diff --git a/.github/workflows/ci_linux.yml b/.github/workflows/ci_linux.yml index 9703dc99..e64e608b 100644 --- a/.github/workflows/ci_linux.yml +++ b/.github/workflows/ci_linux.yml @@ -9,6 +9,7 @@ jobs: qt_version: [5.15.2, 6.5.2] runs-on: ubuntu-latest + name: build-linux-qt${{matrix.qt_version}} steps: - name: Checkout @@ -28,42 +29,25 @@ jobs: - name: Install OpenCascade run: | - sudo apt-get -y install libocct-data-exchange-dev libocct-draw-dev - GH_CASCADE_INC_DIR=`dpkg -L libocct-foundation-dev | grep -i "Standard_Version.hxx" | sed "s/\/Standard_Version.hxx//i"` - GH_CASCADE_LIB_DIR=`dpkg -L libocct-foundation-dev | grep -i "libTKernel.so" | sed "s/\/libTKernel.so//i"` - echo "GH_CASCADE_INC_DIR=$GH_CASCADE_INC_DIR" >> $GITHUB_ENV - echo "GH_CASCADE_LIB_DIR=$GH_CASCADE_LIB_DIR" >> $GITHUB_ENV + sudo apt-get -y install libocct-data-exchange-dev libocct-draw-dev occt-misc + sudo apt-get -y install libtbb-dev + sudo apt-get -y install libxi-dev - name: Install Assimp run: | sudo apt-get -y install libassimp-dev - GH_ASSIMP_INC_DIR=`dpkg -L libassimp-dev | grep -i "version.h" | sed "s/\/version.h//i"` - GH_ASSIMP_LIB_DIR=`dpkg -L libassimp-dev | grep -i "libassimp.so" | sed "s/\/libassimp.so//i"` - echo "GH_ASSIMP_INC_DIR=$GH_ASSIMP_INC_DIR" >> $GITHUB_ENV - echo "GH_ASSIMP_LIB_DIR=$GH_ASSIMP_LIB_DIR" >> $GITHUB_ENV - - - name: Get count of CPU cores - uses: SimenB/github-actions-cpu-cores@v1 - id: cpu-cores - name: Build run: | mkdir ${{github.workspace}}/build cd ${{github.workspace}}/build - echo CASCADE_INC_DIR=${{env.GH_CASCADE_INC_DIR}} - echo CASCADE_LIB_DIR=${{env.GH_CASCADE_LIB_DIR}} - echo ASSIMP_INC_DIR=${{env.GH_ASSIMP_INC_DIR}} - echo ASSIMP_LIB_DIR=${{env.GH_ASSIMP_LIB_DIR}} - [ ! -d $CASCADE_INC_DIR ] && echo "ERROR: OpenCascade include dir doesn't exist" - [ ! -d $CASCADE_LIB_DIR ] && echo "ERROR: OpenCascade lib dir doesn't exist" - [ ! -d $ASSIMP_INC_DIR ] && echo "ERROR: assimp include dir doesn't exist" - [ ! -d $ASSIMP_LIB_DIR ] && echo "ERROR: assimp lib dir doesn't exist" - qmake .. CONFIG+=withtests \ - CASCADE_INC_DIR=${{env.GH_CASCADE_INC_DIR}} \ - CASCADE_LIB_DIR=${{env.GH_CASCADE_LIB_DIR}} \ - ASSIMP_INC_DIR=${{env.GH_ASSIMP_INC_DIR}} \ - ASSIMP_LIB_DIR=${{env.GH_ASSIMP_LIB_DIR}} - make -j${{steps.cpu-cores.outputs.count}} + cmake --version + cmake .. \ + -DMayo_BuildTests=ON \ + -DMayo_BuildPluginAssimp=ON + cmake --build . \ + --config Release \ + --parallel `nproc` - name: Execute Unit Tests working-directory: ${{github.workspace}}/build @@ -71,7 +55,7 @@ jobs: DISPLAY: :0 run: | # Install french locale for testing case - echo "fr_FR ISO-8859-1" | sudo tee -a /etc/locale.gen + echo "fr_FR ISO-8859-15" | sudo tee -a /etc/locale.gen sudo locale-gen localectl list-locales # Start X11 display server diff --git a/.github/workflows/ci_linux_arm.yml b/.github/workflows/ci_linux_arm.yml new file mode 100644 index 00000000..34f2f141 --- /dev/null +++ b/.github/workflows/ci_linux_arm.yml @@ -0,0 +1,118 @@ +name: Linux ARM + +on: [push] + +jobs: + build-linux-arm: + strategy: + matrix: + include: + - arch: aarch64 + distro: ubuntu_latest + #- arch: aarch64 + # distro: fedora_latest + - arch: armv7 + distro: archarm_latest + + + runs-on: ubuntu-latest + + steps: + - name: Checkout + uses: actions/checkout@v2 + + - name: Get current branch name + uses: nelonoel/branch-name@v1.0.1 + + - name: Run Build + uses: uraimo/run-on-arch-action@v2 + with: + arch: ${{matrix.arch}} + + distro: ${{matrix.distro}} + + # Not required, but speeds up builds + githubToken: ${{github.token}} + + install: | + case "${{ matrix.distro }}" in + ubuntu*) + apt-get -y update + apt-get -y install xvfb # Needed to run unit tests + apt-get -y install cmake + apt-get -y install git + apt-get -y install g++ + apt-get -y install qtbase5-dev libqt5svg5-dev + apt-get -y install libxcb-cursor0 # Dependencies for "xcb" Qt plugin(actually needed for Qt6) + apt-get -y install libocct-data-exchange-dev libocct-draw-dev occt-misc + apt-get -y install libtbb-dev libxi-dev # Dependencies for OpenCascade + apt-get -y install libassimp-dev + ;; + fedora*) + dnf -y update + dnf -y install xorg-x11-server-Xvfb + dnf -y install make cmake + dnf -y install git + dnf -y install gcc-c++ + dnf -y install qt5-qtbase qt5-qtsvg + dnf -y install xcb-util-cursor + dnf -y install opencascade-devel + dnf -y install assimp assimp-devel + ;; + archarm*) + # See https://github.com/moby/buildkit/issues/1267#issuecomment-769880570 + sed -i -e 's~#IgnorePkg.*~IgnorePkg = filesystem~g' '/etc/pacman.conf' + pacman -Syu --noconfirm + pacman -Sy --noconfirm xorg-server-xvfb + pacman -Sy --noconfirm make cmake + pacman -Sy --noconfirm git + pacman -Sy --noconfirm gcc + pacman -Sy --noconfirm qt5-base qt5-svg + pacman -Sy --noconfirm xcb-util-cursor + pacman -Sy --noconfirm opencascade + pacman -Sy --noconfirm libxi + pacman -Sy --noconfirm assimp + ;; + esac + + env: | + DISPLAY: :0 + GIT_BRANCH_NAME: ${{env.BRANCH_NAME}} + RUN_ARCH_NAME: ${{matrix.arch}} + + run: | + git clone --quiet https://github.com/fougue/mayo.git + cd mayo + + # Fixes "fatal: detected dubious ownership in repository at '/home/runner/work/mayo/mayo'" + git config --global --add safe.directory `realpath $PWD/..` + + echo GIT_BRANCH_NAME=$GIT_BRANCH_NAME + git checkout $GIT_BRANCH_NAME + cd .. + mkdir build + cd build + + cmake --version + cmake .. \ + -DMayo_BuildTests=ON \ + -DMayo_BuildPluginAssimp=ON + cmake --build . \ + --config Release \ + --parallel `nproc` + + # + # Execute Unit Tests + # Note: for some unknown reason unit tests are crashing for armv7(on very first test) + # so just execute them for aarch64 + # + if [ $RUN_ARCH_NAME = 'aarch64' ]; then + + # Start X11 display server + Xvfb $DISPLAY -screen 0 1280x1024x24 & + sleep 5s + ./mayo --runtests + + else + echo "NOTE: unit tests skipped, they need to be fixed for this architecture" + fi diff --git a/.github/workflows/ci_macos.yml b/.github/workflows/ci_macos.yml index 8161795a..5baf36e0 100644 --- a/.github/workflows/ci_macos.yml +++ b/.github/workflows/ci_macos.yml @@ -4,31 +4,29 @@ on: [push] jobs: build-macos: + strategy: + matrix: + include: + - qt_version_name: 5.15 + qt_version_major: 5 + - qt_version_name: 6.7 + qt_version_major: 6 + runs-on: macos-latest + name: build-macos-qt${{matrix.qt_version_name}} steps: - name: Checkout uses: actions/checkout@v2 - name: Install Qt - uses: jurplel/install-qt-action@v3 - with: - cache: true - cache-key-prefix: QtCache + run: brew install qt@${{matrix.qt_version_major}} - name: Install OpenCascade - run: | - brew install opencascade - GH_CASCADE_BASE_DIR=`brew info opencascade | grep -E -i --only-matching --max-count=1 "^(/[a-z\.\-_0-9]+)+"` - echo "GH_CASCADE_INC_DIR=$GH_CASCADE_BASE_DIR/include/opencascade" >> $GITHUB_ENV - echo "GH_CASCADE_LIB_DIR=$GH_CASCADE_BASE_DIR/lib" >> $GITHUB_ENV + run: brew install opencascade - name: Install Assimp - run: | - brew install assimp - GH_ASSIMP_BASE_DIR=`brew info assimp | grep -E -i --only-matching --max-count=1 "^(/[a-z\.\-_0-9]+)+"` - echo "GH_ASSIMP_INC_DIR=$GH_ASSIMP_BASE_DIR/include/assimp" >> $GITHUB_ENV - echo "GH_ASSIMP_LIB_DIR=$GH_ASSIMP_BASE_DIR/lib" >> $GITHUB_ENV + run: brew install assimp - name: Get count of CPU cores uses: SimenB/github-actions-cpu-cores@v1 @@ -38,20 +36,14 @@ jobs: run: | mkdir ${{github.workspace}}/build cd ${{github.workspace}}/build - echo CASCADE_INC_DIR=${{env.GH_CASCADE_INC_DIR}} - echo CASCADE_LIB_DIR=${{env.GH_CASCADE_LIB_DIR}} - echo ASSIMP_INC_DIR=${{env.GH_ASSIMP_INC_DIR}} - echo ASSIMP_LIB_DIR=${{env.GH_ASSIMP_LIB_DIR}} - [ ! -d $CASCADE_INC_DIR ] && echo "ERROR: OpenCascade include dir doesn't exist" - [ ! -d $CASCADE_LIB_DIR ] && echo "ERROR: OpenCascade lib dir doesn't exist" - [ ! -d $ASSIMP_INC_DIR ] && echo "ERROR: assimp include dir doesn't exist" - [ ! -d $ASSIMP_LIB_DIR ] && echo "ERROR: assimp lib dir doesn't exist" - qmake .. CONFIG+=withtests \ - CASCADE_INC_DIR=${{env.GH_CASCADE_INC_DIR}} \ - CASCADE_LIB_DIR=${{env.GH_CASCADE_LIB_DIR}} \ - ASSIMP_INC_DIR=${{env.GH_ASSIMP_INC_DIR}} \ - ASSIMP_LIB_DIR=${{env.GH_ASSIMP_LIB_DIR}} - make -j${{steps.cpu-cores.outputs.count}} + cmake --version + cmake .. \ + -DMayo_BuildTests=ON \ + -DMayo_BuildPluginAssimp=ON \ + -DQT_DIR=$(brew --prefix qt@${{matrix.qt_version_major}})/lib/cmake/Qt${{matrix.qt_version_major}} + cmake --build . \ + --config Release \ + --parallel ${{steps.cpu-cores.outputs.count}} - name: Execute Unit Tests working-directory: ${{github.workspace}}/build diff --git a/.github/workflows/ci_macos_conda.yml b/.github/workflows/ci_macos_conda.yml new file mode 100644 index 00000000..b3371660 --- /dev/null +++ b/.github/workflows/ci_macos_conda.yml @@ -0,0 +1,59 @@ +name: macOS-conda + +on: [push] + +jobs: + build-macos: + runs-on: macos-latest + name: build-macos-qt${{matrix.qt_version_name}} + + steps: + - name: Checkout + uses: actions/checkout@v2 + + - name: Set Conda Environment + uses: conda-incubator/setup-miniconda@v3 + with: + miniconda-version: "latest" + activate-environment: ci_macos_conda + + - name: Set conda classic solver + shell: bash -el {0} + run: conda install --solver=classic conda-forge::conda-libmamba-solver conda-forge::libmamba conda-forge::libmambapy conda-forge::libarchive + + - name: Install Qt5 + shell: bash -el {0} + run: conda install conda-forge::qt + + - name: Install OpenCascade + shell: bash -el {0} + run: conda install conda-forge::occt + + - name: Install Assimp + shell: bash -el {0} + run: conda install conda-forge::assimp + + - name: Get count of CPU cores + uses: SimenB/github-actions-cpu-cores@v1 + id: cpu-cores + + - name: Build + run: | + mkdir ${{github.workspace}}/build + cd ${{github.workspace}}/build + cmake --version + export CMAKE_PREFIX_PATH="$CONDA/envs/ci_macos_conda/lib/cmake/Qt5;$CMAKE_PREFIX_PATH" + export CMAKE_PREFIX_PATH="$CONDA/envs/ci_macos_conda/lib/cmake/opencascade;$CMAKE_PREFIX_PATH" + export CMAKE_PREFIX_PATH="$CONDA/envs/ci_macos_conda/lib/cmake/assimp-5.4;$CMAKE_PREFIX_PATH" + cmake .. \ + -DMayo_BuildTests=ON \ + -DMayo_BuildPluginAssimp=ON \ + -DCMAKE_PREFIX_PATH=$CMAKE_PREFIX_PATH + cmake --build . \ + --config Release \ + --parallel ${{steps.cpu-cores.outputs.count}} + + - name: Execute Unit Tests + working-directory: ${{github.workspace}}/build + run: | + ./mayo.app/Contents/MacOS/mayo --runtests diff --git a/.github/workflows/ci_windows.yml b/.github/workflows/ci_windows.yml index de894de8..c3bf2272 100644 --- a/.github/workflows/ci_windows.yml +++ b/.github/workflows/ci_windows.yml @@ -6,11 +6,49 @@ jobs: build-windows-msvc: strategy: matrix: - occ_version: [7.3.0, 7.4.0, 7.5.0, 7.6.0, 7.7.0] + include: + - occ_version: 7.3.0 + assimp_version: 5.4.3 + - occ_version: 7.4.0 + assimp_version: 5.4.3 + - occ_version: 7.5.0 + assimp_version: 5.4.3 + - occ_version: 7.6.0 + assimp_version: 5.4.3 + - occ_version: 7.7.0 + assimp_version: 5.4.3 + - occ_version: 7.8.0 + assimp_version: 5.4.3 + - occ_version: 7.8.0 + assimp_version: 5.3.1 runs-on: windows-latest + name: build-win-msvc-occt${{matrix.occ_version}}-assimp${{matrix.assimp_version}} steps: + - name: Set globals + id: globals + shell: cmd + run: | + if "%occ_version%"=="7.3.0" ( + echo "occ_zip_sha256=2503e69d595bb4c4e760b629aba3d8cee5e6b8d0da43b0d790a7949c67fd15d0" >> "${GITHUB_OUTPUT}" + ) else if "%occ_version%"=="7.4.0" ( + echo "occ_zip_sha256=6664b9a4213036ff0960edd2426258cf66844386c1a2338fa62e008f40c476bb" >> "${GITHUB_OUTPUT}" + ) else if "%occ_version%"=="7.5.0" ( + echo "occ_zip_sha256=8000f261ecbf6689e48439aa5895304069d00a14efe28eb7f1d108450cb7a74f" >> "${GITHUB_OUTPUT}" + ) else if "%occ_version%"=="7.6.0" ( + echo "occ_zip_sha256=137788c7693f74fb98797adfd06c1b00f66dac59beca5c3073c1f62c98b7a80f" >> "${GITHUB_OUTPUT}" + ) else if "%occ_version%"=="7.7.0" ( + echo "occ_zip_sha256=82afb7bd5fd7097189ee4e98bf3bc02b4030cae7a82967db68d5f2b556801779" >> "${GITHUB_OUTPUT}" + ) else if "%occ_version%"=="7.8.0" ( + echo "occ_zip_sha256=beb30920efe5e5384d500d43dcb8ba1f476a76bb65b268b1af32d807b697bdee" >> "${GITHUB_OUTPUT}" + ) + if "%assimp_version%"=="5.3.1" ( + echo "assimp_zip_sha256=b6097488fa5b7a0cc610e8258e74aaa9552b48a13bc8680eedd66512d788e64f" >> "${GITHUB_OUTPUT}" + ) else if "%assimp_version%"=="5.4.3" ( + echo "assimp_zip_sha256=b321031eba023d8874ed794aa9aad5b6b132b2e4b8835ecc99ba428be48d0305" >> "${GITHUB_OUTPUT}" + ) + - name: Checkout uses: actions/checkout@v3 @@ -32,68 +70,55 @@ jobs: uses: carlosperate/download-file-action@v2 with: file-url: 'https://www.fougue.pro/share/bin/OpenCASCADE-${{matrix.occ_version}}-vc14-64.zip' + sha256: ${{steps.globals.outputs.occ_zip_sha256}} - name: Extract OpenCascade - shell: pwsh - run: | - Expand-Archive -Path OpenCASCADE-${{matrix.occ_version}}-vc14-64.zip -DestinationPath . + run: 7z x OpenCASCADE-${{matrix.occ_version}}-vc14-64.zip - name: Cache Assimp archive id: cache-assimp uses: actions/cache@v3 with: - path: assimp-5.3.1.zip - key: assimp-5.3.1 + path: assimp-${{matrix.assimp_version}}.zip + key: assimp-${{matrix.assimp_version}} - name: Download Assimp if: steps.cache-assimp.outputs.cache-hit != 'true' uses: carlosperate/download-file-action@v2 with: - file-url: 'https://www.fougue.pro/share/bin/assimp-5.3.1.zip' + file-url: 'https://www.fougue.pro/share/bin/assimp-${{matrix.assimp_version}}.zip' + sha256: ${{steps.globals.outputs.assimp_zip_sha256}} - name: Extract Assimp - shell: pwsh - run: | - Expand-Archive -Path assimp-5.3.1.zip -DestinationPath . - - - name: Download jom.exe - uses: carlosperate/download-file-action@v2 - with: - file-url: 'https://www.fougue.pro/share/bin/jom.exe' + run: 7z x assimp-${{matrix.assimp_version}}.zip - name: Get count of CPU cores uses: SimenB/github-actions-cpu-cores@v1 id: cpu-cores - - name: Create Build folder - run: mkdir ${{github.workspace}}/build - - name: Configure Compiler uses: ilammy/msvc-dev-cmd@v1 - - name: QMake - working-directory: ${{github.workspace}}/build - shell: cmd - run: | - call ..\OpenCASCADE-${{matrix.occ_version}}-vc14-64\opencascade-${{matrix.occ_version}}\env.bat - echo CSF_OCCTIncludePath=%CSF_OCCTIncludePath% - echo CSF_OCCTLibPath=%CSF_OCCTLibPath% - qmake --version - qmake ..\mayo.pro CONFIG+=release CONFIG+=withtests ^ - ASSIMP_INC_DIR=${{github.workspace}}/assimp-5.3.1/include/assimp ^ - ASSIMP_LIB_DIR=${{github.workspace}}/assimp-5.3.1/lib ^ - ASSIMP_LIBNAME_SUFFIX=-vc143-mt - - name: Build - working-directory: ${{github.workspace}}/build + shell: cmd run: | - ..\jom.exe -j${{steps.cpu-cores.outputs.count}} + mkdir ${{github.workspace}}\build + cd ${{github.workspace}}\build + set assimp_version=${{matrix.assimp_version}} + cmake --version + cmake .. ^ + -DMayo_BuildTests=ON ^ + -DMayo_BuildPluginAssimp=ON ^ + -DMayo_PostBuildCopyRuntimeDLLs=ON ^ + -DOpenCASCADE_DIR=../OpenCASCADE-${{matrix.occ_version}}-vc14-64/opencascade-${{matrix.occ_version}} ^ + -Dassimp_DIR=${{github.workspace}}/assimp-${{matrix.assimp_version}}/lib/cmake/assimp-%assimp_version:~0,3% + cmake --build . ^ + --config Debug ^ + --parallel ${{steps.cpu-cores.outputs.count}} - name: Execute Unit Tests working-directory: ${{github.workspace}}/build shell: cmd run: | - call ..\OpenCASCADE-${{matrix.occ_version}}-vc14-64\opencascade-${{matrix.occ_version}}\env.bat - set PATH=${{github.workspace}}\assimp-5.3.1\bin;%PATH% - release\mayo.exe --runtests -o utests-output.txt + debug\mayo.exe --runtests -o utests-output.txt more utests-output.txt diff --git a/.gitignore b/.gitignore index 96cf762e..e11a35d8 100644 --- a/.gitignore +++ b/.gitignore @@ -3,3 +3,4 @@ build-* *.user.* custom.pri env.pri +cmake/CustomSteps.cmake diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 00000000..e3829dc8 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,703 @@ +#**************************************************************************** +#* Copyright (c) 2024, Fougue Ltd. +#* All rights reserved. +#* See license at https://github.com/fougue/mayo/blob/master/LICENSE.txt +#**************************************************************************** + +cmake_minimum_required(VERSION 3.10) + +set(Mayo_VersionMajor 0) +set(Mayo_VersionMinor 9) +set(Mayo_VersionPatch 0) +set(Mayo_Version ${Mayo_VersionMajor}.${Mayo_VersionMinor}.${Mayo_VersionPatch}) + +project( + mayo + VERSION ${Mayo_Version} + DESCRIPTION "Mayo - Opensource 3D CAD viewer and converter" + LANGUAGES CXX +) + +set(Mayo_Copyright "Copyright @ 2016-present, Fougue Ltd., All Rights Reserved") +mark_as_advanced(FORCE Mayo_Copyright) + +set(CMAKE_EXECUTE_PROCESS_COMMAND_ECHO STDOUT) + +# Find git commit hash and revision number +set(Mayo_VersionCommit 0) +set(Mayo_VersionRevNum 0) + +find_package(Git) +if(Git_FOUND) + # Maybe use preferrably add_custom_command() with PRE_BUILD event? + message(STATUS "GIT_EXECUTABLE=${GIT_EXECUTABLE}") + execute_process( + COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD + WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} + OUTPUT_VARIABLE Mayo_VersionCommit + ) + execute_process( + COMMAND ${GIT_EXECUTABLE} rev-list --count HEAD + WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} + OUTPUT_VARIABLE Mayo_VersionRevNum + ) + # Fix newline character at the end of Mayo_VersionCommit and Mayo_VersionRevNum variables + string(REGEX REPLACE "\n$" "" Mayo_VersionCommit "${Mayo_VersionCommit}") + string(REGEX REPLACE "\n$" "" Mayo_VersionRevNum "${Mayo_VersionRevNum}") + # execute_process() may have failed, so make sure Mayo_Version[Commit/RevNum] are not empty strings + # Note: execute_process() could fail in the typical case where Mayo source code was extracted + # from ZIP archive file(ie not via "git clone") + if(Mayo_VersionCommit STREQUAL "") + set(Mayo_VersionCommit 0) + endif() + if(Mayo_VersionRevNum STREQUAL "") + set(Mayo_VersionRevNum 0) + endif() +endif() + +list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake") + +# Find bit size of the target machine +math(EXPR Mayo_TargetArchBitSize "8 * ${CMAKE_SIZEOF_VOID_P}") + +########## +# Options +########## + +option(Mayo_BuildTests "Build Mayo testing suite" OFF) +option(Mayo_BuildPluginAssimp "Build plugin to import/export mesh files supported by Assimp" OFF) +if(WIN32) + set(Mayo_PostBuildCopyRuntimeDLLs_DefaultValue OFF) + if(CMAKE_GENERATOR MATCHES "Visual Studio") + set(Mayo_PostBuildCopyRuntimeDLLs_DefaultValue ON) + endif() + + message(STATUS "Mayo_PostBuildCopyRuntimeDLLs_DefaultValue=${Mayo_PostBuildCopyRuntimeDLLs_DefaultValue}") + option( + Mayo_PostBuildCopyRuntimeDLLs + "\ +Add post build step to copy all runtime DLLs alongside Mayo executable.\n\ +This simplifies running Mayo from eg Visual Studio IDE\ +" + ${Mayo_PostBuildCopyRuntimeDLLs_DefaultValue} + ) +endif() + +# TODO Make option Mayo_BuildTests dependent of Mayo_BuildApp) +option(Mayo_BuildApp "Build Mayo GUI application" ON) +option(Mayo_BuildConvCli "Build Mayo CLI converter" ON) + +# TODO +# option(Mayo_BuildPluginGmio "Build plugin to import/export mesh files supported by gmio" OFF) + +########## +# Qt +########## + +find_package(QT NAMES Qt6 Qt5 REQUIRED) +if(QT_FOUND) + message(STATUS "Qt version ${QT_VERSION}") + if(QT_VERSION VERSION_LESS 5.12) + message(FATAL_ERROR "Qt >= 5.12 is required but detected version is ${QT_VERSION}") + endif() + + set("Qt${QT_VERSION_MAJOR}_DIR" "${QT_DIR}") + + if(Mayo_BuildApp OR Mayo_BuildConvCli) + find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Core) + endif() + + if(Mayo_BuildApp) + find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Gui Widgets Test) + if(WIN32 AND QT_VERSION_MAJOR EQUAL 5) + find_package(Qt5 REQUIRED COMPONENTS WinExtras) + elseif(QT_VERSION_MAJOR EQUAL 6) + find_package(Qt6 REQUIRED COMPONENTS OpenGLWidgets) + endif() + + if(Mayo_PostBuildCopyRuntimeDLLs) + find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Svg) + endif() + endif() +endif() + +#qt_standard_project_setup() +set(CMAKE_AUTOMOC ON) +set(CMAKE_AUTOUIC ON) +set(CMAKE_AUTORCC ON) + +########## +# Compiler config +########## + +set(CMAKE_CXX_STANDARD 17) + +set( + Mayo_CompileDefinitions + QT_DISABLE_DEPRECATED_BEFORE=0x050F00 + QT_IMPLICIT_QFILEINFO_CONSTRUCTION +) +set(Mayo_CompileOptions) + +if(MSVC) + list(APPEND Mayo_CompileDefinitions NOMINMAX) + # Deletion of pointer to incomplete type 'XXXX'; no destructor called + list(APPEND Mayo_CompileOptions /we4150) + # Specify both the source character set and the execution character set as UTF-8 + list(APPEND Mayo_CompileOptions /utf-8) + if(QT_VERSION_MAJOR EQUAL 6) + list(APPEND Mayo_CompileDefinitions _USE_MATH_DEFINES) + endif() +elseif(APPLE) + list(APPEND Mayo_CompileDefinitions GL_SILENCE_DEPRECATION) +endif() + +if(CMAKE_CXX_COMPILER_ID MATCHES "Clang") + list( + APPEND Mayo_CompileOptions + -Wno-undefined-var-template + -Wno-deprecated-declarations + -Wno-macro-redefined + ) +endif() + +if(Mayo_TargetArchBitSize STREQUAL "32") + if(APPLE) + list(APPEND Mayo_CompileDefinitions _DARWIN_USE_64_BIT_INODE) + elseif(UNIX) + list(APPEND Mayo_CompileDefinitions _FILE_OFFSET_BITS=64 _LARGEFILE64_SOURCE=1) + endif() + + if(CMAKE_SYSTEM_PROCESSOR MATCHES "arm") + # See: + # https://stackoverflow.com/questions/48149323/what-does-the-gcc-warning-project-parameter-passing-for-x-changed-in-gcc-7-1-m + # https://stackoverflow.com/questions/52020305/what-exactly-does-gccs-wpsabi-option-do-what-are-the-implications-of-supressi + list(APPEND Mayo_CompileOptions -Wno-psabi) + endif() +endif() + +########## +# Linker config +########## + +set(MayoCore_LinkDirectories) +set(MayoCore_LinkLibraries) +set(MayoIO_LinkLibraries) + +if(MSVC) + list(APPEND MayoCore_LinkLibraries Opengl32 User32) +elseif(APPLE) + list(APPEND MayoCore_LinkLibraries iconv) +endif() + +########## +# Set "include" directories +########## + +set( + Mayo_IncludeDirectories + src/3rdparty + ${CMAKE_BINARY_DIR} +) + +########## +# MayoCore+MayoIO source files +########## + +file( + GLOB MayoCore_SourceFiles + ${PROJECT_SOURCE_DIR}/src/base/*.cpp + ${PROJECT_SOURCE_DIR}/src/graphics/*.cpp + ${PROJECT_SOURCE_DIR}/src/gui/*.cpp + ${PROJECT_SOURCE_DIR}/src/3rdparty/fmt/src/format.cc +) + +file( + GLOB MayoIO_SourceFiles + ${PROJECT_SOURCE_DIR}/src/io_dxf/*.cpp + ${PROJECT_SOURCE_DIR}/src/io_image/*.cpp + ${PROJECT_SOURCE_DIR}/src/io_occ/*.cpp + ${PROJECT_SOURCE_DIR}/src/io_off/*.cpp + ${PROJECT_SOURCE_DIR}/src/io_ply/*.cpp +) + +########## +# MayoCore+MayoIO header files +########## + +file( + GLOB MayoCore_HeaderFiles + ${PROJECT_SOURCE_DIR}/src/base/*.h + ${PROJECT_SOURCE_DIR}/src/graphics/*.h + ${PROJECT_SOURCE_DIR}/src/gui/*.h +) + +file( + GLOB MayoIO_HeaderFiles + ${PROJECT_SOURCE_DIR}/src/io_dxf/*.h + ${PROJECT_SOURCE_DIR}/src/io_image/*.h + ${PROJECT_SOURCE_DIR}/src/io_occ/*.h + ${PROJECT_SOURCE_DIR}/src/io_off/*.h + ${PROJECT_SOURCE_DIR}/src/io_ply/*.h +) + +########## +# Unit tests +########## + +if(Mayo_BuildTests) + file(GLOB MayoTests_HeaderFiles ${PROJECT_SOURCE_DIR}/tests/*.h) + file(GLOB MayoTests_SourceFiles ${PROJECT_SOURCE_DIR}/tests/*.cpp) + + set(MAYO_WITH_TESTS 1) + list(APPEND MayoTests_LinkLibraries Qt${QT_VERSION_MAJOR}::Test) + + file(GLOB MayoTests_InputFiles ${PROJECT_SOURCE_DIR}/tests/inputs/*.*) + file(COPY ${MayoTests_InputFiles} DESTINATION ${CMAKE_BINARY_DIR}/tests/inputs) + file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/tests/outputs) +endif() + +########## +# OpenCascade +########## + +if(WIN32) + # Can't use find_package(OpenCASCADE) as OpenCASCADEConfig.cmake is broken for Windows platform + # See https://dev.opencascade.org/content/3rdparty-hard-coded-paths-when-building-against-opencascade + include(${PROJECT_SOURCE_DIR}/cmake/OpenCascadeWin.cmake) + if (OpenCASCADE_FOUND) + # Add OpenCASCADE include directory + list(APPEND Mayo_IncludeDirectories ${OpenCASCADE_INCLUDE_DIR}) + + # Add OpenCASCADE library directories + # Note: QtCreator option "Run->Add build library search to PATH" will add to PATH env variable + # the contents of MayoCore_LinkDirectories variable. For convenience, let's add also the + # directories containing DLLs + list( + APPEND MayoCore_LinkDirectories + ${OpenCASCADE_BINARY_DIR} + ${OpenCASCADE_LIBRARY_DIR} + ${OpenCASCADE_3RDPARTY_BINARY_DIRS} + ) + endif() +else() + find_package(OpenCASCADE REQUIRED) + if(OpenCASCADE_FOUND) + # It seems that OpenCascade cmake package files specify INTERFACE_INCLUDE_DIRECTORIES + # starting from 7.7.0 version only + # Older versions require to explicitly add OpenCascade include dir + get_target_property(OpenCASCADE_TKernel_INCLUDE_DIR TKernel INTERFACE_INCLUDE_DIRECTORIES) + list(FIND OpenCASCADE_TKernel_INCLUDE_DIR ${OpenCASCADE_INCLUDE_DIR} OpenCASCADE_TKernel_INCLUDE_DIR_IsSet) + if(OpenCASCADE_TKernel_INCLUDE_DIR_IsSet EQUAL -1) + list(APPEND Mayo_IncludeDirectories ${OpenCASCADE_INCLUDE_DIR}) + endif() + endif() +endif() + +list(APPEND Mayo_CompileDefinitions OCCT_HANDLE_NOCAST) +if(UNIX AND NOT APPLE) + list(APPEND Mayo_CompileDefinitions OCC_CONVERT_SIGNALS) +endif() + +if(OpenCASCADE_FOUND) + message(STATUS "OpenCascade version ${OpenCASCADE_VERSION}") + + # std::iterator class template(used as a base class to provide typedefs) is deprecated in C++17 + # OpenCascade < 7.7.0 uses std::iterator for NCollection_StlIterator and this is causing many + # deprecation warnings + if(OpenCASCADE_VERSION VERSION_LESS 7.7.0) + if(MSVC) + # Silent warnings C4996 and STL4015 + list(APPEND Mayo_CompileDefinitions _SILENCE_CXX17_ITERATOR_BASE_CLASS_DEPRECATION_WARNING) + elseif((CMAKE_CXX_COMPILER_ID MATCHES "GNU") AND (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 12)) + list(APPEND Mayo_CompileOptions -Wno-deprecated-declarations) + endif() + endif() + + # Add OpenCASCADE libraries + list( + APPEND MayoCore_LinkLibraries + # FoundationClasses + TKernel TKMath + # ModelingData + TKG2d TKG3d TKGeomBase TKBRep + # ModelingAlgorithms + TKBO TKBool TKGeomAlgo TKHLR TKMesh TKPrim TKShHealing TKTopAlgo + # Visualization + TKMeshVS TKOpenGl TKService TKV3d + # ApplicationFramework + TKBin TKBinL TKBinXCAF TKCAF TKCDF TKLCAF TKVCAF TKXml TKXmlL + # DataExchange + TKXCAF TKXmlXCAF TKXSBase + ) + + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.8.0) + list(APPEND MayoIO_LinkLibraries TKDE) + list(APPEND MayoIO_LinkLibraries TKDEIGES) + list(APPEND MayoIO_LinkLibraries TKDESTEP) + list(APPEND MayoIO_LinkLibraries TKDESTL) + list(APPEND MayoIO_LinkLibraries TKDEVRML) + else() + list(APPEND MayoIO_LinkLibraries TKIGES TKXDEIGES) + list(APPEND MayoIO_LinkLibraries TKSTEP TKSTEP209 TKSTEPAttr TKSTEPBase TKXDESTEP) + list(APPEND MayoIO_LinkLibraries TKSTL) + list(APPEND MayoIO_LinkLibraries TKVRML) + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.7.0) + list(APPEND MayoIO_LinkLibraries TKXDE) + endif() + endif() + + # OBJ/glTF support + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.4.0) + list(APPEND MayoIO_LinkLibraries TKRWMesh) + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.8.0) + list(APPEND MayoIO_LinkLibraries TKDEOBJ TKDEGLTF) + endif() + else() + list( + REMOVE_ITEM MayoIO_SourceFiles + ${PROJECT_SOURCE_DIR}/src/io_occ/io_occ_base_mesh.cpp + ${PROJECT_SOURCE_DIR}/src/io_occ/io_occ_gltf_reader.cpp + ${PROJECT_SOURCE_DIR}/src/io_occ/io_occ_obj_reader.cpp + ) + message(STATUS "glTF reader disabled because OpenCascade < v7.4") + message(STATUS "OBJ reader disabled because OpenCascade < v7.4") + endif() + + if(OpenCASCADE_VERSION VERSION_LESS 7.5.0) + list(REMOVE_ITEM MayoIO_SourceFiles ${PROJECT_SOURCE_DIR}/src/io_occ/io_occ_gltf_writer.cpp) + message(STATUS "glTF writer disabled because OpenCascade < v7.5") + endif() + + if(OpenCASCADE_VERSION VERSION_LESS 7.6.0) + list(REMOVE_ITEM MayoIO_SourceFiles ${PROJECT_SOURCE_DIR}/src/io_occ/io_occ_obj_writer.cpp) + message(STATUS "OBJ writer disabled because OpenCascade < v7.6") + endif() + + # VRML support + if(OpenCASCADE_VERSION VERSION_LESS 7.7.0) + list(REMOVE_ITEM MayoIO_SourceFiles ${PROJECT_SOURCE_DIR}/src/io_occ/io_occ_vrml_reader.cpp) + message(STATUS "VRML reader disabled because OpenCascade < v7.7") + endif() +endif() + +########## +# Assimp plugin +########## + +if(Mayo_BuildPluginAssimp) + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.5.0) + find_package(assimp) + if(NOT assimp_FOUND) + message(WARNING "Assimp library not found") + endif() + else() + message(STATUS "Assimp reader disabled because OpenCascade < v7.5") + endif() +endif() + +if(assimp_FOUND) + message(STATUS "assimp version ${assimp_VERSION}") + set(MAYO_HAVE_ASSIMP 1) + + file(GLOB MayoPluginAssimp_HeaderFiles ${PROJECT_SOURCE_DIR}/src/io_assimp/*.h) + file(GLOB MayoPluginAssimp_SourceFiles ${PROJECT_SOURCE_DIR}/src/io_assimp/*.cpp) + list(APPEND MayoIO_HeaderFiles ${MayoPluginAssimp_HeaderFiles}) + list(APPEND MayoIO_SourceFiles ${MayoPluginAssimp_SourceFiles}) + + list(APPEND MayoIO_LinkLibraries ${ASSIMP_LIBRARIES}) + + list(GET ASSIMP_INCLUDE_DIRS 0 assimp_IncludeDir) + file(READ "${assimp_IncludeDir}/assimp/version.h" assimp_FileVersionH) + if(assimp_FileVersionH MATCHES "aiGetVersionPatch") + set(MAYO_HAVE_ASSIMP_aiGetVersionPatch 1) + else() + message(STATUS "Assimp function aiGetVersionPatch() not available") + endif() +endif() + +########## +# gmio +########## + +# TODO Finalize +if(gmio_FOUND) + message(STATUS "gmio version ${gmio_VERSION}") + set(MAYO_HAVE_GMIO 1) + + file(GLOB MayoPluginGmio_HeaderFiles ${PROJECT_SOURCE_DIR}/src/io_gmio/*.h) + file(GLOB MayoPluginGmio_SourceFiles ${PROJECT_SOURCE_DIR}/src/io_gmio/*.cpp) + list(APPEND MayoIO_HeaderFiles ${MayoPluginGmio_HeaderFiles}) + list(APPEND MayoIO_SourceFiles ${MayoPluginGmio_SourceFiles}) + + # Needs -L$$GMIO_ROOT/lib -lgmio_static -lzlibstatic + list(APPEND MayoIO_LinkLibraries ${GMIO_LIBRARIES}) +endif() + +########## +# Configure files +########## + +configure_file(${PROJECT_SOURCE_DIR}/src/mayo_config.h.cmake common/mayo_config.h @ONLY) +configure_file(${PROJECT_SOURCE_DIR}/src/mayo_version.h.cmake common/mayo_version.h @ONLY) + +########## +# Icons for Mayo exe targets +########## + +if(CMAKE_SYSTEM_NAME STREQUAL "Darwin") + set(Mayo_AppIconMacOS images/appicon.icns) + set_source_files_properties(images/appicon.icns PROPERTIES MACOSX_PACKAGE_LOCATION "Resources") +endif() + +if(MSVC) + set(Mayo_RcIconsWin ${PROJECT_SOURCE_DIR}/images/appicon.rc) +endif() + +########## +# Target: MayoCore(static lib) +########## + +add_library(MayoCore STATIC ${MayoCore_HeaderFiles} ${MayoCore_SourceFiles}) + +target_include_directories(MayoCore PRIVATE ${Mayo_IncludeDirectories}) +target_compile_definitions(MayoCore PRIVATE ${Mayo_CompileDefinitions}) +target_compile_options(MayoCore PRIVATE ${Mayo_CompileOptions}) +target_link_libraries(MayoCore PRIVATE ${MayoCore_LinkLibraries}) + +add_library(MayoCoreLib INTERFACE) +target_link_libraries(MayoCoreLib INTERFACE MayoCore ${MayoCore_LinkLibraries}) +target_link_directories(MayoCoreLib INTERFACE ${MayoCore_LinkDirectories}) +target_include_directories(MayoCoreLib INTERFACE ${Mayo_IncludeDirectories}) + +########## +# Target: MayoIO(static lib) +########## + +add_library(MayoIO STATIC ${MayoIO_HeaderFiles} ${MayoIO_SourceFiles}) + +target_include_directories(MayoIO PRIVATE ${Mayo_IncludeDirectories}) +target_compile_definitions(MayoIO PRIVATE ${Mayo_CompileDefinitions}) +target_compile_options(MayoIO PRIVATE ${Mayo_CompileOptions}) +target_link_libraries(MayoIO PRIVATE MayoCore ${MayoIO_LinkLibraries}) + +add_library(MayoIOLib INTERFACE) +target_link_libraries(MayoIOLib INTERFACE MayoIO MayoCoreLib ${MayoIO_LinkLibraries}) + +########## +# Target: MayoApp +########## + +set(MayoApp_HeaderFiles) +set(MayoApp_SourceFiles) +set(MayoApp_LinkLibraries) + +# MayoApp headers +file( + GLOB MayoApp_HeaderFiles + ${PROJECT_SOURCE_DIR}/src/app/*.h + ${PROJECT_SOURCE_DIR}/src/measure/*.h + ${PROJECT_SOURCE_DIR}/src/qtbackend/*.h + ${PROJECT_SOURCE_DIR}/src/qtcommon/*.h +) + +if(WIN32 AND QT_VERSION_MAJOR EQUAL 5) + list(APPEND MayoApp_HeaderFiles ${PROJECT_SOURCE_DIR}/src/app/windows/win_taskbar_global_progress.h) +endif() + +# MayoApp sources +file( + GLOB MayoApp_SourceFiles + ${PROJECT_SOURCE_DIR}/src/app/*.cpp + ${PROJECT_SOURCE_DIR}/src/measure/*.cpp + ${PROJECT_SOURCE_DIR}/src/qtbackend/*.cpp + ${PROJECT_SOURCE_DIR}/src/qtcommon/*.cpp +) + +if(WIN32 AND QT_VERSION_MAJOR EQUAL 5) + list(APPEND MayoApp_SourceFiles ${PROJECT_SOURCE_DIR}/src/app/windows/win_taskbar_global_progress.cpp) +endif() + +# MayoApp UI files +file(GLOB MayoApp_QtUiFiles ${PROJECT_SOURCE_DIR}/src/app/*.ui) + +# MayoApp unit tests +if(Mayo_BuildTests) + list(APPEND MayoApp_HeaderFiles ${MayoTests_HeaderFiles}) + list(APPEND MayoApp_SourceFiles ${MayoTests_SourceFiles}) + list(APPEND MayoApp_LinkLibraries ${MayoTests_LinkLibraries}) +endif() + +# MayoApp libs +list( + APPEND MayoApp_LinkLibraries + MayoCoreLib + MayoIOLib + Qt${QT_VERSION_MAJOR}::Core + Qt${QT_VERSION_MAJOR}::Gui + Qt${QT_VERSION_MAJOR}::Widgets +) + +if(WIN32 AND QT_VERSION_MAJOR EQUAL 5) + list(APPEND MayoApp_LinkLibraries Qt5::WinExtras) +elseif(QT_VERSION_MAJOR EQUAL 6) + list(APPEND MayoApp_LinkLibraries Qt6::OpenGLWidgets) +endif() + +if(Mayo_PostBuildCopyRuntimeDLLs) + list(APPEND MayoApp_LinkLibraries Qt${QT_VERSION_MAJOR}::Svg) +endif() + +if(Mayo_BuildApp) + add_executable( + mayo + ${MayoApp_SourceFiles} + ${MayoApp_HeaderFiles} + ${MayoApp_QtUiFiles} + i18n/mayo.qrc + i18n/qt${QT_VERSION_MAJOR}base.qrc + images/mayo.qrc + ${Mayo_RcIconsWin} + ${Mayo_AppIconMacOS} + ) + + target_compile_definitions(mayo PRIVATE ${Mayo_CompileDefinitions}) + target_compile_options(mayo PRIVATE ${Mayo_CompileOptions}) + target_link_libraries(mayo PRIVATE ${MayoApp_LinkLibraries}) + # Required by generated Qt UI files + target_include_directories(mayo PRIVATE ${PROJECT_SOURCE_DIR}/src/app) + + set_target_properties( + mayo + PROPERTIES + MACOSX_BUNDLE_BUNDLE_NAME "mayo" + MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION} + MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR} + MACOSX_BUNDLE_COPYRIGHT ${Mayo_Copyright} + MACOSX_BUNDLE_ICON_FILE appicon.icns + WIN32_EXECUTABLE TRUE + MACOSX_BUNDLE TRUE + ) + + if(Mayo_PostBuildCopyRuntimeDLLs) + # Copy required Qt plugins + set(QtPluginsDir "${QT_DIR}/../../../plugins") + file(GLOB QtPluginIconEnginesDLLs "${QtPluginsDir}/iconengines/qsvgicon*.dll") + file(GLOB QtPluginImageFormatsDLLs "${QtPluginsDir}/imageformats/qsvg*.dll") + file(GLOB QtPluginPlatformsDLLs "${QtPluginsDir}/platforms/qwindows*.dll") + set(QtPluginsDLLs ${QtPluginIconEnginesDLLs} ${QtPluginImageFormatsDLLs} ${QtPluginPlatformsDLLs}) + foreach(QtPluginDLL ${QtPluginsDLLs}) + cmake_path(GET QtPluginDLL PARENT_PATH QtPluginDLL_Path) + cmake_path(GET QtPluginDLL_Path FILENAME QtPluginDLL_PathName) + add_custom_command( + TARGET mayo POST_BUILD + COMMAND ${CMAKE_COMMAND} -E make_directory "$/plugins/${QtPluginDLL_PathName}" + ) + add_custom_command( + TARGET mayo POST_BUILD + COMMAND ${CMAKE_COMMAND} -E copy_if_different + "${QtPluginDLL}" "$/plugins/${QtPluginDLL_PathName}" + ) + endforeach() + + # Copy OpenCascade 3rd-party DLLs + foreach(Occ3rdDLL ${OpenCASCADE_3RDPARTY_DLLS}) + add_custom_command( + TARGET mayo POST_BUILD + COMMAND ${CMAKE_COMMAND} -E copy_if_different "${Occ3rdDLL}" $ + ) + endforeach() + + # Copy runtime DLLs specified with library IMPORTED_LOCATION property + add_custom_command( + TARGET mayo POST_BUILD + COMMAND ${CMAKE_COMMAND} -E copy_if_different + $ $ + COMMAND_EXPAND_LISTS + ) + endif() # Mayo_PostBuildCopyRuntimeDLLs +endif() # Mayo_BuildApp + +########## +# Target: mayo-conv +########## + +file( + GLOB MayoConv_HeaderFiles + ${PROJECT_SOURCE_DIR}/src/cli/*.h + ${PROJECT_SOURCE_DIR}/src/qtbackend/*.h + ${PROJECT_SOURCE_DIR}/src/qtcommon/*.h +) +list( + APPEND MayoConv_HeaderFiles + ${PROJECT_SOURCE_DIR}/src/app/app_module_properties.h + ${PROJECT_SOURCE_DIR}/src/app/app_module.h + ${PROJECT_SOURCE_DIR}/src/app/app_ui_state.h + ${PROJECT_SOURCE_DIR}/src/app/library_info.h + ${PROJECT_SOURCE_DIR}/src/app/recent_files.h +) + +file( + GLOB MayoConv_SourceFiles + ${PROJECT_SOURCE_DIR}/src/cli/*.cpp + ${PROJECT_SOURCE_DIR}/src/qtbackend/*.cpp + ${PROJECT_SOURCE_DIR}/src/qtcommon/*.cpp +) +list( + APPEND MayoConv_SourceFiles + ${PROJECT_SOURCE_DIR}/src/app/app_module_properties.cpp + ${PROJECT_SOURCE_DIR}/src/app/app_module.cpp + ${PROJECT_SOURCE_DIR}/src/app/app_ui_state.cpp + ${PROJECT_SOURCE_DIR}/src/app/library_info.cpp + ${PROJECT_SOURCE_DIR}/src/app/recent_files.cpp +) + +if(Mayo_BuildConvCli) + add_executable( + mayo-conv + ${MayoConv_HeaderFiles} + ${MayoConv_SourceFiles} + i18n/mayo.qrc + i18n/qt${QT_VERSION_MAJOR}base.qrc + ${Mayo_RcIconsWin} + ${Mayo_AppIconMacOS} + ) + + target_compile_definitions(mayo-conv PRIVATE ${Mayo_CompileDefinitions}) + target_compile_options(mayo-conv PRIVATE ${Mayo_CompileOptions}) + + target_link_libraries( + mayo-conv PRIVATE + MayoCoreLib + MayoIOLib + Qt${QT_VERSION_MAJOR}::Core + ) +endif() # Mayo_BuildConvCli + +########## +# Target: OtherFiles +########## + +add_custom_target( + OtherFiles SOURCES + .github/workflows/ci_linux.yml + .github/workflows/ci_linux_arm.yml + .github/workflows/ci_macos.yml + .github/workflows/ci_macos_conda.yml + .github/workflows/ci_windows.yml + images/credits.txt + scripts/bump-version.rb + scripts/gen-cmake-opencascade-vars.bat + src/mayo_config.h.cmake + src/mayo_version.h.cmake + README.md +) + +########## +# Custom steps to be processed, if file ".../cmake/CustomSteps.cmake" exists +########## + +if (EXISTS "${PROJECT_SOURCE_DIR}/cmake/CustomSteps.cmake") + message(STATUS "File '${PROJECT_SOURCE_DIR}/cmake/CustomSteps.cmake' found...") + include(${PROJECT_SOURCE_DIR}/cmake/CustomSteps.cmake) +endif() diff --git a/README.md b/README.md index e8da1032..addb651d 100644 --- a/README.md +++ b/README.md @@ -39,7 +39,7 @@ There's also a complete [video](https://www.youtube.com/watch?v=qg6IamnlfxE&ab_c - **3D exploding of the model tree** allowing better exploration of complex designs -- **3D measure tools** for circles, angles, lengths, areas, ... +- **3D measure tools** for circles, angles, lengths, areas, bounding box, ... - **3D view cube** providing intuitive camera manipulation @@ -70,6 +70,7 @@ OFF | :white_check_mark: | :white_check_mark: | FBX | :white_check_mark: | :x: | Collada | :white_check_mark: | :x: | X3D | :white_check_mark: | :x: | +X(DirectX)| :white_check_mark: | :x: | Image | :x: | :white_check_mark: | PNG, JPEG, ... See also this dedicated [wikipage](https://github.com/fougue/mayo/wiki/Supported-formats) for more details @@ -89,9 +90,23 @@ Select Objects | SHIFT + mouseLeft clicks Mayo supports also multiple 3D viewer navigation styles to mimic common CAD applications(CATIA, SOLIDWORKS, ...) -## :hammer: How to build Mayo -[Instructions for Windows MSVC](https://github.com/fougue/mayo/wiki/Build-instructions-for-Windows-MSVC) -[Instructions for Debian](https://github.com/fougue/mayo/wiki/Build-instructions-for-Debian) +## :package: Install +Release packages are available for Windows and Linux on the [Releases](https://github.com/fougue/mayo/releases) page. + +Alternatives for Windows: +- [Winget](https://winstall.app/apps/Fougue.Mayo) +```` +winget install --id Fougue.Mayo +```` +- [Scoop](https://scoop.sh/#/apps?s=0&d=1&o=true&q=mayo) +```` +scoop bucket add extras +scoop install extras/mayo +```` + +## :hammer: How to build +[Instructions for Windows](https://github.com/fougue/mayo/wiki/Build-instructions-for-Windows) +[Instructions for Linux](https://github.com/fougue/mayo/wiki/Build-instructions-for-Linux) [Instructions for macOS](https://github.com/fougue/mayo/wiki/Build-instructions-for-macOS) ## :clapper: Gallery diff --git a/cmake/OpenCascadeWin.cmake b/cmake/OpenCascadeWin.cmake new file mode 100644 index 00000000..3dc52174 --- /dev/null +++ b/cmake/OpenCascadeWin.cmake @@ -0,0 +1,131 @@ +set(OpenCASCADE_DIR CACHE PATH "Path where is located OpenCASCADE env.bat file") + +# OpenCASCADE_DIR may actually points to opencascade/cmake +if(NOT EXISTS ${OpenCASCADE_DIR}/env.bat) + cmake_path(GET OpenCASCADE_DIR PARENT_PATH OpenCASCADE_DIR_PARENT_PATH) + if(EXISTS ${OpenCASCADE_DIR_PARENT_PATH}/env.bat) + set(OpenCASCADE_DIR ${OpenCASCADE_DIR_PARENT_PATH}) + endif() +endif() + +# Generate file "OpenCascadeWin_env.cmake" +if(EXISTS "${OpenCASCADE_DIR}/env.bat") + execute_process( + COMMAND cmd /c ${PROJECT_SOURCE_DIR}/scripts/gen-cmake-opencascade-vars.bat "${OpenCASCADE_DIR}" + OUTPUT_FILE ${CMAKE_BINARY_DIR}/OpenCascadeWin_env.cmake + ) + include(${CMAKE_BINARY_DIR}/OpenCascadeWin_env.cmake) +endif() + +# Set OpenCASCADE variables +if(OpenCASCADE_FOUND) + # Set variables for OpenCASCADE version + file(READ ${OpenCASCADE_INCLUDE_DIR}/Standard_Version.hxx OpenCascade_FileVersionHxx) + string(REGEX MATCH "define[ \t]+OCC_VERSION_MAJOR[ \t]+([0-9]+)" OpenCASCADE_MAJOR_VERSION "${OpenCascade_FileVersionHxx}") + set(OpenCASCADE_MAJOR_VERSION ${CMAKE_MATCH_1}) + string(REGEX MATCH "define[ \t]+OCC_VERSION_MINOR[ \t]+([0-9]+)" OpenCASCADE_MINOR_VERSION "${OpenCascade_FileVersionHxx}") + set(OpenCASCADE_MINOR_VERSION ${CMAKE_MATCH_1}) + string(REGEX MATCH "define[ \t]+OCC_VERSION_MAINTENANCE[ \t]+([0-9]+)" OpenCASCADE_MAINTENANCE_VERSION "${OpenCascade_FileVersionHxx}") + set(OpenCASCADE_MAINTENANCE_VERSION ${CMAKE_MATCH_1}) + set(OpenCASCADE_VERSION "${OpenCASCADE_MAJOR_VERSION}.${OpenCASCADE_MINOR_VERSION}.${OpenCASCADE_MAINTENANCE_VERSION}") + + # Add OpenCASCADE "HAVE_RAPIDJSON" compile flags + if(OpenCASCADE_HAVE_RAPIDJSON STREQUAL "true") + list(APPEND Mayo_CompileDefinitions HAVE_RAPIDJSON) + elseif(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.8.0) + file(GLOB OpenCASCADE_CompileDefsCMakeFiles ${OpenCASCADE_DIR}/cmake/OpenCASCADECompileDefinitions*.cmake) + foreach(CMakeFile ${OpenCASCADE_CompileDefsCMakeFiles}) + file(READ "${CMakeFile}" CMakeFileContents) + if(CMakeFileContents MATCHES ":HAVE_RAPIDJSON>") + list(APPEND Mayo_CompileDefinitions HAVE_RAPIDJSON) + break() + endif() + endforeach() + endif() + + # Set OpenCASCADE_3RDPARTY_BINARY_DIRS variable that will contain the OpenCASCADE + # 3rd-party binary directories(ie containing DLL files) + set(OpenCASCADE_3RDPARTY_BINARY_DIRS) + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.8.0) + list( + APPEND OpenCASCADE_3RDPARTY_BINARY_DIRS + ${TCL_DIR} + ${TK_DIR} + ${FREETYPE_DIR} + ${FREEIMAGE_DIR} + ${FFMPEG_DIR} + ${TBB_DIR} + ${OPENVR_DIR} + ${JEMALLOC_DIR} + ) + else() + if(Mayo_TargetArchBitSize STREQUAL "32") + list(APPEND OpenCASCADE_3RDPARTY_BINARY_DIRS ${CSF_OPT_BIN32}) + else() + list(APPEND OpenCASCADE_3RDPARTY_BINARY_DIRS ${CSF_OPT_BIN64}) + endif() + + # Remove Qt binary path probably added in CSF_OPT_BIN(32/64) variable + set(OpenCASCADE_QT_BINDIR) + foreach(BINDIR ${OpenCASCADE_3RDPARTY_BINARY_DIRS}) + if(BINDIR MATCHES "qt5") + set(OpenCASCADE_QT_BINDIR ${BINDIR}) + endif() + endforeach() + list(REMOVE_ITEM OpenCASCADE_3RDPARTY_BINARY_DIRS ${OpenCASCADE_QT_BINDIR}) + endif() + + # Create imported target for each toolkit + set( + OpenCASCADE_TOOLKITS + # FoundationClasses + TKernel TKMath + # ModelingData + TKG2d TKG3d TKGeomBase TKBRep + # ModelingAlgorithms + TKBO TKBool TKGeomAlgo TKHLR TKMesh TKPrim TKShHealing TKTopAlgo + # Visualization + TKMeshVS TKOpenGl TKService TKV3d + # ApplicationFramework + TKBin TKBinL TKBinXCAF TKCAF TKCDF TKLCAF TKVCAF TKXml TKXmlL + # DataExchange + TKXCAF TKXmlXCAF TKXSBase + ) + + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.8.0) + list(APPEND OpenCASCADE_TOOLKITS TKDE TKDEIGES TKDESTEP TKDESTL TKDEVRML) + else() + list(APPEND OpenCASCADE_TOOLKITS TKIGES TKXDEIGES) + list(APPEND OpenCASCADE_TOOLKITS TKSTEP TKSTEP209 TKSTEPAttr TKSTEPBase TKXDESTEP) + list(APPEND OpenCASCADE_TOOLKITS TKSTL) + list(APPEND OpenCASCADE_TOOLKITS TKVRML) + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.7.0) + list(APPEND OpenCASCADE_TOOLKITS TKXDE) + endif() + endif() + + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.4.0) + list(APPEND OpenCASCADE_TOOLKITS TKRWMesh) + if(OpenCASCADE_VERSION VERSION_GREATER_EQUAL 7.8.0) + list(APPEND OpenCASCADE_TOOLKITS TKDEOBJ TKDEGLTF) + endif() + endif() + + foreach(OccTK ${OpenCASCADE_TOOLKITS}) + add_library(${OccTK} SHARED IMPORTED) + set_target_properties( + ${OccTK} PROPERTIES + IMPORTED_IMPLIB "${OpenCASCADE_LIBRARY_DIR}/${OccTK}.lib" + IMPORTED_LOCATION "${OpenCASCADE_BINARY_DIR}/${OccTK}.dll" + ) + endforeach() + + # List all 3rd-party DLLs required by OpenCASCADE + set(OpenCASCADE_3RDPARTY_DLLS) + foreach(OccBINDIR ${OpenCASCADE_3RDPARTY_BINARY_DIRS}) + file(GLOB OccBINDIR_DLLS ${OccBINDIR}/*.dll) + list(APPEND OpenCASCADE_3RDPARTY_DLLS ${OccBINDIR_DLLS}) + endforeach() +else() + message(WARNING "OpenCASCADE not found from this location OpenCASCADE_DIR='${OpenCASCADE_DIR}' ") +endif() diff --git a/doc/screencast_cli.gif b/doc/screencast_cli.gif index a61f90b0..8f313280 100644 Binary files a/doc/screencast_cli.gif and b/doc/screencast_cli.gif differ diff --git a/doc/screenshot_mayoconv_linux.png b/doc/screenshot_mayoconv_linux.png new file mode 100644 index 00000000..20f25798 Binary files /dev/null and b/doc/screenshot_mayoconv_linux.png differ diff --git a/doc/win_cmake_01.png b/doc/win_cmake_01.png new file mode 100644 index 00000000..c94072a6 Binary files /dev/null and b/doc/win_cmake_01.png differ diff --git a/doc/win_cmake_02.png b/doc/win_cmake_02.png new file mode 100644 index 00000000..e612d962 Binary files /dev/null and b/doc/win_cmake_02.png differ diff --git a/doc/win_cmake_03.png b/doc/win_cmake_03.png new file mode 100644 index 00000000..b42cb024 Binary files /dev/null and b/doc/win_cmake_03.png differ diff --git a/doc/win_cmake_04.png b/doc/win_cmake_04.png new file mode 100644 index 00000000..f2a6f721 Binary files /dev/null and b/doc/win_cmake_04.png differ diff --git a/doc/win_cmake_05.png b/doc/win_cmake_05.png new file mode 100644 index 00000000..f7b8ac67 Binary files /dev/null and b/doc/win_cmake_05.png differ diff --git a/doc/win_cmake_06.png b/doc/win_cmake_06.png new file mode 100644 index 00000000..9a70ae38 Binary files /dev/null and b/doc/win_cmake_06.png differ diff --git a/doc/win_msvc_mp.png b/doc/win_msvc_mp.png new file mode 100644 index 00000000..e12b02f1 Binary files /dev/null and b/doc/win_msvc_mp.png differ diff --git a/i18n/i18n.pro b/i18n/i18n.pro index 7adaae4b..6657fae9 100644 --- a/i18n/i18n.pro +++ b/i18n/i18n.pro @@ -1,26 +1,34 @@ HEADERS += \ + $$files(../src/app/*.h) \ + $$files(../src/app/windows/*.h) \ $$files(../src/base/*.h) \ - $$files(../src/io_occ/*.h) \ + $$files(../src/cli/*.h) \ + $$files(../src/graphics/*.h) \ + $$files(../src/gui/*.h) \ + $$files(../src/io_assimp/*.h) \ $$files(../src/io_dxf/*.h) \ $$files(../src/io_gmio/*.h) \ $$files(../src/io_image/*.h) \ + $$files(../src/io_occ/*.h) \ + $$files(../src/io_off/*.h) \ $$files(../src/io_ply/*.h) \ - $$files(../src/graphics/*.h) \ - $$files(../src/gui/*.h) \ - $$files(../src/app/*.h) \ - $$files(../src/app/windows/*.h) \ + $$files(../src/measure/*.h) \ + SOURCES += \ + $$files(../src/app/*.cpp) \ + $$files(../src/app/windows/*.cpp) \ $$files(../src/base/*.cpp) \ - $$files(../src/io_occ/*.cpp) \ + $$files(../src/cli/*.cpp) \ + $$files(../src/graphics/*.cpp) \ + $$files(../src/gui/*.cpp) \ + $$files(../src/io_assimp/*.cpp) \ $$files(../src/io_dxf/*.cpp) \ $$files(../src/io_gmio/*.cpp) \ $$files(../src/io_image/*.cpp) \ - $$files(../src/io_ply/*.cpp) \ - $$files(../src/graphics/*.cpp) \ - $$files(../src/gui/*.cpp) \ - $$files(../src/app/*.cpp) \ - $$files(../src/app/windows/*.cpp) \ + $$files(../src/io_occ/*.cpp) \ + $$files(../src/io_off/*.cpp) \ + $$files(../src/measure/*.cpp) \ \ messages.cpp \ diff --git a/i18n/mayo.qrc b/i18n/mayo.qrc new file mode 100644 index 00000000..e7c02270 --- /dev/null +++ b/i18n/mayo.qrc @@ -0,0 +1,6 @@ + + +mayo_en.qm +mayo_fr.qm + + diff --git a/i18n/mayo_en.qm b/i18n/mayo_en.qm index d83aed12..c20ec2b7 100644 Binary files a/i18n/mayo_en.qm and b/i18n/mayo_en.qm differ diff --git a/i18n/mayo_en.ts b/i18n/mayo_en.ts index 5fcd5f1a..565a46a4 100644 --- a/i18n/mayo_en.ts +++ b/i18n/mayo_en.ts @@ -58,12 +58,12 @@ Mayo::AppModule - + en English - + fr French @@ -211,67 +211,78 @@ Mayo::AppModuleProperties - + language Language - + system System - + application Application - + meshing BRep Meshing - + graphics Graphics - + units Units - + clipPlanes Clip planes - + meshDefaults Mesh Defaults - + import Import - + export Export - + Language used for the application. Change will take effect after application restart - + + Action to be done after some opened document file is changed(modified) externally + +Select options `{0}` or `{1}` so the application monitors changes made to opened files + +When such a change is detected then the application proposes to reload(open again) the document + +Select `{1}` to automatically reload documents without any user interaction + + + + In case where multiple documents are opened, make sure the document displayed in the 3D view corresponds to what is selected in the model tree - + Force usage of the fallback Qt widget to display OpenGL graphics. When `OFF` the application will try to use OpenGL framebuffer for rendering, this allows to display overlay widgets(eg measure tools panel) with translucid background. However using OpenGL framebuffer might cause troubles for some users(eg empty 3D window) especially on macOS. @@ -282,159 +293,173 @@ This option is applicable when OpenCascade ≥ 7.6 version. Change will take eff - + Controls precision of the mesh to be computed from the BRep shape - + For the tessellation of faces the chordal deflection limits the distance between a curve and its tessellation - + For the tessellation of faces the angular deflection limits the angle between subsequent segments in a polyline - + Relative computation of edge tolerance If activated, deflection used for the polygonalisation of each edge will be `ChordalDeflection` &#215; `SizeOfEdge`. The deflection used for the faces will be the maximum deflection of their edges. - + 3D view manipulation shortcuts configuration to mimic other common CAD applications - + Angle increment used to turn(rotate) the 3D view around the normal of the view plane(Z axis frame reference) - + Show or hide by default the trihedron centered at world origin. This doesn't affect 3D view of currently opened documents - + Enable capping of currently clipped graphics - + Enable capping hatch texture of currently clipped graphics - + decimalCount Count Of Decimals - + schema Schema - + recentFiles Recent Files - + lastOpenFolder Last Open Folder - + lastSelectedFormatFilter Last Selected Format Filter - + reloadDocumentOnFileChange + Reload Documents On File Changes + + + + actionOnDocumentFileChange + Action After Document File Change + + + linkWithDocumentSelector Link With Document Selector - + forceOpenGlFallbackWidget Force OpenGL Fallback Widget - + + appUiState + Application UI state + + + meshingQuality Quality - + meshingChordalDeflection Chordal Deflection - + meshingAngularDeflection Angular Deflection - + meshingRelative Relative - + navigationStyle View Navigation Style - + defaultShowOriginTrihedron Show Origin Trihedron By Default - + instantZoomFactor Instant Zoom Factor - + turnViewAngleIncrement Turn View Angle Increment - + cappingOn Capping - + cappingHatchOn Capping Hatch - + color Color - + edgeColor Edge Color - + material Material - + showEgesOn Show Edges - + showNodesOn Show Nodes @@ -478,44 +503,128 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho UserDefined User Defined + + + None + None + + + + ReloadIfUserConfirm + Reload If User Confirms + + + + ReloadSilently + SilentReload + Reload Silently + Mayo::Application - + Binary Mayo Document Format - + XML Mayo Document Format + + Mayo::BRepMeasureError + + + Entity must be a vertex + + + + + Entity must be a circular edge + + + + + Entity must be a shape(BREP) + + + + + Entity must be a geometric or polygon edge + + + + + Entity must be a geometric or triangulation face + + + + + Computation of minimum distance failed + + + + + Unable to find center of the shape + + + + + All entities must be edges + + + + + Entity must be a linear edge + + + + + All entities must be faces + + + + + Entities must not be parallel + + + + + Bounding box computed is void + + + + + Unknown error + + + Mayo::CliExport - + Mesh BRep shapes - + Imported - + Exported {} - + Importing... - + Exporting {}... @@ -523,62 +632,62 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho Mayo::Command - + Orthographic - + Perspective - + Projection - + Mode - + Show Origin Trihedron - + Show/Hide Origin Trihedron - + Show Performance Stats - + Show/Hide rendering performance statistics - + Zoom In - + Zoom Out - + Turn Counter Clockwise - + Turn Clockwise @@ -589,152 +698,152 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - + All files(*.*) - + Select Part File - - + + Mesh BRep shapes - - + + Import time: {}ms - + New - + New Document - + Anonymous%1 - + Open - + Open Documents - + Recent files - + %1 | %2 - + Clear menu - - + + Import Import - + Import in current document - - + + Export selected items - + No item selected for export - + Select Output File - + Export time: {}ms - + Close "%1" - + Close %1 - + Close - + Close all - + Close all documents - - + + Close all except current - + Close all except current document - + Close all except %1 - + Quit - + Report Bug - + About %1 @@ -751,8 +860,8 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - + Options @@ -799,18 +908,18 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - + Next Document - + System Information... - + Copy to Clipboard @@ -823,38 +932,38 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - + Mayo By Fougue Ltd. - + Version %1 (%2bit) - + Built on %1 at %2 - + Qt %1 - + OpenCascade %1 - - gmio %1 + + %1 By %2 - - %1 By %2 + + %1 %2 @@ -866,77 +975,87 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - - ShapeType=%1, Evolution=%2 - - - - + Yes - + No - + File Size: %1<br>Dimensions: %2x%3 Depth: %4 - + Error when loading texture file(invalid path?) - + + %1,offset:%2 + + + + + <data> + + + + Shape Shape - + Color Color - + Material - + VisMaterial - + Dimension - + Datum - + GeomTolerance - + Error - + + ShapeType=%1, ShapeLocation=%2, Evolution=%3 + + + + This document is not suitable for XDE - + Attributes @@ -949,71 +1068,71 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - + Restore default values - + %1 / %2 - + Exchange - + Load from file... - + Save as... - - + + Choose INI file - - + + INI files(*.ini) - - - + + + Error - + '%1' doesn't exist - + '%1' is not readable - - Error when writing to'%1' + + Error when writing to '%1' - + Restore values for default section only - + Restore values for the whole group @@ -1048,7 +1167,7 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - + Keep ratio @@ -1068,32 +1187,32 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - + %1 files(*.%2) - + Select image file - + Error - + Failed to save image '%1' - + %1x%2 %3 - + Free ratio @@ -1106,7 +1225,7 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho - + / @@ -1147,37 +1266,37 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho Mayo::GraphicsMeshObjectDriver - + Mesh_Wireframe [Mesh] Wireframe - + Mesh_Shaded [Mesh] Shaded - + Mesh_Shrink [Mesh] Shrink - + color Color - + edgeColor Edge Color - + showEdges Show Edges - + showNodes Show Nodes @@ -1235,65 +1354,84 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho Mayo::GraphicsShapeObjectDriver - + Shape_Wireframe [Shape] Wireframe - + Shape_HiddenLineRemoval [Shape] Hidden Line Removal - + Shape_Shaded [Shape] Shaded - + Shape_ShadedWithFaceBoundary [Shape] Shaded With Edges + + Mayo::IO::AssimpReaderI18N + + + LINE primitives not supported yet + + + + + Some primitive not supported + + + + + Texture not found: {} +Tried: + + + Mayo::IO::DxfReader::Properties - + Scale entities according some factor - + Import text/dimension objects - + Group all objects within a layer into a single compound shape - + Name of the font to be used when creating shape for text objects - + scaling Scaling - + importAnnotations Import annotations - + groupLayers Group objects by layer - + fontNameForTextObjects Font for TEXT objects @@ -1343,42 +1481,42 @@ Only applicable if option `{}` is on - + float64Format 64bit Float Format - + float64Precision 64bit Float Precision - + createZipArchive Create ZIP Archive - + zipEntryFilename ZIP Entry Filename - + useZip64 Use ZIP64 extensions - + Decimal - + Scientific - + Shortest @@ -1424,47 +1562,47 @@ Only applicable if option `{}` is on - + width Width - + height Height - + backgroundColor Background Color - + cameraOrientation Camera Orientation - + cameraProjection Camera Projection - + No transferred application items - + Camera orientation vector must not be null - + Perspective - + Orthographic @@ -1500,58 +1638,58 @@ Only applicable if option `{}` is on Mayo::IO::OccCommon - + Undefined - + posYfwd_posZup +Zup - + negZfwd_posYup +Yup - + Micrometer - + Millimeter - + Centimeter - + Meter - + Kilometer - + Inch - + Foot - + Mile @@ -1559,12 +1697,12 @@ Only applicable if option `{}` is on Mayo::IO::OccGltfReader::Properties - + skipEmptyNodes Skip Empty Nodes - + useMeshNameAsFallback Use Mesh Name As Fallback @@ -1574,7 +1712,7 @@ Only applicable if option `{}` is on - + Use mesh name in case if node name is empty(`Yes` by default) @@ -1586,67 +1724,67 @@ Only applicable if option `{}` is on Coordinates Converter - + transformationFormat Transformation Format - + format Target Format - + forceExportUV Force UV Export - + Source coordinate system transformation - + Target coordinate system transformation - + Preferred transformation format for writing into glTF file - + Export UV coordinates even if there is no mapped texture - + Automatically choose most compact representation between Mat4 and TRS - + 4x4 transformation matrix - + Transformation decomposed into Translation vector, Rotation quaternion and Scale factor(T * R * S) - + Name format for exporting nodes - + Name format for exporting meshes - + Write image textures into target file. If set to `false` then texture images will be written as separate files. @@ -1655,14 +1793,14 @@ Applicable only if option `{0}` is set to `{1}` - + Merge faces within a single part. May reduce JSON size thanks to smaller number of primitive arrays - + Prefer keeping 16-bit indexes while merging face. May reduce binary data size thanks to smaller triangle indexes. @@ -1671,52 +1809,52 @@ Applicable only if option `{}` is on - + inputCoordinateSystem Input Coordinate System - + outputCoordinateSystem Output Coordinate System - + nodeNameFormat Node Name Format - + meshNameFormat Mesh Name Format - + embedTextures Embed Textures - + mergeFaces Merge Faces - + keepIndices16b Keep 16bit Indices - + Option supported from OpenCascade ≥ v7.6 [option={}, actual version={}] - + Json JSON - + Binary Binary @@ -1724,22 +1862,22 @@ Applicable only if option `{}` is on Mayo::IO::OccIgesReader::Properties - + bsplineContinuity BSpline Continuity - + surfaceCurveMode Surface Curve Mode - + readFaultyEntities Read Faulty Entities - + readOnlyVisibleEntities Read Only Visible Entities @@ -1749,7 +1887,7 @@ Applicable only if option `{}` is on - + Preference for the computation of curves in case of 2D/3D inconsistency in an entity which has both 2D and 3D representations. Concerned entity types are 141 (Boundary), 142 (CurveOnSurface) and 508 (Loop). These are entities representing a contour lying on a surface, which is translated to a TopoDS_Wire, formed by TopoDS_Edges. Each TopoDS_Edge must have a 3D curve and a 2D curve that reference the surface. @@ -1760,47 +1898,47 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b - + Read failed entities - + Curves are taken as they are in the IGES file. C0 entities of Open CASCADE may be produced - + If an IGES BSpline, Spline or CopiousData curve is C0 continuous, it is broken down into pieces of C1 continuous Geom_BSplineCurve - + IGES Spline curves are broken down into pieces of C2 continuity. If C2 cannot be ensured, the Spline curves will be broken down into pieces of C1 continuity - + Use the preference flag value in the entity's `Parameter Data` section - + The 2D is used to rebuild the 3D in case of their inconsistency - + The 2D is always used to rebuild the 3D (even if 3D is present in the file) - + The 3D is used to rebuild the 2D in case of their inconsistency - + The 3D is always used to rebuild the 2D (even if 2D is present in the file) @@ -1808,32 +1946,32 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b Mayo::IO::OccIgesWriter::Properties - + brepMode BRep Mode - + planeMode Plane Mode - + lengthUnit Length Unit - + Indicates if planes should be saved as Bsplines or Planes (type 108). Writing p-curves on planes is disabled - + OpenCascade TopoDS_Faces will be translated into IGES 144 (Trimmed Surface) entities, no BRep entities will be written to the IGES file - + OpenCascade TopoDS_Faces will be translated into IGES 510 (Face) entities, the IGES file will contain BRep entities @@ -1841,7 +1979,7 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b Mayo::IO::OccObjReader::Properties - + singlePrecisionVertexCoords Single Precision For Vertex Coordinates @@ -1858,22 +1996,22 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b Coordinates Converter - + Source coordinate system transformation - + Target coordinate system transformation - + inputCoordinateSystem Input Coordinate System - + outputCoordinateSystem Output Coordinate System @@ -1881,114 +2019,114 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b Mayo::IO::OccStepReader::Properties - + productContext Product Context - + assemblyLevel Assembly Level - + preferredShapeRepresentation Preferred Shape Representation - + readShapeAspect Read Shape Aspect - + readSubShapesNames Read Names of sub Shapes - + encoding Encoding - + When reading AP 209 STEP files, allows selecting either only `design` or `analysis`, or both types of products for translation Note that in AP 203 and AP214 files all products should be marked as `design`, so if this mode is set to `analysis`, nothing will be read - + Specifies which data should be read for the products found in the STEP file - + Specifies preferred type of representation of the shape of the product, in case if a STEP file contains more than one representation (i.e. multiple `PRODUCT_DEFINITION_SHAPE` entities) for a single product - + Defines whether shapes associated with the `PRODUCT_DEFINITION_SHAPE` entity of the product via `SHAPE_ASPECT` should be translated. This kind of association was used for the representation of hybrid models (i.e. models whose shape is composed of different types of representations) in AP 203 files before 1998, but it is also used to associate auxiliary information with the sub-shapes of the part. Though STEP translator tries to recognize such cases correctly, this parameter may be useful to avoid unconditionally translation of shapes associated via `SHAPE_ASPECT` entities. - + Indicates whether to read sub-shape names from 'Name' attributes of STEP Representation Items - + Translate only products that have `PRODUCT_DEFINITION_CONTEXT` with field `life_cycle_stage` set to `design` - + Translate only products that have `PRODUCT_DEFINITION_CONTEXT` with field `life_cycle_stage` set to `analysis` - + Translates all products - + Translate the assembly structure and shapes associated with parts only(not with sub-assemblies) - + Translate only the assembly structure without shapes(a structure of empty compounds). This mode can be useful as an intermediate step in applications requiring specialized processing of assembly parts - + Translate only shapes associated with the product, ignoring the assembly structure (if any). This can be useful to translate only a shape associated with specific product, as a complement to assembly mode - + Translate both the assembly structure and all associated shapes. If both shape and sub-assemblies are associated with the same product, all of them are read and put in a single compound - + Translate all representations(if more than one, put in compound) - + Shift Japanese Industrial Standards - + EUC(Extended Unix Code), multi-byte encoding primarily for Japanese, Korean, and simplified Chinese - + GB(Guobiao) encoding for Simplified Chinese @@ -1996,108 +2134,108 @@ This kind of association was used for the representation of hybrid models (i.e. Mayo::IO::OccStepWriter::Properties - + schema Schema - + lengthUnit Length Unit - + assemblyMode Assembly Mode - + freeVertexMode Mode for Free Vertices - + writeParametericCurves Write Parametric Curves - + writeSubShapesNames Write Names of sub Shapes - + headerAuthor Author(header) - + headerOrganization Organization(header) - + headerOriginatingSystem Originating system(header) - + headerDescription Description(header) - + Version of schema used for the output STEP file - + Defines a unit in which the STEP file should be written. If set to unit other than millimeter, the model is converted to these units during the translation - + Parameter to write all free vertices in one SDR (name and style of vertex are lost) or each vertex in its own SDR (name and style of vertex are exported) - + All free vertices are united into one compound and exported in one shape definition representation (vertex name and style are lost) - + Each vertex is exported in its own `SHAPE DEFINITION REPRESENTATION`(vertex name and style are not lost, but the STEP file size increases) - + Indicates whether parametric curves (curves in parametric space of surface) should be written into the STEP file. It can be disabled in order to minimize the size of the resulting file. - + Indicates whether to write sub-shape names to 'Name' attributes of STEP Representation Items - + Author attribute in STEP header - + Organization(of author) attribute in STEP header - + Originating system attribute in STEP header - + Description attribute in STEP header @@ -2120,23 +2258,23 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::IO::OccStlWriterI18N - + targetFormat Target Format - - + + Not all BRep faces are meshed - + Ascii Text - + Binary Binary @@ -2144,11 +2282,53 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::IO::OccVrmlWriter::Properties - + shapeRepresentation Shape Representation + + Mayo::IO::OffReaderI18N + + + Can't open input file + + + + + + Unexpected end of file + + + + + Wrong header keyword(should be [C][N][4]OFF + + + + + No vertex or face count + + + + + No vertex coordinates at current line + + + + + Inconsistent vertex count of face + + + + + Mayo::IO::OffWriterI18N + + + Failed to open file + + + Mayo::IO::PlyWriterI18N @@ -2187,12 +2367,12 @@ It can be disabled in order to minimize the size of the resulting file. - + Ascii Text - + Binary Binary @@ -2200,23 +2380,23 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::IO::System - + Reading file - + Unknown format - + Error during import of '{}' {} - + No supporting reader @@ -2232,33 +2412,33 @@ It can be disabled in order to minimize the size of the resulting file. - + File transfer problem - + Error during export to '{}' {} - + No supporting writer - + Transfer - + Write - + File write problem @@ -2266,104 +2446,171 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::Main - + Theme for the UI(classic|dark) - + name - + + Writes log messages into output file - + + Don't filter out debug log messages in release build - - Disable progress reporting in console output(CLI-mode only) - - - - + + Show detailed system information and quit - + + files - + Files to open at startup, optionally - + + [files...] - + Execute unit tests and exit application - + + OpenCascade settings file doesn't exist or is not readable [path=%1] - + + OpenCascade settings file could not be loaded with QSettings [path=%1] - + + Failed to load translation file [path=%1] - + Settings file(INI format) to load at startup - + Mayo the opensource 3D CAD viewer and converter - - - + + + + + + filepath File Path - + + mayo-conv the opensource CAD converter + + + + + Display help on commandline options + + + + + Display version information + + + + + Use settings file(INI format) for the conversion. When this option isn't specified then cached settings are used + + + + + Cache settings file provided with --use-settings for further use + + + + + Write settings cache to an output file(INI format) + + + + Export opened files into an output file, can be repeated for different formats(eg. -e file.stp -e file.igs...) - + + Disable progress reporting in console output + + + + + Files to open(import) + + + + + Error when writing to '%1' + + + + + Settings cache written to %1 + + + + + Settings '%1' cached + + + + + No supplied settings to cache + + + + + Failed to load application settings file [path=%1] - + No input files -> nothing to export - + Failed to load theme '%1' @@ -2405,13 +2652,13 @@ It can be disabled in order to minimize the size of the resulting file. Import - + Warning - - + + Error @@ -2419,8 +2666,55 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::MeasureDisplayI18N + + Sum + + + + + (<font color="#FF5500">X</font>{0} <font color="#55FF00">Y</font>{1} <font color="#0077FF">Z</font>{2}){3} + + + + + X{0} Y{1} Z{2} + + + + + Diameter: {0}{1} + + + + + Ø{0} + + + + + Angle: {0}{1} + + + + + + {0}: {1}{2} + + + + + Length + + + + Area - Area + Area + + + + Min point: {0}<br>Max point: {1}<br>Size: {2} x {3} x {4}{5}<br>Volume: {6}{7} + @@ -2506,7 +2800,7 @@ It can be disabled in order to minimize the size of the resulting file. - + ERROR no stringifier for property type '%1' @@ -2520,7 +2814,7 @@ It can be disabled in order to minimize the size of the resulting file. - + [%1; %2%3; %4] @@ -2643,7 +2937,7 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::WidgetFileSystem - + %1 Size: %2 Last modified: %3 @@ -2807,67 +3101,67 @@ Last modified: %3 Mayo::WidgetGuiDocument - + Fit All - + Edit Grid - + Edit clip planes - + Explode assemblies - + Measure shapes - + Isometric - + Back - + Front - + Left - + Right - + Top - + Bottom - + <b>Left-click</b>: popup menu of pre-defined views <b>CTRL+Left-click</b>: apply '%1' view @@ -2876,52 +3170,52 @@ Last modified: %3 Mayo::WidgetHomeFiles - + New Document - + Create and add an empty document where you can import files - + Open Document(s) - + Select files to load and open as distinct documents - + today %1 - + yersterday %1 - - + + %1 %2 - + %1 days ago %2 - + %1 Size: %2 @@ -2983,21 +3277,35 @@ Read: %5 - - + + Data - + Graphics - + Options + + + Document file `%1` has been changed since it was opened + +Do you want to reload that document? + +File: `%2` + + + + + Question + + Mayo::WidgetMainHome @@ -3020,132 +3328,182 @@ Read: %5 - + Measure - + Millimeter(mm) - + Centimeter(cm) - + Meter(m) - + Inch(in) - + Foot(ft) - + Yard(yd) - + Degree(°) - + Radian(rad) - + + Volume Unit + + + + Vertex Position - + Circle Center - + Circle Diameter - + Min Distance - + Center-to-center Distance - + Length - + + Bounding Box + + + + + Cubic Millimeter(mm³) + + + + + Cubic Centimeter(cm³) + + + + + Cubic Meter(m³) + + + + + Cubic Inch(in³) + + + + + Cubic Foot(ft³) + + + + + Liter(L) + + + + + Imperial Gallon(GBgal) + + + + + US Gallon(USgal) + + + + Square Millimeter(mm²) - + Square Centimeter(cm²) - + Square Meter(m²) - + Square Inch(in²) - + Square Foot(ft²) - + Square Yard(yd²) - + Angle - + Surface Area - + Length Unit - + Angle Unit - + Select entities to measure @@ -3163,7 +3521,7 @@ Read: %5 - + <unnamed> @@ -3176,22 +3534,22 @@ Read: %5 Name Format Of Assembly Instances - + Show {} - + Instance - + Product - + Both @@ -3466,7 +3824,7 @@ Read: %5 ShinyPlastic - + Shiny plastic diff --git a/i18n/mayo_fr.qm b/i18n/mayo_fr.qm index dbaa78ea..655185df 100644 Binary files a/i18n/mayo_fr.qm and b/i18n/mayo_fr.qm differ diff --git a/i18n/mayo_fr.ts b/i18n/mayo_fr.ts index 3a75a448..13778668 100644 --- a/i18n/mayo_fr.ts +++ b/i18n/mayo_fr.ts @@ -58,12 +58,12 @@ Mayo::AppModule - + en Anglais - + fr Français @@ -251,67 +251,108 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Mayo::AppModuleProperties - + language Langue - + system Système - + application Application - + meshing Maillage BRep - + graphics Graphisme - + units Unités - + clipPlanes Plans de coupe - + meshDefaults Maillage par défauts - + import Import - + export Export - + Language used for the application. Change will take effect after application restart Langage de l'application. Tout changement sera effectif après redémarrage de l'application - + + Action to be done after some opened document file is changed(modified) externally + +Select options `{0}` or `{1}` so the application monitors changes made to opened files + +When such a change is detected then the application proposes to reload(open again) the document + +Select `{1}` to automatically reload documents without any user interaction + Action effectuée après modification extérieure sur le fichier d'un document ouvert + +Sélectionner les options `{0}` ou `{1}` pour que l'application surveille les modifications apportées aux fichiers ouverts + +Quand un tel changement se produit l'application propose de recharger (ouvrir à nouveau) le document + +Sélectionner `{1}` afin de recharger automatiquement les documents sans aucune interaction utilisateur + + + Action to be done after some opened document file is changed externally + +If `{0}` or `{1}` then the file system is monitored for changes to documents opened in the application + +When such a change is detected then the application proposes to reload(open again) the document + +Select `{1}` to automatically reload documents without any user interaction + Action effectuée après modification extérieure sur le fichier d'un document ouvert + +Sélectionner les options `{0}` ou `{1}` pour que l'application surveille les modifications apportées aux fichiers ouverts + +Quand un tel changement se produit l'application propose de recharger (ouvrir à nouveau) le document + +Sélectionner `{1}` afin de recharger automatiquement les documents sans aucune interaction utilisateur + + + Monitors the file system for changes to documents opened in the application + +When such a file change is detected then the application proposes to reload(open again) the document + Observe le système de fichiers et les changements extérieurs se produisant sur les documents ouverts dans l'application + +Quand un tel changement est détecté alors l'application propose de recharger(ouvrir à nouveau) le document + + + In case where multiple documents are opened, make sure the document displayed in the 3D view corresponds to what is selected in the model tree Dans le cas où plusieurs documents sont ouverts, fait en sort que le document affiché dans la vue 2D correspond à ce qui est sélectionné dans l'arborescence du modèle - + Force usage of the fallback Qt widget to display OpenGL graphics. When `OFF` the application will try to use OpenGL framebuffer for rendering, this allows to display overlay widgets(eg measure tools panel) with translucid background. However using OpenGL framebuffer might cause troubles for some users(eg empty 3D window) especially on macOS. @@ -328,17 +369,17 @@ Quand l'option est activée alors l'application utilisera un widget Qt Cette option est appliquable seulement avec la version ≥ 7.6 d'OpenCascade. Tout changement sera effectif après redémarrage de l'application - + Controls precision of the mesh to be computed from the BRep shape Contrôle la précision du maillage calculé à partir de la forme BRep - + For the tessellation of faces the chordal deflection limits the distance between a curve and its tessellation Pour la tesselation des faces, la déflection chordale limite la distance entre une courbe et sa discrétisation - + For the tessellation of faces the angular deflection limits the angle between subsequent segments in a polyline Pour la tesselation des faces, la déflection angulaire limite l'angle entre les segments successifs d'une polyligne @@ -351,7 +392,7 @@ Cette option est appliquable seulement avec la version ≥ 7.6 d'OpenCascad Pour la tesselation des faces, la déflection angulaire limite l'angle entre les segments successifs d'une polyligne - + Relative computation of edge tolerance If activated, deflection used for the polygonalisation of each edge will be `ChordalDeflection` &#215; `SizeOfEdge`. The deflection used for the faces will be the maximum deflection of their edges. @@ -360,137 +401,151 @@ If activated, deflection used for the polygonalisation of each edge will be `Cho Si actif, la déflection utilisée pour la polygonisation de chaque arête sera de `DéflectionChordale` &#215; `TailleArête`. La déflection utilisée pour les faces sera la déflection maximale de ses arêtes. - + 3D view manipulation shortcuts configuration to mimic other common CAD applications Configuration des raccourcis pour manipuler la vue 3D, permet d'imiter les autres application CAO - + Angle increment used to turn(rotate) the 3D view around the normal of the view plane(Z axis frame reference) Incrément angulaire utilisé pour tourner la vue 3D autour de la normale au plan de vue (axe Z de référence) - + Show or hide by default the trihedron centered at world origin. This doesn't affect 3D view of currently opened documents Montrer/cacher par défaut le trièdre positionné à l'orgine "monde". N'affecte pas la vue 3D des documents actuellement ouverts - + Enable capping of currently clipped graphics Activer le bouchage des graphismes actuellement coupés - + Enable capping hatch texture of currently clipped graphics Activer le hachage texturé pour le bouchage des graphismes actuellement coupés - + decimalCount Nombre de décimales - + schema Schéma - + recentFiles Fichiers récents - + lastOpenFolder Dernier répertoire ouvert - + lastSelectedFormatFilter Dernier filtre de format sélectionné - + reloadDocumentOnFileChange + Recharder les documents lors d'un changement fichier + + + + actionOnDocumentFileChange + Action après modification fichier d'un document + + + linkWithDocumentSelector Lier au sélecteur de documents - + forceOpenGlFallbackWidget Forcer usage du widget OpenGL de secours - + + appUiState + État graphique de l'application + + + meshingQuality Qualité - + meshingChordalDeflection Déflection chordale - + meshingAngularDeflection Déflection angulaire - + meshingRelative Relatif - + navigationStyle Style de navigation de la vue - + defaultShowOriginTrihedron Afficher le trihèdre Origine par défaut - + instantZoomFactor Coefficient du zoom instantané - + turnViewAngleIncrement Incrément de rotation de la vue - + cappingOn Bouchage - + cappingHatchOn Bouchages avec hachures - + color Couleur - + edgeColor Couleur des arêtes - + material Matériau - + showEgesOn Afficher les arêtes - + showNodesOn Afficher les nœuds @@ -534,18 +589,34 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera UserDefined Custom + + + None + Aucune + + + + ReloadIfUserConfirm + Recharger si confirmation utilisateur + + + + ReloadSilently + SilentReload + Recharger silencieusement + Mayo::Application - + Binary Mayo Document Format - + - + XML Mayo Document Format - + '%1' doesn't exist or is not readable @@ -555,66 +626,95 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Mayo::BRepMeasureError + Entity must be a vertex - L'entité doit être un sommet + L'entité doit être un sommet + Entity must be a circular edge - L'entité doit être une arête circulaire + L'entité doit être une arête circulaire + Entity must be a shape(BREP) - L'entité doit une forme BREP + L'entité doit une forme BREP + + + + Entity must be a geometric or polygon edge + L'entité doit être une arête avec une géométrie(courbe) ou discrétisée + + + + Entity must be a geometric or triangulation face + L'entité doit être une face avec une géométrie(surface) ou triangulée + Computation of minimum distance failed - Échec du calcul de la distance minimum + Échec du calcul de la distance minimum + + Unable to find center of the shape + Impossible de trouver le centre de la forme + + + All entities must be edges - Toutes les entités doivent être des arêtes + Toutes les entités doivent être des arêtes + Entity must be a linear edge - L'entité doit une arête linéaire + L'entité doit une arête linéaire + All entities must be faces - Toutes les entités doivent être des faces + Toutes les entités doivent être des faces + Entities must not be parallel - Les entités ne doivent pas être parallèles + Les entités ne doivent pas être parallèles + + + + Bounding box computed is void + La boîte englobante calculée est vide + Unknown error - Erreur inconnue + Erreur inconnue Mayo::CliExport - + Mesh BRep shapes Maillage des formes BRep - + Imported Importé - + Exported {} Export de {} terminé - + Importing... Import en cours ... - + Exporting {}... Export de {} en cours ... @@ -622,62 +722,62 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Mayo::Command - + Orthographic Orthographique - + Perspective - + Projection - + Mode Mode - + Show Origin Trihedron Montrer le trihèdre Origine - + Show/Hide Origin Trihedron Montrer/cacher le trihèdre Origine - + Show Performance Stats Montrer les statistiques de rendu - + Show/Hide rendering performance statistics Montrer/cacher les statistiques de rendu - + Zoom In Zoom avant - + Zoom Out Zoom arrière - + Turn Counter Clockwise Tourner dans le sens anti-horaire - + Turn Clockwise Tourner dans le sens horaire @@ -688,137 +788,137 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera %1 fichiers (%2) - + All files(*.*) Tous les fichiers (*.*) - + Select Part File Selectionner fichier pièce - - + + Mesh BRep shapes Maillage des formes BRep - - + + Import time: {}ms Durée import: {}ms - + New Nouveau - + New Document Nouveau Document - + Anonymous%1 Anonyme%1 - + Open Ouvrir - + Open Documents Ouvrir des documents - + Recent files Fichiers récents - + %1 | %2 - + Clear menu Vider le menu - - + + Import Importer - + Import in current document Importer dans le document courant - - + + Export selected items Exporter les éléments sélectionnées - + No item selected for export Aucun élément sélectionné pour l'export - + Select Output File Sélection fichier de sortie - + Export time: {}ms Durée export: {}ms - + Close "%1" Fermer "%1" - + Close %1 Fermer %1 - + Close Fermer - + Close all Tout fermer - + Close all documents Fermer tous les documents - - + + Close all except current Tout fermer sauf document courant - + Close all except current document Tout fermer sauf document courant - + Close all except %1 Tout fermer sauf %1 @@ -827,17 +927,17 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Tout fermer sauf "%1" - + Quit Quitter - + Report Bug Signaler un bug - + About %1 À propos de %1 @@ -854,8 +954,8 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Inspection XDE - + Options Options @@ -902,18 +1002,18 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Document précédent - + Next Document Document suivant - + System Information... Informations du système ... - + Copy to Clipboard Copier dans le presse-papiers @@ -937,40 +1037,40 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera À propos - + Mayo By Fougue Ltd. Mayo par EURL Fougue - + Version %1 (%2bit) - + Built on %1 at %2 Compilée le %1 à %2 - + Qt %1 - + OpenCascade %1 - - gmio %1 - - - - + %1 By %2 %1 par %2 + + + %1 %2 + %1 %2 + Mayo::DialogInspectXde @@ -980,77 +1080,87 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera XDE - - ShapeType=%1, Evolution=%2 - - - - + Yes Oui - + No Non - + File Size: %1<br>Dimensions: %2x%3 Depth: %4 - + Taille fichier : %1<br>Dimensions: %2x%3 Profondeur : %4 - + Error when loading texture file(invalid path?) - + Erreur lors du chargement du fichier de texture (chemin incorrect ?) + + + + %1,offset:%2 + %1,offset:%2 + + + + <data> + <données> - + Shape Forme - + Color - Couleur + Color - + Material - + Material - + VisMaterial - + VisMatériau - + Dimension - + Dimension - + Datum - + Datum - + GeomTolerance - + GeomTolerance - + Error Erreur - + + ShapeType=%1, ShapeLocation=%2, Evolution=%3 + + + + This document is not suitable for XDE Ce document n'est pas XDE-compatible - + Attributes Attributs @@ -1063,71 +1173,75 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Options - + Restore default values Restaurer les valeurs par défaut - + %1 / %2 %1 / %2 - + Exchange Échanger - + Load from file... Charger le fichier ... - + Save as... Sauvergarder vers ... - - + + Choose INI file Choisir fichier INI - - + + INI files(*.ini) Fichiers INI(*.ini) - - - + + + Error Erreur - + '%1' doesn't exist '%1' n'existe pas - + '%1' is not readable '%1' ne dispose pas des permissions de lecture - + + Error when writing to '%1' + Erreur lors de l'écriture de '%1' + + Error when writing to'%1' - Erreur lors de l'écriture vers '%1' + Erreur lors de l'écriture vers '%1' - + Restore values for default section only Restaurer les valeurs seulement pour la section par défaut - + Restore values for the whole group Restaure les valeurs pour tout le groupe @@ -1162,7 +1276,7 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera - + Keep ratio Conserver ratio @@ -1182,32 +1296,32 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Prévisualiser - + %1 files(*.%2) %1 fichiers (*.%2) - + Select image file Sélectionner le fichier image - + Error Erreur - + Failed to save image '%1' Erreur lors de la sauvegarde de l'image '%1' - + %1x%2 %3 %1x%2 %3 - + Free ratio Ratio libre @@ -1220,7 +1334,7 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Tâches - + / / @@ -1261,37 +1375,37 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Mayo::GraphicsMeshObjectDriver - + Mesh_Wireframe [Maillage] Filaire - + Mesh_Shaded [Maillage] Ombré - + Mesh_Shrink [Maillage] Rétréci - + color Couleur - + edgeColor Couleur des arêtes - + showEdges Montrer les arêtes - + showNodes Montrer les nœuds @@ -1349,35 +1463,55 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Mayo::GraphicsShapeObjectDriver - + Shape_Wireframe [Forme] Filaire - + Shape_HiddenLineRemoval [Forme] Suppression des arêtes cachées - + Shape_Shaded [Forme] Ombré - + Shape_ShadedWithFaceBoundary [Forme] Ombré avec arêtes + + Mayo::IO::AssimpReaderI18N + + + LINE primitives not supported yet + Les primitives LINE ne sont actuellement pas prises en charge + + + + Some primitive not supported + Certaines primitive ne sont pas prises en charge + + + + Texture not found: {} +Tried: + Texture introuvable : {} +Essai : + + Mayo::IO::DxfReader::Properties - + Scale entities according some factor Redimensionner les entités selon un facteur d'échelle - + Import text/dimension objects Importer les entités texte et dimension @@ -1386,32 +1520,32 @@ Si actif, la déflection utilisée pour la polygonisation de chaque arête sera Grouper toutes les entités d'une même couche dans une forme compound BREP - + Group all objects within a layer into a single compound shape Grouper toutes les entités d'une même couche dans une forme compound BREP - + Name of the font to be used when creating shape for text objects Nom de la police de caractères à utiliser lors de la création des formes correspondantes aux entités TEXT - + scaling Mise à l'échelle - + importAnnotations Import des annotations - + groupLayers Grouper les entitiés par couche - + fontNameForTextObjects Police de caractères pour le texte @@ -1483,42 +1617,42 @@ Seulement applicable si l'option `%1` est activée Nombre maximal de chiffres significatifs lors de l'écriture de valeurs de type `double` - + float64Format Format nombres flottants 64bit - + float64Precision Précision nombres flottants 64bit - + createZipArchive Créer une archive ZIP - + zipEntryFilename Nom du fichier de l'entrée ZIP - + useZip64 Utiliser les extensions ZIP64 - + Decimal Décimal - + Scientific Scientifique - + Shortest Le plus bref @@ -1576,47 +1710,47 @@ Seulement applicable si l'option `%1` est activée Orientation de la caméra selon la convention Z-up exprimée en tant que vecteur unitaire - + width Largeur - + height Hauteur - + backgroundColor Couleur de l'arrière plan - + cameraOrientation Orientation de la caméra - + cameraProjection Projection de la caméra - + No transferred application items Aucun élément transféré - + Camera orientation vector must not be null Le vecteur d'orienation de la caméra ne doit pas être nul - + Perspective - + Orthographic Orthographique @@ -1652,58 +1786,58 @@ Seulement applicable si l'option `%1` est activée Mayo::IO::OccCommon - + Undefined Indéfini - + posYfwd_posZup +Zup - + negZfwd_posYup +Yup - + Micrometer Micromètre - + Millimeter Millimètre - + Centimeter Centimètre - + Meter Mètre - + Kilometer Kilomètre - + Inch Pouce - + Foot Pied - + Mile Mile @@ -1711,12 +1845,12 @@ Seulement applicable si l'option `%1` est activée Mayo::IO::OccGltfReader::Properties - + skipEmptyNodes Éviter les nœuds vides - + useMeshNameAsFallback Utiliser nom du maillage comme secours @@ -1730,7 +1864,7 @@ Seulement applicable si l'option `%1` est activée - + Use mesh name in case if node name is empty(`Yes` by default) Utiliser le nom du maillage si celui du nœud est vide (`Oui` par défaut) @@ -1742,17 +1876,17 @@ Seulement applicable si l'option `%1` est activée Convertisseur de coordonnées - + transformationFormat Format de transformation - + format Format cible - + forceExportUV Forcer l'export UV @@ -1761,52 +1895,52 @@ Seulement applicable si l'option `%1` est activée Transformation des coordonnées d'OpenCascade vers glTF - + Source coordinate system transformation Transformation du système de coordonnées source - + Target coordinate system transformation Transformation du système de coordonnées cible - + Preferred transformation format for writing into glTF file Transformation préférée pour l'écriture des fichiers glTF - + Export UV coordinates even if there is no mapped texture Exporter les coordonnées UV même si aucune texture mappée - + Automatically choose most compact representation between Mat4 and TRS Choisir automatiquement la représentation la plus compacte entre Mat4 et TRS - + 4x4 transformation matrix Mactrice de transformation 4x4 - + Transformation decomposed into Translation vector, Rotation quaternion and Scale factor(T * R * S) Transformation décomposée en vecteur de translation, quaternion de rotation et facteur d'échelle (T x R x S) - + Name format for exporting nodes Format du nom utilisé pour exporter la hiérarchie de nœuds - + Name format for exporting meshes Format du nom utilisé pour exporter la hiérarchie de maillages - + Write image textures into target file. If set to `false` then texture images will be written as separate files. @@ -1831,7 +1965,7 @@ If set to `false` then texture images will be written as separate files. Applicable only if option `{}` is set to `{}` - + Merge faces within a single part. May reduce JSON size thanks to smaller number of primitive arrays @@ -1840,7 +1974,7 @@ May reduce JSON size thanks to smaller number of primitive arrays Peut réduire la taille JSON grâce à une quantité réduite de tableaux de primitives - + Prefer keeping 16-bit indexes while merging face. May reduce binary data size thanks to smaller triangle indexes. @@ -1853,52 +1987,52 @@ Peut réduite la taille des données grâce à une quantité réduite d'ind Applicable seulement si l'option `{}` est cochée - + inputCoordinateSystem Système de coordonnées d'entrée - + outputCoordinateSystem Système de coordonnées de sortie - + nodeNameFormat Format du nom pour les nœuds - + meshNameFormat Format du nom pour les maillages - + embedTextures Incorporer les textures dans le même fichier cible - + mergeFaces Fusionner les faces - + keepIndices16b Utiliser des indices 16bit - + Option supported from OpenCascade ≥ v7.6 [option={}, actual version={}] Option prise en charge à partir de OpenCascade ≥ v7.6 [option={}, version actuelle={}] - + Json JSON - + Binary Binaire @@ -1906,22 +2040,22 @@ Applicable seulement si l'option `{}` est cochée Mayo::IO::OccIgesReader::Properties - + bsplineContinuity Continuité BSpline - + surfaceCurveMode Mode des courbes - + readFaultyEntities Lire les entités en erreur - + readOnlyVisibleEntities Lire seulement les entités visibles @@ -1931,7 +2065,7 @@ Applicable seulement si l'option `{}` est cochée - + Preference for the computation of curves in case of 2D/3D inconsistency in an entity which has both 2D and 3D representations. Concerned entity types are 141 (Boundary), 142 (CurveOnSurface) and 508 (Loop). These are entities representing a contour lying on a surface, which is translated to a TopoDS_Wire, formed by TopoDS_Edges. Each TopoDS_Edge must have a 3D curve and a 2D curve that reference the surface. @@ -1942,47 +2076,47 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b - + Read failed entities Lecture des entités en erreur - + Curves are taken as they are in the IGES file. C0 entities of Open CASCADE may be produced - + If an IGES BSpline, Spline or CopiousData curve is C0 continuous, it is broken down into pieces of C1 continuous Geom_BSplineCurve - + IGES Spline curves are broken down into pieces of C2 continuity. If C2 cannot be ensured, the Spline curves will be broken down into pieces of C1 continuity - + Use the preference flag value in the entity's `Parameter Data` section - + The 2D is used to rebuild the 3D in case of their inconsistency - + The 2D is always used to rebuild the 3D (even if 3D is present in the file) - + The 3D is used to rebuild the 2D in case of their inconsistency - + The 3D is always used to rebuild the 2D (even if 2D is present in the file) @@ -1990,32 +2124,32 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b Mayo::IO::OccIgesWriter::Properties - + brepMode Mode BRep - + planeMode Mode des plans - + lengthUnit Unité de longueur - + Indicates if planes should be saved as Bsplines or Planes (type 108). Writing p-curves on planes is disabled - + OpenCascade TopoDS_Faces will be translated into IGES 144 (Trimmed Surface) entities, no BRep entities will be written to the IGES file - + OpenCascade TopoDS_Faces will be translated into IGES 510 (Face) entities, the IGES file will contain BRep entities @@ -2023,7 +2157,7 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b Mayo::IO::OccObjReader::Properties - + singlePrecisionVertexCoords Coordonnées sommet en précision simple @@ -2040,22 +2174,22 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b Convertisseur de coordonnées - + Source coordinate system transformation Transformation du système de coordonnées source - + Target coordinate system transformation Transformation du système de coordonnées cible - + inputCoordinateSystem Système de coordonnées d'entrée - + outputCoordinateSystem Système de coordonnées de sortie @@ -2063,114 +2197,114 @@ The processor also decides to re-compute either the 3D or the 2D curve even if b Mayo::IO::OccStepReader::Properties - + productContext Context du produit - + assemblyLevel Niveau assemblage - + preferredShapeRepresentation Représentation des formes préférée - + readShapeAspect Lire l'aspect des formes - + readSubShapesNames Lire le nom des sous-formes - + encoding Encodage - + When reading AP 209 STEP files, allows selecting either only `design` or `analysis`, or both types of products for translation Note that in AP 203 and AP214 files all products should be marked as `design`, so if this mode is set to `analysis`, nothing will be read - + Specifies which data should be read for the products found in the STEP file - + Specifies preferred type of representation of the shape of the product, in case if a STEP file contains more than one representation (i.e. multiple `PRODUCT_DEFINITION_SHAPE` entities) for a single product - + Defines whether shapes associated with the `PRODUCT_DEFINITION_SHAPE` entity of the product via `SHAPE_ASPECT` should be translated. This kind of association was used for the representation of hybrid models (i.e. models whose shape is composed of different types of representations) in AP 203 files before 1998, but it is also used to associate auxiliary information with the sub-shapes of the part. Though STEP translator tries to recognize such cases correctly, this parameter may be useful to avoid unconditionally translation of shapes associated via `SHAPE_ASPECT` entities. - + Indicates whether to read sub-shape names from 'Name' attributes of STEP Representation Items - + Translate only products that have `PRODUCT_DEFINITION_CONTEXT` with field `life_cycle_stage` set to `design` - + Translate only products that have `PRODUCT_DEFINITION_CONTEXT` with field `life_cycle_stage` set to `analysis` - + Translates all products - + Translate the assembly structure and shapes associated with parts only(not with sub-assemblies) - + Translate only the assembly structure without shapes(a structure of empty compounds). This mode can be useful as an intermediate step in applications requiring specialized processing of assembly parts - + Translate only shapes associated with the product, ignoring the assembly structure (if any). This can be useful to translate only a shape associated with specific product, as a complement to assembly mode - + Translate both the assembly structure and all associated shapes. If both shape and sub-assemblies are associated with the same product, all of them are read and put in a single compound - + Translate all representations(if more than one, put in compound) - + Shift Japanese Industrial Standards - + EUC(Extended Unix Code), multi-byte encoding primarily for Japanese, Korean, and simplified Chinese - + GB(Guobiao) encoding for Simplified Chinese @@ -2178,108 +2312,108 @@ This kind of association was used for the representation of hybrid models (i.e. Mayo::IO::OccStepWriter::Properties - + schema Schéma - + lengthUnit Unité de longueur - + assemblyMode Mode de l'assemblage - + freeVertexMode Mode des sommets libres - + writeParametericCurves Écrire les courbes paramétriques - + writeSubShapesNames Écrire le nom des sous-formes - + headerAuthor Auteur (en-tête) - + headerOrganization Organisation (en-tête) - + headerOriginatingSystem Système source (en-tête) - + headerDescription Description (en-tête) - + Version of schema used for the output STEP file Version du schéma à utiliser pour le fichier STEP de sortie - + Defines a unit in which the STEP file should be written. If set to unit other than millimeter, the model is converted to these units during the translation - + Parameter to write all free vertices in one SDR (name and style of vertex are lost) or each vertex in its own SDR (name and style of vertex are exported) - + All free vertices are united into one compound and exported in one shape definition representation (vertex name and style are lost) - + Each vertex is exported in its own `SHAPE DEFINITION REPRESENTATION`(vertex name and style are not lost, but the STEP file size increases) - + Indicates whether parametric curves (curves in parametric space of surface) should be written into the STEP file. It can be disabled in order to minimize the size of the resulting file. - + Indicates whether to write sub-shape names to 'Name' attributes of STEP Representation Items - + Author attribute in STEP header - + Organization(of author) attribute in STEP header - + Originating system attribute in STEP header - + Description attribute in STEP header @@ -2302,23 +2436,23 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::IO::OccStlWriterI18N - + targetFormat Format cible - - + + Not all BRep faces are meshed Les faces BRep ne sont pas toutes maillées - + Ascii Texte - + Binary Binaire @@ -2326,11 +2460,53 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::IO::OccVrmlWriter::Properties - + shapeRepresentation Représentation des formes + + Mayo::IO::OffReaderI18N + + + Can't open input file + Impossible d'ouvrir le fichier d'entrée + + + + + Unexpected end of file + Fin de fichier inattendu + + + + Wrong header keyword(should be [C][N][4]OFF + Mot-clé d'entête incorrect (attendu [C][N][4]OFF) + + + + No vertex or face count + Aucun nombre de sommets ou de facets + + + + No vertex coordinates at current line + Aucunes coordonnées de sommet à la ligne actuelle + + + + Inconsistent vertex count of face + Le nombre de sommets dans la facette est incohérent + + + + Mayo::IO::OffWriterI18N + + + Failed to open file + Impossible d'ouvrir le fichier + + Mayo::IO::PlyWriterI18N @@ -2373,12 +2549,12 @@ It can be disabled in order to minimize the size of the resulting file. JSON - + Ascii Texte - + Binary Binaire @@ -2397,24 +2573,24 @@ It can be disabled in order to minimize the size of the resulting file. %2 - + Reading file Lecture fichier - + Unknown format Format inconnu - + Error during import of '{}' {} Erreur pendant l'import de '{}' {} - + No supporting reader Aucun lecteur compatible @@ -2430,12 +2606,12 @@ It can be disabled in order to minimize the size of the resulting file. - + File transfer problem Problème de transfert fichier - + Error during export to '{}' {} Erreur pendant l'export de '{}' @@ -2448,22 +2624,22 @@ It can be disabled in order to minimize the size of the resulting file. %2 - + No supporting writer Aucun writer compatible - + Transfer Transfert - + Write Écriture - + File write problem Problème d'écriture fichier @@ -2475,67 +2651,74 @@ It can be disabled in order to minimize the size of the resulting file. Mayo, une visionneuse 3D en code libre basée surQt5/OpenCascade - + Theme for the UI(classic|dark) Thème de l'IHM (classic|dark) - + name nom - + + Writes log messages into output file Écrit les messages de log dans un fichier de sortie - + + Don't filter out debug log messages in release build Ne pas filtrer les messages de debug dans la version "release" - Disable progress reporting in console output(CLI-mode only) - Désactiver l'indicateur de progression dans la sortie console (mode CLI seulement) + Désactiver l'indicateur de progression dans la sortie console (mode CLI seulement) - + + Show detailed system information and quit Montrer les informations détaillées du système puis quitter - + + files files - + Files to open at startup, optionally Fichiers à ouvrir au démarrage, optionnel - + + [files...] [fichiers ...] - + Execute unit tests and exit application Exécuter les tests unitaires et quitter l'application - + + OpenCascade settings file doesn't exist or is not readable [path=%1] Le fichier de configuration OpenCascade n'existe pas ou non lisible [chemin=%1] - + + OpenCascade settings file could not be loaded with QSettings [path=%1] Le fichier de configuration OpenCascade n'a pu être chargé par QSettings [chemin=%1] - + + Failed to load translation file [path=%1] Échec chargement du fichier de traductions [chemin=%1] @@ -2548,7 +2731,8 @@ It can be disabled in order to minimize the size of the resulting file. Export de {} en cours ... - + + Failed to load application settings file [path=%1] Échec chargement du fichier de configuration [chemin=%1] @@ -2559,27 +2743,90 @@ It can be disabled in order to minimize the size of the resulting file. - + Settings file(INI format) to load at startup Fichier de configuration (format INI) à charger au démarrage - + Mayo the opensource 3D CAD viewer and converter Mayo le visualiseur et convertisseur 3D pour la CAO - - - + + + + + + filepath - + + mayo-conv the opensource CAD converter + mayo-conv le convertisseur CAO opensource + + + + Display help on commandline options + Affichage de l'aide des options en ligne de commande + + + + Display version information + Affichage de l'information de version + + + + Use settings file(INI format) for the conversion. When this option isn't specified then cached settings are used + Utiliser le fichier de paramètres (format INI) pour la conversion. Quand cette option n'est pas spécifiée alors les paramètres sauvegardés sont utilisés + + + + Cache settings file provided with --use-settings for further use + Sauvegarder le fichier de paramètres fourni via --use-settings pour une utilisation ultérieure + + + + Write settings cache to an output file(INI format) + Écrire les paramètres sauvegardés dans un fichier de sortie (format INI) + + + Export opened files into an output file, can be repeated for different formats(eg. -e file.stp -e file.igs...) Exporter des fichiers dans un fichier de sortie, répétable selon les différents formats supportés (par exemple -e file.stp -e file.igs ...) + + + Disable progress reporting in console output + Désactiver indication du progrès dans la sortie console + + + + Files to open(import) + Fichiers à ouvrir (import) + + + + Error when writing to '%1' + Erreur lors de l'écriture vers '%1' + + + + Settings cache written to %1 + Les paramètres sauvegardés ont été écrits dans %1 + + + + Settings '%1' cached + Les paramètres dans '%1' sont sauvegardés + + + + No supplied settings to cache + Aucun paramètre à sauvegarder + Mesh BRep shapes Maillage des formes BRep @@ -2601,12 +2848,12 @@ It can be disabled in order to minimize the size of the resulting file. Export de %1 en cours ... - + No input files -> nothing to export Auncun fichier en entrée -> aucun export - + Failed to load theme '%1' Impossible de charger le thème '%1' @@ -2797,13 +3044,13 @@ It can be disabled in order to minimize the size of the resulting file. Selectionner fichier pièce - + Warning Avertissement - - + + Error Erreur @@ -2871,24 +3118,59 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::MeasureDisplayI18N + Sum - Total + Total + + + + (<font color="#FF5500">X</font>{0} <font color="#55FF00">Y</font>{1} <font color="#0077FF">Z</font>{2}){3} + + + + + X{0} Y{1} Z{2} + + Diameter: {0}{1} - Diamètre: {0}{1} + Diamètre: {0}{1} + + + + Ø{0} + + + + + Angle: {0}{1} + + + + + + {0}: {1}{2} + + + + + Min point: {0}<br>Max point: {1}<br>Size: {2} x {3} x {4}{5}<br>Volume: {6}{7} + Min point : {0}<br>Max point : {1}<br>Dimensions : {2} x {3} x {4}{5}<br>Volume : {6}{7} Min Distance: {0}{1}<br>Point1: {2}<br>Point2: {3} Distance Min: {0}{1}<br>Point1: {2}<br>Point2: {3} + Length - Longueur + Longueur + Area - Aire + Aire @@ -2974,7 +3256,7 @@ It can be disabled in order to minimize the size of the resulting file. %1%2 - + ERROR no stringifier for property type '%1' ERREUR aucune transformation en string pour les propriétés de type '%1' @@ -2988,7 +3270,7 @@ It can be disabled in order to minimize the size of the resulting file. (%1 %2 %3) - + [%1; %2%3; %4] [%1; %2%3; %4] @@ -3142,7 +3424,7 @@ It can be disabled in order to minimize the size of the resulting file. Mayo::WidgetFileSystem - + %1 Size: %2 Last modified: %3 @@ -3310,67 +3592,67 @@ Modifié le: %3 {1 Mayo::WidgetGuiDocument - + Fit All Adapter à tout - + Edit Grid Éditer la grille - + Edit clip planes Éditer les plans de coupe - + Explode assemblies Éclater l'assemblage - + Measure shapes Mesures - + Isometric Isométrique - + Back Arrière - + Front Devant - + Left Gauche - + Right Droit - + Top Haut - + Bottom Bas - + <b>Left-click</b>: popup menu of pre-defined views <b>CTRL+Left-click</b>: apply '%1' view <b>Click gauche</b> : menu déroulant des vues pré-définies @@ -3380,12 +3662,12 @@ Modifié le: %3 {1 Mayo::WidgetHomeFiles - + New Document Nouveau Document - + Create and add an empty document where you can import files @@ -3394,12 +3676,12 @@ Create and add an empty document where you can import files Créer et ajouter un document vide où importer des fichiers - + Open Document(s) Ouvrir des Documents - + Select files to load and open as distinct documents @@ -3408,28 +3690,28 @@ Select files to load and open as distinct documents Selectionnez les fichiers à charger et ouvrir comme documents distincts - + today %1 aujourd'hui %1 - + yersterday %1 hier %1 - - + + %1 %2 %1 %2 - + %1 days ago %2 %1 jours %2 - + %1 Size: %2 @@ -3498,21 +3780,39 @@ Lu: %5 Z= - - + + Data Données - + Graphics Graphismes - + Options Options + + + Document file `%1` has been changed since it was opened + +Do you want to reload that document? + +File: `%2` + Le document `%1`a été modifié depuis son ouverture + +Voulez-vous recharger ce document ? + +Fichier : `%2` + + + + Question + Question + Mayo::WidgetMainHome @@ -3535,122 +3835,172 @@ Lu: %5 Unité aire - + Measure Mesure - + Millimeter(mm) Millimètre (mm) - + Centimeter(cm) Centimètre (cm) - + Meter(m) Mètre (m) - + Inch(in) Pouce (in) - + Foot(ft) Pied (ft) - + Yard(yd) Yard (yd) - + Degree(°) Degré (°) - + Radian(rad) Radian (rad) - + + Volume Unit + Unité volume + + + Vertex Position Position sommet - + Circle Center Centre cercle - + Circle Diameter Diamètre cercle - + Min Distance Distance min - + Center-to-center Distance Distance entre les centres - + Length Longueur - + + Bounding Box + Boîte englobante + + + + Cubic Millimeter(mm³) + Millimètre cube (mm³) + + + + Cubic Centimeter(cm³) + Centimètre cube (cm³) + + + + Cubic Meter(m³) + Mètre cube (m³) + + + + Cubic Inch(in³) + Pouce cube (in³) + + + + Cubic Foot(ft³) + Pied cube (ft³) + + + + Liter(L) + Litre (L) + + + + Imperial Gallon(GBgal) + Gallon impérial (GBgal) + + + + US Gallon(USgal) + Gallon US (USgal) + + + Square Millimeter(mm²) Millimètre carré (mm²) - + Square Centimeter(cm²) Centimètre carré (cm²) - + Square Meter(m²) Mètre carré (m²) - + Square Inch(in²) Pouce carré (in²) - + Square Foot(ft²) Pied carré (ft²) - + Square Yard(yd²) Yard carré (yd²) - + Angle - + Surface Area Aire surface - + Length Unit Unité longueur @@ -3675,12 +4025,12 @@ Lu: %5 Pied - + Angle Unit Unité angle - + Select entities to measure Sélectionner les entités à mesurer @@ -3698,7 +4048,7 @@ Lu: %5 Retirer du document - + <unnamed> <sans nom> @@ -3711,7 +4061,7 @@ Lu: %5 Format des noms d'instance - + Show {} Montrer {} @@ -3720,17 +4070,17 @@ Lu: %5 Montrer %1 - + Instance Instance - + Product Produit - + Both Les Deux @@ -3934,12 +4284,12 @@ Lu: %5 Solid - + Solide Horizontal - + @@ -3949,7 +4299,7 @@ Lu: %5 Vertical - + @@ -3959,7 +4309,7 @@ Lu: %5 Diagonal45 - + Diagonal 45° @@ -3969,7 +4319,7 @@ Lu: %5 Diagonal135 - + Diagonal 135° @@ -3979,7 +4329,7 @@ Lu: %5 Grid - + Grille @@ -3989,7 +4339,7 @@ Lu: %5 GridDiagonal - + Grille en diagonal @@ -4002,102 +4352,102 @@ Lu: %5 Brass - + Laiton Bronze - + Bronze Copper - + Cuivre Gold - + Or Pewter - + Étain Plaster - + Plâtre Plastic - + Plastique Silver - + Argent Steel - + Acier Stone - + Pierre ShinyPlastic - + Plastique brillant Satin - + Satin Metalized - + Métallisé NeonGnc - + Chrome - + Chrome Aluminium - + Aluminium Obsidian - + Obsidienne NeonPhc - + Jade - + Jade Default - + Défaut diff --git a/i18n/messages.cpp b/i18n/messages.cpp index 9770e5ac..b6237b26 100644 --- a/i18n/messages.cpp +++ b/i18n/messages.cpp @@ -23,6 +23,10 @@ static void messages() { Mayo::AppModuleProperties::textId("VeryPrecise"); Mayo::AppModuleProperties::textId("UserDefined"); + Mayo::AppModuleProperties::textId("None"); + Mayo::AppModuleProperties::textId("ReloadIfUserConfirm"); + Mayo::AppModuleProperties::textId("ReloadSilently"); + Mayo::WidgetModelTreeBuilder_Xde::textId("Instance"); Mayo::WidgetModelTreeBuilder_Xde::textId("Product"); Mayo::WidgetModelTreeBuilder_Xde::textId("Both"); diff --git a/i18n/qt5base.qrc b/i18n/qt5base.qrc new file mode 100644 index 00000000..13681d7a --- /dev/null +++ b/i18n/qt5base.qrc @@ -0,0 +1,6 @@ + + +qt5base_en.qm +qt5base_fr.qm + + diff --git a/i18n/qt5base_en.qm b/i18n/qt5base_en.qm new file mode 100644 index 00000000..be651eed --- /dev/null +++ b/i18n/qt5base_en.qm @@ -0,0 +1 @@ + + +qt6base_en.qm +qt6base_fr.qm + + diff --git a/i18n/qt6base_en.qm b/i18n/qt6base_en.qm new file mode 100644 index 00000000..be651eed --- /dev/null +++ b/i18n/qt6base_en.qm @@ -0,0 +1 @@ + + + appicon_128.png + appicon_16.png + appicon_24.png + appicon_32.png + appicon_64.png + graphics/opencascade_hatch_1.png + themes/classic/back-square.svg + themes/classic/back.svg + themes/classic/camera.svg + themes/classic/clip-plane.svg + themes/classic/cross.svg + themes/classic/expand.svg + themes/classic/export.svg + themes/classic/file.svg + themes/classic/gear.svg + themes/classic/import.svg + themes/classic/indicator-down-disabled_8.png + themes/classic/indicator-down_8.png + themes/classic/item-mesh.svg + themes/classic/item-xde.svg + themes/classic/left-sidebar.svg + themes/classic/link.svg + themes/classic/next.svg + themes/classic/stop.svg + themes/classic/view-back.svg + themes/classic/view-bottom.svg + themes/classic/view-front.svg + themes/classic/view-iso.svg + themes/classic/view-left.svg + themes/classic/view-right.svg + themes/classic/view-top.svg + themes/classic/xde-assembly.svg + themes/classic/zoom-in.svg + themes/classic/zoom-out.svg + themes/dark/back-square.svg + themes/dark/back.svg + themes/dark/camera.svg + themes/dark/clip-plane.svg + themes/dark/cross.svg + themes/dark/expand.svg + themes/dark/export.svg + themes/dark/file.svg + themes/dark/gear.svg + themes/dark/import.svg + themes/dark/indicator-down-disabled_8.png + themes/dark/indicator-down_8.png + themes/dark/item-mesh.svg + themes/dark/item-xde.svg + themes/dark/left-sidebar.svg + themes/dark/link.svg + themes/dark/next.svg + themes/dark/stop.svg + themes/dark/view-back.svg + themes/dark/view-bottom.svg + themes/dark/view-front.svg + themes/dark/view-iso.svg + themes/dark/view-left.svg + themes/dark/view-right.svg + themes/dark/view-top.svg + themes/dark/xde-assembly.svg + themes/dark/xde-simple-shape.svg + themes/dark/zoom-in.svg + themes/dark/zoom-out.svg + widget_pseudo_fold.png + xde_reference_16.png + themes/classic/xde-simple-shape.svg + themes/classic/edit.svg + themes/dark/edit.svg + themes/classic/add-file.svg + themes/classic/open-files.svg + themes/classic/multiple.svg + themes/dark/multiple.svg + themes/classic/reload.svg + themes/dark/reload.svg + themes/classic/measure.svg + themes/dark/measure.svg + themes/classic/turn-ccw.svg + themes/classic/turn-cw.svg + themes/dark/turn-ccw.svg + themes/dark/turn-cw.svg + themes/classic/grid.svg + themes/dark/grid.svg + + diff --git a/mayo.pro b/mayo.pro deleted file mode 100644 index a21b22d9..00000000 --- a/mayo.pro +++ /dev/null @@ -1,275 +0,0 @@ -#**************************************************************************** -#* Copyright (c) 2021, Fougue Ltd. -#* All rights reserved. -#* See license at https://github.com/fougue/mayo/blob/master/LICENSE.txt -#**************************************************************************** - -TEMPLATE = app -TARGET = mayo -include(version.pri) -CONFIG(debug, debug|release) { - message(Mayo version $$MAYO_VERSION debug) -} else { - message(Mayo version $$MAYO_VERSION release) -} - -message(Qt version $$QT_VERSION) -!versionAtLeast(QT_VERSION, 5.14) { - error(Qt >= 5.14 is required but detected version is $$QT_VERSION) -} - -QT += core gui widgets -greaterThan(QT_MAJOR_VERSION, 5) { - QT += openglwidgets -} - -CONFIG += c++17 -CONFIG(debug, debug|release) { - CONFIG += console -} else { - CONFIG -= console - CONFIG += release_with_debuginfo -} - -DEFINES += \ - QT_DISABLE_DEPRECATED_BEFORE=0x050F00 \ - QT_IMPLICIT_QFILEINFO_CONSTRUCTION \ - -release_with_debuginfo:msvc { - # https://learn.microsoft.com/en-us/cpp/build/how-to-debug-a-release-build?view=msvc-170 - QMAKE_CXXFLAGS_RELEASE += /Zi - QMAKE_LFLAGS_RELEASE += /DEBUG /INCREMENTAL:NO /OPT:REF /OPT:ICF -} - -msvc { - DEFINES += NOMINMAX - QMAKE_CXXFLAGS += /we4150 # Deletion of pointer to incomplete type 'XXXX'; no destructor called - QMAKE_CXXFLAGS += /std:c++17 - - greaterThan(QT_MAJOR_VERSION, 5) { - DEFINES += _USE_MATH_DEFINES - } -} -gcc|clang { - QMAKE_CXXFLAGS += -std=c++17 -} -clang { - # Silent Clang warnings about instantiation of variable 'Mayo::GenericProperty::TypeName' - QMAKE_CXXFLAGS += -Wno-undefined-var-template - # See https://libcxx.llvm.org/docs/UsingLibcxx.html - # LIBS += -lstdc++fs -} -macx { - DEFINES += GL_SILENCE_DEPRECATION - QMAKE_MACOSX_DEPLOYMENT_TARGET = 10.15 - LIBS += -liconv -# QMAKE_CXXFLAGS += -mmacosx-version-min=10.15 - ICON = images/appicon.icns -} -win32 { - LIBS += -lOpengl32 -lUser32 -} - -INCLUDEPATH += \ - src/app \ - src/3rdparty - -HEADERS += \ - $$files(src/base/*.h) \ - $$files(src/io_dxf/*.h) \ - $$files(src/io_image/*.h) \ - $$files(src/io_occ/*.h) \ - $$files(src/io_off/*.h) \ - $$files(src/io_ply/*.h) \ - $$files(src/graphics/*.h) \ - $$files(src/gui/*.h) \ - $$files(src/measure/*.h) \ - $$files(src/app/*.h) \ - -SOURCES += \ - $$files(src/base/*.cpp) \ - $$files(src/io_dxf/*.cpp) \ - $$files(src/io_image/*.cpp) \ - $$files(src/io_occ/*.cpp) \ - $$files(src/io_off/*.cpp) \ - $$files(src/io_ply/*.cpp) \ - $$files(src/graphics/*.cpp) \ - $$files(src/gui/*.cpp) \ - $$files(src/measure/*.cpp) \ - $$files(src/app/*.cpp) \ - \ - src/3rdparty/fmt/src/format.cc \ - -win32:lessThan(QT_MAJOR_VERSION, 6) { - QT += winextras - HEADERS += $$files(src/app/windows/*.h) - SOURCES += $$files(src/app/windows/*.cpp) -} - -FORMS += $$files(src/app/*.ui) - -RESOURCES += mayo.qrc -RC_ICONS = images/appicon.ico - -OTHER_FILES += \ - README.md \ - .github/workflows/ci_linux.yml \ - .github/workflows/ci_macos.yml \ - .github/workflows/ci_windows.yml \ - images/credits.txt \ - scripts/bump-version.rb \ - -# Embed qtbase_*.qm files as a resource -qtBaseQmRes.files = \ - $$[QT_INSTALL_TRANSLATIONS]/qtbase_en.qm \ - $$[QT_INSTALL_TRANSLATIONS]/qtbase_fr.qm -qtBaseQmRes.base = $$[QT_INSTALL_TRANSLATIONS] -qtBaseQmRes.prefix = "/i18n" -RESOURCES += qtBaseQmRes - -# Optional developer-specific QMake pri file for environment related settings -exists($$PWD/env.pri) { - include($$PWD/env.pri) -} - -# OpenCascade -include(opencascade.pri) -!isEmpty(OCC_VERSION_STR) { - message(OpenCascade version $$OCC_VERSION_STR) -} else { - warning(OpenCascade version ) -} - -LIBS += \ - -lTKBin \ - -lTKBinL \ - -lTKBinXCAF \ - -lTKBO \ - -lTKBool \ - -lTKBRep \ - -lTKCAF \ - -lTKCDF \ - -lTKernel \ - -lTKG2d \ - -lTKG3d \ - -lTKGeomAlgo \ - -lTKGeomBase \ - -lTKHLR \ - -lTKLCAF \ - -lTKMath \ - -lTKMesh \ - -lTKMeshVS \ - -lTKOpenGl \ - -lTKPrim \ - -lTKService \ - -lTKShHealing \ - -lTKTopAlgo \ - -lTKXSDRAW \ # Seems to be required on macOS(see https://github.com/fougue/mayo/issues/41#issuecomment-742732322) - -lTKV3d \ - -lTKVCAF \ - -lTKXCAF \ - -lTKXml \ - -lTKXmlL \ - -lTKXmlXCAF \ - -lTKXSBase \ - -versionAtLeast(OCC_VERSION_STR, 7.7.0) { - LIBS += -lTKXDE -} - -# -- IGES support -LIBS += -lTKIGES -lTKXDEIGES -# -- STEP support -LIBS += -lTKSTEP -lTKSTEP209 -lTKSTEPAttr -lTKSTEPBase -lTKXDESTEP -# -- STL support -LIBS += -lTKSTL -# -- OBJ/glTF support -versionAtLeast(OCC_VERSION_STR, 7.4.0) { - LIBS += -lTKRWMesh -} else { - SOURCES -= \ - src/io_occ/io_occ_base_mesh.cpp \ - src/io_occ/io_occ_gltf_reader.cpp \ - src/io_occ/io_occ_obj_reader.cpp - - message(glTF reader disabled because OpenCascade < v7.4) - message(OBJ reader disabled because OpenCascade < v7.4) -} - -!versionAtLeast(OCC_VERSION_STR, 7.5.0) { - SOURCES -= src/io_occ/io_occ_gltf_writer.cpp - message(glTF writer disabled because OpenCascade < v7.5) -} - -!versionAtLeast(OCC_VERSION_STR, 7.6.0) { - SOURCES -= src/io_occ/io_occ_obj_writer.cpp - message(OBJ writer disabled because OpenCascade < v7.6) -} -# -- VRML support -LIBS += -lTKVRML -!versionAtLeast(OCC_VERSION_STR, 7.7.0) { - SOURCES -= src/io_occ/io_occ_vrml_reader.cpp - message(VRML reader disabled because OpenCascade < v7.7) -} - -# assimp -isEmpty(ASSIMP_INC_DIR) | isEmpty(ASSIMP_LIB_DIR) { - message(assimp OFF) -} else { - !versionAtLeast(OCC_VERSION_STR, 7.5.0) { - message(assimp reader disabled because OpenCascade < v7.5) - } - else { - message(assimp ON) - ASSIMP_IS_ON = 1 - } -} - -defined(ASSIMP_IS_ON, var) { - HEADERS += $$files(src/io_assimp/*.h) - SOURCES += $$files(src/io_assimp/*.cpp) - - ASSIMP_VERSION_FILE_CONTENTS = $$cat($$ASSIMP_INC_DIR/version.h, lines) - ASSIMP_aiGetVersionPatch = $$find(ASSIMP_VERSION_FILE_CONTENTS, aiGetVersionPatch) - !isEmpty(ASSIMP_aiGetVersionPatch) { - } else { - DEFINES += NO_ASSIMP_aiGetVersionPatch - message(Assimp function aiGetVersionPatch() not available) - } - - INCLUDEPATH += $$ASSIMP_INC_DIR/.. - LIBS += -L$$ASSIMP_LIB_DIR -lassimp$$ASSIMP_LIBNAME_SUFFIX - DEFINES += HAVE_ASSIMP -} - -# gmio -isEmpty(GMIO_ROOT) { - message(gmio OFF) -} else { - message(gmio ON) - CONFIG(debug, debug|release) { - #GMIO_BIN_SUFFIX = d - GMIO_BIN_SUFFIX = - } else { - GMIO_BIN_SUFFIX = - } - - HEADERS += $$files(src/io_gmio/*.h) - SOURCES += $$files(src/io_gmio/*.cpp) - - INCLUDEPATH += $$GMIO_ROOT/include - LIBS += -L$$GMIO_ROOT/lib -lgmio_static -lzlibstatic - SOURCES += $$GMIO_ROOT/src/gmio_support/stream_qt.cpp - DEFINES += HAVE_GMIO -} - -# Unit tests -CONFIG(withtests) { - include(tests/tests.pri) - DEFINES += MAYO_WITH_TESTS -} - -# Optional developer-specific QMake pri file for custom processing -exists($$PWD/custom.pri) { - include($$PWD/custom.pri) -} diff --git a/mayo.qrc b/mayo.qrc deleted file mode 100644 index b446ce4f..00000000 --- a/mayo.qrc +++ /dev/null @@ -1,88 +0,0 @@ - - - images/appicon_128.png - images/appicon_16.png - images/appicon_24.png - images/appicon_32.png - images/appicon_64.png - images/graphics/opencascade_hatch_1.png - images/themes/classic/back-square.svg - images/themes/classic/back.svg - images/themes/classic/camera.svg - images/themes/classic/clip-plane.svg - images/themes/classic/cross.svg - images/themes/classic/expand.svg - images/themes/classic/export.svg - images/themes/classic/file.svg - images/themes/classic/gear.svg - images/themes/classic/import.svg - images/themes/classic/indicator-down-disabled_8.png - images/themes/classic/indicator-down_8.png - images/themes/classic/item-mesh.svg - images/themes/classic/item-xde.svg - images/themes/classic/left-sidebar.svg - images/themes/classic/link.svg - images/themes/classic/next.svg - images/themes/classic/stop.svg - images/themes/classic/view-back.svg - images/themes/classic/view-bottom.svg - images/themes/classic/view-front.svg - images/themes/classic/view-iso.svg - images/themes/classic/view-left.svg - images/themes/classic/view-right.svg - images/themes/classic/view-top.svg - images/themes/classic/xde-assembly.svg - images/themes/classic/zoom-in.svg - images/themes/classic/zoom-out.svg - images/themes/dark/back-square.svg - images/themes/dark/back.svg - images/themes/dark/camera.svg - images/themes/dark/clip-plane.svg - images/themes/dark/cross.svg - images/themes/dark/expand.svg - images/themes/dark/export.svg - images/themes/dark/file.svg - images/themes/dark/gear.svg - images/themes/dark/import.svg - images/themes/dark/indicator-down-disabled_8.png - images/themes/dark/indicator-down_8.png - images/themes/dark/item-mesh.svg - images/themes/dark/item-xde.svg - images/themes/dark/left-sidebar.svg - images/themes/dark/link.svg - images/themes/dark/next.svg - images/themes/dark/stop.svg - images/themes/dark/view-back.svg - images/themes/dark/view-bottom.svg - images/themes/dark/view-front.svg - images/themes/dark/view-iso.svg - images/themes/dark/view-left.svg - images/themes/dark/view-right.svg - images/themes/dark/view-top.svg - images/themes/dark/xde-assembly.svg - images/themes/dark/xde-simple-shape.svg - images/themes/dark/zoom-in.svg - images/themes/dark/zoom-out.svg - images/widget_pseudo_fold.png - images/xde_reference_16.png - images/themes/classic/xde-simple-shape.svg - images/themes/classic/edit.svg - images/themes/dark/edit.svg - i18n/mayo_en.qm - i18n/mayo_fr.qm - images/themes/classic/add-file.svg - images/themes/classic/open-files.svg - images/themes/classic/multiple.svg - images/themes/dark/multiple.svg - images/themes/classic/reload.svg - images/themes/dark/reload.svg - images/themes/classic/measure.svg - images/themes/dark/measure.svg - images/themes/classic/turn-ccw.svg - images/themes/classic/turn-cw.svg - images/themes/dark/turn-ccw.svg - images/themes/dark/turn-cw.svg - images/themes/classic/grid.svg - images/themes/dark/grid.svg - - diff --git a/opencascade.pri b/opencascade.pri deleted file mode 100644 index 18feb540..00000000 --- a/opencascade.pri +++ /dev/null @@ -1,54 +0,0 @@ -#**************************************************************************** -#* Copyright (c) 2021, Fougue Ltd. -#* All rights reserved. -#* See license at https://github.com/fougue/mayo/blob/master/LICENSE.txt -#**************************************************************************** - -# Declare pure QMake variables out of OCC envvars -isEmpty(CASCADE_INC_DIR):CASCADE_INC_DIR = $$(CSF_OCCTIncludePath) -isEmpty(CASCADE_LIB_DIR):CASCADE_LIB_DIR = $$(CSF_OCCTLibPath) -isEmpty(CASCADE_BIN_DIR):CASCADE_BIN_DIR = $$(CSF_OCCTBinPath) -isEmpty(CASCADE_SRC_DIR):CASCADE_SRC_DIR = $$(CSF_OCCTResourcePath) -equals(QT_ARCH, i386) { - isEmpty(CASCADE_OPTBIN_DIRS):CASCADE_OPTBIN_DIRS = $$(CSF_OPT_BIN32) -} else:equals(QT_ARCH, x86_64) { - isEmpty(CASCADE_OPTBIN_DIRS):CASCADE_OPTBIN_DIRS = $$(CSF_OPT_BIN64) -} -isEmpty(CASCADE_DEFINES):CASCADE_DEFINES = $$(CSF_DEFINES) - -INCLUDEPATH += $$CASCADE_INC_DIR - -linux:DEFINES += \ - HAVE_CONFIG_H \ - HAVE_FSTREAM \ - HAVE_IOSTREAM \ - HAVE_IOMANIP \ - HAVE_LIMITS_H - -DEFINES += $$split(CASCADE_DEFINES, ;) -DEFINES += OCCT_HANDLE_NOCAST -linux:DEFINES += LIN LININTEL OCC_CONVERT_SIGNALS - -# Find OCC version -OCC_VERSION_FILE_CONTENTS = $$cat($$CASCADE_INC_DIR/Standard_Version.hxx, lines) - -OCC_VERSION_MAJOR = $$find(OCC_VERSION_FILE_CONTENTS, OCC_VERSION_MAJOR\s+[0-9]+) -OCC_VERSION_MAJOR = $$section(OCC_VERSION_MAJOR, " ", -1) -OCC_VERSION_MINOR = $$find(OCC_VERSION_FILE_CONTENTS, OCC_VERSION_MINOR\s+[0-9]+) -OCC_VERSION_MINOR = $$section(OCC_VERSION_MINOR, " ", -1) -OCC_VERSION_PATCH = $$find(OCC_VERSION_FILE_CONTENTS, OCC_VERSION_MAINTENANCE\s+[0-9]+) -OCC_VERSION_PATCH = $$section(OCC_VERSION_PATCH, " ", -1) - -OCC_VERSION_STR = $$join($$list($$OCC_VERSION_MAJOR, $$OCC_VERSION_MINOR, $$OCC_VERSION_PATCH), .) - -# Platform dependent config -equals(QT_ARCH, i386) { - # NOP -} else:equals(QT_ARCH, x86_64) { - DEFINES += _OCC64 -} else { - warning(Platform architecture may be not supported(QT_ARCH = $$QT_ARCH)) -} - -LIBS += $$system_path($$join(CASCADE_LIB_DIR, " -L", -L)) -QMAKE_RPATHDIR += $$CASCADE_LIB_DIR diff --git a/scripts/bump-version.rb b/scripts/bump-version.rb index dadfb5e5..1af15b2e 100644 --- a/scripts/bump-version.rb +++ b/scripts/bump-version.rb @@ -23,10 +23,28 @@ puts "Major: #{major}" puts "Minor: #{minor}" puts "Patch: #{patch}" -script_dir_name = File.expand_path(File.dirname(__FILE__)) +scripts_dir_name = File.expand_path(File.dirname(__FILE__)) -# ../version.pri -path_version_pri = "#{script_dir_name}/../version.pri" +# ../README.md +path_README_md = "#{scripts_dir_name}/../README.md" +README_md = File.open(path_README_md, "r").read +README_md.sub!(/(img.shields.io\/badge\/version-v)\d+\.\d+.\d+/, "\\1#{major}.#{minor}.#{patch}") +README_md.sub!(/(Mayo_VersionMinor\s+)\d+/, "\\1#{minor}") +README_md.sub!(/(Mayo_VersionPatch\s+)\d+/, "\\1#{patch}") +File.open(path_README_md, "w").write(README_md) +puts "Bumped #{path_README_md}" + +# ../CMakeLists.txt +path_CMakeLists_txt = "#{scripts_dir_name}/../CMakeLists.txt" +CMakeLists_txt = File.open(path_CMakeLists_txt, "r").read +CMakeLists_txt.sub!(/(Mayo_VersionMajor\s+)\d+/, "\\1#{major}") +CMakeLists_txt.sub!(/(Mayo_VersionMinor\s+)\d+/, "\\1#{minor}") +CMakeLists_txt.sub!(/(Mayo_VersionPatch\s+)\d+/, "\\1#{patch}") +File.open(path_CMakeLists_txt, "w").write(CMakeLists_txt) +puts "Bumped #{path_CMakeLists_txt}" + +# qmake/version.pri +path_version_pri = "#{scripts_dir_name}/qmake/version.pri" version_pri = File.open(path_version_pri, "r").read version_pri.sub!(/(MAYO_VERSION_MAJ\s*=\s*)\d+/, "\\1#{major}") version_pri.sub!(/(MAYO_VERSION_MIN\s*=\s*)\d+/, "\\1#{minor}") diff --git a/scripts/gen-cmake-opencascade-vars.bat b/scripts/gen-cmake-opencascade-vars.bat new file mode 100644 index 00000000..7c344c99 --- /dev/null +++ b/scripts/gen-cmake-opencascade-vars.bat @@ -0,0 +1,50 @@ +@echo off + +set _OPENCASCADE_ROOTDIR_=%1 + +if not exist "%_OPENCASCADE_ROOTDIR_%\env.bat" echo set(OpenCASCADE_FOUND false) +if not exist "%_OPENCASCADE_ROOTDIR_%\env.bat" exit /b 1 + +set CSF_OCCTIncludePath= +set CSF_OCCTBinPath= +set CSF_OCCTLibPath= +set CSF_OCCTResourcePath= +set CSF_OPT_BIN32= +set CSF_OPT_BIN32D= +set CSF_OPT_BIN64= +set CSF_OPT_BIN64D= +set TCL_DIR= +set TK_DIR= +set FREETYPE_DIR= +set FREEIMAGE_DIR= +set FFMPEG_DIR= +set TBB_DIR= +set OPENVR_DIR= +set JEMALLOC_DIR= +set HAVE_RAPIDJSON= + + +call "%_OPENCASCADE_ROOTDIR_%\env.bat" + + +if not [%CSF_OCCTIncludePath%]==[] echo set(OpenCASCADE_FOUND true) + +echo set(OpenCASCADE_INCLUDE_DIR "%CSF_OCCTIncludePath:\=/%") +echo set(OpenCASCADE_BINARY_DIR "%CSF_OCCTBinPath:\=/%") +echo set(OpenCASCADE_LIBRARY_DIR "%CSF_OCCTLibPath:\=/%") +echo set(OpenCASCADE_RESOURCE_DIR "%CSF_OCCTResourcePath:\=/%") +echo set(TCL_DIR "%TCL_DIR:\=/%") +echo set(TK_DIR "%TK_DIR:\=/%") +echo set(FREETYPE_DIR "%FREETYPE_DIR:\=/%") +echo set(FREEIMAGE_DIR "%FREEIMAGE_DIR:\=/%") +echo set(FFMPEG_DIR "%FFMPEG_DIR:\=/%") +echo set(TBB_DIR "%TBB_DIR:\=/%") +echo set(OPENVR_DIR "%OPENVR_DIR:\=/%") +echo set(JEMALLOC_DIR "%JEMALLOC_DIR:\=/%") +echo set(CSF_OPT_BIN32 "%CSF_OPT_BIN32:\=/%") +echo set(CSF_OPT_BIN32D "%CSF_OPT_BIN32D:\=/%") +echo set(CSF_OPT_BIN64 "%CSF_OPT_BIN64:\=/%") +echo set(CSF_OPT_BIN64D "%CSF_OPT_BIN64D:\=/%") +echo set(OpenCASCADE_HAVE_RAPIDJSON "%HAVE_RAPIDJSON%") + +REM TODO What about variables CSF_SHMessage, CSF_MDTVTexturesDirectory, ... diff --git a/src/3rdparty/commit_fmt.txt b/src/3rdparty/commit_fmt.txt index 11bb43db..f7513e0b 100644 --- a/src/3rdparty/commit_fmt.txt +++ b/src/3rdparty/commit_fmt.txt @@ -1 +1 @@ -2742611cad4aee6b1a5638bd1ebf132908f4a3d9 \ No newline at end of file +18a325f370ffd5ec1eda0087d2efc3dc9b3faf56 diff --git a/src/3rdparty/commit_magic_enum.txt b/src/3rdparty/commit_magic_enum.txt index d5682268..80ff3874 100644 --- a/src/3rdparty/commit_magic_enum.txt +++ b/src/3rdparty/commit_magic_enum.txt @@ -1 +1 @@ -caa2f9e6ef882671bc8be84dd98a225ad12d62bf \ No newline at end of file +ec11ae0c285773e691a1e8372e4984189a6bed1e diff --git a/src/3rdparty/fmt/args.h b/src/3rdparty/fmt/args.h index 36f62220..10c1eb8f 100644 --- a/src/3rdparty/fmt/args.h +++ b/src/3rdparty/fmt/args.h @@ -1,4 +1,4 @@ -// Formatting library for C++ - dynamic format arguments +// Formatting library for C++ - dynamic argument lists // // Copyright (c) 2012 - present, Victor Zverovich // All rights reserved. @@ -8,11 +8,13 @@ #ifndef FMT_ARGS_H_ #define FMT_ARGS_H_ -#include // std::reference_wrapper -#include // std::unique_ptr -#include +#ifndef FMT_IMPORT_STD +# include // std::reference_wrapper +# include // std::unique_ptr +# include +#endif -#include "core.h" +#include "format.h" // std_string_view FMT_BEGIN_NAMESPACE @@ -22,20 +24,24 @@ template struct is_reference_wrapper : std::false_type {}; template struct is_reference_wrapper> : std::true_type {}; -template const T& unwrap(const T& v) { return v; } -template const T& unwrap(const std::reference_wrapper& v) { +template auto unwrap(const T& v) -> const T& { return v; } +template +auto unwrap(const std::reference_wrapper& v) -> const T& { return static_cast(v); } -class dynamic_arg_list { - // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for - // templates it doesn't complain about inability to deduce single translation - // unit for placing vtable. So storage_node_base is made a fake template. - template struct node { - virtual ~node() = default; - std::unique_ptr> next; - }; +// node is defined outside dynamic_arg_list to workaround a C2504 bug in MSVC +// 2022 (v17.10.0). +// +// Workaround for clang's -Wweak-vtables. Unlike for regular classes, for +// templates it doesn't complain about inability to deduce single translation +// unit for placing vtable. So node is made a fake template. +template struct node { + virtual ~node() = default; + std::unique_ptr> next; +}; +class dynamic_arg_list { template struct typed_node : node<> { T value; @@ -50,7 +56,7 @@ class dynamic_arg_list { std::unique_ptr> head_; public: - template const T& push(const Arg& arg) { + template auto push(const Arg& arg) -> const T& { auto new_node = std::unique_ptr>(new typed_node(arg)); auto& value = new_node->value; new_node->next = std::move(head_); @@ -61,14 +67,10 @@ class dynamic_arg_list { } // namespace detail /** - \rst - A dynamic version of `fmt::format_arg_store`. - It's equipped with a storage to potentially temporary objects which lifetimes - could be shorter than the format arguments object. - - It can be implicitly converted into `~fmt::basic_format_args` for passing - into type-erased formatting functions such as `~fmt::vformat`. - \endrst + * A dynamic list of formatting arguments with storage. + * + * It can be implicitly converted into `fmt::basic_format_args` for passing + * into type-erased formatting functions such as `fmt::vformat`. */ template class dynamic_format_arg_store @@ -95,10 +97,10 @@ class dynamic_format_arg_store }; template - using stored_type = conditional_t::value && - !has_formatter::value && - !detail::is_reference_wrapper::value, - std::basic_string, T>; + using stored_type = conditional_t< + std::is_convertible>::value && + !detail::is_reference_wrapper::value, + std::basic_string, T>; // Storage of basic_format_arg must be contiguous. std::vector> data_; @@ -110,14 +112,14 @@ class dynamic_format_arg_store friend class basic_format_args; - unsigned long long get_types() const { + auto get_types() const -> unsigned long long { return detail::is_unpacked_bit | data_.size() | (named_info_.empty() ? 0ULL : static_cast(detail::has_named_args_bit)); } - const basic_format_arg* data() const { + auto data() const -> const basic_format_arg* { return named_info_.empty() ? data_.data() : data_.data() + 1; } @@ -145,33 +147,21 @@ class dynamic_format_arg_store public: constexpr dynamic_format_arg_store() = default; - constexpr dynamic_format_arg_store( - const dynamic_format_arg_store& store) - : -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 - basic_format_args(), -#endif - data_(store.data_), - named_info_(store.named_info_) { - } - /** - \rst - Adds an argument into the dynamic store for later passing to a formatting - function. - - Note that custom types and string types (but not string views) are copied - into the store dynamically allocating memory if necessary. - - **Example**:: - - fmt::dynamic_format_arg_store store; - store.push_back(42); - store.push_back("abc"); - store.push_back(1.5f); - std::string result = fmt::vformat("{} and {} and {}", store); - \endrst - */ + * Adds an argument into the dynamic store for later passing to a formatting + * function. + * + * Note that custom types and string types (but not string views) are copied + * into the store dynamically allocating memory if necessary. + * + * **Example**: + * + * fmt::dynamic_format_arg_store store; + * store.push_back(42); + * store.push_back("abc"); + * store.push_back(1.5f); + * std::string result = fmt::vformat("{} and {} and {}", store); + */ template void push_back(const T& arg) { if (detail::const_check(need_copy::value)) emplace_arg(dynamic_args_.push>(arg)); @@ -180,20 +170,18 @@ class dynamic_format_arg_store } /** - \rst - Adds a reference to the argument into the dynamic store for later passing to - a formatting function. - - **Example**:: - - fmt::dynamic_format_arg_store store; - char band[] = "Rolling Stones"; - store.push_back(std::cref(band)); - band[9] = 'c'; // Changing str affects the output. - std::string result = fmt::vformat("{}", store); - // result == "Rolling Scones" - \endrst - */ + * Adds a reference to the argument into the dynamic store for later passing + * to a formatting function. + * + * **Example**: + * + * fmt::dynamic_format_arg_store store; + * char band[] = "Rolling Stones"; + * store.push_back(std::cref(band)); + * band[9] = 'c'; // Changing str affects the output. + * std::string result = fmt::vformat("{}", store); + * // result == "Rolling Scones" + */ template void push_back(std::reference_wrapper arg) { static_assert( need_copy::value, @@ -202,10 +190,10 @@ class dynamic_format_arg_store } /** - Adds named argument into the dynamic store for later passing to a formatting - function. ``std::reference_wrapper`` is supported to avoid copying of the - argument. The name is always copied into the store. - */ + * Adds named argument into the dynamic store for later passing to a + * formatting function. `std::reference_wrapper` is supported to avoid + * copying of the argument. The name is always copied into the store. + */ template void push_back(const detail::named_arg& arg) { const char_type* arg_name = @@ -218,19 +206,15 @@ class dynamic_format_arg_store } } - /** Erase all elements from the store */ + /// Erase all elements from the store. void clear() { data_.clear(); named_info_.clear(); dynamic_args_ = detail::dynamic_arg_list(); } - /** - \rst - Reserves space to store at least *new_cap* arguments including - *new_cap_named* named arguments. - \endrst - */ + /// Reserves space to store at least `new_cap` arguments including + /// `new_cap_named` named arguments. void reserve(size_t new_cap, size_t new_cap_named) { FMT_ASSERT(new_cap >= new_cap_named, "Set of arguments includes set of named arguments"); diff --git a/src/3rdparty/fmt/base.h b/src/3rdparty/fmt/base.h new file mode 100644 index 00000000..a75f0bee --- /dev/null +++ b/src/3rdparty/fmt/base.h @@ -0,0 +1,3051 @@ +// Formatting library for C++ - the base API for char/UTF-8 +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_BASE_H_ +#define FMT_BASE_H_ + +// c headers are preferable for performance reasons +#ifndef FMT_MODULE +# include // CHAR_BIT +# include // FILE +# include // strlen +#endif + +#ifndef FMT_IMPORT_STD +// is also included transitively from . +# include // std::byte +# include // std::enable_if +#else +import std; +#endif + +// The fmt library version in the form major * 10000 + minor * 100 + patch. +#define FMT_VERSION 100202 + +// Detect compiler versions. +#if defined(__clang__) && !defined(__ibmxl__) +# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) +#else +# define FMT_CLANG_VERSION 0 +#endif +#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) +# define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) +#else +# define FMT_GCC_VERSION 0 +#endif +#if defined(__ICL) +# define FMT_ICC_VERSION __ICL +#elif defined(__INTEL_COMPILER) +# define FMT_ICC_VERSION __INTEL_COMPILER +#else +# define FMT_ICC_VERSION 0 +#endif +#if defined(_MSC_VER) +# define FMT_MSC_VERSION _MSC_VER +#else +# define FMT_MSC_VERSION 0 +#endif + +// Detect standard library versions. +#ifdef _GLIBCXX_RELEASE +# define FMT_GLIBCXX_RELEASE _GLIBCXX_RELEASE +#else +# define FMT_GLIBCXX_RELEASE 0 +#endif +#ifdef _LIBCPP_VERSION +# define FMT_LIBCPP_VERSION _LIBCPP_VERSION +#else +# define FMT_LIBCPP_VERSION 0 +#endif + +#ifdef _MSVC_LANG +# define FMT_CPLUSPLUS _MSVC_LANG +#else +# define FMT_CPLUSPLUS __cplusplus +#endif + +// Detect __has_*. +#ifdef __has_feature +# define FMT_HAS_FEATURE(x) __has_feature(x) +#else +# define FMT_HAS_FEATURE(x) 0 +#endif +#ifdef __has_include +# define FMT_HAS_INCLUDE(x) __has_include(x) +#else +# define FMT_HAS_INCLUDE(x) 0 +#endif +#ifdef __has_cpp_attribute +# define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) +#else +# define FMT_HAS_CPP_ATTRIBUTE(x) 0 +#endif + +#define FMT_HAS_CPP14_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +#define FMT_HAS_CPP17_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +// Detect C++14 relaxed constexpr. +#ifdef FMT_USE_CONSTEXPR +// Use the provided definition. +#elif FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L +// GCC only allows throw in constexpr since version 6: +// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67371. +# define FMT_USE_CONSTEXPR 1 +#elif FMT_ICC_VERSION +# define FMT_USE_CONSTEXPR 0 // https://github.com/fmtlib/fmt/issues/1628 +#elif FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 +# define FMT_USE_CONSTEXPR 1 +#else +# define FMT_USE_CONSTEXPR 0 +#endif +#if FMT_USE_CONSTEXPR +# define FMT_CONSTEXPR constexpr +#else +# define FMT_CONSTEXPR +#endif + +// Detect consteval, C++20 constexpr extensions and std::is_constant_evaluated. +#if !defined(__cpp_lib_is_constant_evaluated) +# define FMT_USE_CONSTEVAL 0 +#elif FMT_CPLUSPLUS < 201709L +# define FMT_USE_CONSTEVAL 0 +#elif FMT_GLIBCXX_RELEASE && FMT_GLIBCXX_RELEASE < 10 +# define FMT_USE_CONSTEVAL 0 +#elif FMT_LIBCPP_VERSION && FMT_LIBCPP_VERSION < 10000 +# define FMT_USE_CONSTEVAL 0 +#elif defined(__apple_build_version__) && __apple_build_version__ < 14000029L +# define FMT_USE_CONSTEVAL 0 // consteval is broken in Apple clang < 14. +#elif FMT_MSC_VERSION && FMT_MSC_VERSION < 1929 +# define FMT_USE_CONSTEVAL 0 // consteval is broken in MSVC VS2019 < 16.10. +#elif defined(__cpp_consteval) +# define FMT_USE_CONSTEVAL 1 +#elif FMT_GCC_VERSION >= 1002 || FMT_CLANG_VERSION >= 1101 +# define FMT_USE_CONSTEVAL 1 +#else +# define FMT_USE_CONSTEVAL 0 +#endif +#if FMT_USE_CONSTEVAL +# define FMT_CONSTEVAL consteval +# define FMT_CONSTEXPR20 constexpr +#else +# define FMT_CONSTEVAL +# define FMT_CONSTEXPR20 +#endif + +#if defined(FMT_USE_NONTYPE_TEMPLATE_ARGS) +// Use the provided definition. +#elif defined(__NVCOMPILER) +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 +#elif FMT_GCC_VERSION >= 903 && FMT_CPLUSPLUS >= 201709L +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 +#elif defined(__cpp_nontype_template_args) && \ + __cpp_nontype_template_args >= 201911L +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 +#elif FMT_CLANG_VERSION >= 1200 && FMT_CPLUSPLUS >= 202002L +// clang 12 already has enough support for {fmt} to use. +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 +#else +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 +#endif + +#ifdef FMT_USE_CONCEPTS +// Use the provided definition. +#elif defined(__cpp_concepts) +# define FMT_USE_CONCEPTS 1 +#else +# define FMT_USE_CONCEPTS 0 +#endif + +// Check if exceptions are disabled. +#ifdef FMT_EXCEPTIONS +// Use the provided definition. +#elif defined(__GNUC__) && !defined(__EXCEPTIONS) +# define FMT_EXCEPTIONS 0 +#elif FMT_MSC_VERSION && !_HAS_EXCEPTIONS +# define FMT_EXCEPTIONS 0 +#else +# define FMT_EXCEPTIONS 1 +#endif +#if FMT_EXCEPTIONS +# define FMT_TRY try +# define FMT_CATCH(x) catch (x) +#else +# define FMT_TRY if (true) +# define FMT_CATCH(x) if (false) +#endif + +#if FMT_HAS_CPP17_ATTRIBUTE(fallthrough) +# define FMT_FALLTHROUGH [[fallthrough]] +#elif defined(__clang__) +# define FMT_FALLTHROUGH [[clang::fallthrough]] +#elif FMT_GCC_VERSION >= 700 && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) +# define FMT_FALLTHROUGH [[gnu::fallthrough]] +#else +# define FMT_FALLTHROUGH +#endif + +// Disable [[noreturn]] on MSVC/NVCC because of bogus unreachable code warnings. +#if FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VERSION && !defined(__NVCC__) +# define FMT_NORETURN [[noreturn]] +#else +# define FMT_NORETURN +#endif + +#ifndef FMT_NODISCARD +# if FMT_HAS_CPP17_ATTRIBUTE(nodiscard) +# define FMT_NODISCARD [[nodiscard]] +# else +# define FMT_NODISCARD +# endif +#endif + +#ifdef FMT_DEPRECATED +// Use the provided definition. +#elif FMT_HAS_CPP14_ATTRIBUTE(deprecated) +# define FMT_DEPRECATED [[deprecated]] +#else +# define FMT_DEPRECATED /* deprecated */ +#endif + +#ifdef FMT_INLINE +// Use the provided definition. +#elif FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_ALWAYS_INLINE inline __attribute__((always_inline)) +#else +# define FMT_ALWAYS_INLINE inline +#endif +// A version of FMT_INLINE to prevent code bloat in debug mode. +#ifdef NDEBUG +# define FMT_INLINE FMT_ALWAYS_INLINE +#else +# define FMT_INLINE inline +#endif + +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_VISIBILITY(value) __attribute__((visibility(value))) +#else +# define FMT_VISIBILITY(value) +#endif + +#ifndef FMT_GCC_PRAGMA +// Workaround a _Pragma bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59884 +// and an nvhpc warning: https://github.com/fmtlib/fmt/pull/2582. +# if FMT_GCC_VERSION >= 504 && !defined(__NVCOMPILER) +# define FMT_GCC_PRAGMA(arg) _Pragma(arg) +# else +# define FMT_GCC_PRAGMA(arg) +# endif +#endif + +// GCC < 5 requires this-> in decltype. +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 +# define FMT_DECLTYPE_THIS this-> +#else +# define FMT_DECLTYPE_THIS +#endif + +#if FMT_MSC_VERSION +# define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) +# define FMT_UNCHECKED_ITERATOR(It) \ + using _Unchecked_type = It // Mark iterator as checked. +#else +# define FMT_MSC_WARNING(...) +# define FMT_UNCHECKED_ITERATOR(It) using unchecked_type = It +#endif + +#ifndef FMT_BEGIN_NAMESPACE +# define FMT_BEGIN_NAMESPACE \ + namespace fmt { \ + inline namespace v10 { +# define FMT_END_NAMESPACE \ + } \ + } +#endif + +#ifndef FMT_EXPORT +# define FMT_EXPORT +# define FMT_BEGIN_EXPORT +# define FMT_END_EXPORT +#endif + +#if !defined(FMT_HEADER_ONLY) && defined(_WIN32) +# if defined(FMT_LIB_EXPORT) +# define FMT_API __declspec(dllexport) +# elif defined(FMT_SHARED) +# define FMT_API __declspec(dllimport) +# endif +#elif defined(FMT_LIB_EXPORT) || defined(FMT_SHARED) +# define FMT_API FMT_VISIBILITY("default") +#endif +#ifndef FMT_API +# define FMT_API +#endif + +#ifndef FMT_UNICODE +# define FMT_UNICODE 1 +#endif + +// Check if rtti is available. +#ifndef FMT_USE_RTTI +// __RTTI is for EDG compilers. _CPPRTTI is for MSVC. +# if defined(__GXX_RTTI) || FMT_HAS_FEATURE(cxx_rtti) || defined(_CPPRTTI) || \ + defined(__INTEL_RTTI__) || defined(__RTTI) +# define FMT_USE_RTTI 1 +# else +# define FMT_USE_RTTI 0 +# endif +#endif + +#define FMT_FWD(...) static_cast(__VA_ARGS__) + +// Enable minimal optimizations for more compact code in debug mode. +FMT_GCC_PRAGMA("GCC push_options") +#if !defined(__OPTIMIZE__) && !defined(__CUDACC__) +FMT_GCC_PRAGMA("GCC optimize(\"Og\")") +#endif + +FMT_BEGIN_NAMESPACE + +// Implementations of enable_if_t and other metafunctions for older systems. +template +using enable_if_t = typename std::enable_if::type; +template +using conditional_t = typename std::conditional::type; +template using bool_constant = std::integral_constant; +template +using remove_reference_t = typename std::remove_reference::type; +template +using remove_const_t = typename std::remove_const::type; +template +using remove_cvref_t = typename std::remove_cv>::type; +template struct type_identity { + using type = T; +}; +template using type_identity_t = typename type_identity::type; +template +using make_unsigned_t = typename std::make_unsigned::type; +template +using underlying_t = typename std::underlying_type::type; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 +// A workaround for gcc 4.8 to make void_t work in a SFINAE context. +template struct void_t_impl { + using type = void; +}; +template using void_t = typename void_t_impl::type; +#else +template using void_t = void; +#endif + +struct monostate { + constexpr monostate() {} +}; + +// An enable_if helper to be used in template parameters which results in much +// shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed +// to workaround a bug in MSVC 2019 (see #1140 and #1186). +#ifdef FMT_DOC +# define FMT_ENABLE_IF(...) +#else +# define FMT_ENABLE_IF(...) fmt::enable_if_t<(__VA_ARGS__), int> = 0 +#endif + +// This is defined in base.h instead of format.h to avoid injecting in std. +// It is a template to avoid undesirable implicit conversions to std::byte. +#ifdef __cpp_lib_byte +template ::value)> +inline auto format_as(T b) -> unsigned char { + return static_cast(b); +} +#endif + +namespace detail { +// Suppresses "unused variable" warnings with the method described in +// https://herbsutter.com/2009/10/18/mailbag-shutting-up-compiler-warnings/. +// (void)var does not work on many Intel compilers. +template FMT_CONSTEXPR void ignore_unused(const T&...) {} + +constexpr auto is_constant_evaluated(bool default_value = false) noexcept + -> bool { +// Workaround for incompatibility between libstdc++ consteval-based +// std::is_constant_evaluated() implementation and clang-14: +// https://github.com/fmtlib/fmt/issues/3247. +#if FMT_CPLUSPLUS >= 202002L && FMT_GLIBCXX_RELEASE >= 12 && \ + (FMT_CLANG_VERSION >= 1400 && FMT_CLANG_VERSION < 1500) + ignore_unused(default_value); + return __builtin_is_constant_evaluated(); +#elif defined(__cpp_lib_is_constant_evaluated) + ignore_unused(default_value); + return std::is_constant_evaluated(); +#else + return default_value; +#endif +} + +// Suppresses "conditional expression is constant" warnings. +template constexpr auto const_check(T value) -> T { return value; } + +FMT_NORETURN FMT_API void assert_fail(const char* file, int line, + const char* message); + +#if defined(FMT_ASSERT) +// Use the provided definition. +#elif defined(NDEBUG) +// FMT_ASSERT is not empty to avoid -Wempty-body. +# define FMT_ASSERT(condition, message) \ + fmt::detail::ignore_unused((condition), (message)) +#else +# define FMT_ASSERT(condition, message) \ + ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ + ? (void)0 \ + : fmt::detail::assert_fail(__FILE__, __LINE__, (message))) +#endif + +#ifdef FMT_USE_INT128 +// Do nothing. +#elif defined(__SIZEOF_INT128__) && !defined(__NVCC__) && \ + !(FMT_CLANG_VERSION && FMT_MSC_VERSION) +# define FMT_USE_INT128 1 +using int128_opt = __int128_t; // An optional native 128-bit integer. +using uint128_opt = __uint128_t; +template inline auto convert_for_visit(T value) -> T { + return value; +} +#else +# define FMT_USE_INT128 0 +#endif +#if !FMT_USE_INT128 +enum class int128_opt {}; +enum class uint128_opt {}; +// Reduce template instantiations. +template auto convert_for_visit(T) -> monostate { return {}; } +#endif + +// Casts a nonnegative integer to unsigned. +template +FMT_CONSTEXPR auto to_unsigned(Int value) -> make_unsigned_t { + FMT_ASSERT(std::is_unsigned::value || value >= 0, "negative value"); + return static_cast>(value); +} + +// A heuristic to detect std::string and std::[experimental::]string_view. +// It is mainly used to avoid dependency on <[experimental/]string_view>. +template +struct is_std_string_like : std::false_type {}; +template +struct is_std_string_like().find_first_of( + typename T::value_type(), 0))>> + : std::true_type {}; + +// Returns true iff the literal encoding is UTF-8. +constexpr auto is_utf8_enabled() -> bool { + // Avoid an MSVC sign extension bug: https://github.com/fmtlib/fmt/pull/2297. + using uchar = unsigned char; + return sizeof("\u00A7") == 3 && uchar("\u00A7"[0]) == 0xC2 && + uchar("\u00A7"[1]) == 0xA7; +} +constexpr auto use_utf8() -> bool { + return !FMT_MSC_VERSION || is_utf8_enabled(); +} + +static_assert(!FMT_UNICODE || use_utf8(), + "Unicode support requires compiling with /utf-8"); + +template FMT_CONSTEXPR auto length(const Char* s) -> size_t { + size_t len = 0; + while (*s++) ++len; + return len; +} + +template +FMT_CONSTEXPR auto compare(const Char* s1, const Char* s2, std::size_t n) + -> int { + for (; n != 0; ++s1, ++s2, --n) { + if (*s1 < *s2) return -1; + if (*s1 > *s2) return 1; + } + return 0; +} + +template +struct is_back_insert_iterator : std::false_type {}; +template +struct is_back_insert_iterator< + It, + bool_constant())), + It>::value>> : std::true_type {}; + +// Extracts a reference to the container from *insert_iterator. +template +inline auto get_container(OutputIt it) -> typename OutputIt::container_type& { + struct accessor : OutputIt { + accessor(OutputIt base) : OutputIt(base) {} + using OutputIt::container; + }; + return *accessor(it).container; +} +} // namespace detail + +// Checks whether T is a container with contiguous storage. +template struct is_contiguous : std::false_type {}; + +/** + * An implementation of `std::basic_string_view` for pre-C++17. It provides a + * subset of the API. `fmt::basic_string_view` is used for format strings even + * if `std::basic_string_view` is available to prevent issues when a library is + * compiled with a different `-std` option than the client code (which is not + * recommended). + */ +FMT_EXPORT +template class basic_string_view { + private: + const Char* data_; + size_t size_; + + public: + using value_type = Char; + using iterator = const Char*; + + constexpr basic_string_view() noexcept : data_(nullptr), size_(0) {} + + /// Constructs a string reference object from a C string and a size. + constexpr basic_string_view(const Char* s, size_t count) noexcept + : data_(s), size_(count) {} + + constexpr basic_string_view(std::nullptr_t) = delete; + + /// Constructs a string reference object from a C string. + FMT_CONSTEXPR20 + basic_string_view(const Char* s) + : data_(s), + size_(detail::const_check(std::is_same::value && + !detail::is_constant_evaluated(false)) + ? strlen(reinterpret_cast(s)) + : detail::length(s)) {} + + /// Constructs a string reference from a `std::basic_string` or a + /// `std::basic_string_view` object. + template ::value&& std::is_same< + typename S::value_type, Char>::value)> + FMT_CONSTEXPR basic_string_view(const S& s) noexcept + : data_(s.data()), size_(s.size()) {} + + /// Returns a pointer to the string data. + constexpr auto data() const noexcept -> const Char* { return data_; } + + /// Returns the string size. + constexpr auto size() const noexcept -> size_t { return size_; } + + constexpr auto begin() const noexcept -> iterator { return data_; } + constexpr auto end() const noexcept -> iterator { return data_ + size_; } + + constexpr auto operator[](size_t pos) const noexcept -> const Char& { + return data_[pos]; + } + + FMT_CONSTEXPR void remove_prefix(size_t n) noexcept { + data_ += n; + size_ -= n; + } + + FMT_CONSTEXPR auto starts_with(basic_string_view sv) const noexcept + -> bool { + return size_ >= sv.size_ && detail::compare(data_, sv.data_, sv.size_) == 0; + } + FMT_CONSTEXPR auto starts_with(Char c) const noexcept -> bool { + return size_ >= 1 && *data_ == c; + } + FMT_CONSTEXPR auto starts_with(const Char* s) const -> bool { + return starts_with(basic_string_view(s)); + } + + // Lexicographically compare this string reference to other. + FMT_CONSTEXPR auto compare(basic_string_view other) const -> int { + size_t str_size = size_ < other.size_ ? size_ : other.size_; + int result = detail::compare(data_, other.data_, str_size); + if (result == 0) + result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); + return result; + } + + FMT_CONSTEXPR friend auto operator==(basic_string_view lhs, + basic_string_view rhs) -> bool { + return lhs.compare(rhs) == 0; + } + friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) != 0; + } + friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) < 0; + } + friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) <= 0; + } + friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) > 0; + } + friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) >= 0; + } +}; + +FMT_EXPORT +using string_view = basic_string_view; + +/// Specifies if `T` is a character type. Can be specialized by users. +FMT_EXPORT +template struct is_char : std::false_type {}; +template <> struct is_char : std::true_type {}; + +namespace detail { + +// Constructs fmt::basic_string_view from types implicitly convertible +// to it, deducing Char. Explicitly convertible types such as the ones returned +// from FMT_STRING are intentionally excluded. +template ::value)> +auto to_string_view(const Char* s) -> basic_string_view { + return s; +} +template ::value)> +auto to_string_view(const T& s) -> basic_string_view { + return s; +} +template +constexpr auto to_string_view(basic_string_view s) + -> basic_string_view { + return s; +} + +template +struct has_to_string_view : std::false_type {}; +// detail:: is intentional since to_string_view is not an extension point. +template +struct has_to_string_view< + T, void_t()))>> + : std::true_type {}; + +template struct string_literal { + static constexpr Char value[sizeof...(C)] = {C...}; + constexpr operator basic_string_view() const { + return {value, sizeof...(C)}; + } +}; +#if FMT_CPLUSPLUS < 201703L +template +constexpr Char string_literal::value[sizeof...(C)]; +#endif + +enum class type { + none_type, + // Integer types should go first, + int_type, + uint_type, + long_long_type, + ulong_long_type, + int128_type, + uint128_type, + bool_type, + char_type, + last_integer_type = char_type, + // followed by floating-point types. + float_type, + double_type, + long_double_type, + last_numeric_type = long_double_type, + cstring_type, + string_type, + pointer_type, + custom_type +}; + +// Maps core type T to the corresponding type enum constant. +template +struct type_constant : std::integral_constant {}; + +#define FMT_TYPE_CONSTANT(Type, constant) \ + template \ + struct type_constant \ + : std::integral_constant {} + +FMT_TYPE_CONSTANT(int, int_type); +FMT_TYPE_CONSTANT(unsigned, uint_type); +FMT_TYPE_CONSTANT(long long, long_long_type); +FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); +FMT_TYPE_CONSTANT(int128_opt, int128_type); +FMT_TYPE_CONSTANT(uint128_opt, uint128_type); +FMT_TYPE_CONSTANT(bool, bool_type); +FMT_TYPE_CONSTANT(Char, char_type); +FMT_TYPE_CONSTANT(float, float_type); +FMT_TYPE_CONSTANT(double, double_type); +FMT_TYPE_CONSTANT(long double, long_double_type); +FMT_TYPE_CONSTANT(const Char*, cstring_type); +FMT_TYPE_CONSTANT(basic_string_view, string_type); +FMT_TYPE_CONSTANT(const void*, pointer_type); + +constexpr auto is_integral_type(type t) -> bool { + return t > type::none_type && t <= type::last_integer_type; +} +constexpr auto is_arithmetic_type(type t) -> bool { + return t > type::none_type && t <= type::last_numeric_type; +} + +constexpr auto set(type rhs) -> int { return 1 << static_cast(rhs); } +constexpr auto in(type t, int set) -> bool { + return ((set >> static_cast(t)) & 1) != 0; +} + +// Bitsets of types. +enum { + sint_set = + set(type::int_type) | set(type::long_long_type) | set(type::int128_type), + uint_set = set(type::uint_type) | set(type::ulong_long_type) | + set(type::uint128_type), + bool_set = set(type::bool_type), + char_set = set(type::char_type), + float_set = set(type::float_type) | set(type::double_type) | + set(type::long_double_type), + string_set = set(type::string_type), + cstring_set = set(type::cstring_type), + pointer_set = set(type::pointer_type) +}; +} // namespace detail + +/// Reports a format error at compile time or, via a `format_error` exception, +/// at runtime. +// This function is intentionally not constexpr to give a compile-time error. +FMT_NORETURN FMT_API void report_error(const char* message); + +FMT_DEPRECATED FMT_NORETURN inline void throw_format_error( + const char* message) { + report_error(message); +} + +/// String's character (code unit) type. +template ()))> +using char_t = typename V::value_type; + +/** + * Parsing context consisting of a format string range being parsed and an + * argument counter for automatic indexing. + * You can use the `format_parse_context` type alias for `char` instead. + */ +FMT_EXPORT +template class basic_format_parse_context { + private: + basic_string_view format_str_; + int next_arg_id_; + + FMT_CONSTEXPR void do_check_arg_id(int id); + + public: + using char_type = Char; + using iterator = const Char*; + + explicit constexpr basic_format_parse_context( + basic_string_view format_str, int next_arg_id = 0) + : format_str_(format_str), next_arg_id_(next_arg_id) {} + + /// Returns an iterator to the beginning of the format string range being + /// parsed. + constexpr auto begin() const noexcept -> iterator { + return format_str_.begin(); + } + + /// Returns an iterator past the end of the format string range being parsed. + constexpr auto end() const noexcept -> iterator { return format_str_.end(); } + + /// Advances the begin iterator to `it`. + FMT_CONSTEXPR void advance_to(iterator it) { + format_str_.remove_prefix(detail::to_unsigned(it - begin())); + } + + /// Reports an error if using the manual argument indexing; otherwise returns + /// the next argument index and switches to the automatic indexing. + FMT_CONSTEXPR auto next_arg_id() -> int { + if (next_arg_id_ < 0) { + report_error("cannot switch from manual to automatic argument indexing"); + return 0; + } + int id = next_arg_id_++; + do_check_arg_id(id); + return id; + } + + /// Reports an error if using the automatic argument indexing; otherwise + /// switches to the manual indexing. + FMT_CONSTEXPR void check_arg_id(int id) { + if (next_arg_id_ > 0) { + report_error("cannot switch from automatic to manual argument indexing"); + return; + } + next_arg_id_ = -1; + do_check_arg_id(id); + } + FMT_CONSTEXPR void check_arg_id(basic_string_view) { + next_arg_id_ = -1; + } + FMT_CONSTEXPR void check_dynamic_spec(int arg_id); +}; + +FMT_EXPORT +using format_parse_context = basic_format_parse_context; + +namespace detail { +// A parse context with extra data used only in compile-time checks. +template +class compile_parse_context : public basic_format_parse_context { + private: + int num_args_; + const type* types_; + using base = basic_format_parse_context; + + public: + explicit FMT_CONSTEXPR compile_parse_context( + basic_string_view format_str, int num_args, const type* types, + int next_arg_id = 0) + : base(format_str, next_arg_id), num_args_(num_args), types_(types) {} + + constexpr auto num_args() const -> int { return num_args_; } + constexpr auto arg_type(int id) const -> type { return types_[id]; } + + FMT_CONSTEXPR auto next_arg_id() -> int { + int id = base::next_arg_id(); + if (id >= num_args_) report_error("argument not found"); + return id; + } + + FMT_CONSTEXPR void check_arg_id(int id) { + base::check_arg_id(id); + if (id >= num_args_) report_error("argument not found"); + } + using base::check_arg_id; + + FMT_CONSTEXPR void check_dynamic_spec(int arg_id) { + detail::ignore_unused(arg_id); + if (arg_id < num_args_ && types_ && !is_integral_type(types_[arg_id])) + report_error("width/precision is not integer"); + } +}; + +/// A contiguous memory buffer with an optional growing ability. It is an +/// internal class and shouldn't be used directly, only via `memory_buffer`. +template class buffer { + private: + T* ptr_; + size_t size_; + size_t capacity_; + + using grow_fun = void (*)(buffer& buf, size_t capacity); + grow_fun grow_; + + protected: + // Don't initialize ptr_ since it is not accessed to save a few cycles. + FMT_MSC_WARNING(suppress : 26495) + FMT_CONSTEXPR20 buffer(grow_fun grow, size_t sz) noexcept + : size_(sz), capacity_(sz), grow_(grow) {} + + constexpr buffer(grow_fun grow, T* p = nullptr, size_t sz = 0, + size_t cap = 0) noexcept + : ptr_(p), size_(sz), capacity_(cap), grow_(grow) {} + + FMT_CONSTEXPR20 ~buffer() = default; + buffer(buffer&&) = default; + + /// Sets the buffer data and capacity. + FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) noexcept { + ptr_ = buf_data; + capacity_ = buf_capacity; + } + + public: + using value_type = T; + using const_reference = const T&; + + buffer(const buffer&) = delete; + void operator=(const buffer&) = delete; + + auto begin() noexcept -> T* { return ptr_; } + auto end() noexcept -> T* { return ptr_ + size_; } + + auto begin() const noexcept -> const T* { return ptr_; } + auto end() const noexcept -> const T* { return ptr_ + size_; } + + /// Returns the size of this buffer. + constexpr auto size() const noexcept -> size_t { return size_; } + + /// Returns the capacity of this buffer. + constexpr auto capacity() const noexcept -> size_t { return capacity_; } + + /// Returns a pointer to the buffer data (not null-terminated). + FMT_CONSTEXPR auto data() noexcept -> T* { return ptr_; } + FMT_CONSTEXPR auto data() const noexcept -> const T* { return ptr_; } + + /// Clears this buffer. + void clear() { size_ = 0; } + + // Tries resizing the buffer to contain `count` elements. If T is a POD type + // the new elements may not be initialized. + FMT_CONSTEXPR void try_resize(size_t count) { + try_reserve(count); + size_ = count <= capacity_ ? count : capacity_; + } + + // Tries increasing the buffer capacity to `new_capacity`. It can increase the + // capacity by a smaller amount than requested but guarantees there is space + // for at least one additional element either by increasing the capacity or by + // flushing the buffer if it is full. + FMT_CONSTEXPR void try_reserve(size_t new_capacity) { + if (new_capacity > capacity_) grow_(*this, new_capacity); + } + + FMT_CONSTEXPR void push_back(const T& value) { + try_reserve(size_ + 1); + ptr_[size_++] = value; + } + + /// Appends data to the end of the buffer. + template void append(const U* begin, const U* end) { + while (begin != end) { + auto count = to_unsigned(end - begin); + try_reserve(size_ + count); + auto free_cap = capacity_ - size_; + if (free_cap < count) count = free_cap; + if (std::is_same::value) { + memcpy(ptr_ + size_, begin, count * sizeof(T)); + } else { + T* out = ptr_ + size_; + for (size_t i = 0; i < count; ++i) out[i] = begin[i]; + } + size_ += count; + begin += count; + } + } + + template FMT_CONSTEXPR auto operator[](Idx index) -> T& { + return ptr_[index]; + } + template + FMT_CONSTEXPR auto operator[](Idx index) const -> const T& { + return ptr_[index]; + } +}; + +struct buffer_traits { + explicit buffer_traits(size_t) {} + auto count() const -> size_t { return 0; } + auto limit(size_t size) -> size_t { return size; } +}; + +class fixed_buffer_traits { + private: + size_t count_ = 0; + size_t limit_; + + public: + explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} + auto count() const -> size_t { return count_; } + auto limit(size_t size) -> size_t { + size_t n = limit_ > count_ ? limit_ - count_ : 0; + count_ += size; + return size < n ? size : n; + } +}; + +// A buffer that writes to an output iterator when flushed. +template +class iterator_buffer : public Traits, public buffer { + private: + OutputIt out_; + enum { buffer_size = 256 }; + T data_[buffer_size]; + + static FMT_CONSTEXPR void grow(buffer& buf, size_t) { + if (buf.size() == buffer_size) static_cast(buf).flush(); + } + + void flush() { + auto size = this->size(); + this->clear(); + const T* begin = data_; + const T* end = begin + this->limit(size); + while (begin != end) *out_++ = *begin++; + } + + public: + explicit iterator_buffer(OutputIt out, size_t n = buffer_size) + : Traits(n), buffer(grow, data_, 0, buffer_size), out_(out) {} + iterator_buffer(iterator_buffer&& other) noexcept + : Traits(other), + buffer(grow, data_, 0, buffer_size), + out_(other.out_) {} + ~iterator_buffer() { + // Don't crash if flush fails during unwinding. + FMT_TRY { flush(); } + FMT_CATCH(...) {} + } + + auto out() -> OutputIt { + flush(); + return out_; + } + auto count() const -> size_t { return Traits::count() + this->size(); } +}; + +template +class iterator_buffer : public fixed_buffer_traits, + public buffer { + private: + T* out_; + enum { buffer_size = 256 }; + T data_[buffer_size]; + + static FMT_CONSTEXPR void grow(buffer& buf, size_t) { + if (buf.size() == buf.capacity()) + static_cast(buf).flush(); + } + + void flush() { + size_t n = this->limit(this->size()); + if (this->data() == out_) { + out_ += n; + this->set(data_, buffer_size); + } + this->clear(); + } + + public: + explicit iterator_buffer(T* out, size_t n = buffer_size) + : fixed_buffer_traits(n), buffer(grow, out, 0, n), out_(out) {} + iterator_buffer(iterator_buffer&& other) noexcept + : fixed_buffer_traits(other), + buffer(static_cast(other)), + out_(other.out_) { + if (this->data() != out_) { + this->set(data_, buffer_size); + this->clear(); + } + } + ~iterator_buffer() { flush(); } + + auto out() -> T* { + flush(); + return out_; + } + auto count() const -> size_t { + return fixed_buffer_traits::count() + this->size(); + } +}; + +template class iterator_buffer : public buffer { + public: + explicit iterator_buffer(T* out, size_t = 0) + : buffer([](buffer&, size_t) {}, out, 0, ~size_t()) {} + + auto out() -> T* { return &*this->end(); } +}; + +// A buffer that writes to a container with the contiguous storage. +template +class iterator_buffer< + OutputIt, + enable_if_t::value && + is_contiguous::value, + typename OutputIt::container_type::value_type>> + : public buffer { + private: + using container_type = typename OutputIt::container_type; + using value_type = typename container_type::value_type; + container_type& container_; + + static FMT_CONSTEXPR void grow(buffer& buf, size_t capacity) { + auto& self = static_cast(buf); + self.container_.resize(capacity); + self.set(&self.container_[0], capacity); + } + + public: + explicit iterator_buffer(container_type& c) + : buffer(grow, c.size()), container_(c) {} + explicit iterator_buffer(OutputIt out, size_t = 0) + : iterator_buffer(get_container(out)) {} + + auto out() -> OutputIt { return back_inserter(container_); } +}; + +// A buffer that counts the number of code units written discarding the output. +template class counting_buffer : public buffer { + private: + enum { buffer_size = 256 }; + T data_[buffer_size]; + size_t count_ = 0; + + static FMT_CONSTEXPR void grow(buffer& buf, size_t) { + if (buf.size() != buffer_size) return; + static_cast(buf).count_ += buf.size(); + buf.clear(); + } + + public: + counting_buffer() : buffer(grow, data_, 0, buffer_size) {} + + auto count() -> size_t { return count_ + this->size(); } +}; +} // namespace detail + +template +FMT_CONSTEXPR void basic_format_parse_context::do_check_arg_id(int id) { + // Argument id is only checked at compile-time during parsing because + // formatting has its own validation. + if (detail::is_constant_evaluated() && + (!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) { + using context = detail::compile_parse_context; + if (id >= static_cast(this)->num_args()) + report_error("argument not found"); + } +} + +template +FMT_CONSTEXPR void basic_format_parse_context::check_dynamic_spec( + int arg_id) { + if (detail::is_constant_evaluated() && + (!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) { + using context = detail::compile_parse_context; + static_cast(this)->check_dynamic_spec(arg_id); + } +} + +FMT_EXPORT template class basic_format_arg; +FMT_EXPORT template class basic_format_args; +FMT_EXPORT template class dynamic_format_arg_store; + +// A formatter for objects of type T. +FMT_EXPORT +template +struct formatter { + // A deleted default constructor indicates a disabled formatter. + formatter() = delete; +}; + +// Specifies if T has an enabled formatter specialization. A type can be +// formattable even if it doesn't have a formatter e.g. via a conversion. +template +using has_formatter = + std::is_constructible>; + +// An output iterator that appends to a buffer. It is used instead of +// back_insert_iterator to reduce symbol sizes and avoid dependency. +template class basic_appender { + private: + detail::buffer* buffer_; + + friend auto get_container(basic_appender app) -> detail::buffer& { + return *app.buffer_; + } + + public: + using iterator_category = int; + using value_type = T; + using difference_type = ptrdiff_t; + using pointer = T*; + using reference = T&; + FMT_UNCHECKED_ITERATOR(basic_appender); + + FMT_CONSTEXPR basic_appender(detail::buffer& buf) : buffer_(&buf) {} + + auto operator=(T c) -> basic_appender& { + buffer_->push_back(c); + return *this; + } + auto operator*() -> basic_appender& { return *this; } + auto operator++() -> basic_appender& { return *this; } + auto operator++(int) -> basic_appender { return *this; } +}; + +using appender = basic_appender; + +namespace detail { + +template +struct locking : std::true_type {}; +template +struct locking>::nonlocking>> + : std::false_type {}; + +template FMT_CONSTEXPR inline auto is_locking() -> bool { + return locking::value; +} +template +FMT_CONSTEXPR inline auto is_locking() -> bool { + return locking::value || is_locking(); +} + +// An optimized version of std::copy with the output value type (T). +template +auto copy(InputIt begin, InputIt end, appender out) -> appender { + get_container(out).append(begin, end); + return out; +} + +template ::value)> +auto copy(InputIt begin, InputIt end, OutputIt out) -> OutputIt { + get_container(out).append(begin, end); + return out; +} + +template ::value)> +FMT_CONSTEXPR auto copy(InputIt begin, InputIt end, OutputIt out) -> OutputIt { + while (begin != end) *out++ = static_cast(*begin++); + return out; +} + +template +FMT_CONSTEXPR auto copy(const T* begin, const T* end, T* out) -> T* { + if (is_constant_evaluated()) return copy(begin, end, out); + auto size = to_unsigned(end - begin); + if (size > 0) memcpy(out, begin, size * sizeof(T)); + return out + size; +} + +template +FMT_CONSTEXPR auto copy(basic_string_view s, OutputIt out) -> OutputIt { + return copy(s.begin(), s.end(), out); +} + +template +constexpr auto has_const_formatter_impl(T*) + -> decltype(typename Context::template formatter_type().format( + std::declval(), std::declval()), + true) { + return true; +} +template +constexpr auto has_const_formatter_impl(...) -> bool { + return false; +} +template +constexpr auto has_const_formatter() -> bool { + return has_const_formatter_impl(static_cast(nullptr)); +} + +// Maps an output iterator to a buffer. +template +auto get_buffer(OutputIt out) -> iterator_buffer { + return iterator_buffer(out); +} +template auto get_buffer(basic_appender out) -> buffer& { + return get_container(out); +} + +template +auto get_iterator(Buf& buf, OutputIt) -> decltype(buf.out()) { + return buf.out(); +} +template +auto get_iterator(buffer&, OutputIt out) -> OutputIt { + return out; +} + +struct view {}; + +template struct named_arg : view { + const Char* name; + const T& value; + named_arg(const Char* n, const T& v) : name(n), value(v) {} +}; + +template struct named_arg_info { + const Char* name; + int id; +}; + +template struct is_named_arg : std::false_type {}; +template struct is_statically_named_arg : std::false_type {}; + +template +struct is_named_arg> : std::true_type {}; + +template constexpr auto count() -> size_t { return B ? 1 : 0; } +template constexpr auto count() -> size_t { + return (B1 ? 1 : 0) + count(); +} + +template constexpr auto count_named_args() -> size_t { + return count::value...>(); +} + +template +constexpr auto count_statically_named_args() -> size_t { + return count::value...>(); +} + +struct unformattable {}; +struct unformattable_char : unformattable {}; +struct unformattable_pointer : unformattable {}; + +template struct string_value { + const Char* data; + size_t size; +}; + +template struct named_arg_value { + const named_arg_info* data; + size_t size; +}; + +template struct custom_value { + using parse_context = typename Context::parse_context_type; + void* value; + void (*format)(void* arg, parse_context& parse_ctx, Context& ctx); +}; + +// A formatting argument value. +template class value { + public: + using char_type = typename Context::char_type; + + union { + monostate no_value; + int int_value; + unsigned uint_value; + long long long_long_value; + unsigned long long ulong_long_value; + int128_opt int128_value; + uint128_opt uint128_value; + bool bool_value; + char_type char_value; + float float_value; + double double_value; + long double long_double_value; + const void* pointer; + string_value string; + custom_value custom; + named_arg_value named_args; + }; + + constexpr FMT_ALWAYS_INLINE value() : no_value() {} + constexpr FMT_ALWAYS_INLINE value(int val) : int_value(val) {} + constexpr FMT_ALWAYS_INLINE value(unsigned val) : uint_value(val) {} + constexpr FMT_ALWAYS_INLINE value(long long val) : long_long_value(val) {} + constexpr FMT_ALWAYS_INLINE value(unsigned long long val) + : ulong_long_value(val) {} + FMT_ALWAYS_INLINE value(int128_opt val) : int128_value(val) {} + FMT_ALWAYS_INLINE value(uint128_opt val) : uint128_value(val) {} + constexpr FMT_ALWAYS_INLINE value(float val) : float_value(val) {} + constexpr FMT_ALWAYS_INLINE value(double val) : double_value(val) {} + FMT_ALWAYS_INLINE value(long double val) : long_double_value(val) {} + constexpr FMT_ALWAYS_INLINE value(bool val) : bool_value(val) {} + constexpr FMT_ALWAYS_INLINE value(char_type val) : char_value(val) {} + FMT_CONSTEXPR FMT_ALWAYS_INLINE value(const char_type* val) { + string.data = val; + if (is_constant_evaluated()) string.size = {}; + } + FMT_CONSTEXPR FMT_ALWAYS_INLINE value(basic_string_view val) { + string.data = val.data(); + string.size = val.size(); + } + FMT_ALWAYS_INLINE value(const void* val) : pointer(val) {} + FMT_ALWAYS_INLINE value(const named_arg_info* args, size_t size) + : named_args{args, size} {} + + template FMT_CONSTEXPR20 FMT_ALWAYS_INLINE value(T& val) { + using value_type = remove_const_t; + // T may overload operator& e.g. std::vector::reference in libc++. +#if defined(__cpp_if_constexpr) + if constexpr (std::is_same::value) + custom.value = const_cast(&val); +#endif + if (!is_constant_evaluated()) + custom.value = const_cast(&reinterpret_cast(val)); + // Get the formatter type through the context to allow different contexts + // have different extension points, e.g. `formatter` for `format` and + // `printf_formatter` for `printf`. + custom.format = format_custom_arg< + value_type, typename Context::template formatter_type>; + } + value(unformattable); + value(unformattable_char); + value(unformattable_pointer); + + private: + // Formats an argument of a custom type, such as a user-defined class. + template + static void format_custom_arg(void* arg, + typename Context::parse_context_type& parse_ctx, + Context& ctx) { + auto f = Formatter(); + parse_ctx.advance_to(f.parse(parse_ctx)); + using qualified_type = + conditional_t(), const T, T>; + // format must be const for compatibility with std::format and compilation. + const auto& cf = f; + ctx.advance_to(cf.format(*static_cast(arg), ctx)); + } +}; + +// To minimize the number of types we need to deal with, long is translated +// either to int or to long long depending on its size. +enum { long_short = sizeof(long) == sizeof(int) }; +using long_type = conditional_t; +using ulong_type = conditional_t; + +template struct format_as_result { + template ::value || std::is_class::value)> + static auto map(U*) -> remove_cvref_t()))>; + static auto map(...) -> void; + + using type = decltype(map(static_cast(nullptr))); +}; +template using format_as_t = typename format_as_result::type; + +template +struct has_format_as + : bool_constant, void>::value> {}; + +#define FMT_MAP_API FMT_CONSTEXPR FMT_ALWAYS_INLINE + +// Maps formatting arguments to core types. +// arg_mapper reports errors by returning unformattable instead of using +// static_assert because it's used in the is_formattable trait. +template struct arg_mapper { + using char_type = typename Context::char_type; + + FMT_MAP_API auto map(signed char val) -> int { return val; } + FMT_MAP_API auto map(unsigned char val) -> unsigned { return val; } + FMT_MAP_API auto map(short val) -> int { return val; } + FMT_MAP_API auto map(unsigned short val) -> unsigned { return val; } + FMT_MAP_API auto map(int val) -> int { return val; } + FMT_MAP_API auto map(unsigned val) -> unsigned { return val; } + FMT_MAP_API auto map(long val) -> long_type { return val; } + FMT_MAP_API auto map(unsigned long val) -> ulong_type { return val; } + FMT_MAP_API auto map(long long val) -> long long { return val; } + FMT_MAP_API auto map(unsigned long long val) -> unsigned long long { + return val; + } + FMT_MAP_API auto map(int128_opt val) -> int128_opt { return val; } + FMT_MAP_API auto map(uint128_opt val) -> uint128_opt { return val; } + FMT_MAP_API auto map(bool val) -> bool { return val; } + + template ::value || + std::is_same::value)> + FMT_MAP_API auto map(T val) -> char_type { + return val; + } + template ::value || +#ifdef __cpp_char8_t + std::is_same::value || +#endif + std::is_same::value || + std::is_same::value) && + !std::is_same::value, + int> = 0> + FMT_MAP_API auto map(T) -> unformattable_char { + return {}; + } + + FMT_MAP_API auto map(float val) -> float { return val; } + FMT_MAP_API auto map(double val) -> double { return val; } + FMT_MAP_API auto map(long double val) -> long double { return val; } + + FMT_MAP_API auto map(char_type* val) -> const char_type* { return val; } + FMT_MAP_API auto map(const char_type* val) -> const char_type* { return val; } + template , + FMT_ENABLE_IF(std::is_same::value && + !std::is_pointer::value)> + FMT_MAP_API auto map(const T& val) -> basic_string_view { + return to_string_view(val); + } + template , + FMT_ENABLE_IF(!std::is_same::value && + !std::is_pointer::value)> + FMT_MAP_API auto map(const T&) -> unformattable_char { + return {}; + } + + FMT_MAP_API auto map(void* val) -> const void* { return val; } + FMT_MAP_API auto map(const void* val) -> const void* { return val; } + FMT_MAP_API auto map(std::nullptr_t val) -> const void* { return val; } + + // Use SFINAE instead of a const T* parameter to avoid a conflict with the + // array overload. + template < + typename T, + FMT_ENABLE_IF( + std::is_pointer::value || std::is_member_pointer::value || + std::is_function::type>::value || + (std::is_array::value && + !std::is_convertible::value))> + FMT_CONSTEXPR auto map(const T&) -> unformattable_pointer { + return {}; + } + + template ::value)> + FMT_MAP_API auto map(const T (&values)[N]) -> const T (&)[N] { + return values; + } + + // Only map owning types because mapping views can be unsafe. + template , + FMT_ENABLE_IF(std::is_arithmetic::value)> + FMT_MAP_API auto map(const T& val) -> decltype(FMT_DECLTYPE_THIS map(U())) { + return map(format_as(val)); + } + + template > + struct formattable : bool_constant() || + (has_formatter::value && + !std::is_const::value)> {}; + + template ::value)> + FMT_MAP_API auto do_map(T& val) -> T& { + return val; + } + template ::value)> + FMT_MAP_API auto do_map(T&) -> unformattable { + return {}; + } + + // is_fundamental is used to allow formatters for extended FP types. + template , + FMT_ENABLE_IF( + (std::is_class::value || std::is_enum::value || + std::is_union::value || std::is_fundamental::value) && + !has_to_string_view::value && !is_char::value && + !is_named_arg::value && !std::is_integral::value && + !std::is_arithmetic>::value)> + FMT_MAP_API auto map(T& val) -> decltype(FMT_DECLTYPE_THIS do_map(val)) { + return do_map(val); + } + + template ::value)> + FMT_MAP_API auto map(const T& named_arg) + -> decltype(FMT_DECLTYPE_THIS map(named_arg.value)) { + return map(named_arg.value); + } + + auto map(...) -> unformattable { return {}; } +}; + +// A type constant after applying arg_mapper. +template +using mapped_type_constant = + type_constant().map(std::declval())), + typename Context::char_type>; + +enum { packed_arg_bits = 4 }; +// Maximum number of arguments with packed types. +enum { max_packed_args = 62 / packed_arg_bits }; +enum : unsigned long long { is_unpacked_bit = 1ULL << 63 }; +enum : unsigned long long { has_named_args_bit = 1ULL << 62 }; + +template +struct is_output_iterator : std::false_type {}; + +template <> struct is_output_iterator : std::true_type {}; + +template +struct is_output_iterator< + It, T, void_t()++ = std::declval())>> + : std::true_type {}; + +// A type-erased reference to an std::locale to avoid a heavy include. +class locale_ref { + private: + const void* locale_; // A type-erased pointer to std::locale. + + public: + constexpr locale_ref() : locale_(nullptr) {} + template explicit locale_ref(const Locale& loc); + + explicit operator bool() const noexcept { return locale_ != nullptr; } + + template auto get() const -> Locale; +}; + +template constexpr auto encode_types() -> unsigned long long { + return 0; +} + +template +constexpr auto encode_types() -> unsigned long long { + return static_cast(mapped_type_constant::value) | + (encode_types() << packed_arg_bits); +} + +template +constexpr unsigned long long make_descriptor() { + return NUM_ARGS <= max_packed_args ? encode_types() + : is_unpacked_bit | NUM_ARGS; +} + +// This type is intentionally undefined, only used for errors. +template +#if FMT_CLANG_VERSION && FMT_CLANG_VERSION <= 1500 +// https://github.com/fmtlib/fmt/issues/3796 +struct type_is_unformattable_for { +}; +#else +struct type_is_unformattable_for; +#endif + +template +FMT_CONSTEXPR auto make_arg(T& val) -> value { + using arg_type = remove_cvref_t().map(val))>; + + // Use enum instead of constexpr because the latter may generate code. + enum { + formattable_char = !std::is_same::value + }; + static_assert(formattable_char, "Mixing character types is disallowed."); + + // Formatting of arbitrary pointers is disallowed. If you want to format a + // pointer cast it to `void*` or `const void*`. In particular, this forbids + // formatting of `[const] volatile char*` printed as bool by iostreams. + enum { + formattable_pointer = !std::is_same::value + }; + static_assert(formattable_pointer, + "Formatting of non-void pointers is disallowed."); + + enum { formattable = !std::is_same::value }; +#if defined(__cpp_if_constexpr) + if constexpr (!formattable) + type_is_unformattable_for _; +#endif + static_assert( + formattable, + "Cannot format an argument. To make type T formattable provide a " + "formatter specialization: https://fmt.dev/latest/api.html#udt"); + return {arg_mapper().map(val)}; +} + +template +FMT_CONSTEXPR auto make_arg(T& val) -> basic_format_arg { + auto arg = basic_format_arg(); + arg.type_ = mapped_type_constant::value; + arg.value_ = make_arg(val); + return arg; +} + +template +FMT_CONSTEXPR inline auto make_arg(T& val) -> basic_format_arg { + return make_arg(val); +} + +template +using arg_t = conditional_t, + basic_format_arg>; + +template ::value)> +void init_named_arg(named_arg_info*, int& arg_index, int&, const T&) { + ++arg_index; +} +template ::value)> +void init_named_arg(named_arg_info* named_args, int& arg_index, + int& named_arg_index, const T& arg) { + named_args[named_arg_index++] = {arg.name, arg_index++}; +} + +// An array of references to arguments. It can be implicitly converted to +// `fmt::basic_format_args` for passing into type-erased formatting functions +// such as `fmt::vformat`. +template +struct format_arg_store { + // args_[0].named_args points to named_args to avoid bloating format_args. + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + static constexpr size_t ARGS_ARR_SIZE = 1 + (NUM_ARGS != 0 ? NUM_ARGS : +1); + + arg_t args[ARGS_ARR_SIZE]; + named_arg_info named_args[NUM_NAMED_ARGS]; + + template + FMT_MAP_API format_arg_store(T&... values) + : args{{named_args, NUM_NAMED_ARGS}, + make_arg(values)...} { + using dummy = int[]; + int arg_index = 0, named_arg_index = 0; + (void)dummy{ + 0, + (init_named_arg(named_args, arg_index, named_arg_index, values), 0)...}; + } + + format_arg_store(format_arg_store&& rhs) { + args[0] = {named_args, NUM_NAMED_ARGS}; + for (size_t i = 1; i < ARGS_ARR_SIZE; ++i) args[i] = rhs.args[i]; + for (size_t i = 0; i < NUM_NAMED_ARGS; ++i) + named_args[i] = rhs.named_args[i]; + } + + format_arg_store(const format_arg_store& rhs) = delete; + format_arg_store& operator=(const format_arg_store& rhs) = delete; + format_arg_store& operator=(format_arg_store&& rhs) = delete; +}; + +// A specialization of format_arg_store without named arguments. +// It is a plain struct to reduce binary size in debug mode. +template +struct format_arg_store { + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + arg_t args[NUM_ARGS != 0 ? NUM_ARGS : +1]; +}; + +} // namespace detail +FMT_BEGIN_EXPORT + +// A formatting argument. Context is a template parameter for the compiled API +// where output can be unbuffered. +template class basic_format_arg { + private: + detail::value value_; + detail::type type_; + + template + friend FMT_CONSTEXPR auto detail::make_arg(T& value) + -> basic_format_arg; + + friend class basic_format_args; + friend class dynamic_format_arg_store; + + using char_type = typename Context::char_type; + + template + friend struct detail::format_arg_store; + + basic_format_arg(const detail::named_arg_info* args, size_t size) + : value_(args, size) {} + + public: + class handle { + public: + explicit handle(detail::custom_value custom) : custom_(custom) {} + + void format(typename Context::parse_context_type& parse_ctx, + Context& ctx) const { + custom_.format(custom_.value, parse_ctx, ctx); + } + + private: + detail::custom_value custom_; + }; + + constexpr basic_format_arg() : type_(detail::type::none_type) {} + + constexpr explicit operator bool() const noexcept { + return type_ != detail::type::none_type; + } + + auto type() const -> detail::type { return type_; } + + auto is_integral() const -> bool { return detail::is_integral_type(type_); } + auto is_arithmetic() const -> bool { + return detail::is_arithmetic_type(type_); + } + + /** + * Visits an argument dispatching to the appropriate visit method based on + * the argument type. For example, if the argument type is `double` then + * `vis(value)` will be called with the value of type `double`. + */ + template + FMT_CONSTEXPR auto visit(Visitor&& vis) -> decltype(vis(0)) { + switch (type_) { + case detail::type::none_type: + break; + case detail::type::int_type: + return vis(value_.int_value); + case detail::type::uint_type: + return vis(value_.uint_value); + case detail::type::long_long_type: + return vis(value_.long_long_value); + case detail::type::ulong_long_type: + return vis(value_.ulong_long_value); + case detail::type::int128_type: + return vis(detail::convert_for_visit(value_.int128_value)); + case detail::type::uint128_type: + return vis(detail::convert_for_visit(value_.uint128_value)); + case detail::type::bool_type: + return vis(value_.bool_value); + case detail::type::char_type: + return vis(value_.char_value); + case detail::type::float_type: + return vis(value_.float_value); + case detail::type::double_type: + return vis(value_.double_value); + case detail::type::long_double_type: + return vis(value_.long_double_value); + case detail::type::cstring_type: + return vis(value_.string.data); + case detail::type::string_type: + using sv = basic_string_view; + return vis(sv(value_.string.data, value_.string.size)); + case detail::type::pointer_type: + return vis(value_.pointer); + case detail::type::custom_type: + return vis(typename basic_format_arg::handle(value_.custom)); + } + return vis(monostate()); + } + + auto format_custom(const char_type* parse_begin, + typename Context::parse_context_type& parse_ctx, + Context& ctx) -> bool { + if (type_ != detail::type::custom_type) return false; + parse_ctx.advance_to(parse_begin); + value_.custom.format(value_.custom.value, parse_ctx, ctx); + return true; + } +}; + +template +FMT_DEPRECATED FMT_CONSTEXPR auto visit_format_arg( + Visitor&& vis, const basic_format_arg& arg) -> decltype(vis(0)) { + return arg.visit(static_cast(vis)); +} + +/** + * A view of a collection of formatting arguments. To avoid lifetime issues it + * should only be used as a parameter type in type-erased functions such as + * `vformat`: + * + * void vlog(fmt::string_view fmt, fmt::format_args args); // OK + * fmt::format_args args = fmt::make_format_args(); // Dangling reference + */ +template class basic_format_args { + public: + using size_type = int; + using format_arg = basic_format_arg; + + private: + // A descriptor that contains information about formatting arguments. + // If the number of arguments is less or equal to max_packed_args then + // argument types are passed in the descriptor. This reduces binary code size + // per formatting function call. + unsigned long long desc_; + union { + // If is_packed() returns true then argument values are stored in values_; + // otherwise they are stored in args_. This is done to improve cache + // locality and reduce compiled code size since storing larger objects + // may require more code (at least on x86-64) even if the same amount of + // data is actually copied to stack. It saves ~10% on the bloat test. + const detail::value* values_; + const format_arg* args_; + }; + + constexpr auto is_packed() const -> bool { + return (desc_ & detail::is_unpacked_bit) == 0; + } + constexpr auto has_named_args() const -> bool { + return (desc_ & detail::has_named_args_bit) != 0; + } + + FMT_CONSTEXPR auto type(int index) const -> detail::type { + int shift = index * detail::packed_arg_bits; + unsigned int mask = (1 << detail::packed_arg_bits) - 1; + return static_cast((desc_ >> shift) & mask); + } + + public: + constexpr basic_format_args() : desc_(0), args_(nullptr) {} + + /// Constructs a `basic_format_args` object from `format_arg_store`. + template + constexpr FMT_ALWAYS_INLINE basic_format_args( + const detail::format_arg_store& + store) + : desc_(DESC), values_(store.args + (NUM_NAMED_ARGS != 0 ? 1 : 0)) {} + + template detail::max_packed_args)> + constexpr basic_format_args( + const detail::format_arg_store& + store) + : desc_(DESC), args_(store.args + (NUM_NAMED_ARGS != 0 ? 1 : 0)) {} + + /// Constructs a `basic_format_args` object from `dynamic_format_arg_store`. + constexpr basic_format_args(const dynamic_format_arg_store& store) + : desc_(store.get_types()), args_(store.data()) {} + + /// Constructs a `basic_format_args` object from a dynamic list of arguments. + constexpr basic_format_args(const format_arg* args, int count) + : desc_(detail::is_unpacked_bit | detail::to_unsigned(count)), + args_(args) {} + + /// Returns the argument with the specified id. + FMT_CONSTEXPR auto get(int id) const -> format_arg { + format_arg arg; + if (!is_packed()) { + if (id < max_size()) arg = args_[id]; + return arg; + } + if (static_cast(id) >= detail::max_packed_args) return arg; + arg.type_ = type(id); + if (arg.type_ == detail::type::none_type) return arg; + arg.value_ = values_[id]; + return arg; + } + + template + auto get(basic_string_view name) const -> format_arg { + int id = get_id(name); + return id >= 0 ? get(id) : format_arg(); + } + + template + FMT_CONSTEXPR auto get_id(basic_string_view name) const -> int { + if (!has_named_args()) return -1; + const auto& named_args = + (is_packed() ? values_[-1] : args_[-1].value_).named_args; + for (size_t i = 0; i < named_args.size; ++i) { + if (named_args.data[i].name == name) return named_args.data[i].id; + } + return -1; + } + + auto max_size() const -> int { + unsigned long long max_packed = detail::max_packed_args; + return static_cast(is_packed() ? max_packed + : desc_ & ~detail::is_unpacked_bit); + } +}; + +// A formatting context. +class context { + private: + appender out_; + basic_format_args args_; + detail::locale_ref loc_; + + public: + /// The character type for the output. + using char_type = char; + + using iterator = appender; + using format_arg = basic_format_arg; + using parse_context_type = basic_format_parse_context; + template using formatter_type = formatter; + + /// Constructs a `basic_format_context` object. References to the arguments + /// are stored in the object so make sure they have appropriate lifetimes. + FMT_CONSTEXPR context(iterator out, basic_format_args ctx_args, + detail::locale_ref loc = {}) + : out_(out), args_(ctx_args), loc_(loc) {} + context(context&&) = default; + context(const context&) = delete; + void operator=(const context&) = delete; + + FMT_CONSTEXPR auto arg(int id) const -> format_arg { return args_.get(id); } + auto arg(string_view name) -> format_arg { return args_.get(name); } + FMT_CONSTEXPR auto arg_id(string_view name) -> int { + return args_.get_id(name); + } + auto args() const -> const basic_format_args& { return args_; } + + // Returns an iterator to the beginning of the output range. + FMT_CONSTEXPR auto out() -> iterator { return out_; } + + // Advances the begin iterator to `it`. + void advance_to(iterator) {} + + FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } +}; + +template class generic_context; + +// Longer aliases for C++20 compatibility. +template +using basic_format_context = + conditional_t::value, context, + generic_context>; +using format_context = context; + +template +using buffered_context = basic_format_context, Char>; + +template +using is_formattable = bool_constant>() + .map(std::declval()))>::value>; + +#if FMT_USE_CONCEPTS +template +concept formattable = is_formattable, Char>::value; +#endif + +/** + * Constructs an object that stores references to arguments and can be + * implicitly converted to `format_args`. `Context` can be omitted in which case + * it defaults to `format_context`. See `arg` for lifetime considerations. + */ +// Take arguments by lvalue references to avoid some lifetime issues, e.g. +// auto args = make_format_args(std::string()); +template (), + unsigned long long DESC = detail::make_descriptor(), + FMT_ENABLE_IF(NUM_NAMED_ARGS == 0)> +constexpr FMT_ALWAYS_INLINE auto make_format_args(T&... args) + -> detail::format_arg_store { + return {{detail::make_arg( + args)...}}; +} + +#ifndef FMT_DOC +template (), + unsigned long long DESC = + detail::make_descriptor() | + static_cast(detail::has_named_args_bit), + FMT_ENABLE_IF(NUM_NAMED_ARGS != 0)> +constexpr auto make_format_args(T&... args) + -> detail::format_arg_store { + return {args...}; +} +#endif + +/** + * Returns a named argument to be used in a formatting function. + * It should only be used in a call to a formatting function or + * `dynamic_format_arg_store::push_back`. + * + * **Example**: + * + * fmt::print("Elapsed time: {s:.2f} seconds", fmt::arg("s", 1.23)); + */ +template +inline auto arg(const Char* name, const T& arg) -> detail::named_arg { + static_assert(!detail::is_named_arg(), "nested named arguments"); + return {name, arg}; +} +FMT_END_EXPORT + +/// An alias for `basic_format_args`. +// A separate type would result in shorter symbols but break ABI compatibility +// between clang and gcc on ARM (#1919). +FMT_EXPORT using format_args = basic_format_args; + +// We cannot use enum classes as bit fields because of a gcc bug, so we put them +// in namespaces instead (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414). +// Additionally, if an underlying type is specified, older gcc incorrectly warns +// that the type is too small. Both bugs are fixed in gcc 9.3. +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 903 +# define FMT_ENUM_UNDERLYING_TYPE(type) +#else +# define FMT_ENUM_UNDERLYING_TYPE(type) : type +#endif +namespace align { +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, left, right, center, + numeric}; +} +using align_t = align::type; +namespace sign { +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, minus, plus, space}; +} +using sign_t = sign::type; + +namespace detail { + +template +using unsigned_char = typename conditional_t::value, + std::make_unsigned, + type_identity>::type; + +// Character (code unit) type is erased to prevent template bloat. +struct fill_t { + private: + enum { max_size = 4 }; + char data_[max_size] = {' '}; + unsigned char size_ = 1; + + public: + template + FMT_CONSTEXPR void operator=(basic_string_view s) { + auto size = s.size(); + size_ = static_cast(size); + if (size == 1) { + unsigned uchar = static_cast>(s[0]); + data_[0] = static_cast(uchar); + data_[1] = static_cast(uchar >> 8); + return; + } + FMT_ASSERT(size <= max_size, "invalid fill"); + for (size_t i = 0; i < size; ++i) data_[i] = static_cast(s[i]); + } + + FMT_CONSTEXPR void operator=(char c) { + data_[0] = c; + size_ = 1; + } + + constexpr auto size() const -> size_t { return size_; } + + template constexpr auto get() const -> Char { + using uchar = unsigned char; + return static_cast(static_cast(data_[0]) | + (static_cast(data_[1]) << 8)); + } + + template ::value)> + constexpr auto data() const -> const Char* { + return data_; + } + template ::value)> + constexpr auto data() const -> const Char* { + return nullptr; + } +}; +} // namespace detail + +enum class presentation_type : unsigned char { + // Common specifiers: + none = 0, + debug = 1, // '?' + string = 2, // 's' (string, bool) + + // Integral, bool and character specifiers: + dec = 3, // 'd' + hex, // 'x' or 'X' + oct, // 'o' + bin, // 'b' or 'B' + chr, // 'c' + + // String and pointer specifiers: + pointer = 3, // 'p' + + // Floating-point specifiers: + exp = 1, // 'e' or 'E' (1 since there is no FP debug presentation) + fixed, // 'f' or 'F' + general, // 'g' or 'G' + hexfloat // 'a' or 'A' +}; + +// Format specifiers for built-in and string types. +struct format_specs { + int width; + int precision; + presentation_type type; + align_t align : 4; + sign_t sign : 3; + bool upper : 1; // An uppercase version e.g. 'X' for 'x'. + bool alt : 1; // Alternate form ('#'). + bool localized : 1; + detail::fill_t fill; + + constexpr format_specs() + : width(0), + precision(-1), + type(presentation_type::none), + align(align::none), + sign(sign::none), + upper(false), + alt(false), + localized(false) {} +}; + +namespace detail { + +enum class arg_id_kind { none, index, name }; + +// An argument reference. +template struct arg_ref { + FMT_CONSTEXPR arg_ref() : kind(arg_id_kind::none), val() {} + + FMT_CONSTEXPR explicit arg_ref(int index) + : kind(arg_id_kind::index), val(index) {} + FMT_CONSTEXPR explicit arg_ref(basic_string_view name) + : kind(arg_id_kind::name), val(name) {} + + FMT_CONSTEXPR auto operator=(int idx) -> arg_ref& { + kind = arg_id_kind::index; + val.index = idx; + return *this; + } + + arg_id_kind kind; + union value { + FMT_CONSTEXPR value(int idx = 0) : index(idx) {} + FMT_CONSTEXPR value(basic_string_view n) : name(n) {} + + int index; + basic_string_view name; + } val; +}; + +// Format specifiers with width and precision resolved at formatting rather +// than parsing time to allow reusing the same parsed specifiers with +// different sets of arguments (precompilation of format strings). +template struct dynamic_format_specs : format_specs { + arg_ref width_ref; + arg_ref precision_ref; +}; + +// Converts a character to ASCII. Returns '\0' on conversion failure. +template ::value)> +constexpr auto to_ascii(Char c) -> char { + return c <= 0xff ? static_cast(c) : '\0'; +} + +// Returns the number of code units in a code point or 1 on error. +template +FMT_CONSTEXPR auto code_point_length(const Char* begin) -> int { + if (const_check(sizeof(Char) != 1)) return 1; + auto c = static_cast(*begin); + return static_cast((0x3a55000000000000ull >> (2 * (c >> 3))) & 0x3) + 1; +} + +// Return the result via the out param to workaround gcc bug 77539. +template +FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr& out) -> bool { + for (out = first; out != last; ++out) { + if (*out == value) return true; + } + return false; +} + +template <> +inline auto find(const char* first, const char* last, char value, + const char*& out) -> bool { + out = + static_cast(memchr(first, value, to_unsigned(last - first))); + return out != nullptr; +} + +// Parses the range [begin, end) as an unsigned integer. This function assumes +// that the range is non-empty and the first character is a digit. +template +FMT_CONSTEXPR auto parse_nonnegative_int(const Char*& begin, const Char* end, + int error_value) noexcept -> int { + FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); + unsigned value = 0, prev = 0; + auto p = begin; + do { + prev = value; + value = value * 10 + unsigned(*p - '0'); + ++p; + } while (p != end && '0' <= *p && *p <= '9'); + auto num_digits = p - begin; + begin = p; + int digits10 = static_cast(sizeof(int) * CHAR_BIT * 3 / 10); + if (num_digits <= digits10) return static_cast(value); + // Check for overflow. + unsigned max = INT_MAX; + return num_digits == digits10 + 1 && + prev * 10ull + unsigned(p[-1] - '0') <= max + ? static_cast(value) + : error_value; +} + +FMT_CONSTEXPR inline auto parse_align(char c) -> align_t { + switch (c) { + case '<': + return align::left; + case '>': + return align::right; + case '^': + return align::center; + } + return align::none; +} + +template constexpr auto is_name_start(Char c) -> bool { + return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || c == '_'; +} + +template +FMT_CONSTEXPR auto do_parse_arg_id(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + Char c = *begin; + if (c >= '0' && c <= '9') { + int index = 0; + if (c != '0') + index = parse_nonnegative_int(begin, end, INT_MAX); + else + ++begin; + if (begin == end || (*begin != '}' && *begin != ':')) + report_error("invalid format string"); + else + handler.on_index(index); + return begin; + } + if (!is_name_start(c)) { + report_error("invalid format string"); + return begin; + } + auto it = begin; + do { + ++it; + } while (it != end && (is_name_start(*it) || ('0' <= *it && *it <= '9'))); + handler.on_name({begin, to_unsigned(it - begin)}); + return it; +} + +template +FMT_CONSTEXPR auto parse_arg_id(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + FMT_ASSERT(begin != end, ""); + Char c = *begin; + if (c != '}' && c != ':') return do_parse_arg_id(begin, end, handler); + handler.on_auto(); + return begin; +} + +template struct dynamic_spec_id_handler { + basic_format_parse_context& ctx; + arg_ref& ref; + + FMT_CONSTEXPR void on_auto() { + int id = ctx.next_arg_id(); + ref = arg_ref(id); + ctx.check_dynamic_spec(id); + } + FMT_CONSTEXPR void on_index(int id) { + ref = arg_ref(id); + ctx.check_arg_id(id); + ctx.check_dynamic_spec(id); + } + FMT_CONSTEXPR void on_name(basic_string_view id) { + ref = arg_ref(id); + ctx.check_arg_id(id); + } +}; + +// Parses [integer | "{" [arg_id] "}"]. +template +FMT_CONSTEXPR auto parse_dynamic_spec(const Char* begin, const Char* end, + int& value, arg_ref& ref, + basic_format_parse_context& ctx) + -> const Char* { + FMT_ASSERT(begin != end, ""); + if ('0' <= *begin && *begin <= '9') { + int val = parse_nonnegative_int(begin, end, -1); + if (val != -1) + value = val; + else + report_error("number is too big"); + } else if (*begin == '{') { + ++begin; + auto handler = dynamic_spec_id_handler{ctx, ref}; + if (begin != end) begin = parse_arg_id(begin, end, handler); + if (begin != end && *begin == '}') return ++begin; + report_error("invalid format string"); + } + return begin; +} + +template +FMT_CONSTEXPR auto parse_precision(const Char* begin, const Char* end, + int& value, arg_ref& ref, + basic_format_parse_context& ctx) + -> const Char* { + ++begin; + if (begin == end || *begin == '}') { + report_error("invalid precision"); + return begin; + } + return parse_dynamic_spec(begin, end, value, ref, ctx); +} + +enum class state { start, align, sign, hash, zero, width, precision, locale }; + +// Parses standard format specifiers. +template +FMT_CONSTEXPR auto parse_format_specs(const Char* begin, const Char* end, + dynamic_format_specs& specs, + basic_format_parse_context& ctx, + type arg_type) -> const Char* { + auto c = '\0'; + if (end - begin > 1) { + auto next = to_ascii(begin[1]); + c = parse_align(next) == align::none ? to_ascii(*begin) : '\0'; + } else { + if (begin == end) return begin; + c = to_ascii(*begin); + } + + struct { + state current_state = state::start; + FMT_CONSTEXPR void operator()(state s, bool valid = true) { + if (current_state >= s || !valid) + report_error("invalid format specifier"); + current_state = s; + } + } enter_state; + + using pres = presentation_type; + constexpr auto integral_set = sint_set | uint_set | bool_set | char_set; + struct { + const Char*& begin; + dynamic_format_specs& specs; + type arg_type; + + FMT_CONSTEXPR auto operator()(pres pres_type, int set) -> const Char* { + if (!in(arg_type, set)) { + if (arg_type == type::none_type) return begin; + report_error("invalid format specifier"); + } + specs.type = pres_type; + return begin + 1; + } + } parse_presentation_type{begin, specs, arg_type}; + + for (;;) { + switch (c) { + case '<': + case '>': + case '^': + enter_state(state::align); + specs.align = parse_align(c); + ++begin; + break; + case '+': + case '-': + case ' ': + if (arg_type == type::none_type) return begin; + enter_state(state::sign, in(arg_type, sint_set | float_set)); + switch (c) { + case '+': + specs.sign = sign::plus; + break; + case '-': + specs.sign = sign::minus; + break; + case ' ': + specs.sign = sign::space; + break; + } + ++begin; + break; + case '#': + if (arg_type == type::none_type) return begin; + enter_state(state::hash, is_arithmetic_type(arg_type)); + specs.alt = true; + ++begin; + break; + case '0': + enter_state(state::zero); + if (!is_arithmetic_type(arg_type)) { + if (arg_type == type::none_type) return begin; + report_error("format specifier requires numeric argument"); + } + if (specs.align == align::none) { + // Ignore 0 if align is specified for compatibility with std::format. + specs.align = align::numeric; + specs.fill = '0'; + } + ++begin; + break; + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + case '{': + enter_state(state::width); + begin = parse_dynamic_spec(begin, end, specs.width, specs.width_ref, ctx); + break; + case '.': + if (arg_type == type::none_type) return begin; + enter_state(state::precision, + in(arg_type, float_set | string_set | cstring_set)); + begin = parse_precision(begin, end, specs.precision, specs.precision_ref, + ctx); + break; + case 'L': + if (arg_type == type::none_type) return begin; + enter_state(state::locale, is_arithmetic_type(arg_type)); + specs.localized = true; + ++begin; + break; + case 'd': + return parse_presentation_type(pres::dec, integral_set); + case 'X': + specs.upper = true; + FMT_FALLTHROUGH; + case 'x': + return parse_presentation_type(pres::hex, integral_set); + case 'o': + return parse_presentation_type(pres::oct, integral_set); + case 'B': + specs.upper = true; + FMT_FALLTHROUGH; + case 'b': + return parse_presentation_type(pres::bin, integral_set); + case 'E': + specs.upper = true; + FMT_FALLTHROUGH; + case 'e': + return parse_presentation_type(pres::exp, float_set); + case 'F': + specs.upper = true; + FMT_FALLTHROUGH; + case 'f': + return parse_presentation_type(pres::fixed, float_set); + case 'G': + specs.upper = true; + FMT_FALLTHROUGH; + case 'g': + return parse_presentation_type(pres::general, float_set); + case 'A': + specs.upper = true; + FMT_FALLTHROUGH; + case 'a': + return parse_presentation_type(pres::hexfloat, float_set); + case 'c': + if (arg_type == type::bool_type) report_error("invalid format specifier"); + return parse_presentation_type(pres::chr, integral_set); + case 's': + return parse_presentation_type(pres::string, + bool_set | string_set | cstring_set); + case 'p': + return parse_presentation_type(pres::pointer, pointer_set | cstring_set); + case '?': + return parse_presentation_type(pres::debug, + char_set | string_set | cstring_set); + case '}': + return begin; + default: { + if (*begin == '}') return begin; + // Parse fill and alignment. + auto fill_end = begin + code_point_length(begin); + if (end - fill_end <= 0) { + report_error("invalid format specifier"); + return begin; + } + if (*begin == '{') { + report_error("invalid fill character '{'"); + return begin; + } + auto align = parse_align(to_ascii(*fill_end)); + enter_state(state::align, align != align::none); + specs.fill = + basic_string_view(begin, to_unsigned(fill_end - begin)); + specs.align = align; + begin = fill_end + 1; + } + } + if (begin == end) return begin; + c = to_ascii(*begin); + } +} + +template +FMT_CONSTEXPR auto parse_replacement_field(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + struct id_adapter { + Handler& handler; + int arg_id; + + FMT_CONSTEXPR void on_auto() { arg_id = handler.on_arg_id(); } + FMT_CONSTEXPR void on_index(int id) { arg_id = handler.on_arg_id(id); } + FMT_CONSTEXPR void on_name(basic_string_view id) { + arg_id = handler.on_arg_id(id); + } + }; + + ++begin; + if (begin == end) return handler.on_error("invalid format string"), end; + if (*begin == '}') { + handler.on_replacement_field(handler.on_arg_id(), begin); + } else if (*begin == '{') { + handler.on_text(begin, begin + 1); + } else { + auto adapter = id_adapter{handler, 0}; + begin = parse_arg_id(begin, end, adapter); + Char c = begin != end ? *begin : Char(); + if (c == '}') { + handler.on_replacement_field(adapter.arg_id, begin); + } else if (c == ':') { + begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); + if (begin == end || *begin != '}') + return handler.on_error("unknown format specifier"), end; + } else { + return handler.on_error("missing '}' in format string"), end; + } + } + return begin + 1; +} + +template +FMT_CONSTEXPR void parse_format_string(basic_string_view format_str, + Handler&& handler) { + auto begin = format_str.data(); + auto end = begin + format_str.size(); + if (end - begin < 32) { + // Use a simple loop instead of memchr for small strings. + const Char* p = begin; + while (p != end) { + auto c = *p++; + if (c == '{') { + handler.on_text(begin, p - 1); + begin = p = parse_replacement_field(p - 1, end, handler); + } else if (c == '}') { + if (p == end || *p != '}') + return handler.on_error("unmatched '}' in format string"); + handler.on_text(begin, p); + begin = ++p; + } + } + handler.on_text(begin, end); + return; + } + struct writer { + FMT_CONSTEXPR void operator()(const Char* from, const Char* to) { + if (from == to) return; + for (;;) { + const Char* p = nullptr; + if (!find(from, to, Char('}'), p)) + return handler_.on_text(from, to); + ++p; + if (p == to || *p != '}') + return handler_.on_error("unmatched '}' in format string"); + handler_.on_text(from, p); + from = p + 1; + } + } + Handler& handler_; + } write = {handler}; + while (begin != end) { + // Doing two passes with memchr (one for '{' and another for '}') is up to + // 2.5x faster than the naive one-pass implementation on big format strings. + const Char* p = begin; + if (*begin != '{' && !find(begin + 1, end, Char('{'), p)) + return write(begin, end); + write(begin, p); + begin = parse_replacement_field(p, end, handler); + } +} + +template ::value> struct strip_named_arg { + using type = T; +}; +template struct strip_named_arg { + using type = remove_cvref_t; +}; + +template +FMT_VISIBILITY("hidden") // Suppress an ld warning on macOS (#3769). +FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx) + -> decltype(ctx.begin()) { + using char_type = typename ParseContext::char_type; + using context = buffered_context; + using mapped_type = conditional_t< + mapped_type_constant::value != type::custom_type, + decltype(arg_mapper().map(std::declval())), + typename strip_named_arg::type>; +#if defined(__cpp_if_constexpr) + if constexpr (std::is_default_constructible< + formatter>::value) { + return formatter().parse(ctx); + } else { + type_is_unformattable_for _; + return ctx.begin(); + } +#else + return formatter().parse(ctx); +#endif +} + +// Checks char specs and returns true iff the presentation type is char-like. +FMT_CONSTEXPR inline auto check_char_specs(const format_specs& specs) -> bool { + if (specs.type != presentation_type::none && + specs.type != presentation_type::chr && + specs.type != presentation_type::debug) { + return false; + } + if (specs.align == align::numeric || specs.sign != sign::none || specs.alt) + report_error("invalid format specifier for char"); + return true; +} + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template +constexpr auto get_arg_index_by_name(basic_string_view name) -> int { + if constexpr (is_statically_named_arg()) { + if (name == T::name) return N; + } + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name(name); + (void)name; // Workaround an MSVC bug about "unused" parameter. + return -1; +} +#endif + +template +FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view name) -> int { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name<0, Args...>(name); +#endif + (void)name; + return -1; +} + +template class format_string_checker { + private: + using parse_context_type = compile_parse_context; + static constexpr int num_args = sizeof...(Args); + + // Format specifier parsing function. + // In the future basic_format_parse_context will replace compile_parse_context + // here and will use is_constant_evaluated and downcasting to access the data + // needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1. + using parse_func = const Char* (*)(parse_context_type&); + + type types_[num_args > 0 ? static_cast(num_args) : 1]; + parse_context_type context_; + parse_func parse_funcs_[num_args > 0 ? static_cast(num_args) : 1]; + + public: + explicit FMT_CONSTEXPR format_string_checker(basic_string_view fmt) + : types_{mapped_type_constant>::value...}, + context_(fmt, num_args, types_), + parse_funcs_{&parse_format_specs...} {} + + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + + FMT_CONSTEXPR auto on_arg_id() -> int { return context_.next_arg_id(); } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { + return context_.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view id) -> int { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + auto index = get_arg_index_by_name(id); + if (index < 0) on_error("named argument is not found"); + return index; +#else + (void)id; + on_error("compile-time checks for named arguments require C++20 support"); + return 0; +#endif + } + + FMT_CONSTEXPR void on_replacement_field(int id, const Char* begin) { + on_format_specs(id, begin, begin); // Call parse() on empty specs. + } + + FMT_CONSTEXPR auto on_format_specs(int id, const Char* begin, const Char*) + -> const Char* { + context_.advance_to(begin); + // id >= 0 check is a workaround for gcc 10 bug (#2065). + return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; + } + + FMT_NORETURN FMT_CONSTEXPR void on_error(const char* message) { + report_error(message); + } +}; + +// A base class for compile-time strings. +struct compile_string {}; + +template +using is_compile_string = std::is_base_of; + +// Reports a compile-time error if S is not a valid format string. +template ::value)> +FMT_ALWAYS_INLINE void check_format_string(const S&) { +#ifdef FMT_ENFORCE_COMPILE_STRING + static_assert(is_compile_string::value, + "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " + "FMT_STRING."); +#endif +} +template ::value)> +void check_format_string(S format_str) { + using char_t = typename S::char_type; + FMT_CONSTEXPR auto s = basic_string_view(format_str); + using checker = format_string_checker...>; + FMT_CONSTEXPR bool error = (parse_format_string(s, checker(s)), true); + ignore_unused(error); +} + +// Use vformat_args and avoid type_identity to keep symbols short and workaround +// a GCC <= 4.8 bug. +template struct vformat_args { + using type = basic_format_args>; +}; +template <> struct vformat_args { + using type = format_args; +}; + +template +void vformat_to(buffer& buf, basic_string_view fmt, + typename vformat_args::type args, locale_ref loc = {}); + +FMT_API void vprint_mojibake(FILE*, string_view, format_args, bool = false); +#ifndef _WIN32 +inline void vprint_mojibake(FILE*, string_view, format_args, bool) {} +#endif + +template struct native_formatter { + private: + dynamic_format_specs specs_; + + public: + using nonlocking = void; + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const Char* { + if (ctx.begin() == ctx.end() || *ctx.begin() == '}') return ctx.begin(); + auto end = parse_format_specs(ctx.begin(), ctx.end(), specs_, ctx, TYPE); + if (const_check(TYPE == type::char_type)) check_char_specs(specs_); + return end; + } + + template + FMT_CONSTEXPR void set_debug_format(bool set = true) { + specs_.type = set ? presentation_type::debug : presentation_type::none; + } + + template + FMT_CONSTEXPR auto format(const T& val, FormatContext& ctx) const + -> decltype(ctx.out()); +}; +} // namespace detail + +FMT_BEGIN_EXPORT + +// A formatter specialization for natively supported types. +template +struct formatter::value != + detail::type::custom_type>> + : detail::native_formatter::value> { +}; + +template struct runtime_format_string { + basic_string_view str; +}; + +/// A compile-time format string. +template class basic_format_string { + private: + basic_string_view str_; + + public: + template < + typename S, + FMT_ENABLE_IF( + std::is_convertible>::value || + (detail::is_compile_string::value && + std::is_constructible, const S&>::value))> + FMT_CONSTEVAL FMT_ALWAYS_INLINE basic_format_string(const S& s) : str_(s) { + static_assert( + detail::count< + (std::is_base_of>::value && + std::is_reference::value)...>() == 0, + "passing views as lvalues is disallowed"); +#if FMT_USE_CONSTEVAL + if constexpr (detail::count_named_args() == + detail::count_statically_named_args()) { + using checker = + detail::format_string_checker...>; + detail::parse_format_string(str_, checker(s)); + } +#else + detail::check_format_string(s); +#endif + } + basic_format_string(runtime_format_string fmt) : str_(fmt.str) {} + + FMT_ALWAYS_INLINE operator basic_string_view() const { return str_; } + auto get() const -> basic_string_view { return str_; } +}; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template using format_string = string_view; +inline auto runtime(string_view s) -> string_view { return s; } +#else +template +using format_string = basic_format_string...>; +/** + * Creates a runtime format string. + * + * **Example**: + * + * // Check format string at runtime instead of compile-time. + * fmt::print(fmt::runtime("{:d}"), "I am not a number"); + */ +inline auto runtime(string_view s) -> runtime_format_string<> { return {{s}}; } +#endif + +/// Formats a string and writes the output to `out`. +template , + char>::value)> +auto vformat_to(OutputIt&& out, string_view fmt, format_args args) + -> remove_cvref_t { + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, fmt, args, {}); + return detail::get_iterator(buf, out); +} + +/** + * Formats `args` according to specifications in `fmt`, writes the result to + * the output iterator `out` and returns the iterator past the end of the output + * range. `format_to` does not append a terminating null character. + * + * **Example**: + * + * auto out = std::vector(); + * fmt::format_to(std::back_inserter(out), "{}", 42); + */ +template , + char>::value)> +FMT_INLINE auto format_to(OutputIt&& out, format_string fmt, T&&... args) + -> remove_cvref_t { + return vformat_to(FMT_FWD(out), fmt, fmt::make_format_args(args...)); +} + +template struct format_to_n_result { + /// Iterator past the end of the output range. + OutputIt out; + /// Total (not truncated) output size. + size_t size; +}; + +template ::value)> +auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) + -> format_to_n_result { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + detail::vformat_to(buf, fmt, args, {}); + return {buf.out(), buf.count()}; +} + +/** + * Formats `args` according to specifications in `fmt`, writes up to `n` + * characters of the result to the output iterator `out` and returns the total + * (not truncated) output size and the iterator past the end of the output + * range. `format_to_n` does not append a terminating null character. + */ +template ::value)> +FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string fmt, + T&&... args) -> format_to_n_result { + return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); +} + +template +struct format_to_result { + /// Iterator pointing to just after the last successful write in the range. + OutputIt out; + /// Specifies if the output was truncated. + bool truncated; + + FMT_CONSTEXPR operator OutputIt&() & noexcept { return out; } + FMT_CONSTEXPR operator const OutputIt&() const& noexcept { return out; } + FMT_CONSTEXPR operator OutputIt&&() && noexcept { + return static_cast(out); + } +}; + +template +auto vformat_to(char (&out)[N], string_view fmt, format_args args) + -> format_to_result { + auto result = vformat_to_n(out, N, fmt, args); + return {result.out, result.size > N}; +} + +template +FMT_INLINE auto format_to(char (&out)[N], format_string fmt, T&&... args) + -> format_to_result { + auto result = fmt::format_to_n(out, N, fmt, static_cast(args)...); + return {result.out, result.size > N}; +} + +/// Returns the number of chars in the output of `format(fmt, args...)`. +template +FMT_NODISCARD FMT_INLINE auto formatted_size(format_string fmt, + T&&... args) -> size_t { + auto buf = detail::counting_buffer<>(); + detail::vformat_to(buf, fmt, fmt::make_format_args(args...), {}); + return buf.count(); +} + +FMT_API void vprint(string_view fmt, format_args args); +FMT_API void vprint(FILE* f, string_view fmt, format_args args); +FMT_API void vprint_buffered(FILE* f, string_view fmt, format_args args); +FMT_API void vprintln(FILE* f, string_view fmt, format_args args); + +/** + * Formats `args` according to specifications in `fmt` and writes the output + * to `stdout`. + * + * **Example**: + * + * fmt::print("The answer is {}.", 42); + */ +template +FMT_INLINE void print(format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + if (!detail::use_utf8()) return detail::vprint_mojibake(stdout, fmt, vargs); + return detail::is_locking() ? vprint_buffered(stdout, fmt, vargs) + : vprint(fmt, vargs); +} + +/** + * Formats `args` according to specifications in `fmt` and writes the + * output to the file `f`. + * + * **Example**: + * + * fmt::print(stderr, "Don't {}!", "panic"); + */ +template +FMT_INLINE void print(FILE* f, format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + if (!detail::use_utf8()) return detail::vprint_mojibake(f, fmt, vargs); + return detail::is_locking() ? vprint_buffered(f, fmt, vargs) + : vprint(f, fmt, vargs); +} + +/// Formats `args` according to specifications in `fmt` and writes the output +/// to the file `f` followed by a newline. +template +FMT_INLINE void println(FILE* f, format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + return detail::use_utf8() ? vprintln(f, fmt, vargs) + : detail::vprint_mojibake(f, fmt, vargs, true); +} + +/// Formats `args` according to specifications in `fmt` and writes the output +/// to `stdout` followed by a newline. +template +FMT_INLINE void println(format_string fmt, T&&... args) { + return fmt::println(stdout, fmt, static_cast(args)...); +} + +FMT_END_EXPORT +FMT_GCC_PRAGMA("GCC pop_options") +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +# include "format.h" +#endif +#endif // FMT_BASE_H_ diff --git a/src/3rdparty/fmt/chrono.h b/src/3rdparty/fmt/chrono.h index 61602f68..77d04032 100644 --- a/src/3rdparty/fmt/chrono.h +++ b/src/3rdparty/fmt/chrono.h @@ -8,16 +8,54 @@ #ifndef FMT_CHRONO_H_ #define FMT_CHRONO_H_ -#include -#include -#include -#include -#include +#ifndef FMT_IMPORT_STD +# include +# include +# include // std::isfinite +# include // std::memcpy +# include +# include +# include +# include +# include +#endif #include "format.h" FMT_BEGIN_NAMESPACE +// Check if std::chrono::local_t is available. +#ifndef FMT_USE_LOCAL_TIME +# ifdef __cpp_lib_chrono +# define FMT_USE_LOCAL_TIME (__cpp_lib_chrono >= 201907L) +# else +# define FMT_USE_LOCAL_TIME 0 +# endif +#endif + +// Check if std::chrono::utc_timestamp is available. +#ifndef FMT_USE_UTC_TIME +# ifdef __cpp_lib_chrono +# define FMT_USE_UTC_TIME (__cpp_lib_chrono >= 201907L) +# else +# define FMT_USE_UTC_TIME 0 +# endif +#endif + +// Enable tzset. +#ifndef FMT_USE_TZSET +// UWP doesn't provide _tzset. +# if FMT_HAS_INCLUDE("winapifamily.h") +# include +# endif +# if defined(_WIN32) && (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +# define FMT_USE_TZSET 1 +# else +# define FMT_USE_TZSET 0 +# endif +#endif + // Enable safe chrono durations, unless explicitly disabled. #ifndef FMT_SAFE_DURATION_CAST # define FMT_SAFE_DURATION_CAST 1 @@ -36,7 +74,8 @@ template ::value && std::numeric_limits::is_signed == std::numeric_limits::is_signed)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { ec = 0; using F = std::numeric_limits; using T = std::numeric_limits; @@ -44,7 +83,7 @@ FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { static_assert(T::is_integer, "To must be integral"); // A and B are both signed, or both unsigned. - if (F::digits <= T::digits) { + if (detail::const_check(F::digits <= T::digits)) { // From fits in To without any problem. } else { // From does not always fit in To, resort to a dynamic check. @@ -57,15 +96,14 @@ FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { return static_cast(from); } -/** - * converts From to To, without loss. If the dynamic value of from - * can't be converted to To without loss, ec is set. - */ +/// Converts From to To, without loss. If the dynamic value of from +/// can't be converted to To without loss, ec is set. template ::value && std::numeric_limits::is_signed != std::numeric_limits::is_signed)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { ec = 0; using F = std::numeric_limits; using T = std::numeric_limits; @@ -79,14 +117,15 @@ FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { return {}; } // From is positive. Can it always fit in To? - if (F::digits > T::digits && + if (detail::const_check(F::digits > T::digits) && from > static_cast(detail::max_value())) { ec = 1; return {}; } } - if (!F::is_signed && T::is_signed && F::digits >= T::digits && + if (detail::const_check(!F::is_signed && T::is_signed && + F::digits >= T::digits) && from > static_cast(detail::max_value())) { ec = 1; return {}; @@ -96,7 +135,8 @@ FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { template ::value)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { ec = 0; return from; } // function @@ -117,7 +157,7 @@ FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { // clang-format on template ::value)> -FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { +FMT_CONSTEXPR auto safe_float_conversion(const From from, int& ec) -> To { ec = 0; using T = std::numeric_limits; static_assert(std::is_floating_point::value, "From must be floating"); @@ -139,20 +179,18 @@ FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { template ::value)> -FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { +FMT_CONSTEXPR auto safe_float_conversion(const From from, int& ec) -> To { ec = 0; static_assert(std::is_floating_point::value, "From must be floating"); return from; } -/** - * safe duration cast between integral durations - */ +/// Safe duration cast between integral durations template ::value), FMT_ENABLE_IF(std::is_integral::value)> -To safe_duration_cast(std::chrono::duration from, - int& ec) { +auto safe_duration_cast(std::chrono::duration from, + int& ec) -> To { using From = std::chrono::duration; ec = 0; // the basic idea is that we need to convert from count() in the from type @@ -184,7 +222,8 @@ To safe_duration_cast(std::chrono::duration from, } const auto min1 = (std::numeric_limits::min)() / Factor::num; - if (count < min1) { + if (detail::const_check(!std::is_unsigned::value) && + count < min1) { ec = 1; return {}; } @@ -196,14 +235,12 @@ To safe_duration_cast(std::chrono::duration from, return ec ? To() : To(tocount); } -/** - * safe duration_cast between floating point durations - */ +/// Safe duration_cast between floating point durations template ::value), FMT_ENABLE_IF(std::is_floating_point::value)> -To safe_duration_cast(std::chrono::duration from, - int& ec) { +auto safe_duration_cast(std::chrono::duration from, + int& ec) -> To { using From = std::chrono::duration; ec = 0; if (std::isnan(from.count())) { @@ -243,7 +280,7 @@ To safe_duration_cast(std::chrono::duration from, } // multiply with Factor::num without overflow or underflow - if (Factor::num != 1) { + if (detail::const_check(Factor::num != 1)) { constexpr auto max1 = detail::max_value() / static_cast(Factor::num); if (count > max1) { @@ -260,7 +297,7 @@ To safe_duration_cast(std::chrono::duration from, } // this can't go wrong, right? den>0 is checked earlier. - if (Factor::den != 1) { + if (detail::const_check(Factor::den != 1)) { using common_t = typename std::common_type::type; count /= static_cast(Factor::den); } @@ -283,121 +320,225 @@ To safe_duration_cast(std::chrono::duration from, namespace detail { template struct null {}; -inline null<> localtime_r FMT_NOMACRO(...) { return null<>(); } -inline null<> localtime_s(...) { return null<>(); } -inline null<> gmtime_r(...) { return null<>(); } -inline null<> gmtime_s(...) { return null<>(); } - -inline auto do_write(const std::tm& time, const std::locale& loc, char format, - char modifier) -> std::string { - auto&& os = std::ostringstream(); - os.imbue(loc); - using iterator = std::ostreambuf_iterator; - const auto& facet = std::use_facet>(loc); - auto end = facet.put(os, os, ' ', &time, format, modifier); - if (end.failed()) FMT_THROW(format_error("failed to format time")); - auto str = os.str(); - if (!detail::is_utf8() || loc == std::locale::classic()) return str; - // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and - // gcc-4. -#if FMT_MSC_VER != 0 || \ - (defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI)) - // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 - // and newer. - using code_unit = wchar_t; -#else - using code_unit = char32_t; -#endif +inline auto localtime_r FMT_NOMACRO(...) -> null<> { return null<>(); } +inline auto localtime_s(...) -> null<> { return null<>(); } +inline auto gmtime_r(...) -> null<> { return null<>(); } +inline auto gmtime_s(...) -> null<> { return null<>(); } + +// It is defined here and not in ostream.h because the latter has expensive +// includes. +template class formatbuf : public Streambuf { + private: + using char_type = typename Streambuf::char_type; + using streamsize = decltype(std::declval().sputn(nullptr, 0)); + using int_type = typename Streambuf::int_type; + using traits_type = typename Streambuf::traits_type; + + buffer& buffer_; + + public: + explicit formatbuf(buffer& buf) : buffer_(buf) {} + + protected: + // The put area is always empty. This makes the implementation simpler and has + // the advantage that the streambuf and the buffer are always in sync and + // sputc never writes into uninitialized memory. A disadvantage is that each + // call to sputc always results in a (virtual) call to overflow. There is no + // disadvantage here for sputn since this always results in a call to xsputn. + + auto overflow(int_type ch) -> int_type override { + if (!traits_type::eq_int_type(ch, traits_type::eof())) + buffer_.push_back(static_cast(ch)); + return ch; + } + + auto xsputn(const char_type* s, streamsize count) -> streamsize override { + buffer_.append(s, s + count); + return count; + } +}; + +inline auto get_classic_locale() -> const std::locale& { + static const auto& locale = std::locale::classic(); + return locale; +} + +template struct codecvt_result { + static constexpr const size_t max_size = 32; + CodeUnit buf[max_size]; + CodeUnit* end; +}; - using codecvt = std::codecvt; +template +void write_codecvt(codecvt_result& out, string_view in_buf, + const std::locale& loc) { #if FMT_CLANG_VERSION # pragma clang diagnostic push # pragma clang diagnostic ignored "-Wdeprecated" - auto& f = std::use_facet(loc); + auto& f = std::use_facet>(loc); # pragma clang diagnostic pop #else - auto& f = std::use_facet(loc); + auto& f = std::use_facet>(loc); #endif - auto mb = std::mbstate_t(); const char* from_next = nullptr; - code_unit* to_next = nullptr; - constexpr size_t buf_size = 32; - code_unit buf[buf_size] = {}; - auto result = f.in(mb, str.data(), str.data() + str.size(), from_next, buf, - buf + buf_size, to_next); + auto result = f.in(mb, in_buf.begin(), in_buf.end(), from_next, + std::begin(out.buf), std::end(out.buf), out.end); if (result != std::codecvt_base::ok) FMT_THROW(format_error("failed to format time")); - str.clear(); - for (code_unit* p = buf; p != to_next; ++p) { - uint32_t c = static_cast(*p); - if (sizeof(code_unit) == 2 && c >= 0xd800 && c <= 0xdfff) { - // surrogate pair - ++p; - if (p == to_next || (c & 0xfc00) != 0xd800 || (*p & 0xfc00) != 0xdc00) { - FMT_THROW(format_error("failed to format time")); - } - c = (c << 10) + static_cast(*p) - 0x35fdc00; - } - if (c < 0x80) { - str.push_back(static_cast(c)); - } else if (c < 0x800) { - str.push_back(static_cast(0xc0 | (c >> 6))); - str.push_back(static_cast(0x80 | (c & 0x3f))); - } else if ((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) { - str.push_back(static_cast(0xe0 | (c >> 12))); - str.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); - str.push_back(static_cast(0x80 | (c & 0x3f))); - } else if (c >= 0x10000 && c <= 0x10ffff) { - str.push_back(static_cast(0xf0 | (c >> 18))); - str.push_back(static_cast(0x80 | ((c & 0x3ffff) >> 12))); - str.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); - str.push_back(static_cast(0x80 | (c & 0x3f))); - } else { +} + +template +auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale& loc) + -> OutputIt { + if (detail::use_utf8() && loc != get_classic_locale()) { + // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and + // gcc-4. +#if FMT_MSC_VERSION != 0 || \ + (defined(__GLIBCXX__) && \ + (!defined(_GLIBCXX_USE_DUAL_ABI) || _GLIBCXX_USE_DUAL_ABI == 0)) + // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 + // and newer. + using code_unit = wchar_t; +#else + using code_unit = char32_t; +#endif + + using unit_t = codecvt_result; + unit_t unit; + write_codecvt(unit, in, loc); + // In UTF-8 is used one to four one-byte code units. + auto u = + to_utf8>(); + if (!u.convert({unit.buf, to_unsigned(unit.end - unit.buf)})) FMT_THROW(format_error("failed to format time")); - } + return copy(u.c_str(), u.c_str() + u.size(), out); } - return str; + return copy(in.data(), in.data() + in.size(), out); } -template +template ::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt { + codecvt_result unit; + write_codecvt(unit, sv, loc); + return copy(unit.buf, unit.end, out); +} + +template ::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt { + return write_encoded_tm_str(out, sv, loc); +} + +template +inline void do_write(buffer& buf, const std::tm& time, + const std::locale& loc, char format, char modifier) { + auto&& format_buf = formatbuf>(buf); + auto&& os = std::basic_ostream(&format_buf); + os.imbue(loc); + const auto& facet = std::use_facet>(loc); + auto end = facet.put(os, os, Char(' '), &time, format, modifier); + if (end.failed()) FMT_THROW(format_error("failed to format time")); +} + +template ::value)> +auto write(OutputIt out, const std::tm& time, const std::locale& loc, + char format, char modifier = 0) -> OutputIt { + auto&& buf = get_buffer(out); + do_write(buf, time, loc, format, modifier); + return get_iterator(buf, out); +} + +template ::value)> auto write(OutputIt out, const std::tm& time, const std::locale& loc, char format, char modifier = 0) -> OutputIt { - auto str = do_write(time, loc, format, modifier); - return std::copy(str.begin(), str.end(), out); + auto&& buf = basic_memory_buffer(); + do_write(buf, time, loc, format, modifier); + return write_encoded_tm_str(out, string_view(buf.data(), buf.size()), loc); +} + +template +struct is_same_arithmetic_type + : public std::integral_constant::value && + std::is_integral::value) || + (std::is_floating_point::value && + std::is_floating_point::value)> { +}; + +template < + typename To, typename FromRep, typename FromPeriod, + FMT_ENABLE_IF(is_same_arithmetic_type::value)> +auto fmt_duration_cast(std::chrono::duration from) -> To { +#if FMT_SAFE_DURATION_CAST + // Throwing version of safe_duration_cast is only available for + // integer to integer or float to float casts. + int ec; + To to = safe_duration_cast::safe_duration_cast(from, ec); + if (ec) FMT_THROW(format_error("cannot format duration")); + return to; +#else + // Standard duration cast, may overflow. + return std::chrono::duration_cast(from); +#endif +} + +template < + typename To, typename FromRep, typename FromPeriod, + FMT_ENABLE_IF(!is_same_arithmetic_type::value)> +auto fmt_duration_cast(std::chrono::duration from) -> To { + // Mixed integer <-> float cast is not supported by safe_duration_cast. + return std::chrono::duration_cast(from); +} + +template +auto to_time_t( + std::chrono::time_point time_point) + -> std::time_t { + // Cannot use std::chrono::system_clock::to_time_t since this would first + // require a cast to std::chrono::system_clock::time_point, which could + // overflow. + return fmt_duration_cast>( + time_point.time_since_epoch()) + .count(); } } // namespace detail -FMT_MODULE_EXPORT_BEGIN +FMT_BEGIN_EXPORT /** - Converts given time since epoch as ``std::time_t`` value into calendar time, - expressed in local time. Unlike ``std::localtime``, this function is - thread-safe on most platforms. + * Converts given time since epoch as `std::time_t` value into calendar time, + * expressed in local time. Unlike `std::localtime`, this function is + * thread-safe on most platforms. */ -inline std::tm localtime(std::time_t time) { +inline auto localtime(std::time_t time) -> std::tm { struct dispatcher { std::time_t time_; std::tm tm_; dispatcher(std::time_t t) : time_(t) {} - bool run() { + auto run() -> bool { using namespace fmt::detail; return handle(localtime_r(&time_, &tm_)); } - bool handle(std::tm* tm) { return tm != nullptr; } + auto handle(std::tm* tm) -> bool { return tm != nullptr; } - bool handle(detail::null<>) { + auto handle(detail::null<>) -> bool { using namespace fmt::detail; return fallback(localtime_s(&tm_, &time_)); } - bool fallback(int res) { return res == 0; } + auto fallback(int res) -> bool { return res == 0; } -#if !FMT_MSC_VER - bool fallback(detail::null<>) { +#if !FMT_MSC_VERSION + auto fallback(detail::null<>) -> bool { using namespace fmt::detail; std::tm* tm = std::localtime(&time_); if (tm) tm_ = *tm; @@ -411,76 +552,62 @@ inline std::tm localtime(std::time_t time) { return lt.tm_; } -inline std::tm localtime( - std::chrono::time_point time_point) { - return localtime(std::chrono::system_clock::to_time_t(time_point)); +#if FMT_USE_LOCAL_TIME +template +inline auto localtime(std::chrono::local_time time) -> std::tm { + return localtime( + detail::to_time_t(std::chrono::current_zone()->to_sys(time))); } +#endif /** - Converts given time since epoch as ``std::time_t`` value into calendar time, - expressed in Coordinated Universal Time (UTC). Unlike ``std::gmtime``, this - function is thread-safe on most platforms. + * Converts given time since epoch as `std::time_t` value into calendar time, + * expressed in Coordinated Universal Time (UTC). Unlike `std::gmtime`, this + * function is thread-safe on most platforms. */ -inline std::tm gmtime(std::time_t time) { +inline auto gmtime(std::time_t time) -> std::tm { struct dispatcher { std::time_t time_; std::tm tm_; dispatcher(std::time_t t) : time_(t) {} - bool run() { + auto run() -> bool { using namespace fmt::detail; return handle(gmtime_r(&time_, &tm_)); } - bool handle(std::tm* tm) { return tm != nullptr; } + auto handle(std::tm* tm) -> bool { return tm != nullptr; } - bool handle(detail::null<>) { + auto handle(detail::null<>) -> bool { using namespace fmt::detail; return fallback(gmtime_s(&tm_, &time_)); } - bool fallback(int res) { return res == 0; } + auto fallback(int res) -> bool { return res == 0; } -#if !FMT_MSC_VER - bool fallback(detail::null<>) { +#if !FMT_MSC_VERSION + auto fallback(detail::null<>) -> bool { std::tm* tm = std::gmtime(&time_); if (tm) tm_ = *tm; return tm != nullptr; } #endif }; - dispatcher gt(time); + auto gt = dispatcher(time); // Too big time values may be unsupported. if (!gt.run()) FMT_THROW(format_error("time_t value out of range")); return gt.tm_; } -inline std::tm gmtime( - std::chrono::time_point time_point) { - return gmtime(std::chrono::system_clock::to_time_t(time_point)); -} - -FMT_BEGIN_DETAIL_NAMESPACE - -inline size_t strftime(char* str, size_t count, const char* format, - const std::tm* time) { - // Assign to a pointer to suppress GCCs -Wformat-nonliteral - // First assign the nullptr to suppress -Wsuggest-attribute=format - std::size_t (*strftime)(char*, std::size_t, const char*, const std::tm*) = - nullptr; - strftime = std::strftime; - return strftime(str, count, format, time); +template +inline auto gmtime( + std::chrono::time_point time_point) + -> std::tm { + return gmtime(detail::to_time_t(time_point)); } -inline size_t strftime(wchar_t* str, size_t count, const wchar_t* format, - const std::tm* time) { - // See above - std::size_t (*wcsftime)(wchar_t*, std::size_t, const wchar_t*, - const std::tm*) = nullptr; - wcsftime = std::wcsftime; - return wcsftime(str, count, format, time); -} +namespace detail { // Writes two-digit numbers a, b and c separated by sep to buf. // The method by Pavel Novikov based on @@ -505,120 +632,19 @@ inline void write_digit2_separated(char* buf, unsigned a, unsigned b, auto usep = static_cast(sep); // Add ASCII '0' to each digit byte and insert separators. digits |= 0x3030003030003030 | (usep << 16) | (usep << 40); - memcpy(buf, &digits, 8); -} - -FMT_END_DETAIL_NAMESPACE - -template -struct formatter, - Char> : formatter { - FMT_CONSTEXPR formatter() { - this->specs = {default_specs, sizeof(default_specs) / sizeof(Char)}; - } - - template - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - auto it = ctx.begin(); - if (it != ctx.end() && *it == ':') ++it; - auto end = it; - while (end != ctx.end() && *end != '}') ++end; - if (end != it) this->specs = {it, detail::to_unsigned(end - it)}; - return end; - } - - template - auto format(std::chrono::time_point val, - FormatContext& ctx) -> decltype(ctx.out()) { - std::tm time = localtime(val); - return formatter::format(time, ctx); - } - - static constexpr Char default_specs[] = {'%', 'Y', '-', '%', 'm', '-', - '%', 'd', ' ', '%', 'H', ':', - '%', 'M', ':', '%', 'S'}; -}; -template -constexpr Char - formatter, - Char>::default_specs[]; - -template struct formatter { - private: - enum class spec { - unknown, - year_month_day, - hh_mm_ss, - }; - spec spec_ = spec::unknown; - - public: - basic_string_view specs; - - template - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - auto it = ctx.begin(); - if (it != ctx.end() && *it == ':') ++it; - auto end = it; - while (end != ctx.end() && *end != '}') ++end; - auto size = detail::to_unsigned(end - it); - specs = {it, size}; - // basic_string_view<>::compare isn't constexpr before C++17 - if (specs.size() == 2 && specs[0] == Char('%')) { - if (specs[1] == Char('F')) - spec_ = spec::year_month_day; - else if (specs[1] == Char('T')) - spec_ = spec::hh_mm_ss; - } - return end; - } - - template - auto format(const std::tm& tm, FormatContext& ctx) const - -> decltype(ctx.out()) { - auto year = 1900 + tm.tm_year; - if (spec_ == spec::year_month_day && year >= 0 && year < 10000) { - char buf[10]; - detail::copy2(buf, detail::digits2(detail::to_unsigned(year / 100))); - detail::write_digit2_separated(buf + 2, year % 100, - detail::to_unsigned(tm.tm_mon + 1), - detail::to_unsigned(tm.tm_mday), '-'); - return std::copy_n(buf, sizeof(buf), ctx.out()); - } else if (spec_ == spec::hh_mm_ss) { - char buf[8]; - detail::write_digit2_separated(buf, detail::to_unsigned(tm.tm_hour), - detail::to_unsigned(tm.tm_min), - detail::to_unsigned(tm.tm_sec), ':'); - return std::copy_n(buf, sizeof(buf), ctx.out()); - } - basic_memory_buffer tm_format; - tm_format.append(specs.begin(), specs.end()); - // By appending an extra space we can distinguish an empty result that - // indicates insufficient buffer size from a guaranteed non-empty result - // https://github.com/fmtlib/fmt/issues/2238 - tm_format.push_back(' '); - tm_format.push_back('\0'); - basic_memory_buffer buf; - size_t start = buf.size(); - for (;;) { - size_t size = buf.capacity() - start; - size_t count = detail::strftime(&buf[start], size, &tm_format[0], &tm); - if (count != 0) { - buf.resize(start + count); - break; - } - const size_t MIN_GROWTH = 10; - buf.reserve(buf.capacity() + (size > MIN_GROWTH ? size : MIN_GROWTH)); - } - // Remove the extra space. - return std::copy(buf.begin(), buf.end() - 1, ctx.out()); + constexpr const size_t len = 8; + if (const_check(is_big_endian())) { + char tmp[len]; + std::memcpy(tmp, &digits, len); + std::reverse_copy(tmp, tmp + len, buf); + } else { + std::memcpy(buf, &digits, len); } -}; - -FMT_BEGIN_DETAIL_NAMESPACE +} -template FMT_CONSTEXPR inline const char* get_units() { +template +FMT_CONSTEXPR inline auto get_units() -> const char* { if (std::is_same::value) return "as"; if (std::is_same::value) return "fs"; if (std::is_same::value) return "ps"; @@ -636,8 +662,9 @@ template FMT_CONSTEXPR inline const char* get_units() { if (std::is_same::value) return "Ts"; if (std::is_same::value) return "Ps"; if (std::is_same::value) return "Es"; - if (std::is_same>::value) return "m"; + if (std::is_same>::value) return "min"; if (std::is_same>::value) return "h"; + if (std::is_same>::value) return "d"; return nullptr; } @@ -647,13 +674,37 @@ enum class numeric_system { alternative }; +// Glibc extensions for formatting numeric values. +enum class pad_type { + // Pad a numeric result string with zeros (the default). + zero, + // Do not pad a numeric result string. + none, + // Pad a numeric result string with spaces. + space, +}; + +template +auto write_padding(OutputIt out, pad_type pad, int width) -> OutputIt { + if (pad == pad_type::none) return out; + return detail::fill_n(out, width, pad == pad_type::space ? ' ' : '0'); +} + +template +auto write_padding(OutputIt out, pad_type pad) -> OutputIt { + if (pad != pad_type::none) *out++ = pad == pad_type::space ? ' ' : '0'; + return out; +} + // Parses a put_time-like format string and invokes handler actions. template -FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, - const Char* end, - Handler&& handler) { +FMT_CONSTEXPR auto parse_chrono_format(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + if (begin == end || *begin == '}') return begin; + if (*begin != '%') FMT_THROW(format_error("invalid format")); auto ptr = begin; while (ptr != end) { + pad_type pad = pad_type::zero; auto c = *ptr; if (c == '}') break; if (c != '%') { @@ -663,6 +714,18 @@ FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, if (begin != ptr) handler.on_text(begin, ptr); ++ptr; // consume '%' if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr; + switch (c) { + case '_': + pad = pad_type::space; + ++ptr; + break; + case '-': + pad = pad_type::none; + ++ptr; + break; + } + if (ptr == end) FMT_THROW(format_error("invalid format")); c = *ptr++; switch (c) { case '%': @@ -678,6 +741,22 @@ FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, handler.on_text(tab, tab + 1); break; } + // Year: + case 'Y': + handler.on_year(numeric_system::standard); + break; + case 'y': + handler.on_short_year(numeric_system::standard); + break; + case 'C': + handler.on_century(numeric_system::standard); + break; + case 'G': + handler.on_iso_week_based_year(); + break; + case 'g': + handler.on_iso_week_based_short_year(); + break; // Day of the week: case 'a': handler.on_abbr_weekday(); @@ -693,23 +772,46 @@ FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, break; // Month: case 'b': + case 'h': handler.on_abbr_month(); break; case 'B': handler.on_full_month(); break; + case 'm': + handler.on_dec_month(numeric_system::standard); + break; + // Day of the year/month: + case 'U': + handler.on_dec0_week_of_year(numeric_system::standard, pad); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::standard, pad); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::standard, pad); + break; + case 'j': + handler.on_day_of_year(); + break; + case 'd': + handler.on_day_of_month(numeric_system::standard, pad); + break; + case 'e': + handler.on_day_of_month(numeric_system::standard, pad_type::space); + break; // Hour, minute, second: case 'H': - handler.on_24_hour(numeric_system::standard); + handler.on_24_hour(numeric_system::standard, pad); break; case 'I': - handler.on_12_hour(numeric_system::standard); + handler.on_12_hour(numeric_system::standard, pad); break; case 'M': - handler.on_minute(numeric_system::standard); + handler.on_minute(numeric_system::standard, pad); break; case 'S': - handler.on_second(numeric_system::standard); + handler.on_second(numeric_system::standard, pad); break; // Other: case 'c': @@ -746,7 +848,7 @@ FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, handler.on_duration_unit(); break; case 'z': - handler.on_utc_offset(); + handler.on_utc_offset(numeric_system::standard); break; case 'Z': handler.on_tz_name(); @@ -756,6 +858,15 @@ FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, if (ptr == end) FMT_THROW(format_error("invalid format")); c = *ptr++; switch (c) { + case 'Y': + handler.on_year(numeric_system::alternative); + break; + case 'y': + handler.on_offset_year(); + break; + case 'C': + handler.on_century(numeric_system::alternative); + break; case 'c': handler.on_datetime(numeric_system::alternative); break; @@ -765,6 +876,9 @@ FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, case 'X': handler.on_loc_time(numeric_system::alternative); break; + case 'z': + handler.on_utc_offset(numeric_system::alternative); + break; default: FMT_THROW(format_error("invalid format")); } @@ -774,6 +888,27 @@ FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, if (ptr == end) FMT_THROW(format_error("invalid format")); c = *ptr++; switch (c) { + case 'y': + handler.on_short_year(numeric_system::alternative); + break; + case 'm': + handler.on_dec_month(numeric_system::alternative); + break; + case 'U': + handler.on_dec0_week_of_year(numeric_system::alternative, pad); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::alternative, pad); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::alternative, pad); + break; + case 'd': + handler.on_day_of_month(numeric_system::alternative, pad); + break; + case 'e': + handler.on_day_of_month(numeric_system::alternative, pad_type::space); + break; case 'w': handler.on_dec0_weekday(numeric_system::alternative); break; @@ -781,16 +916,19 @@ FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, handler.on_dec1_weekday(numeric_system::alternative); break; case 'H': - handler.on_24_hour(numeric_system::alternative); + handler.on_24_hour(numeric_system::alternative, pad); break; case 'I': - handler.on_12_hour(numeric_system::alternative); + handler.on_12_hour(numeric_system::alternative, pad); break; case 'M': - handler.on_minute(numeric_system::alternative); + handler.on_minute(numeric_system::alternative, pad); break; case 'S': - handler.on_second(numeric_system::alternative); + handler.on_second(numeric_system::alternative, pad); + break; + case 'z': + handler.on_utc_offset(numeric_system::alternative); break; default: FMT_THROW(format_error("invalid format")); @@ -809,12 +947,32 @@ template struct null_chrono_spec_handler { FMT_CONSTEXPR void unsupported() { static_cast(this)->unsupported(); } + FMT_CONSTEXPR void on_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_short_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_offset_year() { unsupported(); } + FMT_CONSTEXPR void on_century(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_year() { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_short_year() { unsupported(); } FMT_CONSTEXPR void on_abbr_weekday() { unsupported(); } FMT_CONSTEXPR void on_full_weekday() { unsupported(); } FMT_CONSTEXPR void on_dec0_weekday(numeric_system) { unsupported(); } FMT_CONSTEXPR void on_dec1_weekday(numeric_system) { unsupported(); } FMT_CONSTEXPR void on_abbr_month() { unsupported(); } FMT_CONSTEXPR void on_full_month() { unsupported(); } + FMT_CONSTEXPR void on_dec_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system, pad_type) { + unsupported(); + } + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system, pad_type) { + unsupported(); + } + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system, pad_type) { + unsupported(); + } + FMT_CONSTEXPR void on_day_of_year() { unsupported(); } + FMT_CONSTEXPR void on_day_of_month(numeric_system, pad_type) { + unsupported(); + } FMT_CONSTEXPR void on_24_hour(numeric_system) { unsupported(); } FMT_CONSTEXPR void on_12_hour(numeric_system) { unsupported(); } FMT_CONSTEXPR void on_minute(numeric_system) { unsupported(); } @@ -830,64 +988,702 @@ template struct null_chrono_spec_handler { FMT_CONSTEXPR void on_am_pm() { unsupported(); } FMT_CONSTEXPR void on_duration_value() { unsupported(); } FMT_CONSTEXPR void on_duration_unit() { unsupported(); } - FMT_CONSTEXPR void on_utc_offset() { unsupported(); } + FMT_CONSTEXPR void on_utc_offset(numeric_system) { unsupported(); } FMT_CONSTEXPR void on_tz_name() { unsupported(); } }; -struct chrono_format_checker : null_chrono_spec_handler { - FMT_NORETURN void unsupported() { FMT_THROW(format_error("no date")); } +struct tm_format_checker : null_chrono_spec_handler { + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no format")); } template FMT_CONSTEXPR void on_text(const Char*, const Char*) {} - FMT_CONSTEXPR void on_24_hour(numeric_system) {} - FMT_CONSTEXPR void on_12_hour(numeric_system) {} - FMT_CONSTEXPR void on_minute(numeric_system) {} - FMT_CONSTEXPR void on_second(numeric_system) {} + FMT_CONSTEXPR void on_year(numeric_system) {} + FMT_CONSTEXPR void on_short_year(numeric_system) {} + FMT_CONSTEXPR void on_offset_year() {} + FMT_CONSTEXPR void on_century(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_based_year() {} + FMT_CONSTEXPR void on_iso_week_based_short_year() {} + FMT_CONSTEXPR void on_abbr_weekday() {} + FMT_CONSTEXPR void on_full_weekday() {} + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) {} + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) {} + FMT_CONSTEXPR void on_abbr_month() {} + FMT_CONSTEXPR void on_full_month() {} + FMT_CONSTEXPR void on_dec_month(numeric_system) {} + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_day_of_year() {} + FMT_CONSTEXPR void on_day_of_month(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_24_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_minute(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_second(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_datetime(numeric_system) {} + FMT_CONSTEXPR void on_loc_date(numeric_system) {} + FMT_CONSTEXPR void on_loc_time(numeric_system) {} + FMT_CONSTEXPR void on_us_date() {} + FMT_CONSTEXPR void on_iso_date() {} FMT_CONSTEXPR void on_12_hour_time() {} FMT_CONSTEXPR void on_24_hour_time() {} FMT_CONSTEXPR void on_iso_time() {} FMT_CONSTEXPR void on_am_pm() {} - FMT_CONSTEXPR void on_duration_value() {} - FMT_CONSTEXPR void on_duration_unit() {} + FMT_CONSTEXPR void on_utc_offset(numeric_system) {} + FMT_CONSTEXPR void on_tz_name() {} }; -template ::value)> -inline bool isnan(T) { - return false; +inline auto tm_wday_full_name(int wday) -> const char* { + static constexpr const char* full_name_list[] = { + "Sunday", "Monday", "Tuesday", "Wednesday", + "Thursday", "Friday", "Saturday"}; + return wday >= 0 && wday <= 6 ? full_name_list[wday] : "?"; } -template ::value)> -inline bool isnan(T value) { - return std::isnan(value); +inline auto tm_wday_short_name(int wday) -> const char* { + static constexpr const char* short_name_list[] = {"Sun", "Mon", "Tue", "Wed", + "Thu", "Fri", "Sat"}; + return wday >= 0 && wday <= 6 ? short_name_list[wday] : "???"; } -template ::value)> -inline bool isfinite(T) { - return true; +inline auto tm_mon_full_name(int mon) -> const char* { + static constexpr const char* full_name_list[] = { + "January", "February", "March", "April", "May", "June", + "July", "August", "September", "October", "November", "December"}; + return mon >= 0 && mon <= 11 ? full_name_list[mon] : "?"; +} +inline auto tm_mon_short_name(int mon) -> const char* { + static constexpr const char* short_name_list[] = { + "Jan", "Feb", "Mar", "Apr", "May", "Jun", + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", + }; + return mon >= 0 && mon <= 11 ? short_name_list[mon] : "???"; } -// Converts value to int and checks that it's in the range [0, upper). -template ::value)> -inline int to_nonnegative_int(T value, int upper) { - FMT_ASSERT(value >= 0 && to_unsigned(value) <= to_unsigned(upper), - "invalid value"); - (void)upper; - return static_cast(value); +template +struct has_member_data_tm_gmtoff : std::false_type {}; +template +struct has_member_data_tm_gmtoff> + : std::true_type {}; + +template +struct has_member_data_tm_zone : std::false_type {}; +template +struct has_member_data_tm_zone> + : std::true_type {}; + +#if FMT_USE_TZSET +inline void tzset_once() { + static bool init = []() -> bool { + _tzset(); + return true; + }(); + ignore_unused(init); +} +#endif + +// Converts value to Int and checks that it's in the range [0, upper). +template ::value)> +inline auto to_nonnegative_int(T value, Int upper) -> Int { + if (!std::is_unsigned::value && + (value < 0 || to_unsigned(value) > to_unsigned(upper))) { + FMT_THROW(fmt::format_error("chrono value is out of range")); + } + return static_cast(value); +} +template ::value)> +inline auto to_nonnegative_int(T value, Int upper) -> Int { + auto int_value = static_cast(value); + if (int_value < 0 || value > static_cast(upper)) + FMT_THROW(format_error("invalid value")); + return int_value; +} + +constexpr auto pow10(std::uint32_t n) -> long long { + return n == 0 ? 1 : 10 * pow10(n - 1); +} + +// Counts the number of fractional digits in the range [0, 18] according to the +// C++20 spec. If more than 18 fractional digits are required then returns 6 for +// microseconds precision. +template () / 10)> +struct count_fractional_digits { + static constexpr int value = + Num % Den == 0 ? N : count_fractional_digits::value; +}; + +// Base case that doesn't instantiate any more templates +// in order to avoid overflow. +template +struct count_fractional_digits { + static constexpr int value = (Num % Den == 0) ? N : 6; +}; + +// Format subseconds which are given as an integer type with an appropriate +// number of digits. +template +void write_fractional_seconds(OutputIt& out, Duration d, int precision = -1) { + constexpr auto num_fractional_digits = + count_fractional_digits::value; + + using subsecond_precision = std::chrono::duration< + typename std::common_type::type, + std::ratio<1, detail::pow10(num_fractional_digits)>>; + + const auto fractional = d - fmt_duration_cast(d); + const auto subseconds = + std::chrono::treat_as_floating_point< + typename subsecond_precision::rep>::value + ? fractional.count() + : fmt_duration_cast(fractional).count(); + auto n = static_cast>(subseconds); + const int num_digits = detail::count_digits(n); + + int leading_zeroes = (std::max)(0, num_fractional_digits - num_digits); + if (precision < 0) { + FMT_ASSERT(!std::is_floating_point::value, ""); + if (std::ratio_less::value) { + *out++ = '.'; + out = detail::fill_n(out, leading_zeroes, '0'); + out = format_decimal(out, n, num_digits).end; + } + } else if (precision > 0) { + *out++ = '.'; + leading_zeroes = (std::min)(leading_zeroes, precision); + int remaining = precision - leading_zeroes; + out = detail::fill_n(out, leading_zeroes, '0'); + if (remaining < num_digits) { + int num_truncated_digits = num_digits - remaining; + n /= to_unsigned(detail::pow10(to_unsigned(num_truncated_digits))); + if (n) { + out = format_decimal(out, n, remaining).end; + } + return; + } + if (n) { + out = format_decimal(out, n, num_digits).end; + remaining -= num_digits; + } + out = detail::fill_n(out, remaining, '0'); + } } -template ::value)> -inline int to_nonnegative_int(T value, int upper) { - FMT_ASSERT( - std::isnan(value) || (value >= 0 && value <= static_cast(upper)), - "invalid value"); - (void)upper; - return static_cast(value); + +// Format subseconds which are given as a floating point type with an +// appropriate number of digits. We cannot pass the Duration here, as we +// explicitly need to pass the Rep value in the chrono_formatter. +template +void write_floating_seconds(memory_buffer& buf, Duration duration, + int num_fractional_digits = -1) { + using rep = typename Duration::rep; + FMT_ASSERT(std::is_floating_point::value, ""); + + auto val = duration.count(); + + if (num_fractional_digits < 0) { + // For `std::round` with fallback to `round`: + // On some toolchains `std::round` is not available (e.g. GCC 6). + using namespace std; + num_fractional_digits = + count_fractional_digits::value; + if (num_fractional_digits < 6 && static_cast(round(val)) != val) + num_fractional_digits = 6; + } + + fmt::format_to(std::back_inserter(buf), FMT_STRING("{:.{}f}"), + std::fmod(val * static_cast(Duration::period::num) / + static_cast(Duration::period::den), + static_cast(60)), + num_fractional_digits); +} + +template +class tm_writer { + private: + static constexpr int days_per_week = 7; + + const std::locale& loc_; + const bool is_classic_; + OutputIt out_; + const Duration* subsecs_; + const std::tm& tm_; + + auto tm_sec() const noexcept -> int { + FMT_ASSERT(tm_.tm_sec >= 0 && tm_.tm_sec <= 61, ""); + return tm_.tm_sec; + } + auto tm_min() const noexcept -> int { + FMT_ASSERT(tm_.tm_min >= 0 && tm_.tm_min <= 59, ""); + return tm_.tm_min; + } + auto tm_hour() const noexcept -> int { + FMT_ASSERT(tm_.tm_hour >= 0 && tm_.tm_hour <= 23, ""); + return tm_.tm_hour; + } + auto tm_mday() const noexcept -> int { + FMT_ASSERT(tm_.tm_mday >= 1 && tm_.tm_mday <= 31, ""); + return tm_.tm_mday; + } + auto tm_mon() const noexcept -> int { + FMT_ASSERT(tm_.tm_mon >= 0 && tm_.tm_mon <= 11, ""); + return tm_.tm_mon; + } + auto tm_year() const noexcept -> long long { return 1900ll + tm_.tm_year; } + auto tm_wday() const noexcept -> int { + FMT_ASSERT(tm_.tm_wday >= 0 && tm_.tm_wday <= 6, ""); + return tm_.tm_wday; + } + auto tm_yday() const noexcept -> int { + FMT_ASSERT(tm_.tm_yday >= 0 && tm_.tm_yday <= 365, ""); + return tm_.tm_yday; + } + + auto tm_hour12() const noexcept -> int { + const auto h = tm_hour(); + const auto z = h < 12 ? h : h - 12; + return z == 0 ? 12 : z; + } + + // POSIX and the C Standard are unclear or inconsistent about what %C and %y + // do if the year is negative or exceeds 9999. Use the convention that %C + // concatenated with %y yields the same output as %Y, and that %Y contains at + // least 4 characters, with more only if necessary. + auto split_year_lower(long long year) const noexcept -> int { + auto l = year % 100; + if (l < 0) l = -l; // l in [0, 99] + return static_cast(l); + } + + // Algorithm: https://en.wikipedia.org/wiki/ISO_week_date. + auto iso_year_weeks(long long curr_year) const noexcept -> int { + const auto prev_year = curr_year - 1; + const auto curr_p = + (curr_year + curr_year / 4 - curr_year / 100 + curr_year / 400) % + days_per_week; + const auto prev_p = + (prev_year + prev_year / 4 - prev_year / 100 + prev_year / 400) % + days_per_week; + return 52 + ((curr_p == 4 || prev_p == 3) ? 1 : 0); + } + auto iso_week_num(int tm_yday, int tm_wday) const noexcept -> int { + return (tm_yday + 11 - (tm_wday == 0 ? days_per_week : tm_wday)) / + days_per_week; + } + auto tm_iso_week_year() const noexcept -> long long { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) return year - 1; + if (w > iso_year_weeks(year)) return year + 1; + return year; + } + auto tm_iso_week_of_year() const noexcept -> int { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) return iso_year_weeks(year - 1); + if (w > iso_year_weeks(year)) return 1; + return w; + } + + void write1(int value) { + *out_++ = static_cast('0' + to_unsigned(value) % 10); + } + void write2(int value) { + const char* d = digits2(to_unsigned(value) % 100); + *out_++ = *d++; + *out_++ = *d; + } + void write2(int value, pad_type pad) { + unsigned int v = to_unsigned(value) % 100; + if (v >= 10) { + const char* d = digits2(v); + *out_++ = *d++; + *out_++ = *d; + } else { + out_ = detail::write_padding(out_, pad); + *out_++ = static_cast('0' + v); + } + } + + void write_year_extended(long long year) { + // At least 4 characters. + int width = 4; + if (year < 0) { + *out_++ = '-'; + year = 0 - year; + --width; + } + uint32_or_64_or_128_t n = to_unsigned(year); + const int num_digits = count_digits(n); + if (width > num_digits) + out_ = detail::fill_n(out_, width - num_digits, '0'); + out_ = format_decimal(out_, n, num_digits).end; + } + void write_year(long long year) { + if (year >= 0 && year < 10000) { + write2(static_cast(year / 100)); + write2(static_cast(year % 100)); + } else { + write_year_extended(year); + } + } + + void write_utc_offset(long offset, numeric_system ns) { + if (offset < 0) { + *out_++ = '-'; + offset = -offset; + } else { + *out_++ = '+'; + } + offset /= 60; + write2(static_cast(offset / 60)); + if (ns != numeric_system::standard) *out_++ = ':'; + write2(static_cast(offset % 60)); + } + template ::value)> + void format_utc_offset_impl(const T& tm, numeric_system ns) { + write_utc_offset(tm.tm_gmtoff, ns); + } + template ::value)> + void format_utc_offset_impl(const T& tm, numeric_system ns) { +#if defined(_WIN32) && defined(_UCRT) +# if FMT_USE_TZSET + tzset_once(); +# endif + long offset = 0; + _get_timezone(&offset); + if (tm.tm_isdst) { + long dstbias = 0; + _get_dstbias(&dstbias); + offset += dstbias; + } + write_utc_offset(-offset, ns); +#else + if (ns == numeric_system::standard) return format_localized('z'); + + // Extract timezone offset from timezone conversion functions. + std::tm gtm = tm; + std::time_t gt = std::mktime(>m); + std::tm ltm = gmtime(gt); + std::time_t lt = std::mktime(<m); + long offset = gt - lt; + write_utc_offset(offset, ns); +#endif + } + + template ::value)> + void format_tz_name_impl(const T& tm) { + if (is_classic_) + out_ = write_tm_str(out_, tm.tm_zone, loc_); + else + format_localized('Z'); + } + template ::value)> + void format_tz_name_impl(const T&) { + format_localized('Z'); + } + + void format_localized(char format, char modifier = 0) { + out_ = write(out_, tm_, loc_, format, modifier); + } + + public: + tm_writer(const std::locale& loc, OutputIt out, const std::tm& tm, + const Duration* subsecs = nullptr) + : loc_(loc), + is_classic_(loc_ == get_classic_locale()), + out_(out), + subsecs_(subsecs), + tm_(tm) {} + + auto out() const -> OutputIt { return out_; } + + FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) { + out_ = copy(begin, end, out_); + } + + void on_abbr_weekday() { + if (is_classic_) + out_ = write(out_, tm_wday_short_name(tm_wday())); + else + format_localized('a'); + } + void on_full_weekday() { + if (is_classic_) + out_ = write(out_, tm_wday_full_name(tm_wday())); + else + format_localized('A'); + } + void on_dec0_weekday(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write1(tm_wday()); + format_localized('w', 'O'); + } + void on_dec1_weekday(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto wday = tm_wday(); + write1(wday == 0 ? days_per_week : wday); + } else { + format_localized('u', 'O'); + } + } + + void on_abbr_month() { + if (is_classic_) + out_ = write(out_, tm_mon_short_name(tm_mon())); + else + format_localized('b'); + } + void on_full_month() { + if (is_classic_) + out_ = write(out_, tm_mon_full_name(tm_mon())); + else + format_localized('B'); + } + + void on_datetime(numeric_system ns) { + if (is_classic_) { + on_abbr_weekday(); + *out_++ = ' '; + on_abbr_month(); + *out_++ = ' '; + on_day_of_month(numeric_system::standard, pad_type::space); + *out_++ = ' '; + on_iso_time(); + *out_++ = ' '; + on_year(numeric_system::standard); + } else { + format_localized('c', ns == numeric_system::standard ? '\0' : 'E'); + } + } + void on_loc_date(numeric_system ns) { + if (is_classic_) + on_us_date(); + else + format_localized('x', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_loc_time(numeric_system ns) { + if (is_classic_) + on_iso_time(); + else + format_localized('X', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_us_date() { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_mon() + 1), + to_unsigned(tm_mday()), + to_unsigned(split_year_lower(tm_year())), '/'); + out_ = copy(std::begin(buf), std::end(buf), out_); + } + void on_iso_date() { + auto year = tm_year(); + char buf[10]; + size_t offset = 0; + if (year >= 0 && year < 10000) { + copy2(buf, digits2(static_cast(year / 100))); + } else { + offset = 4; + write_year_extended(year); + year = 0; + } + write_digit2_separated(buf + 2, static_cast(year % 100), + to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), + '-'); + out_ = copy(std::begin(buf) + offset, std::end(buf), out_); + } + + void on_utc_offset(numeric_system ns) { format_utc_offset_impl(tm_, ns); } + void on_tz_name() { format_tz_name_impl(tm_); } + + void on_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write_year(tm_year()); + format_localized('Y', 'E'); + } + void on_short_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(split_year_lower(tm_year())); + format_localized('y', 'O'); + } + void on_offset_year() { + if (is_classic_) return write2(split_year_lower(tm_year())); + format_localized('y', 'E'); + } + + void on_century(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto year = tm_year(); + auto upper = year / 100; + if (year >= -99 && year < 0) { + // Zero upper on negative year. + *out_++ = '-'; + *out_++ = '0'; + } else if (upper >= 0 && upper < 100) { + write2(static_cast(upper)); + } else { + out_ = write(out_, upper); + } + } else { + format_localized('C', 'E'); + } + } + + void on_dec_month(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_mon() + 1); + format_localized('m', 'O'); + } + + void on_dec0_week_of_year(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2((tm_yday() + days_per_week - tm_wday()) / days_per_week, + pad); + format_localized('U', 'O'); + } + void on_dec1_week_of_year(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) { + auto wday = tm_wday(); + write2((tm_yday() + days_per_week - + (wday == 0 ? (days_per_week - 1) : (wday - 1))) / + days_per_week, + pad); + } else { + format_localized('W', 'O'); + } + } + void on_iso_week_of_year(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_iso_week_of_year(), pad); + format_localized('V', 'O'); + } + + void on_iso_week_based_year() { write_year(tm_iso_week_year()); } + void on_iso_week_based_short_year() { + write2(split_year_lower(tm_iso_week_year())); + } + + void on_day_of_year() { + auto yday = tm_yday() + 1; + write1(yday / 100); + write2(yday % 100); + } + void on_day_of_month(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_mday(), pad); + format_localized('d', 'O'); + } + + void on_24_hour(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour(), pad); + format_localized('H', 'O'); + } + void on_12_hour(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour12(), pad); + format_localized('I', 'O'); + } + void on_minute(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_min(), pad); + format_localized('M', 'O'); + } + + void on_second(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) { + write2(tm_sec(), pad); + if (subsecs_) { + if (std::is_floating_point::value) { + auto buf = memory_buffer(); + write_floating_seconds(buf, *subsecs_); + if (buf.size() > 1) { + // Remove the leading "0", write something like ".123". + out_ = std::copy(buf.begin() + 1, buf.end(), out_); + } + } else { + write_fractional_seconds(out_, *subsecs_); + } + } + } else { + // Currently no formatting of subseconds when a locale is set. + format_localized('S', 'O'); + } + } + + void on_12_hour_time() { + if (is_classic_) { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour12()), + to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); + out_ = copy(std::begin(buf), std::end(buf), out_); + *out_++ = ' '; + on_am_pm(); + } else { + format_localized('r'); + } + } + void on_24_hour_time() { + write2(tm_hour()); + *out_++ = ':'; + write2(tm_min()); + } + void on_iso_time() { + on_24_hour_time(); + *out_++ = ':'; + on_second(numeric_system::standard, pad_type::zero); + } + + void on_am_pm() { + if (is_classic_) { + *out_++ = tm_hour() < 12 ? 'A' : 'P'; + *out_++ = 'M'; + } else { + format_localized('p'); + } + } + + // These apply to chrono durations but not tm. + void on_duration_value() {} + void on_duration_unit() {} +}; + +struct chrono_format_checker : null_chrono_spec_handler { + bool has_precision_integral = false; + + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no date")); } + + template + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + FMT_CONSTEXPR void on_day_of_year() {} + FMT_CONSTEXPR void on_24_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_minute(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_second(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_duration_value() const { + if (has_precision_integral) { + FMT_THROW(format_error("precision not allowed for this argument type")); + } + } + FMT_CONSTEXPR void on_duration_unit() {} +}; + +template ::value&& has_isfinite::value)> +inline auto isfinite(T) -> bool { + return true; } template ::value)> -inline T mod(T x, int y) { +inline auto mod(T x, int y) -> T { return x % static_cast(y); } template ::value)> -inline T mod(T x, int y) { +inline auto mod(T x, int y) -> T { return std::fmod(x, static_cast(y)); } @@ -902,74 +1698,52 @@ template struct make_unsigned_or_unchanged { using type = typename std::make_unsigned::type; }; -#if FMT_SAFE_DURATION_CAST -// throwing version of safe_duration_cast -template -To fmt_safe_duration_cast(std::chrono::duration from) { - int ec; - To to = safe_duration_cast::safe_duration_cast(from, ec); - if (ec) FMT_THROW(format_error("cannot format duration")); - return to; -} -#endif - template ::value)> -inline std::chrono::duration get_milliseconds( - std::chrono::duration d) { +inline auto get_milliseconds(std::chrono::duration d) + -> std::chrono::duration { // this may overflow and/or the result may not fit in the // target type. #if FMT_SAFE_DURATION_CAST using CommonSecondsType = typename std::common_type::type; - const auto d_as_common = fmt_safe_duration_cast(d); + const auto d_as_common = fmt_duration_cast(d); const auto d_as_whole_seconds = - fmt_safe_duration_cast(d_as_common); + fmt_duration_cast(d_as_common); // this conversion should be nonproblematic const auto diff = d_as_common - d_as_whole_seconds; const auto ms = - fmt_safe_duration_cast>(diff); + fmt_duration_cast>(diff); return ms; #else - auto s = std::chrono::duration_cast(d); - return std::chrono::duration_cast(d - s); + auto s = fmt_duration_cast(d); + return fmt_duration_cast(d - s); #endif } -template ::value)> -inline std::chrono::duration get_milliseconds( - std::chrono::duration d) { - using common_type = typename std::common_type::type; - auto ms = mod(d.count() * static_cast(Period::num) / - static_cast(Period::den) * 1000, - 1000); - return std::chrono::duration(static_cast(ms)); -} - template ::value)> -OutputIt format_duration_value(OutputIt out, Rep val, int) { +auto format_duration_value(OutputIt out, Rep val, int) -> OutputIt { return write(out, val); } template ::value)> -OutputIt format_duration_value(OutputIt out, Rep val, int precision) { - auto specs = basic_format_specs(); +auto format_duration_value(OutputIt out, Rep val, int precision) -> OutputIt { + auto specs = format_specs(); specs.precision = precision; - specs.type = precision > 0 ? presentation_type::fixed_lower - : presentation_type::general_lower; + specs.type = + precision >= 0 ? presentation_type::fixed : presentation_type::general; return write(out, val, specs); } template -OutputIt copy_unit(string_view unit, OutputIt out, Char) { +auto copy_unit(string_view unit, OutputIt out, Char) -> OutputIt { return std::copy(unit.begin(), unit.end(), out); } template -OutputIt copy_unit(string_view unit, OutputIt out, wchar_t) { +auto copy_unit(string_view unit, OutputIt out, wchar_t) -> OutputIt { // This works when wchar_t is UTF-32 because units only contain characters // that have the same representation in UTF-16 and UTF-32. utf8_to_utf16 u(unit); @@ -977,7 +1751,7 @@ OutputIt copy_unit(string_view unit, OutputIt out, wchar_t) { } template -OutputIt format_duration_unit(OutputIt out) { +auto format_duration_unit(OutputIt out) -> OutputIt { if (const char* unit = get_units()) return copy_unit(string_view(unit), out, Char()); *out++ = '['; @@ -991,6 +1765,28 @@ OutputIt format_duration_unit(OutputIt out) { return out; } +class get_locale { + private: + union { + std::locale locale_; + }; + bool has_locale_ = false; + + public: + get_locale(bool localized, locale_ref loc) : has_locale_(localized) { +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR + if (localized) + ::new (&locale_) std::locale(loc.template get()); +#endif + } + ~get_locale() { + if (has_locale_) locale_.~locale(); + } + operator const std::locale&() const { + return has_locale_ ? locale_ : get_classic_locale(); + } +}; + template struct chrono_formatter { @@ -1009,9 +1805,10 @@ struct chrono_formatter { bool negative; using char_type = typename FormatContext::char_type; + using tm_writer_type = tm_writer; - explicit chrono_formatter(FormatContext& ctx, OutputIt o, - std::chrono::duration d) + chrono_formatter(FormatContext& ctx, OutputIt o, + std::chrono::duration d) : context(ctx), out(o), val(static_cast(d.count())), @@ -1023,18 +1820,12 @@ struct chrono_formatter { // this may overflow and/or the result may not fit in the // target type. -#if FMT_SAFE_DURATION_CAST // might need checked conversion (rep!=Rep) - auto tmpval = std::chrono::duration(val); - s = fmt_safe_duration_cast(tmpval); -#else - s = std::chrono::duration_cast( - std::chrono::duration(val)); -#endif + s = fmt_duration_cast(std::chrono::duration(val)); } // returns true if nan or inf, writes to out. - bool handle_nan_inf() { + auto handle_nan_inf() -> bool { if (isfinite(val)) { return false; } @@ -1051,17 +1842,22 @@ struct chrono_formatter { return true; } - Rep hour() const { return static_cast(mod((s.count() / 3600), 24)); } + auto days() const -> Rep { return static_cast(s.count() / 86400); } + auto hour() const -> Rep { + return static_cast(mod((s.count() / 3600), 24)); + } - Rep hour12() const { + auto hour12() const -> Rep { Rep hour = static_cast(mod((s.count() / 3600), 12)); return hour <= 0 ? 12 : hour; } - Rep minute() const { return static_cast(mod((s.count() / 60), 60)); } - Rep second() const { return static_cast(mod(s.count(), 60)); } + auto minute() const -> Rep { + return static_cast(mod((s.count() / 60), 60)); + } + auto second() const -> Rep { return static_cast(mod(s.count(), 60)); } - std::tm time() const { + auto time() const -> std::tm { auto time = std::tm(); time.tm_hour = to_nonnegative_int(hour(), 24); time.tm_min = to_nonnegative_int(minute(), 60); @@ -1076,13 +1872,15 @@ struct chrono_formatter { } } - void write(Rep value, int width) { + void write(Rep value, int width, pad_type pad = pad_type::zero) { write_sign(); if (isnan(value)) return write_nan(); uint32_or_64_or_128_t n = to_unsigned(to_nonnegative_int(value, max_value())); int num_digits = detail::count_digits(n); - if (width > num_digits) out = std::fill_n(out, width - num_digits, '0'); + if (width > num_digits) { + out = detail::write_padding(out, pad, width - num_digits); + } out = format_decimal(out, n, num_digits).end; } @@ -1090,11 +1888,13 @@ struct chrono_formatter { void write_pinf() { std::copy_n("inf", 3, out); } void write_ninf() { std::copy_n("-inf", 4, out); } - void format_localized(const tm& time, char format, char modifier = 0) { + template + void format_tm(const tm& time, Callback cb, Args... args) { if (isnan(val)) return write_nan(); - const auto& loc = localized ? context.locale().template get() - : std::locale::classic(); - out = detail::write(out, time, loc, format, modifier); + get_locale loc(localized, context.locale()); + auto w = tm_writer_type(loc, out, time); + (w.*cb)(args...); + out = w.out(); } void on_text(const char_type* begin, const char_type* end) { @@ -1113,64 +1913,80 @@ struct chrono_formatter { void on_loc_time(numeric_system) {} void on_us_date() {} void on_iso_date() {} - void on_utc_offset() {} + void on_utc_offset(numeric_system) {} void on_tz_name() {} + void on_year(numeric_system) {} + void on_short_year(numeric_system) {} + void on_offset_year() {} + void on_century(numeric_system) {} + void on_iso_week_based_year() {} + void on_iso_week_based_short_year() {} + void on_dec_month(numeric_system) {} + void on_dec0_week_of_year(numeric_system, pad_type) {} + void on_dec1_week_of_year(numeric_system, pad_type) {} + void on_iso_week_of_year(numeric_system, pad_type) {} + void on_day_of_month(numeric_system, pad_type) {} + + void on_day_of_year() { + if (handle_nan_inf()) return; + write(days(), 0); + } - void on_24_hour(numeric_system ns) { + void on_24_hour(numeric_system ns, pad_type pad) { if (handle_nan_inf()) return; - if (ns == numeric_system::standard) return write(hour(), 2); + if (ns == numeric_system::standard) return write(hour(), 2, pad); auto time = tm(); time.tm_hour = to_nonnegative_int(hour(), 24); - format_localized(time, 'H', 'O'); + format_tm(time, &tm_writer_type::on_24_hour, ns, pad); } - void on_12_hour(numeric_system ns) { + void on_12_hour(numeric_system ns, pad_type pad) { if (handle_nan_inf()) return; - if (ns == numeric_system::standard) return write(hour12(), 2); + if (ns == numeric_system::standard) return write(hour12(), 2, pad); auto time = tm(); time.tm_hour = to_nonnegative_int(hour12(), 12); - format_localized(time, 'I', 'O'); + format_tm(time, &tm_writer_type::on_12_hour, ns, pad); } - void on_minute(numeric_system ns) { + void on_minute(numeric_system ns, pad_type pad) { if (handle_nan_inf()) return; - if (ns == numeric_system::standard) return write(minute(), 2); + if (ns == numeric_system::standard) return write(minute(), 2, pad); auto time = tm(); time.tm_min = to_nonnegative_int(minute(), 60); - format_localized(time, 'M', 'O'); + format_tm(time, &tm_writer_type::on_minute, ns, pad); } - void on_second(numeric_system ns) { + void on_second(numeric_system ns, pad_type pad) { if (handle_nan_inf()) return; if (ns == numeric_system::standard) { - write(second(), 2); -#if FMT_SAFE_DURATION_CAST - // convert rep->Rep - using duration_rep = std::chrono::duration; - using duration_Rep = std::chrono::duration; - auto tmpval = fmt_safe_duration_cast(duration_rep{val}); -#else - auto tmpval = std::chrono::duration(val); -#endif - auto ms = get_milliseconds(tmpval); - if (ms != std::chrono::milliseconds(0)) { - *out++ = '.'; - write(ms.count(), 3); + if (std::is_floating_point::value) { + auto buf = memory_buffer(); + write_floating_seconds(buf, std::chrono::duration(val), + precision); + if (negative) *out++ = '-'; + if (buf.size() < 2 || buf[1] == '.') { + out = detail::write_padding(out, pad); + } + out = std::copy(buf.begin(), buf.end(), out); + } else { + write(second(), 2, pad); + write_fractional_seconds( + out, std::chrono::duration(val), precision); } return; } auto time = tm(); time.tm_sec = to_nonnegative_int(second(), 60); - format_localized(time, 'S', 'O'); + format_tm(time, &tm_writer_type::on_second, ns, pad); } void on_12_hour_time() { if (handle_nan_inf()) return; - format_localized(time(), 'r'); + format_tm(time(), &tm_writer_type::on_12_hour_time); } void on_24_hour_time() { @@ -1189,12 +2005,12 @@ struct chrono_formatter { on_24_hour_time(); *out++ = ':'; if (handle_nan_inf()) return; - write(second(), 2); + on_second(numeric_system::standard, pad_type::zero); } void on_am_pm() { if (handle_nan_inf()) return; - format_localized(time(), 'p'); + format_tm(time(), &tm_writer_type::on_am_pm); } void on_duration_value() { @@ -1208,168 +2024,409 @@ struct chrono_formatter { } }; -FMT_END_DETAIL_NAMESPACE +} // namespace detail #if defined(__cpp_lib_chrono) && __cpp_lib_chrono >= 201907 using weekday = std::chrono::weekday; +using day = std::chrono::day; +using month = std::chrono::month; +using year = std::chrono::year; +using year_month_day = std::chrono::year_month_day; #else // A fallback version of weekday. class weekday { private: - unsigned char value; + unsigned char value_; public: weekday() = default; - explicit constexpr weekday(unsigned wd) noexcept - : value(static_cast(wd != 7 ? wd : 0)) {} - constexpr unsigned c_encoding() const noexcept { return value; } + constexpr explicit weekday(unsigned wd) noexcept + : value_(static_cast(wd != 7 ? wd : 0)) {} + constexpr auto c_encoding() const noexcept -> unsigned { return value_; } +}; + +class day { + private: + unsigned char value_; + + public: + day() = default; + constexpr explicit day(unsigned d) noexcept + : value_(static_cast(d)) {} + constexpr explicit operator unsigned() const noexcept { return value_; } +}; + +class month { + private: + unsigned char value_; + + public: + month() = default; + constexpr explicit month(unsigned m) noexcept + : value_(static_cast(m)) {} + constexpr explicit operator unsigned() const noexcept { return value_; } +}; + +class year { + private: + int value_; + + public: + year() = default; + constexpr explicit year(int y) noexcept : value_(y) {} + constexpr explicit operator int() const noexcept { return value_; } }; -class year_month_day {}; +class year_month_day { + private: + fmt::year year_; + fmt::month month_; + fmt::day day_; + + public: + year_month_day() = default; + constexpr year_month_day(const year& y, const month& m, const day& d) noexcept + : year_(y), month_(m), day_(d) {} + constexpr auto year() const noexcept -> fmt::year { return year_; } + constexpr auto month() const noexcept -> fmt::month { return month_; } + constexpr auto day() const noexcept -> fmt::day { return day_; } +}; #endif -// A rudimentary weekday formatter. -template <> struct formatter { +template +struct formatter : private formatter { private: - bool localized = false; + bool localized_ = false; + bool use_tm_formatter_ = false; public: - FMT_CONSTEXPR auto parse(format_parse_context& ctx) -> decltype(ctx.begin()) { - auto begin = ctx.begin(), end = ctx.end(); - if (begin != end && *begin == 'L') { - ++begin; - localized = true; + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + if (it != end && *it == 'L') { + ++it; + localized_ = true; + return it; } - return begin; + use_tm_formatter_ = it != end && *it != '}'; + return use_tm_formatter_ ? formatter::parse(ctx) : it; } - auto format(weekday wd, format_context& ctx) -> decltype(ctx.out()) { + template + auto format(weekday wd, FormatContext& ctx) const -> decltype(ctx.out()) { auto time = std::tm(); time.tm_wday = static_cast(wd.c_encoding()); - const auto& loc = localized ? ctx.locale().template get() - : std::locale::classic(); - return detail::write(ctx.out(), time, loc, 'a'); + if (use_tm_formatter_) return formatter::format(time, ctx); + detail::get_locale loc(localized_, ctx.locale()); + auto w = detail::tm_writer(loc, ctx.out(), time); + w.on_abbr_weekday(); + return w.out(); } }; -template -struct formatter, Char> { +template +struct formatter : private formatter { private: - basic_format_specs specs; - int precision = -1; - using arg_ref_type = detail::arg_ref; - arg_ref_type width_ref; - arg_ref_type precision_ref; - bool localized = false; - basic_string_view format_str; - using duration = std::chrono::duration; + bool use_tm_formatter_ = false; - struct spec_handler { - formatter& f; - basic_format_parse_context& context; - basic_string_view format_str; + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + use_tm_formatter_ = it != end && *it != '}'; + return use_tm_formatter_ ? formatter::parse(ctx) : it; + } - template FMT_CONSTEXPR arg_ref_type make_arg_ref(Id arg_id) { - context.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } + template + auto format(day d, FormatContext& ctx) const -> decltype(ctx.out()) { + auto time = std::tm(); + time.tm_mday = static_cast(static_cast(d)); + if (use_tm_formatter_) return formatter::format(time, ctx); + detail::get_locale loc(false, ctx.locale()); + auto w = detail::tm_writer(loc, ctx.out(), time); + w.on_day_of_month(detail::numeric_system::standard, detail::pad_type::zero); + return w.out(); + } +}; - FMT_CONSTEXPR arg_ref_type make_arg_ref(basic_string_view arg_id) { - context.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } +template +struct formatter : private formatter { + private: + bool localized_ = false; + bool use_tm_formatter_ = false; - FMT_CONSTEXPR arg_ref_type make_arg_ref(detail::auto_id) { - return arg_ref_type(context.next_arg_id()); + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + if (it != end && *it == 'L') { + ++it; + localized_ = true; + return it; } + use_tm_formatter_ = it != end && *it != '}'; + return use_tm_formatter_ ? formatter::parse(ctx) : it; + } - void on_error(const char* msg) { FMT_THROW(format_error(msg)); } - FMT_CONSTEXPR void on_fill(basic_string_view fill) { - f.specs.fill = fill; - } - FMT_CONSTEXPR void on_align(align_t align) { f.specs.align = align; } - FMT_CONSTEXPR void on_width(int width) { f.specs.width = width; } - FMT_CONSTEXPR void on_precision(int _precision) { - f.precision = _precision; - } - FMT_CONSTEXPR void end_precision() {} + template + auto format(month m, FormatContext& ctx) const -> decltype(ctx.out()) { + auto time = std::tm(); + time.tm_mon = static_cast(static_cast(m)) - 1; + if (use_tm_formatter_) return formatter::format(time, ctx); + detail::get_locale loc(localized_, ctx.locale()); + auto w = detail::tm_writer(loc, ctx.out(), time); + w.on_abbr_month(); + return w.out(); + } +}; - template FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { - f.width_ref = make_arg_ref(arg_id); - } +template +struct formatter : private formatter { + private: + bool use_tm_formatter_ = false; - template FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { - f.precision_ref = make_arg_ref(arg_id); - } - }; + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + use_tm_formatter_ = it != end && *it != '}'; + return use_tm_formatter_ ? formatter::parse(ctx) : it; + } - using iterator = typename basic_format_parse_context::iterator; - struct parse_range { - iterator begin; - iterator end; - }; + template + auto format(year y, FormatContext& ctx) const -> decltype(ctx.out()) { + auto time = std::tm(); + time.tm_year = static_cast(y) - 1900; + if (use_tm_formatter_) return formatter::format(time, ctx); + detail::get_locale loc(false, ctx.locale()); + auto w = detail::tm_writer(loc, ctx.out(), time); + w.on_year(detail::numeric_system::standard); + return w.out(); + } +}; - FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context& ctx) { - auto begin = ctx.begin(), end = ctx.end(); - if (begin == end || *begin == '}') return {begin, begin}; - spec_handler handler{*this, ctx, format_str}; - begin = detail::parse_align(begin, end, handler); - if (begin == end) return {begin, begin}; - begin = detail::parse_width(begin, end, handler); - if (begin == end) return {begin, begin}; - if (*begin == '.') { - if (std::is_floating_point::value) - begin = detail::parse_precision(begin, end, handler); - else - handler.on_error("precision not allowed for this argument type"); - } - if (begin != end && *begin == 'L') { - ++begin; - localized = true; - } - end = parse_chrono_format(begin, end, detail::chrono_format_checker()); - return {begin, end}; +template +struct formatter : private formatter { + private: + bool use_tm_formatter_ = false; + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + use_tm_formatter_ = it != end && *it != '}'; + return use_tm_formatter_ ? formatter::parse(ctx) : it; } + template + auto format(year_month_day val, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto time = std::tm(); + time.tm_year = static_cast(val.year()) - 1900; + time.tm_mon = static_cast(static_cast(val.month())) - 1; + time.tm_mday = static_cast(static_cast(val.day())); + if (use_tm_formatter_) return formatter::format(time, ctx); + detail::get_locale loc(true, ctx.locale()); + auto w = detail::tm_writer(loc, ctx.out(), time); + w.on_iso_date(); + return w.out(); + } +}; + +template +struct formatter, Char> { + private: + format_specs specs_; + detail::arg_ref width_ref_; + detail::arg_ref precision_ref_; + bool localized_ = false; + basic_string_view format_str_; + public: FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) -> decltype(ctx.begin()) { - auto range = do_parse(ctx); - format_str = basic_string_view( - &*range.begin, detail::to_unsigned(range.end - range.begin)); - return range.end; + auto it = ctx.begin(), end = ctx.end(); + if (it == end || *it == '}') return it; + + it = detail::parse_align(it, end, specs_); + if (it == end) return it; + + it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx); + if (it == end) return it; + + auto checker = detail::chrono_format_checker(); + if (*it == '.') { + checker.has_precision_integral = !std::is_floating_point::value; + it = detail::parse_precision(it, end, specs_.precision, precision_ref_, + ctx); + } + if (it != end && *it == 'L') { + localized_ = true; + ++it; + } + end = detail::parse_chrono_format(it, end, checker); + format_str_ = {it, detail::to_unsigned(end - it)}; + return end; } template - auto format(const duration& d, FormatContext& ctx) const + auto format(std::chrono::duration d, FormatContext& ctx) const -> decltype(ctx.out()) { - auto specs_copy = specs; - auto precision_copy = precision; - auto begin = format_str.begin(), end = format_str.end(); + auto specs = specs_; + auto precision = specs.precision; + specs.precision = -1; + auto begin = format_str_.begin(), end = format_str_.end(); // As a possible future optimization, we could avoid extra copying if width // is not specified. - basic_memory_buffer buf; + auto buf = basic_memory_buffer(); auto out = std::back_inserter(buf); - detail::handle_dynamic_spec(specs_copy.width, - width_ref, ctx); - detail::handle_dynamic_spec(precision_copy, - precision_ref, ctx); + detail::handle_dynamic_spec(specs.width, width_ref_, + ctx); + detail::handle_dynamic_spec(precision, + precision_ref_, ctx); if (begin == end || *begin == '}') { - out = detail::format_duration_value(out, d.count(), precision_copy); + out = detail::format_duration_value(out, d.count(), precision); detail::format_duration_unit(out); } else { - detail::chrono_formatter f( - ctx, out, d); - f.precision = precision_copy; - f.localized = localized; + using chrono_formatter = + detail::chrono_formatter; + auto f = chrono_formatter(ctx, out, d); + f.precision = precision; + f.localized = localized_; detail::parse_chrono_format(begin, end, f); } return detail::write( - ctx.out(), basic_string_view(buf.data(), buf.size()), specs_copy); + ctx.out(), basic_string_view(buf.data(), buf.size()), specs); + } +}; + +template +struct formatter, + Char> : formatter { + FMT_CONSTEXPR formatter() { + this->format_str_ = detail::string_literal{}; + } + + template + auto format(std::chrono::time_point val, + FormatContext& ctx) const -> decltype(ctx.out()) { + std::tm tm = gmtime(val); + using period = typename Duration::period; + if (detail::const_check( + period::num == 1 && period::den == 1 && + !std::is_floating_point::value)) { + return formatter::format(tm, ctx); + } + Duration epoch = val.time_since_epoch(); + Duration subsecs = detail::fmt_duration_cast( + epoch - detail::fmt_duration_cast(epoch)); + if (subsecs.count() < 0) { + auto second = + detail::fmt_duration_cast(std::chrono::seconds(1)); + if (tm.tm_sec != 0) + --tm.tm_sec; + else + tm = gmtime(val - second); + subsecs += detail::fmt_duration_cast(std::chrono::seconds(1)); + } + return formatter::do_format(tm, ctx, &subsecs); + } +}; + +#if FMT_USE_LOCAL_TIME +template +struct formatter, Char> + : formatter { + FMT_CONSTEXPR formatter() { + this->format_str_ = detail::string_literal{}; + } + + template + auto format(std::chrono::local_time val, FormatContext& ctx) const + -> decltype(ctx.out()) { + using period = typename Duration::period; + if (period::num != 1 || period::den != 1 || + std::is_floating_point::value) { + const auto epoch = val.time_since_epoch(); + const auto subsecs = detail::fmt_duration_cast( + epoch - detail::fmt_duration_cast(epoch)); + + return formatter::do_format(localtime(val), ctx, &subsecs); + } + + return formatter::format(localtime(val), ctx); + } +}; +#endif + +#if FMT_USE_UTC_TIME +template +struct formatter, + Char> + : formatter, + Char> { + template + auto format(std::chrono::time_point val, + FormatContext& ctx) const -> decltype(ctx.out()) { + return formatter< + std::chrono::time_point, + Char>::format(std::chrono::utc_clock::to_sys(val), ctx); + } +}; +#endif + +template struct formatter { + private: + format_specs specs_; + detail::arg_ref width_ref_; + + protected: + basic_string_view format_str_; + + template + auto do_format(const std::tm& tm, FormatContext& ctx, + const Duration* subsecs) const -> decltype(ctx.out()) { + auto specs = specs_; + auto buf = basic_memory_buffer(); + auto out = std::back_inserter(buf); + detail::handle_dynamic_spec(specs.width, width_ref_, + ctx); + + auto loc_ref = ctx.locale(); + detail::get_locale loc(static_cast(loc_ref), loc_ref); + auto w = + detail::tm_writer(loc, out, tm, subsecs); + detail::parse_chrono_format(format_str_.begin(), format_str_.end(), w); + return detail::write( + ctx.out(), basic_string_view(buf.data(), buf.size()), specs); + } + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + if (it == end || *it == '}') return it; + + it = detail::parse_align(it, end, specs_); + if (it == end) return it; + + it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx); + if (it == end) return it; + + end = detail::parse_chrono_format(it, end, detail::tm_format_checker()); + // Replace the default format_str only if the new spec is not empty. + if (end != it) format_str_ = {it, detail::to_unsigned(end - it)}; + return end; + } + + template + auto format(const std::tm& tm, FormatContext& ctx) const + -> decltype(ctx.out()) { + return do_format(tm, ctx, nullptr); } }; -FMT_MODULE_EXPORT_END +FMT_END_EXPORT FMT_END_NAMESPACE #endif // FMT_CHRONO_H_ diff --git a/src/3rdparty/fmt/color.h b/src/3rdparty/fmt/color.h index dfbe4829..f0e9dd94 100644 --- a/src/3rdparty/fmt/color.h +++ b/src/3rdparty/fmt/color.h @@ -10,15 +10,8 @@ #include "format.h" -// __declspec(deprecated) is broken in some MSVC versions. -#if FMT_MSC_VER -# define FMT_DEPRECATED_NONMSVC -#else -# define FMT_DEPRECATED_NONMSVC FMT_DEPRECATED -#endif - FMT_BEGIN_NAMESPACE -FMT_MODULE_EXPORT_BEGIN +FMT_BEGIN_EXPORT enum class color : uint32_t { alice_blue = 0xF0F8FF, // rgb(240,248,255) @@ -210,21 +203,20 @@ struct rgb { uint8_t b; }; -FMT_BEGIN_DETAIL_NAMESPACE +namespace detail { // color is a struct of either a rgb color or a terminal color. struct color_type { - FMT_CONSTEXPR color_type() FMT_NOEXCEPT : is_rgb(), value{} {} - FMT_CONSTEXPR color_type(color rgb_color) FMT_NOEXCEPT : is_rgb(true), - value{} { + FMT_CONSTEXPR color_type() noexcept : is_rgb(), value{} {} + FMT_CONSTEXPR color_type(color rgb_color) noexcept : is_rgb(true), value{} { value.rgb_color = static_cast(rgb_color); } - FMT_CONSTEXPR color_type(rgb rgb_color) FMT_NOEXCEPT : is_rgb(true), value{} { + FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : is_rgb(true), value{} { value.rgb_color = (static_cast(rgb_color.r) << 16) | (static_cast(rgb_color.g) << 8) | rgb_color.b; } - FMT_CONSTEXPR color_type(terminal_color term_color) FMT_NOEXCEPT : is_rgb(), - value{} { + FMT_CONSTEXPR color_type(terminal_color term_color) noexcept + : is_rgb(), value{} { value.term_color = static_cast(term_color); } bool is_rgb; @@ -233,24 +225,21 @@ struct color_type { uint32_t rgb_color; } value; }; +} // namespace detail -FMT_END_DETAIL_NAMESPACE - -/** A text style consisting of foreground and background colors and emphasis. */ +/// A text style consisting of foreground and background colors and emphasis. class text_style { public: - FMT_CONSTEXPR text_style(emphasis em = emphasis()) FMT_NOEXCEPT - : set_foreground_color(), - set_background_color(), - ems(em) {} + FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept + : set_foreground_color(), set_background_color(), ems(em) {} - FMT_CONSTEXPR text_style& operator|=(const text_style& rhs) { + FMT_CONSTEXPR auto operator|=(const text_style& rhs) -> text_style& { if (!set_foreground_color) { set_foreground_color = rhs.set_foreground_color; foreground_color = rhs.foreground_color; } else if (rhs.set_foreground_color) { if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) - FMT_THROW(format_error("can't OR a terminal color")); + report_error("can't OR a terminal color"); foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; } @@ -259,7 +248,7 @@ class text_style { background_color = rhs.background_color; } else if (rhs.set_background_color) { if (!background_color.is_rgb || !rhs.background_color.is_rgb) - FMT_THROW(format_error("can't OR a terminal color")); + report_error("can't OR a terminal color"); background_color.value.rgb_color |= rhs.background_color.value.rgb_color; } @@ -268,49 +257,37 @@ class text_style { return *this; } - friend FMT_CONSTEXPR text_style operator|(text_style lhs, - const text_style& rhs) { + friend FMT_CONSTEXPR auto operator|(text_style lhs, const text_style& rhs) + -> text_style { return lhs |= rhs; } - FMT_DEPRECATED_NONMSVC FMT_CONSTEXPR text_style& operator&=( - const text_style& rhs) { - return and_assign(rhs); - } - - FMT_DEPRECATED_NONMSVC friend FMT_CONSTEXPR text_style - operator&(text_style lhs, const text_style& rhs) { - return lhs.and_assign(rhs); - } - - FMT_CONSTEXPR bool has_foreground() const FMT_NOEXCEPT { + FMT_CONSTEXPR auto has_foreground() const noexcept -> bool { return set_foreground_color; } - FMT_CONSTEXPR bool has_background() const FMT_NOEXCEPT { + FMT_CONSTEXPR auto has_background() const noexcept -> bool { return set_background_color; } - FMT_CONSTEXPR bool has_emphasis() const FMT_NOEXCEPT { + FMT_CONSTEXPR auto has_emphasis() const noexcept -> bool { return static_cast(ems) != 0; } - FMT_CONSTEXPR detail::color_type get_foreground() const FMT_NOEXCEPT { + FMT_CONSTEXPR auto get_foreground() const noexcept -> detail::color_type { FMT_ASSERT(has_foreground(), "no foreground specified for this style"); return foreground_color; } - FMT_CONSTEXPR detail::color_type get_background() const FMT_NOEXCEPT { + FMT_CONSTEXPR auto get_background() const noexcept -> detail::color_type { FMT_ASSERT(has_background(), "no background specified for this style"); return background_color; } - FMT_CONSTEXPR emphasis get_emphasis() const FMT_NOEXCEPT { + FMT_CONSTEXPR auto get_emphasis() const noexcept -> emphasis { FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); return ems; } private: FMT_CONSTEXPR text_style(bool is_foreground, - detail::color_type text_color) FMT_NOEXCEPT - : set_foreground_color(), - set_background_color(), - ems() { + detail::color_type text_color) noexcept + : set_foreground_color(), set_background_color(), ems() { if (is_foreground) { foreground_color = text_color; set_foreground_color = true; @@ -320,36 +297,11 @@ class text_style { } } - // DEPRECATED! - FMT_CONSTEXPR text_style& and_assign(const text_style& rhs) { - if (!set_foreground_color) { - set_foreground_color = rhs.set_foreground_color; - foreground_color = rhs.foreground_color; - } else if (rhs.set_foreground_color) { - if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) - FMT_THROW(format_error("can't AND a terminal color")); - foreground_color.value.rgb_color &= rhs.foreground_color.value.rgb_color; - } - - if (!set_background_color) { - set_background_color = rhs.set_background_color; - background_color = rhs.background_color; - } else if (rhs.set_background_color) { - if (!background_color.is_rgb || !rhs.background_color.is_rgb) - FMT_THROW(format_error("can't AND a terminal color")); - background_color.value.rgb_color &= rhs.background_color.value.rgb_color; - } - - ems = static_cast(static_cast(ems) & - static_cast(rhs.ems)); - return *this; - } - - friend FMT_CONSTEXPR_DECL text_style fg(detail::color_type foreground) - FMT_NOEXCEPT; + friend FMT_CONSTEXPR auto fg(detail::color_type foreground) noexcept + -> text_style; - friend FMT_CONSTEXPR_DECL text_style bg(detail::color_type background) - FMT_NOEXCEPT; + friend FMT_CONSTEXPR auto bg(detail::color_type background) noexcept + -> text_style; detail::color_type foreground_color; detail::color_type background_color; @@ -358,26 +310,28 @@ class text_style { emphasis ems; }; -/** Creates a text style from the foreground (text) color. */ -FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) FMT_NOEXCEPT { +/// Creates a text style from the foreground (text) color. +FMT_CONSTEXPR inline auto fg(detail::color_type foreground) noexcept + -> text_style { return text_style(true, foreground); } -/** Creates a text style from the background color. */ -FMT_CONSTEXPR inline text_style bg(detail::color_type background) FMT_NOEXCEPT { +/// Creates a text style from the background color. +FMT_CONSTEXPR inline auto bg(detail::color_type background) noexcept + -> text_style { return text_style(false, background); } -FMT_CONSTEXPR inline text_style operator|(emphasis lhs, - emphasis rhs) FMT_NOEXCEPT { +FMT_CONSTEXPR inline auto operator|(emphasis lhs, emphasis rhs) noexcept + -> text_style { return text_style(lhs) | rhs; } -FMT_BEGIN_DETAIL_NAMESPACE +namespace detail { template struct ansi_color_escape { FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, - const char* esc) FMT_NOEXCEPT { + const char* esc) noexcept { // If we have a terminal color, we need to output another escape code // sequence. if (!text_color.is_rgb) { @@ -412,7 +366,7 @@ template struct ansi_color_escape { to_esc(color.b, buffer + 15, 'm'); buffer[19] = static_cast(0); } - FMT_CONSTEXPR ansi_color_escape(emphasis em) FMT_NOEXCEPT { + FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept { uint8_t em_codes[num_emphases] = {}; if (has_emphasis(em, emphasis::bold)) em_codes[0] = 1; if (has_emphasis(em, emphasis::faint)) em_codes[1] = 2; @@ -433,11 +387,11 @@ template struct ansi_color_escape { } buffer[index++] = static_cast(0); } - FMT_CONSTEXPR operator const Char*() const FMT_NOEXCEPT { return buffer; } + FMT_CONSTEXPR operator const Char*() const noexcept { return buffer; } - FMT_CONSTEXPR const Char* begin() const FMT_NOEXCEPT { return buffer; } - FMT_CONSTEXPR_CHAR_TRAITS const Char* end() const FMT_NOEXCEPT { - return buffer + std::char_traits::length(buffer); + FMT_CONSTEXPR auto begin() const noexcept -> const Char* { return buffer; } + FMT_CONSTEXPR20 auto end() const noexcept -> const Char* { + return buffer + basic_string_view(buffer).size(); } private: @@ -445,63 +399,51 @@ template struct ansi_color_escape { Char buffer[7u + 3u * num_emphases + 1u]; static FMT_CONSTEXPR void to_esc(uint8_t c, Char* out, - char delimiter) FMT_NOEXCEPT { + char delimiter) noexcept { out[0] = static_cast('0' + c / 100); out[1] = static_cast('0' + c / 10 % 10); out[2] = static_cast('0' + c % 10); out[3] = static_cast(delimiter); } - static FMT_CONSTEXPR bool has_emphasis(emphasis em, - emphasis mask) FMT_NOEXCEPT { + static FMT_CONSTEXPR auto has_emphasis(emphasis em, emphasis mask) noexcept + -> bool { return static_cast(em) & static_cast(mask); } }; template -FMT_CONSTEXPR ansi_color_escape make_foreground_color( - detail::color_type foreground) FMT_NOEXCEPT { +FMT_CONSTEXPR auto make_foreground_color(detail::color_type foreground) noexcept + -> ansi_color_escape { return ansi_color_escape(foreground, "\x1b[38;2;"); } template -FMT_CONSTEXPR ansi_color_escape make_background_color( - detail::color_type background) FMT_NOEXCEPT { +FMT_CONSTEXPR auto make_background_color(detail::color_type background) noexcept + -> ansi_color_escape { return ansi_color_escape(background, "\x1b[48;2;"); } template -FMT_CONSTEXPR ansi_color_escape make_emphasis(emphasis em) FMT_NOEXCEPT { +FMT_CONSTEXPR auto make_emphasis(emphasis em) noexcept + -> ansi_color_escape { return ansi_color_escape(em); } -template -inline void fputs(const Char* chars, FILE* stream) FMT_NOEXCEPT { - std::fputs(chars, stream); -} - -template <> -inline void fputs(const wchar_t* chars, FILE* stream) FMT_NOEXCEPT { - std::fputws(chars, stream); -} - -template inline void reset_color(FILE* stream) FMT_NOEXCEPT { - fputs("\x1b[0m", stream); -} - -template <> inline void reset_color(FILE* stream) FMT_NOEXCEPT { - fputs(L"\x1b[0m", stream); -} - -template -inline void reset_color(buffer& buffer) FMT_NOEXCEPT { +template inline void reset_color(buffer& buffer) { auto reset_color = string_view("\x1b[0m"); buffer.append(reset_color.begin(), reset_color.end()); } +template struct styled_arg : detail::view { + const T& value; + text_style style; + styled_arg(const T& v, text_style s) : value(v), style(s) {} +}; + template -void vformat_to(buffer& buf, const text_style& ts, - basic_string_view format_str, - basic_format_args>> args) { +void vformat_to( + buffer& buf, const text_style& ts, basic_string_view format_str, + basic_format_args>> args) { bool has_style = false; if (ts.has_emphasis()) { has_style = true; @@ -522,117 +464,149 @@ void vformat_to(buffer& buf, const text_style& ts, if (has_style) detail::reset_color(buf); } -FMT_END_DETAIL_NAMESPACE +} // namespace detail -template > -void vprint(std::FILE* f, const text_style& ts, const S& format, - basic_format_args>> args) { - basic_memory_buffer buf; - detail::vformat_to(buf, ts, to_string_view(format), args); - buf.push_back(Char(0)); - detail::fputs(buf.data(), f); +inline void vprint(FILE* f, const text_style& ts, string_view fmt, + format_args args) { + auto buf = memory_buffer(); + detail::vformat_to(buf, ts, fmt, args); + print(f, FMT_STRING("{}"), string_view(buf.begin(), buf.size())); } /** - \rst - Formats a string and prints it to the specified file stream using ANSI - escape sequences to specify text formatting. - - **Example**:: - - fmt::print(fmt::emphasis::bold | fg(fmt::color::red), - "Elapsed time: {0:.2f} seconds", 1.23); - \endrst + * Formats a string and prints it to the specified file stream using ANSI + * escape sequences to specify text formatting. + * + * **Example**: + * + * fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + * "Elapsed time: {0:.2f} seconds", 1.23); */ -template ::value)> -void print(std::FILE* f, const text_style& ts, const S& format_str, - const Args&... args) { - vprint(f, ts, format_str, - fmt::make_args_checked(format_str, args...)); +template +void print(FILE* f, const text_style& ts, format_string fmt, + T&&... args) { + vprint(f, ts, fmt, fmt::make_format_args(args...)); } /** - \rst - Formats a string and prints it to stdout using ANSI escape sequences to - specify text formatting. - - **Example**:: - - fmt::print(fmt::emphasis::bold | fg(fmt::color::red), - "Elapsed time: {0:.2f} seconds", 1.23); - \endrst + * Formats a string and prints it to stdout using ANSI escape sequences to + * specify text formatting. + * + * **Example**: + * + * fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + * "Elapsed time: {0:.2f} seconds", 1.23); */ -template ::value)> -void print(const text_style& ts, const S& format_str, const Args&... args) { - return print(stdout, ts, format_str, args...); +template +void print(const text_style& ts, format_string fmt, T&&... args) { + return print(stdout, ts, fmt, std::forward(args)...); } -template > -inline std::basic_string vformat( - const text_style& ts, const S& format_str, - basic_format_args>> args) { - basic_memory_buffer buf; - detail::vformat_to(buf, ts, to_string_view(format_str), args); +inline auto vformat(const text_style& ts, string_view fmt, format_args args) + -> std::string { + auto buf = memory_buffer(); + detail::vformat_to(buf, ts, fmt, args); return fmt::to_string(buf); } /** - \rst - Formats arguments and returns the result as a string using ANSI - escape sequences to specify text formatting. - - **Example**:: - - #include - std::string message = fmt::format(fmt::emphasis::bold | fg(fmt::color::red), - "The answer is {}", 42); - \endrst -*/ -template > -inline std::basic_string format(const text_style& ts, const S& format_str, - const Args&... args) { - return fmt::vformat(ts, to_string_view(format_str), - fmt::make_args_checked(format_str, args...)); + * Formats arguments and returns the result as a string using ANSI escape + * sequences to specify text formatting. + * + * **Example**: + * + * ``` + * #include + * std::string message = fmt::format(fmt::emphasis::bold | fg(fmt::color::red), + * "The answer is {}", 42); + * ``` + */ +template +inline auto format(const text_style& ts, format_string fmt, T&&... args) + -> std::string { + return fmt::vformat(ts, fmt, fmt::make_format_args(args...)); +} + +/// Formats a string with the given text_style and writes the output to `out`. +template ::value)> +auto vformat_to(OutputIt out, const text_style& ts, string_view fmt, + format_args args) -> OutputIt { + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, ts, fmt, args); + return detail::get_iterator(buf, out); } /** - Formats a string with the given text_style and writes the output to ``out``. + * Formats arguments with the given text style, writes the result to the output + * iterator `out` and returns the iterator past the end of the output range. + * + * **Example**: + * + * std::vector out; + * fmt::format_to(std::back_inserter(out), + * fmt::emphasis::bold | fg(fmt::color::red), "{}", 42); */ -template ::value)> -OutputIt vformat_to( - OutputIt out, const text_style& ts, basic_string_view format_str, - basic_format_args>> args) { - auto&& buf = detail::get_buffer(out); - detail::vformat_to(buf, ts, format_str, args); - return detail::get_iterator(buf); +template ::value)> +inline auto format_to(OutputIt out, const text_style& ts, + format_string fmt, T&&... args) -> OutputIt { + return vformat_to(out, ts, fmt, fmt::make_format_args(args...)); } +template +struct formatter, Char> : formatter { + template + auto format(const detail::styled_arg& arg, FormatContext& ctx) const + -> decltype(ctx.out()) { + const auto& ts = arg.style; + const auto& value = arg.value; + auto out = ctx.out(); + + bool has_style = false; + if (ts.has_emphasis()) { + has_style = true; + auto emphasis = detail::make_emphasis(ts.get_emphasis()); + out = std::copy(emphasis.begin(), emphasis.end(), out); + } + if (ts.has_foreground()) { + has_style = true; + auto foreground = + detail::make_foreground_color(ts.get_foreground()); + out = std::copy(foreground.begin(), foreground.end(), out); + } + if (ts.has_background()) { + has_style = true; + auto background = + detail::make_background_color(ts.get_background()); + out = std::copy(background.begin(), background.end(), out); + } + out = formatter::format(value, ctx); + if (has_style) { + auto reset_color = string_view("\x1b[0m"); + out = std::copy(reset_color.begin(), reset_color.end(), out); + } + return out; + } +}; + /** - \rst - Formats arguments with the given text_style, writes the result to the output - iterator ``out`` and returns the iterator past the end of the output range. - - **Example**:: - - std::vector out; - fmt::format_to(std::back_inserter(out), - fmt::emphasis::bold | fg(fmt::color::red), "{}", 42); - \endrst -*/ -template >::value&& - detail::is_string::value> -inline auto format_to(OutputIt out, const text_style& ts, const S& format_str, - Args&&... args) -> - typename std::enable_if::type { - return vformat_to(out, ts, to_string_view(format_str), - fmt::make_args_checked(format_str, args...)); + * Returns an argument that will be formatted using ANSI escape sequences, + * to be used in a formatting function. + * + * **Example**: + * + * fmt::print("Elapsed time: {0:.2f} seconds", + * fmt::styled(1.23, fmt::fg(fmt::color::green) | + * fmt::bg(fmt::color::blue))); + */ +template +FMT_CONSTEXPR auto styled(const T& value, text_style ts) + -> detail::styled_arg> { + return detail::styled_arg>{value, ts}; } -FMT_MODULE_EXPORT_END +FMT_END_EXPORT FMT_END_NAMESPACE #endif // FMT_COLOR_H_ diff --git a/src/3rdparty/fmt/compile.h b/src/3rdparty/fmt/compile.h index 97e1240e..d77de358 100644 --- a/src/3rdparty/fmt/compile.h +++ b/src/3rdparty/fmt/compile.h @@ -8,178 +8,62 @@ #ifndef FMT_COMPILE_H_ #define FMT_COMPILE_H_ +#ifndef FMT_IMPORT_STD +# include // std::back_inserter +#endif + #include "format.h" FMT_BEGIN_NAMESPACE -namespace detail { - -// An output iterator that counts the number of objects written to it and -// discards them. -class counting_iterator { - private: - size_t count_; - - public: - using iterator_category = std::output_iterator_tag; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - using _Unchecked_type = counting_iterator; // Mark iterator as checked. - - struct value_type { - template void operator=(const T&) {} - }; - - counting_iterator() : count_(0) {} - size_t count() const { return count_; } - - counting_iterator& operator++() { - ++count_; - return *this; - } - counting_iterator operator++(int) { - auto it = *this; - ++*this; - return it; - } - - friend counting_iterator operator+(counting_iterator it, difference_type n) { - it.count_ += static_cast(n); - return it; - } +// A compile-time string which is compiled into fast formatting code. +FMT_EXPORT class compiled_string {}; - value_type operator*() const { return {}; } -}; +namespace detail { -template -inline counting_iterator copy_str(InputIt begin, InputIt end, - counting_iterator it) { +template +FMT_CONSTEXPR inline auto copy(InputIt begin, InputIt end, counting_iterator it) + -> counting_iterator { return it + (end - begin); } -template class truncating_iterator_base { - protected: - OutputIt out_; - size_t limit_; - size_t count_ = 0; - - truncating_iterator_base() : out_(), limit_(0) {} - - truncating_iterator_base(OutputIt out, size_t limit) - : out_(out), limit_(limit) {} - - public: - using iterator_category = std::output_iterator_tag; - using value_type = typename std::iterator_traits::value_type; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - using _Unchecked_type = - truncating_iterator_base; // Mark iterator as checked. - - OutputIt base() const { return out_; } - size_t count() const { return count_; } -}; - -// An output iterator that truncates the output and counts the number of objects -// written to it. -template ::value_type>::type> -class truncating_iterator; - -template -class truncating_iterator - : public truncating_iterator_base { - mutable typename truncating_iterator_base::value_type blackhole_; - - public: - using value_type = typename truncating_iterator_base::value_type; - - truncating_iterator() = default; - - truncating_iterator(OutputIt out, size_t limit) - : truncating_iterator_base(out, limit) {} - - truncating_iterator& operator++() { - if (this->count_++ < this->limit_) ++this->out_; - return *this; - } - - truncating_iterator operator++(int) { - auto it = *this; - ++*this; - return it; - } - - value_type& operator*() const { - return this->count_ < this->limit_ ? *this->out_ : blackhole_; - } -}; - -template -class truncating_iterator - : public truncating_iterator_base { - public: - truncating_iterator() = default; - - truncating_iterator(OutputIt out, size_t limit) - : truncating_iterator_base(out, limit) {} - - template truncating_iterator& operator=(T val) { - if (this->count_++ < this->limit_) *this->out_++ = val; - return *this; - } - - truncating_iterator& operator++() { return *this; } - truncating_iterator& operator++(int) { return *this; } - truncating_iterator& operator*() { return *this; } -}; - -// A compile-time string which is compiled into fast formatting code. -class compiled_string {}; - template struct is_compiled_string : std::is_base_of {}; /** - \rst - Converts a string literal *s* into a format string that will be parsed at - compile time and converted into efficient formatting code. Requires C++17 - ``constexpr if`` compiler support. - - **Example**:: - - // Converts 42 into std::string using the most efficient method and no - // runtime format string processing. - std::string s = fmt::format(FMT_COMPILE("{}"), 42); - \endrst + * Converts a string literal `s` into a format string that will be parsed at + * compile time and converted into efficient formatting code. Requires C++17 + * `constexpr if` compiler support. + * + * **Example**: + * + * // Converts 42 into std::string using the most efficient method and no + * // runtime format string processing. + * std::string s = fmt::format(FMT_COMPILE("{}"), 42); */ -#ifdef __cpp_if_constexpr -# define FMT_COMPILE(s) \ - FMT_STRING_IMPL(s, fmt::detail::compiled_string, explicit) +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +# define FMT_COMPILE(s) FMT_STRING_IMPL(s, fmt::compiled_string, explicit) #else # define FMT_COMPILE(s) FMT_STRING(s) #endif -#if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS +#if FMT_USE_NONTYPE_TEMPLATE_ARGS template Str> struct udl_compiled_string : compiled_string { using char_type = Char; - constexpr operator basic_string_view() const { + explicit constexpr operator basic_string_view() const { return {Str.data, N - 1}; } }; #endif template -const T& first(const T& value, const Tail&...) { +auto first(const T& value, const Tail&...) -> const T& { return value; } -#ifdef __cpp_if_constexpr +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) template struct type_list {}; // Returns a reference to the argument at index N from [first, rest...]. @@ -190,7 +74,7 @@ constexpr const auto& get([[maybe_unused]] const T& first, if constexpr (N == 0) return first; else - return get(rest...); + return detail::get(rest...); } template @@ -202,7 +86,8 @@ constexpr int get_arg_index_by_name(basic_string_view name, template struct get_type_impl; template struct get_type_impl> { - using type = remove_cvref_t(std::declval()...))>; + using type = + remove_cvref_t(std::declval()...))>; }; template @@ -235,14 +120,15 @@ template struct code_unit { template constexpr OutputIt format(OutputIt out, const Args&...) const { - return write(out, value); + *out++ = value; + return out; } }; // This ensures that the argument type is convertible to `const T&`. template constexpr const T& get_arg_checked(const Args&... args) { - const auto& arg = get(args...); + const auto& arg = detail::get(args...); if constexpr (detail::is_named_arg>()) { return arg.value; } else { @@ -259,7 +145,12 @@ template struct field { template constexpr OutputIt format(OutputIt out, const Args&... args) const { - return write(out, get_arg_checked(args...)); + const T& arg = get_arg_checked(args...); + if constexpr (std::is_convertible>::value) { + auto s = basic_string_view(arg); + return copy(s.begin(), s.end(), out); + } + return write(out, arg); } }; @@ -347,13 +238,12 @@ constexpr size_t parse_text(basic_string_view str, size_t pos) { } template -constexpr auto compile_format_string(S format_str); +constexpr auto compile_format_string(S fmt); template -constexpr auto parse_tail(T head, S format_str) { - if constexpr (POS != - basic_string_view(format_str).size()) { - constexpr auto tail = compile_format_string(format_str); +constexpr auto parse_tail(T head, S fmt) { + if constexpr (POS != basic_string_view(fmt).size()) { + constexpr auto tail = compile_format_string(fmt); if constexpr (std::is_same, unknown_format>()) return tail; @@ -370,36 +260,35 @@ template struct parse_specs_result { int next_arg_id; }; -constexpr int manual_indexing_id = -1; +enum { manual_indexing_id = -1 }; template constexpr parse_specs_result parse_specs(basic_string_view str, size_t pos, int next_arg_id) { str.remove_prefix(pos); - auto ctx = basic_format_parse_context(str, {}, next_arg_id); + auto ctx = + compile_parse_context(str, max_value(), nullptr, next_arg_id); auto f = formatter(); auto end = f.parse(ctx); - return {f, pos + fmt::detail::to_unsigned(end - str.data()) + 1, + return {f, pos + fmt::detail::to_unsigned(end - str.data()), next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; } template struct arg_id_handler { arg_ref arg_id; - constexpr int operator()() { + constexpr int on_auto() { FMT_ASSERT(false, "handler cannot be used with automatic indexing"); return 0; } - constexpr int operator()(int id) { + constexpr int on_index(int id) { arg_id = arg_ref(id); return 0; } - constexpr int operator()(basic_string_view id) { + constexpr int on_name(basic_string_view id) { arg_id = arg_ref(id); return 0; } - - constexpr void on_error(const char* message) { FMT_THROW(format_error(message)); } }; template struct parse_arg_id_result { @@ -425,43 +314,48 @@ struct field_type::value>> { template -constexpr auto parse_replacement_field_then_tail(S format_str) { +constexpr auto parse_replacement_field_then_tail(S fmt) { using char_type = typename S::char_type; - constexpr auto str = basic_string_view(format_str); + constexpr auto str = basic_string_view(fmt); constexpr char_type c = END_POS != str.size() ? str[END_POS] : char_type(); if constexpr (c == '}') { return parse_tail( - field::type, ARG_INDEX>(), - format_str); - } else if constexpr (c == ':') { + field::type, ARG_INDEX>(), fmt); + } else if constexpr (c != ':') { + FMT_THROW(format_error("expected ':'")); + } else { constexpr auto result = parse_specs::type>( str, END_POS + 1, NEXT_ID == manual_indexing_id ? 0 : NEXT_ID); - return parse_tail( - spec_field::type, ARG_INDEX>{ - result.fmt}, - format_str); + if constexpr (result.end >= str.size() || str[result.end] != '}') { + FMT_THROW(format_error("expected '}'")); + return 0; + } else { + return parse_tail( + spec_field::type, ARG_INDEX>{ + result.fmt}, + fmt); + } } } // Compiles a non-empty format string and returns the compiled representation // or unknown_format() on unrecognized input. template -constexpr auto compile_format_string(S format_str) { +constexpr auto compile_format_string(S fmt) { using char_type = typename S::char_type; - constexpr auto str = basic_string_view(format_str); + constexpr auto str = basic_string_view(fmt); if constexpr (str[POS] == '{') { if constexpr (POS + 1 == str.size()) FMT_THROW(format_error("unmatched '{' in format string")); if constexpr (str[POS + 1] == '{') { - return parse_tail(make_text(str, POS, 1), format_str); + return parse_tail(make_text(str, POS, 1), fmt); } else if constexpr (str[POS + 1] == '}' || str[POS + 1] == ':') { static_assert(ID != manual_indexing_id, "cannot switch from manual to automatic argument indexing"); constexpr auto next_id = ID != manual_indexing_id ? ID + 1 : manual_indexing_id; return parse_replacement_field_then_tail, Args, - POS + 1, ID, next_id>( - format_str); + POS + 1, ID, next_id>(fmt); } else { constexpr auto arg_id_result = parse_arg_id(str.data() + POS + 1, str.data() + str.size()); @@ -477,62 +371,57 @@ constexpr auto compile_format_string(S format_str) { return parse_replacement_field_then_tail, Args, arg_id_end_pos, arg_index, manual_indexing_id>( - format_str); + fmt); } else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) { constexpr auto arg_index = get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{}); - if constexpr (arg_index != invalid_arg_index) { + if constexpr (arg_index >= 0) { constexpr auto next_id = ID != manual_indexing_id ? ID + 1 : manual_indexing_id; return parse_replacement_field_then_tail< decltype(get_type::value), Args, arg_id_end_pos, - arg_index, next_id>(format_str); - } else { - if constexpr (c == '}') { - return parse_tail( - runtime_named_field{arg_id_result.arg_id.val.name}, - format_str); - } else if constexpr (c == ':') { - return unknown_format(); // no type info for specs parsing - } + arg_index, next_id>(fmt); + } else if constexpr (c == '}') { + return parse_tail( + runtime_named_field{arg_id_result.arg_id.val.name}, + fmt); + } else if constexpr (c == ':') { + return unknown_format(); // no type info for specs parsing } } } } else if constexpr (str[POS] == '}') { if constexpr (POS + 1 == str.size()) FMT_THROW(format_error("unmatched '}' in format string")); - return parse_tail(make_text(str, POS, 1), format_str); + return parse_tail(make_text(str, POS, 1), fmt); } else { constexpr auto end = parse_text(str, POS + 1); if constexpr (end - POS > 1) { - return parse_tail(make_text(str, POS, end - POS), - format_str); + return parse_tail(make_text(str, POS, end - POS), fmt); } else { - return parse_tail(code_unit{str[POS]}, - format_str); + return parse_tail(code_unit{str[POS]}, fmt); } } } template ::value)> -constexpr auto compile(S format_str) { - constexpr auto str = basic_string_view(format_str); +constexpr auto compile(S fmt) { + constexpr auto str = basic_string_view(fmt); if constexpr (str.size() == 0) { return detail::make_text(str, 0, 0); } else { constexpr auto result = - detail::compile_format_string, 0, 0>( - format_str); + detail::compile_format_string, 0, 0>(fmt); return result; } } -#endif // __cpp_if_constexpr +#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) } // namespace detail -FMT_MODULE_EXPORT_BEGIN +FMT_BEGIN_EXPORT -#ifdef __cpp_if_constexpr +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) template format(const S&, constexpr auto compiled = detail::compile(S()); if constexpr (std::is_same, detail::unknown_format>()) { - return format(static_cast>(S()), - std::forward(args)...); + return fmt::format( + static_cast>(S()), + std::forward(args)...); } else { - return format(compiled, std::forward(args)...); + return fmt::format(compiled, std::forward(args)...); } } @@ -583,57 +473,57 @@ FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S&, Args&&... args) { constexpr auto compiled = detail::compile(S()); if constexpr (std::is_same, detail::unknown_format>()) { - return format_to(out, - static_cast>(S()), - std::forward(args)...); + return fmt::format_to( + out, static_cast>(S()), + std::forward(args)...); } else { - return format_to(out, compiled, std::forward(args)...); + return fmt::format_to(out, compiled, std::forward(args)...); } } #endif template ::value)> -format_to_n_result format_to_n(OutputIt out, size_t n, - const S& format_str, Args&&... args) { - auto it = format_to(detail::truncating_iterator(out, n), format_str, - std::forward(args)...); - return {it.base(), it.count()}; +auto format_to_n(OutputIt out, size_t n, const S& fmt, Args&&... args) + -> format_to_n_result { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + fmt::format_to(std::back_inserter(buf), fmt, std::forward(args)...); + return {buf.out(), buf.count()}; } template ::value)> -size_t formatted_size(const S& format_str, const Args&... args) { - return format_to(detail::counting_iterator(), format_str, args...).count(); +FMT_CONSTEXPR20 auto formatted_size(const S& fmt, const Args&... args) + -> size_t { + return fmt::format_to(detail::counting_iterator(), fmt, args...).count(); } template ::value)> -void print(std::FILE* f, const S& format_str, const Args&... args) { +void print(std::FILE* f, const S& fmt, const Args&... args) { memory_buffer buffer; - format_to(std::back_inserter(buffer), format_str, args...); + fmt::format_to(std::back_inserter(buffer), fmt, args...); detail::print(f, {buffer.data(), buffer.size()}); } template ::value)> -void print(const S& format_str, const Args&... args) { - print(stdout, format_str, args...); +void print(const S& fmt, const Args&... args) { + print(stdout, fmt, args...); } -#if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS +#if FMT_USE_NONTYPE_TEMPLATE_ARGS inline namespace literals { -template -constexpr detail::udl_compiled_string< - remove_cvref_t, - sizeof(Str.data) / sizeof(decltype(Str.data[0])), Str> -operator""_cf() { - return {}; +template constexpr auto operator""_cf() { + using char_t = remove_cvref_t; + return detail::udl_compiled_string(); } } // namespace literals #endif -FMT_MODULE_EXPORT_END +FMT_END_EXPORT FMT_END_NAMESPACE #endif // FMT_COMPILE_H_ diff --git a/src/3rdparty/fmt/core.h b/src/3rdparty/fmt/core.h index 41748c24..8ca735f0 100644 --- a/src/3rdparty/fmt/core.h +++ b/src/3rdparty/fmt/core.h @@ -1,3162 +1,5 @@ -// Formatting library for C++ - the core API for char/UTF-8 -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. +// This file is only provided for compatibility and may be removed in future +// versions. Use fmt/base.h if you don't need fmt::format and fmt/format.h +// otherwise. -#ifndef FMT_CORE_H_ -#define FMT_CORE_H_ - -#include // std::FILE -#include -#include -#include -#include -#include - -// The fmt library version in the form major * 10000 + minor * 100 + patch. -#define FMT_VERSION 80001 - -#ifdef __clang__ -# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) -#else -# define FMT_CLANG_VERSION 0 -#endif - -#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) -# define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) -# define FMT_GCC_PRAGMA(arg) _Pragma(arg) -#else -# define FMT_GCC_VERSION 0 -# define FMT_GCC_PRAGMA(arg) -#endif - -#if defined(__INTEL_COMPILER) -# define FMT_ICC_VERSION __INTEL_COMPILER -#else -# define FMT_ICC_VERSION 0 -#endif - -#ifdef __NVCC__ -# define FMT_NVCC __NVCC__ -#else -# define FMT_NVCC 0 -#endif - -#ifdef _MSC_VER -# define FMT_MSC_VER _MSC_VER -# define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) -#else -# define FMT_MSC_VER 0 -# define FMT_MSC_WARNING(...) -#endif - -#ifdef __has_feature -# define FMT_HAS_FEATURE(x) __has_feature(x) -#else -# define FMT_HAS_FEATURE(x) 0 -#endif - -#if defined(__has_include) && \ - (!defined(__INTELLISENSE__) || FMT_MSC_VER > 1900) && \ - (!FMT_ICC_VERSION || FMT_ICC_VERSION >= 1600) -# define FMT_HAS_INCLUDE(x) __has_include(x) -#else -# define FMT_HAS_INCLUDE(x) 0 -#endif - -#ifdef __has_cpp_attribute -# define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) -#else -# define FMT_HAS_CPP_ATTRIBUTE(x) 0 -#endif - -#define FMT_HAS_CPP14_ATTRIBUTE(attribute) \ - (__cplusplus >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) - -#define FMT_HAS_CPP17_ATTRIBUTE(attribute) \ - (__cplusplus >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) - -// Check if relaxed C++14 constexpr is supported. -// GCC doesn't allow throw in constexpr until version 6 (bug 67371). -#ifndef FMT_USE_CONSTEXPR -# define FMT_USE_CONSTEXPR \ - (FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VER >= 1912 || \ - (FMT_GCC_VERSION >= 600 && __cplusplus >= 201402L)) && \ - !FMT_NVCC && !FMT_ICC_VERSION -#endif -#if FMT_USE_CONSTEXPR -# define FMT_CONSTEXPR constexpr -# define FMT_CONSTEXPR_DECL constexpr -#else -# define FMT_CONSTEXPR -# define FMT_CONSTEXPR_DECL -#endif - -#if ((__cplusplus >= 202002L) && \ - (!defined(_GLIBCXX_RELEASE) || _GLIBCXX_RELEASE > 9)) || \ - (__cplusplus >= 201709L && FMT_GCC_VERSION >= 1002) -# define FMT_CONSTEXPR20 constexpr -#else -# define FMT_CONSTEXPR20 -#endif - -// Check if constexpr std::char_traits<>::compare,length is supported. -#if defined(__GLIBCXX__) -# if __cplusplus >= 201703L && defined(_GLIBCXX_RELEASE) && \ - _GLIBCXX_RELEASE >= 7 // GCC 7+ libstdc++ has _GLIBCXX_RELEASE. -# define FMT_CONSTEXPR_CHAR_TRAITS constexpr -# endif -#elif defined(_LIBCPP_VERSION) && __cplusplus >= 201703L && \ - _LIBCPP_VERSION >= 4000 -# define FMT_CONSTEXPR_CHAR_TRAITS constexpr -#elif FMT_MSC_VER >= 1914 && _MSVC_LANG >= 201703L -# define FMT_CONSTEXPR_CHAR_TRAITS constexpr -#endif -#ifndef FMT_CONSTEXPR_CHAR_TRAITS -# define FMT_CONSTEXPR_CHAR_TRAITS -#endif - -// Check if exceptions are disabled. -#ifndef FMT_EXCEPTIONS -# if (defined(__GNUC__) && !defined(__EXCEPTIONS)) || \ - FMT_MSC_VER && !_HAS_EXCEPTIONS -# define FMT_EXCEPTIONS 0 -# else -# define FMT_EXCEPTIONS 1 -# endif -#endif - -// Define FMT_USE_NOEXCEPT to make fmt use noexcept (C++11 feature). -#ifndef FMT_USE_NOEXCEPT -# define FMT_USE_NOEXCEPT 0 -#endif - -#if FMT_USE_NOEXCEPT || FMT_HAS_FEATURE(cxx_noexcept) || \ - FMT_GCC_VERSION >= 408 || FMT_MSC_VER >= 1900 -# define FMT_DETECTED_NOEXCEPT noexcept -# define FMT_HAS_CXX11_NOEXCEPT 1 -#else -# define FMT_DETECTED_NOEXCEPT throw() -# define FMT_HAS_CXX11_NOEXCEPT 0 -#endif - -#ifndef FMT_NOEXCEPT -# if FMT_EXCEPTIONS || FMT_HAS_CXX11_NOEXCEPT -# define FMT_NOEXCEPT FMT_DETECTED_NOEXCEPT -# else -# define FMT_NOEXCEPT -# endif -#endif - -// [[noreturn]] is disabled on MSVC and NVCC because of bogus unreachable code -// warnings. -#if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VER && \ - !FMT_NVCC -# define FMT_NORETURN [[noreturn]] -#else -# define FMT_NORETURN -#endif - -#if __cplusplus == 201103L || __cplusplus == 201402L -# if defined(__INTEL_COMPILER) || defined(__PGI) -# define FMT_FALLTHROUGH -# elif defined(__clang__) -# define FMT_FALLTHROUGH [[clang::fallthrough]] -# elif FMT_GCC_VERSION >= 700 && \ - (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) -# define FMT_FALLTHROUGH [[gnu::fallthrough]] -# else -# define FMT_FALLTHROUGH -# endif -#elif FMT_HAS_CPP17_ATTRIBUTE(fallthrough) || \ - (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) -# define FMT_FALLTHROUGH [[fallthrough]] -#else -# define FMT_FALLTHROUGH -#endif - -#ifndef FMT_USE_FLOAT -# define FMT_USE_FLOAT 1 -#endif -#ifndef FMT_USE_DOUBLE -# define FMT_USE_DOUBLE 1 -#endif -#ifndef FMT_USE_LONG_DOUBLE -# define FMT_USE_LONG_DOUBLE 1 -#endif - -#ifndef FMT_INLINE -# if FMT_GCC_VERSION || FMT_CLANG_VERSION -# define FMT_INLINE inline __attribute__((always_inline)) -# else -# define FMT_INLINE inline -# endif -#endif - -#ifndef FMT_BEGIN_NAMESPACE -# define FMT_BEGIN_NAMESPACE \ - namespace fmt { \ - inline namespace v8 { -# define FMT_END_NAMESPACE \ - } \ - } -#endif - -#ifndef FMT_MODULE_EXPORT -# define FMT_MODULE_EXPORT -# define FMT_MODULE_EXPORT_BEGIN -# define FMT_MODULE_EXPORT_END -# define FMT_BEGIN_DETAIL_NAMESPACE namespace detail { -# define FMT_END_DETAIL_NAMESPACE } -#endif - -#if !defined(FMT_HEADER_ONLY) && defined(_WIN32) -# define FMT_CLASS_API FMT_MSC_WARNING(suppress : 4275) -# ifdef FMT_EXPORT -# define FMT_API __declspec(dllexport) -# elif defined(FMT_SHARED) -# define FMT_API __declspec(dllimport) -# endif -#else -# define FMT_CLASS_API -# if defined(FMT_EXPORT) || defined(FMT_SHARED) -# if defined(__GNUC__) || defined(__clang__) -# define FMT_API __attribute__((visibility("default"))) -# endif -# endif -#endif -#ifndef FMT_API -# define FMT_API -#endif - -// libc++ supports string_view in pre-c++17. -#if (FMT_HAS_INCLUDE() && \ - (__cplusplus > 201402L || defined(_LIBCPP_VERSION))) || \ - (defined(_MSVC_LANG) && _MSVC_LANG > 201402L && _MSC_VER >= 1910) -# include -# define FMT_USE_STRING_VIEW -#elif FMT_HAS_INCLUDE("experimental/string_view") && __cplusplus >= 201402L -# include -# define FMT_USE_EXPERIMENTAL_STRING_VIEW -#endif - -#ifndef FMT_UNICODE -# define FMT_UNICODE !FMT_MSC_VER -#endif - -#ifndef FMT_CONSTEVAL -# if ((FMT_GCC_VERSION >= 1000 || FMT_CLANG_VERSION >= 1101) && \ - __cplusplus > 201703L) || \ - (defined(__cpp_consteval) && \ - !FMT_MSC_VER) // consteval is broken in MSVC. -# define FMT_CONSTEVAL consteval -# define FMT_HAS_CONSTEVAL -# else -# define FMT_CONSTEVAL -# endif -#endif - -#ifndef FMT_USE_NONTYPE_TEMPLATE_PARAMETERS -# if defined(__cpp_nontype_template_args) && \ - ((FMT_GCC_VERSION >= 903 && __cplusplus >= 201709L) || \ - __cpp_nontype_template_args >= 201911L) -# define FMT_USE_NONTYPE_TEMPLATE_PARAMETERS 1 -# else -# define FMT_USE_NONTYPE_TEMPLATE_PARAMETERS 0 -# endif -#endif - -// Enable minimal optimizations for more compact code in debug mode. -FMT_GCC_PRAGMA("GCC push_options") -#ifndef __OPTIMIZE__ -FMT_GCC_PRAGMA("GCC optimize(\"Og\")") -#endif - -FMT_BEGIN_NAMESPACE -FMT_MODULE_EXPORT_BEGIN - -// Implementations of enable_if_t and other metafunctions for older systems. -template -using enable_if_t = typename std::enable_if::type; -template -using conditional_t = typename std::conditional::type; -template using bool_constant = std::integral_constant; -template -using remove_reference_t = typename std::remove_reference::type; -template -using remove_const_t = typename std::remove_const::type; -template -using remove_cvref_t = typename std::remove_cv>::type; -template struct type_identity { using type = T; }; -template using type_identity_t = typename type_identity::type; - -struct monostate { - constexpr monostate() {} -}; - -// An enable_if helper to be used in template parameters which results in much -// shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed -// to workaround a bug in MSVC 2019 (see #1140 and #1186). -#ifdef FMT_DOC -# define FMT_ENABLE_IF(...) -#else -# define FMT_ENABLE_IF(...) enable_if_t<(__VA_ARGS__), int> = 0 -#endif - -FMT_BEGIN_DETAIL_NAMESPACE - -// Suppress "unused variable" warnings with the method described in -// https://herbsutter.com/2009/10/18/mailbag-shutting-up-compiler-warnings/. -// (void)var does not work on many Intel compilers. -template FMT_CONSTEXPR void ignore_unused(const T&...) {} - -constexpr FMT_INLINE auto is_constant_evaluated() FMT_NOEXCEPT -> bool { -#ifdef __cpp_lib_is_constant_evaluated - return std::is_constant_evaluated(); -#else - return false; -#endif -} - -// A function to suppress "conditional expression is constant" warnings. -template constexpr FMT_INLINE auto const_check(T value) -> T { - return value; -} - -FMT_NORETURN FMT_API void assert_fail(const char* file, int line, - const char* message); - -#ifndef FMT_ASSERT -# ifdef NDEBUG -// FMT_ASSERT is not empty to avoid -Werror=empty-body. -# define FMT_ASSERT(condition, message) \ - ::fmt::detail::ignore_unused((condition), (message)) -# else -# define FMT_ASSERT(condition, message) \ - ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ - ? (void)0 \ - : ::fmt::detail::assert_fail(__FILE__, __LINE__, (message))) -# endif -#endif - -#if defined(FMT_USE_STRING_VIEW) -template using std_string_view = std::basic_string_view; -#elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW) -template -using std_string_view = std::experimental::basic_string_view; -#else -template struct std_string_view {}; -#endif - -#ifdef FMT_USE_INT128 -// Do nothing. -#elif defined(__SIZEOF_INT128__) && !FMT_NVCC && \ - !(FMT_CLANG_VERSION && FMT_MSC_VER) -# define FMT_USE_INT128 1 -using int128_t = __int128_t; -using uint128_t = __uint128_t; -template inline auto convert_for_visit(T value) -> T { - return value; -} -#else -# define FMT_USE_INT128 0 -#endif -#if !FMT_USE_INT128 -enum class int128_t {}; -enum class uint128_t {}; -// Reduce template instantiations. -template inline auto convert_for_visit(T) -> monostate { - return {}; -} -#endif - -// Casts a nonnegative integer to unsigned. -template -FMT_CONSTEXPR auto to_unsigned(Int value) -> - typename std::make_unsigned::type { - FMT_ASSERT(value >= 0, "negative value"); - return static_cast::type>(value); -} - -FMT_MSC_WARNING(suppress : 4566) constexpr unsigned char micro[] = "\u00B5"; - -constexpr auto is_utf8() -> bool { - // Avoid buggy sign extensions in MSVC's constant evaluation mode. - // https://developercommunity.visualstudio.com/t/C-difference-in-behavior-for-unsigned/1233612 - using uchar = unsigned char; - return FMT_UNICODE || (sizeof(micro) == 3 && uchar(micro[0]) == 0xC2 && - uchar(micro[1]) == 0xB5); -} -FMT_END_DETAIL_NAMESPACE - -/** - An implementation of ``std::basic_string_view`` for pre-C++17. It provides a - subset of the API. ``fmt::basic_string_view`` is used for format strings even - if ``std::string_view`` is available to prevent issues when a library is - compiled with a different ``-std`` option than the client code (which is not - recommended). - */ -template class basic_string_view { - private: - const Char* data_; - size_t size_; - - public: - using value_type = Char; - using iterator = const Char*; - - constexpr basic_string_view() FMT_NOEXCEPT : data_(nullptr), size_(0) {} - - /** Constructs a string reference object from a C string and a size. */ - constexpr basic_string_view(const Char* s, size_t count) FMT_NOEXCEPT - : data_(s), - size_(count) {} - - /** - \rst - Constructs a string reference object from a C string computing - the size with ``std::char_traits::length``. - \endrst - */ - FMT_CONSTEXPR_CHAR_TRAITS - FMT_INLINE - basic_string_view(const Char* s) : data_(s) { - if (detail::const_check(std::is_same::value && - !detail::is_constant_evaluated())) - size_ = std::strlen(reinterpret_cast(s)); - else - size_ = std::char_traits::length(s); - } - - /** Constructs a string reference from a ``std::basic_string`` object. */ - template - FMT_CONSTEXPR basic_string_view( - const std::basic_string& s) FMT_NOEXCEPT - : data_(s.data()), - size_(s.size()) {} - - template >::value)> - FMT_CONSTEXPR basic_string_view(S s) FMT_NOEXCEPT : data_(s.data()), - size_(s.size()) {} - - /** Returns a pointer to the string data. */ - constexpr auto data() const -> const Char* { return data_; } - - /** Returns the string size. */ - constexpr auto size() const -> size_t { return size_; } - - constexpr auto begin() const -> iterator { return data_; } - constexpr auto end() const -> iterator { return data_ + size_; } - - constexpr auto operator[](size_t pos) const -> const Char& { - return data_[pos]; - } - - FMT_CONSTEXPR void remove_prefix(size_t n) { - data_ += n; - size_ -= n; - } - - // Lexicographically compare this string reference to other. - FMT_CONSTEXPR_CHAR_TRAITS auto compare(basic_string_view other) const -> int { - size_t str_size = size_ < other.size_ ? size_ : other.size_; - int result = std::char_traits::compare(data_, other.data_, str_size); - if (result == 0) - result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); - return result; - } - - FMT_CONSTEXPR_CHAR_TRAITS friend auto operator==(basic_string_view lhs, - basic_string_view rhs) - -> bool { - return lhs.compare(rhs) == 0; - } - friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) != 0; - } - friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) < 0; - } - friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) <= 0; - } - friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) > 0; - } - friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) >= 0; - } -}; - -using string_view = basic_string_view; - -/** Specifies if ``T`` is a character type. Can be specialized by users. */ -template struct is_char : std::false_type {}; -template <> struct is_char : std::true_type {}; - -// Returns a string view of `s`. -template ::value)> -FMT_INLINE auto to_string_view(const Char* s) -> basic_string_view { - return s; -} -template -inline auto to_string_view(const std::basic_string& s) - -> basic_string_view { - return s; -} -template -constexpr auto to_string_view(basic_string_view s) - -> basic_string_view { - return s; -} -template >::value)> -inline auto to_string_view(detail::std_string_view s) - -> basic_string_view { - return s; -} - -// A base class for compile-time strings. It is defined in the fmt namespace to -// make formatting functions visible via ADL, e.g. format(FMT_STRING("{}"), 42). -struct compile_string {}; - -template -struct is_compile_string : std::is_base_of {}; - -template ::value)> -constexpr auto to_string_view(const S& s) - -> basic_string_view { - return basic_string_view(s); -} - -FMT_BEGIN_DETAIL_NAMESPACE - -void to_string_view(...); -using fmt::v8::to_string_view; - -// Specifies whether S is a string type convertible to fmt::basic_string_view. -// It should be a constexpr function but MSVC 2017 fails to compile it in -// enable_if and MSVC 2015 fails to compile it as an alias template. -template -struct is_string : std::is_class()))> { -}; - -template struct char_t_impl {}; -template struct char_t_impl::value>> { - using result = decltype(to_string_view(std::declval())); - using type = typename result::value_type; -}; - -// Reports a compile-time error if S is not a valid format string. -template ::value)> -FMT_INLINE void check_format_string(const S&) { -#ifdef FMT_ENFORCE_COMPILE_STRING - static_assert(is_compile_string::value, - "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " - "FMT_STRING."); -#endif -} -template ::value)> -void check_format_string(S); - -FMT_NORETURN FMT_API void throw_format_error(const char* message); - -struct error_handler { - constexpr error_handler() = default; - constexpr error_handler(const error_handler&) = default; - - // This function is intentionally not constexpr to give a compile-time error. - void on_error(const char* message) { throw_format_error(message); } -}; -FMT_END_DETAIL_NAMESPACE - -/** String's character type. */ -template using char_t = typename detail::char_t_impl::type; - -/** - \rst - Parsing context consisting of a format string range being parsed and an - argument counter for automatic indexing. - You can use the ``format_parse_context`` type alias for ``char`` instead. - \endrst - */ -template -class basic_format_parse_context : private ErrorHandler { - private: - basic_string_view format_str_; - int next_arg_id_; - - public: - using char_type = Char; - using iterator = typename basic_string_view::iterator; - - explicit constexpr basic_format_parse_context( - basic_string_view format_str, ErrorHandler eh = {}, - int next_arg_id = 0) - : ErrorHandler(eh), format_str_(format_str), next_arg_id_(next_arg_id) {} - - /** - Returns an iterator to the beginning of the format string range being - parsed. - */ - constexpr auto begin() const FMT_NOEXCEPT -> iterator { - return format_str_.begin(); - } - - /** - Returns an iterator past the end of the format string range being parsed. - */ - constexpr auto end() const FMT_NOEXCEPT -> iterator { - return format_str_.end(); - } - - /** Advances the begin iterator to ``it``. */ - FMT_CONSTEXPR void advance_to(iterator it) { - format_str_.remove_prefix(detail::to_unsigned(it - begin())); - } - - /** - Reports an error if using the manual argument indexing; otherwise returns - the next argument index and switches to the automatic indexing. - */ - FMT_CONSTEXPR auto next_arg_id() -> int { - // Don't check if the argument id is valid to avoid overhead and because it - // will be checked during formatting anyway. - if (next_arg_id_ >= 0) return next_arg_id_++; - on_error("cannot switch from manual to automatic argument indexing"); - return 0; - } - - /** - Reports an error if using the automatic argument indexing; otherwise - switches to the manual indexing. - */ - FMT_CONSTEXPR void check_arg_id(int) { - if (next_arg_id_ > 0) - on_error("cannot switch from automatic to manual argument indexing"); - else - next_arg_id_ = -1; - } - - FMT_CONSTEXPR void check_arg_id(basic_string_view) {} - - FMT_CONSTEXPR void on_error(const char* message) { - ErrorHandler::on_error(message); - } - - constexpr auto error_handler() const -> ErrorHandler { return *this; } -}; - -using format_parse_context = basic_format_parse_context; - -template class basic_format_arg; -template class basic_format_args; -template class dynamic_format_arg_store; - -// A formatter for objects of type T. -template -struct formatter { - // A deleted default constructor indicates a disabled formatter. - formatter() = delete; -}; - -// Specifies if T has an enabled formatter specialization. A type can be -// formattable even if it doesn't have a formatter e.g. via a conversion. -template -using has_formatter = - std::is_constructible>; - -// Checks whether T is a container with contiguous storage. -template struct is_contiguous : std::false_type {}; -template -struct is_contiguous> : std::true_type {}; - -class appender; - -FMT_BEGIN_DETAIL_NAMESPACE - -template -constexpr auto has_const_formatter_impl(T*) - -> decltype(typename Context::template formatter_type().format( - std::declval(), std::declval()), - true) { - return true; -} -template -constexpr auto has_const_formatter_impl(...) -> bool { - return false; -} -template -constexpr auto has_const_formatter() -> bool { - return has_const_formatter_impl(static_cast(nullptr)); -} - -// Extracts a reference to the container from back_insert_iterator. -template -inline auto get_container(std::back_insert_iterator it) - -> Container& { - using bi_iterator = std::back_insert_iterator; - struct accessor : bi_iterator { - accessor(bi_iterator iter) : bi_iterator(iter) {} - using bi_iterator::container; - }; - return *accessor(it).container; -} - -template -FMT_CONSTEXPR auto copy_str(InputIt begin, InputIt end, OutputIt out) - -> OutputIt { - while (begin != end) *out++ = static_cast(*begin++); - return out; -} - -template , U>::value&& is_char::value)> -FMT_CONSTEXPR auto copy_str(T* begin, T* end, U* out) -> U* { - if (is_constant_evaluated()) return copy_str(begin, end, out); - auto size = to_unsigned(end - begin); - memcpy(out, begin, size * sizeof(U)); - return out + size; -} - -/** - \rst - A contiguous memory buffer with an optional growing ability. It is an internal - class and shouldn't be used directly, only via `~fmt::basic_memory_buffer`. - \endrst - */ -template class buffer { - private: - T* ptr_; - size_t size_; - size_t capacity_; - - protected: - // Don't initialize ptr_ since it is not accessed to save a few cycles. - FMT_MSC_WARNING(suppress : 26495) - buffer(size_t sz) FMT_NOEXCEPT : size_(sz), capacity_(sz) {} - - FMT_CONSTEXPR20 buffer(T* p = nullptr, size_t sz = 0, - size_t cap = 0) FMT_NOEXCEPT : ptr_(p), - size_(sz), - capacity_(cap) {} - - FMT_CONSTEXPR20 ~buffer() = default; - buffer(buffer&&) = default; - - /** Sets the buffer data and capacity. */ - FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) FMT_NOEXCEPT { - ptr_ = buf_data; - capacity_ = buf_capacity; - } - - /** Increases the buffer capacity to hold at least *capacity* elements. */ - virtual FMT_CONSTEXPR20 void grow(size_t capacity) = 0; - - public: - using value_type = T; - using const_reference = const T&; - - buffer(const buffer&) = delete; - void operator=(const buffer&) = delete; - - auto begin() FMT_NOEXCEPT -> T* { return ptr_; } - auto end() FMT_NOEXCEPT -> T* { return ptr_ + size_; } - - auto begin() const FMT_NOEXCEPT -> const T* { return ptr_; } - auto end() const FMT_NOEXCEPT -> const T* { return ptr_ + size_; } - - /** Returns the size of this buffer. */ - constexpr auto size() const FMT_NOEXCEPT -> size_t { return size_; } - - /** Returns the capacity of this buffer. */ - constexpr auto capacity() const FMT_NOEXCEPT -> size_t { return capacity_; } - - /** Returns a pointer to the buffer data. */ - FMT_CONSTEXPR auto data() FMT_NOEXCEPT -> T* { return ptr_; } - - /** Returns a pointer to the buffer data. */ - FMT_CONSTEXPR auto data() const FMT_NOEXCEPT -> const T* { return ptr_; } - - /** Clears this buffer. */ - void clear() { size_ = 0; } - - // Tries resizing the buffer to contain *count* elements. If T is a POD type - // the new elements may not be initialized. - FMT_CONSTEXPR20 void try_resize(size_t count) { - try_reserve(count); - size_ = count <= capacity_ ? count : capacity_; - } - - // Tries increasing the buffer capacity to *new_capacity*. It can increase the - // capacity by a smaller amount than requested but guarantees there is space - // for at least one additional element either by increasing the capacity or by - // flushing the buffer if it is full. - FMT_CONSTEXPR20 void try_reserve(size_t new_capacity) { - if (new_capacity > capacity_) grow(new_capacity); - } - - FMT_CONSTEXPR20 void push_back(const T& value) { - try_reserve(size_ + 1); - ptr_[size_++] = value; - } - - /** Appends data to the end of the buffer. */ - template void append(const U* begin, const U* end); - - template FMT_CONSTEXPR auto operator[](I index) -> T& { - return ptr_[index]; - } - template - FMT_CONSTEXPR auto operator[](I index) const -> const T& { - return ptr_[index]; - } -}; - -struct buffer_traits { - explicit buffer_traits(size_t) {} - auto count() const -> size_t { return 0; } - auto limit(size_t size) -> size_t { return size; } -}; - -class fixed_buffer_traits { - private: - size_t count_ = 0; - size_t limit_; - - public: - explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} - auto count() const -> size_t { return count_; } - auto limit(size_t size) -> size_t { - size_t n = limit_ > count_ ? limit_ - count_ : 0; - count_ += size; - return size < n ? size : n; - } -}; - -// A buffer that writes to an output iterator when flushed. -template -class iterator_buffer final : public Traits, public buffer { - private: - OutputIt out_; - enum { buffer_size = 256 }; - T data_[buffer_size]; - - protected: - void grow(size_t) override { - if (this->size() == buffer_size) flush(); - } - - void flush() { - auto size = this->size(); - this->clear(); - out_ = copy_str(data_, data_ + this->limit(size), out_); - } - - public: - explicit iterator_buffer(OutputIt out, size_t n = buffer_size) - : Traits(n), buffer(data_, 0, buffer_size), out_(out) {} - iterator_buffer(iterator_buffer&& other) - : Traits(other), buffer(data_, 0, buffer_size), out_(other.out_) {} - ~iterator_buffer() { flush(); } - - auto out() -> OutputIt { - flush(); - return out_; - } - auto count() const -> size_t { return Traits::count() + this->size(); } -}; - -template -class iterator_buffer final : public fixed_buffer_traits, public buffer { - private: - T* out_; - enum { buffer_size = 256 }; - T data_[buffer_size]; - - protected: - void grow(size_t) override { - if (this->size() == this->capacity()) flush(); - } - - void flush() { - size_t n = this->limit(this->size()); - if (this->data() == out_) { - out_ += n; - this->set(data_, buffer_size); - } - this->clear(); - } - - public: - explicit iterator_buffer(T* out, size_t n = buffer_size) - : fixed_buffer_traits(n), buffer(out, 0, n), out_(out) {} - iterator_buffer(iterator_buffer&& other) - : fixed_buffer_traits(other), buffer(std::move(other)), out_(other.out_) { - if (this->data() != out_) { - this->set(data_, buffer_size); - this->clear(); - } - } - ~iterator_buffer() { flush(); } - - auto out() -> T* { - flush(); - return out_; - } - auto count() const -> size_t { return fixed_buffer_traits::count() + this->size(); } -}; - -template class iterator_buffer final : public buffer { - protected: - void grow(size_t) override {} - - public: - explicit iterator_buffer(T* out, size_t = 0) : buffer(out, 0, ~size_t()) {} - - auto out() -> T* { return &*this->end(); } -}; - -// A buffer that writes to a container with the contiguous storage. -template -class iterator_buffer, - enable_if_t::value, - typename Container::value_type>> - final : public buffer { - private: - Container& container_; - - protected: - void grow(size_t capacity) override { - container_.resize(capacity); - this->set(&container_[0], capacity); - } - - public: - explicit iterator_buffer(Container& c) - : buffer(c.size()), container_(c) {} - explicit iterator_buffer(std::back_insert_iterator out, size_t = 0) - : iterator_buffer(get_container(out)) {} - auto out() -> std::back_insert_iterator { - return std::back_inserter(container_); - } -}; - -// A buffer that counts the number of code units written discarding the output. -template class counting_buffer final : public buffer { - private: - enum { buffer_size = 256 }; - T data_[buffer_size]; - size_t count_ = 0; - - protected: - void grow(size_t) override { - if (this->size() != buffer_size) return; - count_ += this->size(); - this->clear(); - } - - public: - counting_buffer() : buffer(data_, 0, buffer_size) {} - - auto count() -> size_t { return count_ + this->size(); } -}; - -template -using buffer_appender = conditional_t::value, appender, - std::back_insert_iterator>>; - -// Maps an output iterator to a buffer. -template -auto get_buffer(OutputIt out) -> iterator_buffer { - return iterator_buffer(out); -} - -template -auto get_iterator(Buffer& buf) -> decltype(buf.out()) { - return buf.out(); -} -template auto get_iterator(buffer& buf) -> buffer_appender { - return buffer_appender(buf); -} - -template -struct fallback_formatter { - fallback_formatter() = delete; -}; - -// Specifies if T has an enabled fallback_formatter specialization. -template -using has_fallback_formatter = - std::is_constructible>; - -struct view {}; - -template struct named_arg : view { - const Char* name; - const T& value; - named_arg(const Char* n, const T& v) : name(n), value(v) {} -}; - -template struct named_arg_info { - const Char* name; - int id; -}; - -template -struct arg_data { - // args_[0].named_args points to named_args_ to avoid bloating format_args. - // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. - T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; - named_arg_info named_args_[NUM_NAMED_ARGS]; - - template - arg_data(const U&... init) : args_{T(named_args_, NUM_NAMED_ARGS), init...} {} - arg_data(const arg_data& other) = delete; - auto args() const -> const T* { return args_ + 1; } - auto named_args() -> named_arg_info* { return named_args_; } -}; - -template -struct arg_data { - // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. - T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; - - template - FMT_CONSTEXPR FMT_INLINE arg_data(const U&... init) : args_{init...} {} - FMT_CONSTEXPR FMT_INLINE auto args() const -> const T* { return args_; } - FMT_CONSTEXPR FMT_INLINE auto named_args() -> std::nullptr_t { - return nullptr; - } -}; - -template -inline void init_named_args(named_arg_info*, int, int) {} - -template struct is_named_arg : std::false_type {}; -template struct is_statically_named_arg : std::false_type {}; - -template -struct is_named_arg> : std::true_type {}; - -template ::value)> -void init_named_args(named_arg_info* named_args, int arg_count, - int named_arg_count, const T&, const Tail&... args) { - init_named_args(named_args, arg_count + 1, named_arg_count, args...); -} - -template ::value)> -void init_named_args(named_arg_info* named_args, int arg_count, - int named_arg_count, const T& arg, const Tail&... args) { - named_args[named_arg_count++] = {arg.name, arg_count}; - init_named_args(named_args, arg_count + 1, named_arg_count, args...); -} - -template -FMT_CONSTEXPR FMT_INLINE void init_named_args(std::nullptr_t, int, int, - const Args&...) {} - -template constexpr auto count() -> size_t { return B ? 1 : 0; } -template constexpr auto count() -> size_t { - return (B1 ? 1 : 0) + count(); -} - -template constexpr auto count_named_args() -> size_t { - return count::value...>(); -} - -enum class type { - none_type, - // Integer types should go first, - int_type, - uint_type, - long_long_type, - ulong_long_type, - int128_type, - uint128_type, - bool_type, - char_type, - last_integer_type = char_type, - // followed by floating-point types. - float_type, - double_type, - long_double_type, - last_numeric_type = long_double_type, - cstring_type, - string_type, - pointer_type, - custom_type -}; - -// Maps core type T to the corresponding type enum constant. -template -struct type_constant : std::integral_constant {}; - -#define FMT_TYPE_CONSTANT(Type, constant) \ - template \ - struct type_constant \ - : std::integral_constant {} - -FMT_TYPE_CONSTANT(int, int_type); -FMT_TYPE_CONSTANT(unsigned, uint_type); -FMT_TYPE_CONSTANT(long long, long_long_type); -FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); -FMT_TYPE_CONSTANT(int128_t, int128_type); -FMT_TYPE_CONSTANT(uint128_t, uint128_type); -FMT_TYPE_CONSTANT(bool, bool_type); -FMT_TYPE_CONSTANT(Char, char_type); -FMT_TYPE_CONSTANT(float, float_type); -FMT_TYPE_CONSTANT(double, double_type); -FMT_TYPE_CONSTANT(long double, long_double_type); -FMT_TYPE_CONSTANT(const Char*, cstring_type); -FMT_TYPE_CONSTANT(basic_string_view, string_type); -FMT_TYPE_CONSTANT(const void*, pointer_type); - -constexpr bool is_integral_type(type t) { - return t > type::none_type && t <= type::last_integer_type; -} - -constexpr bool is_arithmetic_type(type t) { - return t > type::none_type && t <= type::last_numeric_type; -} - -struct unformattable {}; -struct unformattable_char : unformattable {}; -struct unformattable_const : unformattable {}; -struct unformattable_pointer : unformattable {}; - -template struct string_value { - const Char* data; - size_t size; -}; - -template struct named_arg_value { - const named_arg_info* data; - size_t size; -}; - -template struct custom_value { - using parse_context = typename Context::parse_context_type; - void* value; - void (*format)(void* arg, parse_context& parse_ctx, Context& ctx); -}; - -// A formatting argument value. -template class value { - public: - using char_type = typename Context::char_type; - - union { - monostate no_value; - int int_value; - unsigned uint_value; - long long long_long_value; - unsigned long long ulong_long_value; - int128_t int128_value; - uint128_t uint128_value; - bool bool_value; - char_type char_value; - float float_value; - double double_value; - long double long_double_value; - const void* pointer; - string_value string; - custom_value custom; - named_arg_value named_args; - }; - - constexpr FMT_INLINE value() : no_value() {} - constexpr FMT_INLINE value(int val) : int_value(val) {} - constexpr FMT_INLINE value(unsigned val) : uint_value(val) {} - constexpr FMT_INLINE value(long long val) : long_long_value(val) {} - constexpr FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} - FMT_INLINE value(int128_t val) : int128_value(val) {} - FMT_INLINE value(uint128_t val) : uint128_value(val) {} - constexpr FMT_INLINE value(float val) : float_value(val) {} - constexpr FMT_INLINE value(double val) : double_value(val) {} - FMT_INLINE value(long double val) : long_double_value(val) {} - constexpr FMT_INLINE value(bool val) : bool_value(val) {} - constexpr FMT_INLINE value(char_type val) : char_value(val) {} - FMT_CONSTEXPR FMT_INLINE value(const char_type* val) { - string.data = val; - if (is_constant_evaluated()) string.size = {}; - } - FMT_CONSTEXPR FMT_INLINE value(basic_string_view val) { - string.data = val.data(); - string.size = val.size(); - } - FMT_INLINE value(const void* val) : pointer(val) {} - FMT_INLINE value(const named_arg_info* args, size_t size) - : named_args{args, size} {} - - template FMT_CONSTEXPR FMT_INLINE value(T& val) { - using value_type = remove_cvref_t; - custom.value = const_cast(&val); - // Get the formatter type through the context to allow different contexts - // have different extension points, e.g. `formatter` for `format` and - // `printf_formatter` for `printf`. - custom.format = format_custom_arg< - value_type, - conditional_t::value, - typename Context::template formatter_type, - fallback_formatter>>; - } - value(unformattable); - value(unformattable_char); - value(unformattable_const); - value(unformattable_pointer); - - private: - // Formats an argument of a custom type, such as a user-defined class. - template - static void format_custom_arg(void* arg, - typename Context::parse_context_type& parse_ctx, - Context& ctx) { - auto f = Formatter(); - parse_ctx.advance_to(f.parse(parse_ctx)); - using qualified_type = - conditional_t(), const T, T>; - ctx.advance_to(f.format(*static_cast(arg), ctx)); - } -}; - -template -FMT_CONSTEXPR auto make_arg(const T& value) -> basic_format_arg; - -// To minimize the number of types we need to deal with, long is translated -// either to int or to long long depending on its size. -enum { long_short = sizeof(long) == sizeof(int) }; -using long_type = conditional_t; -using ulong_type = conditional_t; - -// Maps formatting arguments to core types. -// arg_mapper reports errors by returning unformattable instead of using -// static_assert because it's used in the is_formattable trait. -template struct arg_mapper { - using char_type = typename Context::char_type; - - FMT_CONSTEXPR FMT_INLINE auto map(signed char val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned char val) -> unsigned { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(short val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned short val) -> unsigned { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(int val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned val) -> unsigned { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(long val) -> long_type { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned long val) -> ulong_type { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(long long val) -> long long { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned long long val) - -> unsigned long long { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(int128_t val) -> int128_t { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(uint128_t val) -> uint128_t { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool { return val; } - - template ::value || - std::is_same::value)> - FMT_CONSTEXPR FMT_INLINE auto map(T val) -> char_type { - return val; - } - template ::value && - !std::is_same::value)> - FMT_CONSTEXPR FMT_INLINE auto map(T) -> unformattable_char { - return {}; - } - - FMT_CONSTEXPR FMT_INLINE auto map(float val) -> float { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(double val) -> double { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(long double val) -> long double { - return val; - } - - FMT_CONSTEXPR FMT_INLINE auto map(char_type* val) -> const char_type* { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(const char_type* val) -> const char_type* { - return val; - } - template ::value && !std::is_pointer::value && - std::is_same>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> basic_string_view { - return to_string_view(val); - } - template ::value && !std::is_pointer::value && - !std::is_same>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T&) -> unformattable_char { - return {}; - } - template , T>::value && - !is_string::value && !has_formatter::value && - !has_fallback_formatter::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> basic_string_view { - return basic_string_view(val); - } - template < - typename T, - FMT_ENABLE_IF( - std::is_constructible, T>::value && - !std::is_constructible, T>::value && - !is_string::value && !has_formatter::value && - !has_fallback_formatter::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> basic_string_view { - return std_string_view(val); - } - FMT_CONSTEXPR FMT_INLINE auto map(const signed char* val) - -> decltype(this->map("")) { - return map(reinterpret_cast(val)); - } - FMT_CONSTEXPR FMT_INLINE auto map(const unsigned char* val) - -> decltype(this->map("")) { - return map(reinterpret_cast(val)); - } - FMT_CONSTEXPR FMT_INLINE auto map(signed char* val) - -> decltype(this->map("")) { - return map(reinterpret_cast(val)); - } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned char* val) - -> decltype(this->map("")) { - return map(reinterpret_cast(val)); - } - - FMT_CONSTEXPR FMT_INLINE auto map(void* val) -> const void* { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(const void* val) -> const void* { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(std::nullptr_t val) -> const void* { - return val; - } - - // We use SFINAE instead of a const T* parameter to avoid conflicting with - // the C array overload. - template ::value)> - FMT_CONSTEXPR auto map(T) -> unformattable_pointer { - return {}; - } - - template ::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T (&values)[N]) -> const T (&)[N] { - return values; - } - - template ::value && - !has_formatter::value && - !has_fallback_formatter::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> decltype(std::declval().map( - static_cast::type>(val))) { - return map(static_cast::type>(val)); - } - - template > - struct formattable - : bool_constant() || - !std::is_const>::value || - has_fallback_formatter::value> {}; - -#if FMT_MSC_VER != 0 && FMT_MSC_VER < 1910 - // Workaround a bug in MSVC. - template FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& { - return val; - } -#else - template ::value)> - FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& { - return val; - } - template ::value)> - FMT_CONSTEXPR FMT_INLINE auto do_map(T&&) -> unformattable_const { - return {}; - } -#endif - - template , - FMT_ENABLE_IF(!is_string::value && !is_char::value && - !std::is_array::value && - (has_formatter::value || - has_fallback_formatter::value))> - FMT_CONSTEXPR FMT_INLINE auto map(T&& val) - -> decltype(this->do_map(std::forward(val))) { - return do_map(std::forward(val)); - } - - template ::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& named_arg) - -> decltype(std::declval().map(named_arg.value)) { - return map(named_arg.value); - } - - auto map(...) -> unformattable { return {}; } -}; - -// A type constant after applying arg_mapper. -template -using mapped_type_constant = - type_constant().map(std::declval())), - typename Context::char_type>; - -enum { packed_arg_bits = 4 }; -// Maximum number of arguments with packed types. -enum { max_packed_args = 62 / packed_arg_bits }; -enum : unsigned long long { is_unpacked_bit = 1ULL << 63 }; -enum : unsigned long long { has_named_args_bit = 1ULL << 62 }; - -FMT_END_DETAIL_NAMESPACE - -// An output iterator that appends to a buffer. -// It is used to reduce symbol sizes for the common case. -class appender : public std::back_insert_iterator> { - using base = std::back_insert_iterator>; - - template - friend auto get_buffer(appender out) -> detail::buffer& { - return detail::get_container(out); - } - - public: - using std::back_insert_iterator>::back_insert_iterator; - appender(base it) : base(it) {} - using _Unchecked_type = appender; // Mark iterator as checked. - - auto operator++() -> appender& { - base::operator++(); - return *this; - } - - auto operator++(int) -> appender { - auto tmp = *this; - ++*this; - return tmp; - } -}; - -// A formatting argument. It is a trivially copyable/constructible type to -// allow storage in basic_memory_buffer. -template class basic_format_arg { - private: - detail::value value_; - detail::type type_; - - template - friend FMT_CONSTEXPR auto detail::make_arg(const T& value) - -> basic_format_arg; - - template - friend FMT_CONSTEXPR auto visit_format_arg(Visitor&& vis, - const basic_format_arg& arg) - -> decltype(vis(0)); - - friend class basic_format_args; - friend class dynamic_format_arg_store; - - using char_type = typename Context::char_type; - - template - friend struct detail::arg_data; - - basic_format_arg(const detail::named_arg_info* args, size_t size) - : value_(args, size) {} - - public: - class handle { - public: - explicit handle(detail::custom_value custom) : custom_(custom) {} - - void format(typename Context::parse_context_type& parse_ctx, - Context& ctx) const { - custom_.format(custom_.value, parse_ctx, ctx); - } - - private: - detail::custom_value custom_; - }; - - constexpr basic_format_arg() : type_(detail::type::none_type) {} - - constexpr explicit operator bool() const FMT_NOEXCEPT { - return type_ != detail::type::none_type; - } - - auto type() const -> detail::type { return type_; } - - auto is_integral() const -> bool { return detail::is_integral_type(type_); } - auto is_arithmetic() const -> bool { - return detail::is_arithmetic_type(type_); - } -}; - -/** - \rst - Visits an argument dispatching to the appropriate visit method based on - the argument type. For example, if the argument type is ``double`` then - ``vis(value)`` will be called with the value of type ``double``. - \endrst - */ -template -FMT_CONSTEXPR FMT_INLINE auto visit_format_arg( - Visitor&& vis, const basic_format_arg& arg) -> decltype(vis(0)) { - switch (arg.type_) { - case detail::type::none_type: - break; - case detail::type::int_type: - return vis(arg.value_.int_value); - case detail::type::uint_type: - return vis(arg.value_.uint_value); - case detail::type::long_long_type: - return vis(arg.value_.long_long_value); - case detail::type::ulong_long_type: - return vis(arg.value_.ulong_long_value); - case detail::type::int128_type: - return vis(detail::convert_for_visit(arg.value_.int128_value)); - case detail::type::uint128_type: - return vis(detail::convert_for_visit(arg.value_.uint128_value)); - case detail::type::bool_type: - return vis(arg.value_.bool_value); - case detail::type::char_type: - return vis(arg.value_.char_value); - case detail::type::float_type: - return vis(arg.value_.float_value); - case detail::type::double_type: - return vis(arg.value_.double_value); - case detail::type::long_double_type: - return vis(arg.value_.long_double_value); - case detail::type::cstring_type: - return vis(arg.value_.string.data); - case detail::type::string_type: - using sv = basic_string_view; - return vis(sv(arg.value_.string.data, arg.value_.string.size)); - case detail::type::pointer_type: - return vis(arg.value_.pointer); - case detail::type::custom_type: - return vis(typename basic_format_arg::handle(arg.value_.custom)); - } - return vis(monostate()); -} - -FMT_BEGIN_DETAIL_NAMESPACE - -template -auto copy_str(InputIt begin, InputIt end, appender out) -> appender { - get_container(out).append(begin, end); - return out; -} - -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 -// A workaround for gcc 4.8 to make void_t work in a SFINAE context. -template struct void_t_impl { using type = void; }; -template -using void_t = typename detail::void_t_impl::type; -#else -template using void_t = void; -#endif - -template -struct is_output_iterator : std::false_type {}; - -template -struct is_output_iterator< - It, T, - void_t::iterator_category, - decltype(*std::declval() = std::declval())>> - : std::true_type {}; - -template -struct is_back_insert_iterator : std::false_type {}; -template -struct is_back_insert_iterator> - : std::true_type {}; - -template -struct is_contiguous_back_insert_iterator : std::false_type {}; -template -struct is_contiguous_back_insert_iterator> - : is_contiguous {}; -template <> -struct is_contiguous_back_insert_iterator : std::true_type {}; - -// A type-erased reference to an std::locale to avoid heavy include. -class locale_ref { - private: - const void* locale_; // A type-erased pointer to std::locale. - - public: - constexpr locale_ref() : locale_(nullptr) {} - template explicit locale_ref(const Locale& loc); - - explicit operator bool() const FMT_NOEXCEPT { return locale_ != nullptr; } - - template auto get() const -> Locale; -}; - -template constexpr auto encode_types() -> unsigned long long { - return 0; -} - -template -constexpr auto encode_types() -> unsigned long long { - return static_cast(mapped_type_constant::value) | - (encode_types() << packed_arg_bits); -} - -template -FMT_CONSTEXPR auto make_arg(const T& value) -> basic_format_arg { - basic_format_arg arg; - arg.type_ = mapped_type_constant::value; - arg.value_ = arg_mapper().map(value); - return arg; -} - -// The type template parameter is there to avoid an ODR violation when using -// a fallback formatter in one translation unit and an implicit conversion in -// another (not recommended). -template -FMT_CONSTEXPR FMT_INLINE auto make_arg(T&& val) -> value { - const auto& arg = arg_mapper().map(std::forward(val)); - - constexpr bool formattable_char = - !std::is_same::value; - static_assert(formattable_char, "Mixing character types is disallowed."); - - constexpr bool formattable_const = - !std::is_same::value; - static_assert(formattable_const, "Cannot format a const argument."); - - // Formatting of arbitrary pointers is disallowed. If you want to output - // a pointer cast it to "void *" or "const void *". In particular, this - // forbids formatting of "[const] volatile char *" which is printed as bool - // by iostreams. - constexpr bool formattable_pointer = - !std::is_same::value; - static_assert(formattable_pointer, - "Formatting of non-void pointers is disallowed."); - - constexpr bool formattable = - !std::is_same::value; - static_assert( - formattable, - "Cannot format an argument. To make type T formattable provide a " - "formatter specialization: https://fmt.dev/latest/api.html#udt"); - return {arg}; -} - -template -inline auto make_arg(const T& value) -> basic_format_arg { - return make_arg(value); -} -FMT_END_DETAIL_NAMESPACE - -// Formatting context. -template class basic_format_context { - public: - /** The character type for the output. */ - using char_type = Char; - - private: - OutputIt out_; - basic_format_args args_; - detail::locale_ref loc_; - - public: - using iterator = OutputIt; - using format_arg = basic_format_arg; - using parse_context_type = basic_format_parse_context; - template using formatter_type = formatter; - - basic_format_context(basic_format_context&&) = default; - basic_format_context(const basic_format_context&) = delete; - void operator=(const basic_format_context&) = delete; - /** - Constructs a ``basic_format_context`` object. References to the arguments are - stored in the object so make sure they have appropriate lifetimes. - */ - constexpr basic_format_context( - OutputIt out, basic_format_args ctx_args, - detail::locale_ref loc = detail::locale_ref()) - : out_(out), args_(ctx_args), loc_(loc) {} - - constexpr auto arg(int id) const -> format_arg { return args_.get(id); } - FMT_CONSTEXPR auto arg(basic_string_view name) -> format_arg { - return args_.get(name); - } - FMT_CONSTEXPR auto arg_id(basic_string_view name) -> int { - return args_.get_id(name); - } - auto args() const -> const basic_format_args& { - return args_; - } - - FMT_CONSTEXPR auto error_handler() -> detail::error_handler { return {}; } - void on_error(const char* message) { error_handler().on_error(message); } - - // Returns an iterator to the beginning of the output range. - FMT_CONSTEXPR auto out() -> iterator { return out_; } - - // Advances the begin iterator to ``it``. - void advance_to(iterator it) { - if (!detail::is_back_insert_iterator()) out_ = it; - } - - FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } -}; - -template -using buffer_context = - basic_format_context, Char>; -using format_context = buffer_context; - -// Workaround an alias issue: https://stackoverflow.com/q/62767544/471164. -#define FMT_BUFFER_CONTEXT(Char) \ - basic_format_context, Char> - -template -using is_formattable = bool_constant< - !std::is_base_of>().map( - std::declval()))>::value && - !detail::has_fallback_formatter::value>; - -/** - \rst - An array of references to arguments. It can be implicitly converted into - `~fmt::basic_format_args` for passing into type-erased formatting functions - such as `~fmt::vformat`. - \endrst - */ -template -class format_arg_store -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 - // Workaround a GCC template argument substitution bug. - : public basic_format_args -#endif -{ - private: - static const size_t num_args = sizeof...(Args); - static const size_t num_named_args = detail::count_named_args(); - static const bool is_packed = num_args <= detail::max_packed_args; - - using value_type = conditional_t, - basic_format_arg>; - - detail::arg_data - data_; - - friend class basic_format_args; - - static constexpr unsigned long long desc = - (is_packed ? detail::encode_types() - : detail::is_unpacked_bit | num_args) | - (num_named_args != 0 - ? static_cast(detail::has_named_args_bit) - : 0); - - public: - template - FMT_CONSTEXPR FMT_INLINE format_arg_store(T&&... args) - : -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 - basic_format_args(*this), -#endif - data_{detail::make_arg< - is_packed, Context, - detail::mapped_type_constant, Context>::value>( - std::forward(args))...} { - detail::init_named_args(data_.named_args(), 0, 0, args...); - } -}; - -/** - \rst - Constructs a `~fmt::format_arg_store` object that contains references to - arguments and can be implicitly converted to `~fmt::format_args`. `Context` - can be omitted in which case it defaults to `~fmt::context`. - See `~fmt::arg` for lifetime considerations. - \endrst - */ -template -constexpr auto make_format_args(Args&&... args) - -> format_arg_store...> { - return {std::forward(args)...}; -} - -/** - \rst - Returns a named argument to be used in a formatting function. - It should only be used in a call to a formatting function or - `dynamic_format_arg_store::push_back`. - - **Example**:: - - fmt::print("Elapsed time: {s:.2f} seconds", fmt::arg("s", 1.23)); - \endrst - */ -template -inline auto arg(const Char* name, const T& arg) -> detail::named_arg { - static_assert(!detail::is_named_arg(), "nested named arguments"); - return {name, arg}; -} - -/** - \rst - A view of a collection of formatting arguments. To avoid lifetime issues it - should only be used as a parameter type in type-erased functions such as - ``vformat``:: - - void vlog(string_view format_str, format_args args); // OK - format_args args = make_format_args(42); // Error: dangling reference - \endrst - */ -template class basic_format_args { - public: - using size_type = int; - using format_arg = basic_format_arg; - - private: - // A descriptor that contains information about formatting arguments. - // If the number of arguments is less or equal to max_packed_args then - // argument types are passed in the descriptor. This reduces binary code size - // per formatting function call. - unsigned long long desc_; - union { - // If is_packed() returns true then argument values are stored in values_; - // otherwise they are stored in args_. This is done to improve cache - // locality and reduce compiled code size since storing larger objects - // may require more code (at least on x86-64) even if the same amount of - // data is actually copied to stack. It saves ~10% on the bloat test. - const detail::value* values_; - const format_arg* args_; - }; - - constexpr auto is_packed() const -> bool { - return (desc_ & detail::is_unpacked_bit) == 0; - } - auto has_named_args() const -> bool { - return (desc_ & detail::has_named_args_bit) != 0; - } - - FMT_CONSTEXPR auto type(int index) const -> detail::type { - int shift = index * detail::packed_arg_bits; - unsigned int mask = (1 << detail::packed_arg_bits) - 1; - return static_cast((desc_ >> shift) & mask); - } - - constexpr FMT_INLINE basic_format_args(unsigned long long desc, - const detail::value* values) - : desc_(desc), values_(values) {} - constexpr basic_format_args(unsigned long long desc, const format_arg* args) - : desc_(desc), args_(args) {} - - public: - constexpr basic_format_args() : desc_(0), args_(nullptr) {} - - /** - \rst - Constructs a `basic_format_args` object from `~fmt::format_arg_store`. - \endrst - */ - template - constexpr FMT_INLINE basic_format_args( - const format_arg_store& store) - : basic_format_args(format_arg_store::desc, - store.data_.args()) {} - - /** - \rst - Constructs a `basic_format_args` object from - `~fmt::dynamic_format_arg_store`. - \endrst - */ - constexpr FMT_INLINE basic_format_args( - const dynamic_format_arg_store& store) - : basic_format_args(store.get_types(), store.data()) {} - - /** - \rst - Constructs a `basic_format_args` object from a dynamic set of arguments. - \endrst - */ - constexpr basic_format_args(const format_arg* args, int count) - : basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), - args) {} - - /** Returns the argument with the specified id. */ - FMT_CONSTEXPR auto get(int id) const -> format_arg { - format_arg arg; - if (!is_packed()) { - if (id < max_size()) arg = args_[id]; - return arg; - } - if (id >= detail::max_packed_args) return arg; - arg.type_ = type(id); - if (arg.type_ == detail::type::none_type) return arg; - arg.value_ = values_[id]; - return arg; - } - - template - auto get(basic_string_view name) const -> format_arg { - int id = get_id(name); - return id >= 0 ? get(id) : format_arg(); - } - - template - auto get_id(basic_string_view name) const -> int { - if (!has_named_args()) return -1; - const auto& named_args = - (is_packed() ? values_[-1] : args_[-1].value_).named_args; - for (size_t i = 0; i < named_args.size; ++i) { - if (named_args.data[i].name == name) return named_args.data[i].id; - } - return -1; - } - - auto max_size() const -> int { - unsigned long long max_packed = detail::max_packed_args; - return static_cast(is_packed() ? max_packed - : desc_ & ~detail::is_unpacked_bit); - } -}; - -/** An alias to ``basic_format_args``. */ -// A separate type would result in shorter symbols but break ABI compatibility -// between clang and gcc on ARM (#1919). -using format_args = basic_format_args; - -// We cannot use enum classes as bit fields because of a gcc bug -// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414. -namespace align { -enum type { none, left, right, center, numeric }; -} -using align_t = align::type; -namespace sign { -enum type { none, minus, plus, space }; -} -using sign_t = sign::type; - -FMT_BEGIN_DETAIL_NAMESPACE - -// Workaround an array initialization issue in gcc 4.8. -template struct fill_t { - private: - enum { max_size = 4 }; - Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; - unsigned char size_ = 1; - - public: - FMT_CONSTEXPR void operator=(basic_string_view s) { - auto size = s.size(); - if (size > max_size) return throw_format_error("invalid fill"); - for (size_t i = 0; i < size; ++i) data_[i] = s[i]; - size_ = static_cast(size); - } - - constexpr auto size() const -> size_t { return size_; } - constexpr auto data() const -> const Char* { return data_; } - - FMT_CONSTEXPR auto operator[](size_t index) -> Char& { return data_[index]; } - FMT_CONSTEXPR auto operator[](size_t index) const -> const Char& { - return data_[index]; - } -}; -FMT_END_DETAIL_NAMESPACE - -enum class presentation_type : unsigned char { - none, - // Integer types should go first, - dec, // 'd' - oct, // 'o' - hex_lower, // 'x' - hex_upper, // 'X' - bin_lower, // 'b' - bin_upper, // 'B' - hexfloat_lower, // 'a' - hexfloat_upper, // 'A' - exp_lower, // 'e' - exp_upper, // 'E' - fixed_lower, // 'f' - fixed_upper, // 'F' - general_lower, // 'g' - general_upper, // 'G' - chr, // 'c' - string, // 's' - pointer // 'p' -}; - -// Format specifiers for built-in and string types. -template struct basic_format_specs { - int width; - int precision; - presentation_type type; - align_t align : 4; - sign_t sign : 3; - bool alt : 1; // Alternate form ('#'). - bool localized : 1; - detail::fill_t fill; - - constexpr basic_format_specs() - : width(0), - precision(-1), - type(presentation_type::none), - align(align::none), - sign(sign::none), - alt(false), - localized(false) {} -}; - -using format_specs = basic_format_specs; - -FMT_BEGIN_DETAIL_NAMESPACE - -enum class arg_id_kind { none, index, name }; - -// An argument reference. -template struct arg_ref { - FMT_CONSTEXPR arg_ref() : kind(arg_id_kind::none), val() {} - - FMT_CONSTEXPR explicit arg_ref(int index) - : kind(arg_id_kind::index), val(index) {} - FMT_CONSTEXPR explicit arg_ref(basic_string_view name) - : kind(arg_id_kind::name), val(name) {} - - FMT_CONSTEXPR auto operator=(int idx) -> arg_ref& { - kind = arg_id_kind::index; - val.index = idx; - return *this; - } - - arg_id_kind kind; - union value { - FMT_CONSTEXPR value(int id = 0) : index{id} {} - FMT_CONSTEXPR value(basic_string_view n) : name(n) {} - - int index; - basic_string_view name; - } val; -}; - -// Format specifiers with width and precision resolved at formatting rather -// than parsing time to allow re-using the same parsed specifiers with -// different sets of arguments (precompilation of format strings). -template -struct dynamic_format_specs : basic_format_specs { - arg_ref width_ref; - arg_ref precision_ref; -}; - -struct auto_id {}; - -// A format specifier handler that sets fields in basic_format_specs. -template class specs_setter { - protected: - basic_format_specs& specs_; - - public: - explicit FMT_CONSTEXPR specs_setter(basic_format_specs& specs) - : specs_(specs) {} - - FMT_CONSTEXPR specs_setter(const specs_setter& other) - : specs_(other.specs_) {} - - FMT_CONSTEXPR void on_align(align_t align) { specs_.align = align; } - FMT_CONSTEXPR void on_fill(basic_string_view fill) { - specs_.fill = fill; - } - FMT_CONSTEXPR void on_sign(sign_t s) { specs_.sign = s; } - FMT_CONSTEXPR void on_hash() { specs_.alt = true; } - FMT_CONSTEXPR void on_localized() { specs_.localized = true; } - - FMT_CONSTEXPR void on_zero() { - if (specs_.align == align::none) specs_.align = align::numeric; - specs_.fill[0] = Char('0'); - } - - FMT_CONSTEXPR void on_width(int width) { specs_.width = width; } - FMT_CONSTEXPR void on_precision(int precision) { - specs_.precision = precision; - } - FMT_CONSTEXPR void end_precision() {} - - FMT_CONSTEXPR void on_type(presentation_type type) { specs_.type = type; } -}; - -// Format spec handler that saves references to arguments representing dynamic -// width and precision to be resolved at formatting time. -template -class dynamic_specs_handler - : public specs_setter { - public: - using char_type = typename ParseContext::char_type; - - FMT_CONSTEXPR dynamic_specs_handler(dynamic_format_specs& specs, - ParseContext& ctx) - : specs_setter(specs), specs_(specs), context_(ctx) {} - - FMT_CONSTEXPR dynamic_specs_handler(const dynamic_specs_handler& other) - : specs_setter(other), - specs_(other.specs_), - context_(other.context_) {} - - template FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { - specs_.width_ref = make_arg_ref(arg_id); - } - - template FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { - specs_.precision_ref = make_arg_ref(arg_id); - } - - FMT_CONSTEXPR void on_error(const char* message) { - context_.on_error(message); - } - - private: - dynamic_format_specs& specs_; - ParseContext& context_; - - using arg_ref_type = arg_ref; - - FMT_CONSTEXPR auto make_arg_ref(int arg_id) -> arg_ref_type { - context_.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } - - FMT_CONSTEXPR auto make_arg_ref(auto_id) -> arg_ref_type { - return arg_ref_type(context_.next_arg_id()); - } - - FMT_CONSTEXPR auto make_arg_ref(basic_string_view arg_id) - -> arg_ref_type { - context_.check_arg_id(arg_id); - basic_string_view format_str( - context_.begin(), to_unsigned(context_.end() - context_.begin())); - return arg_ref_type(arg_id); - } -}; - -template constexpr bool is_ascii_letter(Char c) { - return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'); -} - -// Converts a character to ASCII. Returns a number > 127 on conversion failure. -template ::value)> -constexpr auto to_ascii(Char value) -> Char { - return value; -} -template ::value)> -constexpr auto to_ascii(Char value) -> - typename std::underlying_type::type { - return value; -} - -template -FMT_CONSTEXPR auto code_point_length(const Char* begin) -> int { - if (const_check(sizeof(Char) != 1)) return 1; - auto lengths = - "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4"; - int len = lengths[static_cast(*begin) >> 3]; - - // Compute the pointer to the next character early so that the next - // iteration can start working on the next character. Neither Clang - // nor GCC figure out this reordering on their own. - return len + !len; -} - -// Return the result via the out param to workaround gcc bug 77539. -template -FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr& out) -> bool { - for (out = first; out != last; ++out) { - if (*out == value) return true; - } - return false; -} - -template <> -inline auto find(const char* first, const char* last, char value, - const char*& out) -> bool { - out = static_cast( - std::memchr(first, value, to_unsigned(last - first))); - return out != nullptr; -} - -// Parses the range [begin, end) as an unsigned integer. This function assumes -// that the range is non-empty and the first character is a digit. -template -FMT_CONSTEXPR auto parse_nonnegative_int(const Char*& begin, const Char* end, - int error_value) noexcept -> int { - FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); - unsigned value = 0, prev = 0; - auto p = begin; - do { - prev = value; - value = value * 10 + unsigned(*p - '0'); - ++p; - } while (p != end && '0' <= *p && *p <= '9'); - auto num_digits = p - begin; - begin = p; - if (num_digits <= std::numeric_limits::digits10) - return static_cast(value); - // Check for overflow. - const unsigned max = to_unsigned((std::numeric_limits::max)()); - return num_digits == std::numeric_limits::digits10 + 1 && - prev * 10ull + unsigned(p[-1] - '0') <= max - ? static_cast(value) - : error_value; -} - -// Parses fill and alignment. -template -FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end, - Handler&& handler) -> const Char* { - FMT_ASSERT(begin != end, ""); - auto align = align::none; - auto p = begin + code_point_length(begin); - if (p >= end) p = begin; - for (;;) { - switch (to_ascii(*p)) { - case '<': - align = align::left; - break; - case '>': - align = align::right; - break; - case '^': - align = align::center; - break; - default: - break; - } - if (align != align::none) { - if (p != begin) { - auto c = *begin; - if (c == '{') - return handler.on_error("invalid fill character '{'"), begin; - handler.on_fill(basic_string_view(begin, to_unsigned(p - begin))); - begin = p + 1; - } else - ++begin; - handler.on_align(align); - break; - } else if (p == begin) { - break; - } - p = begin; - } - return begin; -} - -template FMT_CONSTEXPR bool is_name_start(Char c) { - return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; -} - -template -FMT_CONSTEXPR auto do_parse_arg_id(const Char* begin, const Char* end, - IDHandler&& handler) -> const Char* { - FMT_ASSERT(begin != end, ""); - Char c = *begin; - if (c >= '0' && c <= '9') { - int index = 0; - if (c != '0') - index = - parse_nonnegative_int(begin, end, (std::numeric_limits::max)()); - else - ++begin; - if (begin == end || (*begin != '}' && *begin != ':')) - handler.on_error("invalid format string"); - else - handler(index); - return begin; - } - if (!is_name_start(c)) { - handler.on_error("invalid format string"); - return begin; - } - auto it = begin; - do { - ++it; - } while (it != end && (is_name_start(c = *it) || ('0' <= c && c <= '9'))); - handler(basic_string_view(begin, to_unsigned(it - begin))); - return it; -} - -template -FMT_CONSTEXPR FMT_INLINE auto parse_arg_id(const Char* begin, const Char* end, - IDHandler&& handler) -> const Char* { - Char c = *begin; - if (c != '}' && c != ':') return do_parse_arg_id(begin, end, handler); - handler(); - return begin; -} - -template -FMT_CONSTEXPR auto parse_width(const Char* begin, const Char* end, - Handler&& handler) -> const Char* { - using detail::auto_id; - struct width_adapter { - Handler& handler; - - FMT_CONSTEXPR void operator()() { handler.on_dynamic_width(auto_id()); } - FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_width(id); } - FMT_CONSTEXPR void operator()(basic_string_view id) { - handler.on_dynamic_width(id); - } - FMT_CONSTEXPR void on_error(const char* message) { - if (message) handler.on_error(message); - } - }; - - FMT_ASSERT(begin != end, ""); - if ('0' <= *begin && *begin <= '9') { - int width = parse_nonnegative_int(begin, end, -1); - if (width != -1) - handler.on_width(width); - else - handler.on_error("number is too big"); - } else if (*begin == '{') { - ++begin; - if (begin != end) begin = parse_arg_id(begin, end, width_adapter{handler}); - if (begin == end || *begin != '}') - return handler.on_error("invalid format string"), begin; - ++begin; - } - return begin; -} - -template -FMT_CONSTEXPR auto parse_precision(const Char* begin, const Char* end, - Handler&& handler) -> const Char* { - using detail::auto_id; - struct precision_adapter { - Handler& handler; - - FMT_CONSTEXPR void operator()() { handler.on_dynamic_precision(auto_id()); } - FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_precision(id); } - FMT_CONSTEXPR void operator()(basic_string_view id) { - handler.on_dynamic_precision(id); - } - FMT_CONSTEXPR void on_error(const char* message) { - if (message) handler.on_error(message); - } - }; - - ++begin; - auto c = begin != end ? *begin : Char(); - if ('0' <= c && c <= '9') { - auto precision = parse_nonnegative_int(begin, end, -1); - if (precision != -1) - handler.on_precision(precision); - else - handler.on_error("number is too big"); - } else if (c == '{') { - ++begin; - if (begin != end) - begin = parse_arg_id(begin, end, precision_adapter{handler}); - if (begin == end || *begin++ != '}') - return handler.on_error("invalid format string"), begin; - } else { - return handler.on_error("missing precision specifier"), begin; - } - handler.end_precision(); - return begin; -} - -template -FMT_CONSTEXPR auto parse_presentation_type(Char type) -> presentation_type { - switch (to_ascii(type)) { - case 'd': - return presentation_type::dec; - case 'o': - return presentation_type::oct; - case 'x': - return presentation_type::hex_lower; - case 'X': - return presentation_type::hex_upper; - case 'b': - return presentation_type::bin_lower; - case 'B': - return presentation_type::bin_upper; - case 'a': - return presentation_type::hexfloat_lower; - case 'A': - return presentation_type::hexfloat_upper; - case 'e': - return presentation_type::exp_lower; - case 'E': - return presentation_type::exp_upper; - case 'f': - return presentation_type::fixed_lower; - case 'F': - return presentation_type::fixed_upper; - case 'g': - return presentation_type::general_lower; - case 'G': - return presentation_type::general_upper; - case 'c': - return presentation_type::chr; - case 's': - return presentation_type::string; - case 'p': - return presentation_type::pointer; - default: - return presentation_type::none; - } -} - -// Parses standard format specifiers and sends notifications about parsed -// components to handler. -template -FMT_CONSTEXPR FMT_INLINE auto parse_format_specs(const Char* begin, - const Char* end, - SpecHandler&& handler) - -> const Char* { - if (begin + 1 < end && begin[1] == '}' && is_ascii_letter(*begin) && - *begin != 'L') { - presentation_type type = parse_presentation_type(*begin++); - if (type == presentation_type::none) - handler.on_error("invalid type specifier"); - handler.on_type(type); - return begin; - } - - if (begin == end) return begin; - - begin = parse_align(begin, end, handler); - if (begin == end) return begin; - - // Parse sign. - switch (to_ascii(*begin)) { - case '+': - handler.on_sign(sign::plus); - ++begin; - break; - case '-': - handler.on_sign(sign::minus); - ++begin; - break; - case ' ': - handler.on_sign(sign::space); - ++begin; - break; - default: - break; - } - if (begin == end) return begin; - - if (*begin == '#') { - handler.on_hash(); - if (++begin == end) return begin; - } - - // Parse zero flag. - if (*begin == '0') { - handler.on_zero(); - if (++begin == end) return begin; - } - - begin = parse_width(begin, end, handler); - if (begin == end) return begin; - - // Parse precision. - if (*begin == '.') { - begin = parse_precision(begin, end, handler); - if (begin == end) return begin; - } - - if (*begin == 'L') { - handler.on_localized(); - ++begin; - } - - // Parse type. - if (begin != end && *begin != '}') { - presentation_type type = parse_presentation_type(*begin++); - if (type == presentation_type::none) - handler.on_error("invalid type specifier"); - handler.on_type(type); - } - return begin; -} - -template -FMT_CONSTEXPR auto parse_replacement_field(const Char* begin, const Char* end, - Handler&& handler) -> const Char* { - struct id_adapter { - Handler& handler; - int arg_id; - - FMT_CONSTEXPR void operator()() { arg_id = handler.on_arg_id(); } - FMT_CONSTEXPR void operator()(int id) { arg_id = handler.on_arg_id(id); } - FMT_CONSTEXPR void operator()(basic_string_view id) { - arg_id = handler.on_arg_id(id); - } - FMT_CONSTEXPR void on_error(const char* message) { - if (message) handler.on_error(message); - } - }; - - ++begin; - if (begin == end) return handler.on_error("invalid format string"), end; - if (*begin == '}') { - handler.on_replacement_field(handler.on_arg_id(), begin); - } else if (*begin == '{') { - handler.on_text(begin, begin + 1); - } else { - auto adapter = id_adapter{handler, 0}; - begin = parse_arg_id(begin, end, adapter); - Char c = begin != end ? *begin : Char(); - if (c == '}') { - handler.on_replacement_field(adapter.arg_id, begin); - } else if (c == ':') { - begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); - if (begin == end || *begin != '}') - return handler.on_error("unknown format specifier"), end; - } else { - return handler.on_error("missing '}' in format string"), end; - } - } - return begin + 1; -} - -template -FMT_CONSTEXPR FMT_INLINE void parse_format_string( - basic_string_view format_str, Handler&& handler) { - // Workaround a name-lookup bug in MSVC's modules implementation. - using detail::find; - - auto begin = format_str.data(); - auto end = begin + format_str.size(); - if (end - begin < 32) { - // Use a simple loop instead of memchr for small strings. - const Char* p = begin; - while (p != end) { - auto c = *p++; - if (c == '{') { - handler.on_text(begin, p - 1); - begin = p = parse_replacement_field(p - 1, end, handler); - } else if (c == '}') { - if (p == end || *p != '}') - return handler.on_error("unmatched '}' in format string"); - handler.on_text(begin, p); - begin = ++p; - } - } - handler.on_text(begin, end); - return; - } - struct writer { - FMT_CONSTEXPR void operator()(const Char* pbegin, const Char* pend) { - if (pbegin == pend) return; - for (;;) { - const Char* p = nullptr; - if (!find(pbegin, pend, Char('}'), p)) - return handler_.on_text(pbegin, pend); - ++p; - if (p == pend || *p != '}') - return handler_.on_error("unmatched '}' in format string"); - handler_.on_text(pbegin, p); - pbegin = p + 1; - } - } - Handler& handler_; - } write{handler}; - while (begin != end) { - // Doing two passes with memchr (one for '{' and another for '}') is up to - // 2.5x faster than the naive one-pass implementation on big format strings. - const Char* p = begin; - if (*begin != '{' && !find(begin + 1, end, Char('{'), p)) - return write(begin, end); - write(begin, p); - begin = parse_replacement_field(p, end, handler); - } -} - -template -FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx) - -> decltype(ctx.begin()) { - using char_type = typename ParseContext::char_type; - using context = buffer_context; - using mapped_type = conditional_t< - mapped_type_constant::value != type::custom_type, - decltype(arg_mapper().map(std::declval())), T>; - auto f = conditional_t::value, - formatter, - fallback_formatter>(); - return f.parse(ctx); -} - -// A parse context with extra argument id checks. It is only used at compile -// time because adding checks at runtime would introduce substantial overhead -// and would be redundant since argument ids are checked when arguments are -// retrieved anyway. -template -class compile_parse_context - : public basic_format_parse_context { - private: - int num_args_; - using base = basic_format_parse_context; - - public: - explicit FMT_CONSTEXPR compile_parse_context( - basic_string_view format_str, - int num_args = (std::numeric_limits::max)(), ErrorHandler eh = {}) - : base(format_str, eh), num_args_(num_args) {} - - FMT_CONSTEXPR auto next_arg_id() -> int { - int id = base::next_arg_id(); - if (id >= num_args_) this->on_error("argument not found"); - return id; - } - - FMT_CONSTEXPR void check_arg_id(int id) { - base::check_arg_id(id); - if (id >= num_args_) this->on_error("argument not found"); - } - using base::check_arg_id; -}; - -template -FMT_CONSTEXPR void check_int_type_spec(presentation_type type, - ErrorHandler&& eh) { - if (type > presentation_type::bin_upper && type != presentation_type::chr) - eh.on_error("invalid type specifier"); -} - -// Checks char specs and returns true if the type spec is char (and not int). -template -FMT_CONSTEXPR auto check_char_specs(const basic_format_specs& specs, - ErrorHandler&& eh = {}) -> bool { - if (specs.type != presentation_type::none && - specs.type != presentation_type::chr) { - check_int_type_spec(specs.type, eh); - return false; - } - if (specs.align == align::numeric || specs.sign != sign::none || specs.alt) - eh.on_error("invalid format specifier for char"); - return true; -} - -// A floating-point presentation format. -enum class float_format : unsigned char { - general, // General: exponent notation or fixed point based on magnitude. - exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. - fixed, // Fixed point with the default precision of 6, e.g. 0.0012. - hex -}; - -struct float_specs { - int precision; - float_format format : 8; - sign_t sign : 8; - bool upper : 1; - bool locale : 1; - bool binary32 : 1; - bool use_grisu : 1; - bool showpoint : 1; -}; - -template -FMT_CONSTEXPR auto parse_float_type_spec(const basic_format_specs& specs, - ErrorHandler&& eh = {}) - -> float_specs { - auto result = float_specs(); - result.showpoint = specs.alt; - result.locale = specs.localized; - switch (specs.type) { - case presentation_type::none: - result.format = float_format::general; - break; - case presentation_type::general_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::general_lower: - result.format = float_format::general; - break; - case presentation_type::exp_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::exp_lower: - result.format = float_format::exp; - result.showpoint |= specs.precision != 0; - break; - case presentation_type::fixed_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::fixed_lower: - result.format = float_format::fixed; - result.showpoint |= specs.precision != 0; - break; - case presentation_type::hexfloat_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::hexfloat_lower: - result.format = float_format::hex; - break; - default: - eh.on_error("invalid type specifier"); - break; - } - return result; -} - -template -FMT_CONSTEXPR auto check_cstring_type_spec(presentation_type type, - ErrorHandler&& eh = {}) -> bool { - if (type == presentation_type::none || type == presentation_type::string) - return true; - if (type != presentation_type::pointer) eh.on_error("invalid type specifier"); - return false; -} - -template -FMT_CONSTEXPR void check_string_type_spec(presentation_type type, - ErrorHandler&& eh = {}) { - if (type != presentation_type::none && type != presentation_type::string) - eh.on_error("invalid type specifier"); -} - -template -FMT_CONSTEXPR void check_pointer_type_spec(presentation_type type, - ErrorHandler&& eh) { - if (type != presentation_type::none && type != presentation_type::pointer) - eh.on_error("invalid type specifier"); -} - -// A parse_format_specs handler that checks if specifiers are consistent with -// the argument type. -template class specs_checker : public Handler { - private: - detail::type arg_type_; - - FMT_CONSTEXPR void require_numeric_argument() { - if (!is_arithmetic_type(arg_type_)) - this->on_error("format specifier requires numeric argument"); - } - - public: - FMT_CONSTEXPR specs_checker(const Handler& handler, detail::type arg_type) - : Handler(handler), arg_type_(arg_type) {} - - FMT_CONSTEXPR void on_align(align_t align) { - if (align == align::numeric) require_numeric_argument(); - Handler::on_align(align); - } - - FMT_CONSTEXPR void on_sign(sign_t s) { - require_numeric_argument(); - if (is_integral_type(arg_type_) && arg_type_ != type::int_type && - arg_type_ != type::long_long_type && arg_type_ != type::char_type) { - this->on_error("format specifier requires signed argument"); - } - Handler::on_sign(s); - } - - FMT_CONSTEXPR void on_hash() { - require_numeric_argument(); - Handler::on_hash(); - } - - FMT_CONSTEXPR void on_localized() { - require_numeric_argument(); - Handler::on_localized(); - } - - FMT_CONSTEXPR void on_zero() { - require_numeric_argument(); - Handler::on_zero(); - } - - FMT_CONSTEXPR void end_precision() { - if (is_integral_type(arg_type_) || arg_type_ == type::pointer_type) - this->on_error("precision not allowed for this argument type"); - } -}; - -constexpr int invalid_arg_index = -1; - -#if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS -template -constexpr auto get_arg_index_by_name(basic_string_view name) -> int { - if constexpr (detail::is_statically_named_arg()) { - if (name == T::name) return N; - } - if constexpr (sizeof...(Args) > 0) - return get_arg_index_by_name(name); - (void)name; // Workaround an MSVC bug about "unused" parameter. - return invalid_arg_index; -} -#endif - -template -FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view name) -> int { -#if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS - if constexpr (sizeof...(Args) > 0) - return get_arg_index_by_name<0, Args...>(name); -#endif - (void)name; - return invalid_arg_index; -} - -template -class format_string_checker { - private: - using parse_context_type = compile_parse_context; - enum { num_args = sizeof...(Args) }; - - // Format specifier parsing function. - using parse_func = const Char* (*)(parse_context_type&); - - parse_context_type context_; - parse_func parse_funcs_[num_args > 0 ? num_args : 1]; - - public: - explicit FMT_CONSTEXPR format_string_checker( - basic_string_view format_str, ErrorHandler eh) - : context_(format_str, num_args, eh), - parse_funcs_{&parse_format_specs...} {} - - FMT_CONSTEXPR void on_text(const Char*, const Char*) {} - - FMT_CONSTEXPR auto on_arg_id() -> int { return context_.next_arg_id(); } - FMT_CONSTEXPR auto on_arg_id(int id) -> int { - return context_.check_arg_id(id), id; - } - FMT_CONSTEXPR auto on_arg_id(basic_string_view id) -> int { -#if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS - auto index = get_arg_index_by_name(id); - if (index == invalid_arg_index) on_error("named argument is not found"); - return context_.check_arg_id(index), index; -#else - (void)id; - on_error("compile-time checks for named arguments require C++20 support"); - return 0; -#endif - } - - FMT_CONSTEXPR void on_replacement_field(int, const Char*) {} - - FMT_CONSTEXPR auto on_format_specs(int id, const Char* begin, const Char*) - -> const Char* { - context_.advance_to(context_.begin() + (begin - &*context_.begin())); - // id >= 0 check is a workaround for gcc 10 bug (#2065). - return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; - } - - FMT_CONSTEXPR void on_error(const char* message) { - context_.on_error(message); - } -}; - -template ::value), int>> -void check_format_string(S format_str) { - FMT_CONSTEXPR auto s = to_string_view(format_str); - using checker = format_string_checker...>; - FMT_CONSTEXPR bool invalid_format = - (parse_format_string(s, checker(s, {})), true); - ignore_unused(invalid_format); -} - -template -void vformat_to( - buffer& buf, basic_string_view fmt, - basic_format_args)> args, - locale_ref loc = {}); - -FMT_API void vprint_mojibake(std::FILE*, string_view, format_args); -#ifndef _WIN32 -inline void vprint_mojibake(std::FILE*, string_view, format_args) {} -#endif -FMT_END_DETAIL_NAMESPACE - -// A formatter specialization for the core types corresponding to detail::type -// constants. -template -struct formatter::value != - detail::type::custom_type>> { - private: - detail::dynamic_format_specs specs_; - - public: - // Parses format specifiers stopping either at the end of the range or at the - // terminating '}'. - template - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - auto begin = ctx.begin(), end = ctx.end(); - if (begin == end) return begin; - using handler_type = detail::dynamic_specs_handler; - auto type = detail::type_constant::value; - auto checker = - detail::specs_checker(handler_type(specs_, ctx), type); - auto it = detail::parse_format_specs(begin, end, checker); - auto eh = ctx.error_handler(); - switch (type) { - case detail::type::none_type: - FMT_ASSERT(false, "invalid argument type"); - break; - case detail::type::bool_type: - if (specs_.type == presentation_type::none || - specs_.type == presentation_type::string) { - break; - } - FMT_FALLTHROUGH; - case detail::type::int_type: - case detail::type::uint_type: - case detail::type::long_long_type: - case detail::type::ulong_long_type: - case detail::type::int128_type: - case detail::type::uint128_type: - detail::check_int_type_spec(specs_.type, eh); - break; - case detail::type::char_type: - detail::check_char_specs(specs_, eh); - break; - case detail::type::float_type: - if (detail::const_check(FMT_USE_FLOAT)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "float support disabled"); - break; - case detail::type::double_type: - if (detail::const_check(FMT_USE_DOUBLE)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "double support disabled"); - break; - case detail::type::long_double_type: - if (detail::const_check(FMT_USE_LONG_DOUBLE)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "long double support disabled"); - break; - case detail::type::cstring_type: - detail::check_cstring_type_spec(specs_.type, eh); - break; - case detail::type::string_type: - detail::check_string_type_spec(specs_.type, eh); - break; - case detail::type::pointer_type: - detail::check_pointer_type_spec(specs_.type, eh); - break; - case detail::type::custom_type: - // Custom format specifiers are checked in parse functions of - // formatter specializations. - break; - } - return it; - } - - template - FMT_CONSTEXPR auto format(const T& val, FormatContext& ctx) const - -> decltype(ctx.out()); -}; - -template struct basic_runtime { basic_string_view str; }; - -/** A compile-time format string. */ -template class basic_format_string { - private: - basic_string_view str_; - - public: - template >::value)> - FMT_CONSTEVAL FMT_INLINE basic_format_string(const S& s) : str_(s) { - static_assert( - detail::count< - (std::is_base_of>::value && - std::is_reference::value)...>() == 0, - "passing views as lvalues is disallowed"); -#ifdef FMT_HAS_CONSTEVAL - if constexpr (detail::count_named_args() == 0) { - using checker = detail::format_string_checker...>; - detail::parse_format_string(str_, checker(s, {})); - } -#else - detail::check_format_string(s); -#endif - } - basic_format_string(basic_runtime r) : str_(r.str) {} - - FMT_INLINE operator basic_string_view() const { return str_; } -}; - -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 -// Workaround broken conversion on older gcc. -template using format_string = string_view; -template auto runtime(const S& s) -> basic_string_view> { - return s; -} -#else -template -using format_string = basic_format_string...>; -/** - \rst - Creates a runtime format string. - - **Example**:: - - // Check format string at runtime instead of compile-time. - fmt::print(fmt::runtime("{:d}"), "I am not a number"); - \endrst - */ -template auto runtime(const S& s) -> basic_runtime> { - return {{s}}; -} -#endif - -FMT_API auto vformat(string_view fmt, format_args args) -> std::string; - -/** - \rst - Formats ``args`` according to specifications in ``fmt`` and returns the result - as a string. - - **Example**:: - - #include - std::string message = fmt::format("The answer is {}.", 42); - \endrst -*/ -template -FMT_INLINE auto format(format_string fmt, T&&... args) -> std::string { - return vformat(fmt, fmt::make_format_args(args...)); -} - -/** Formats a string and writes the output to ``out``. */ -template ::value)> -auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt { - using detail::get_buffer; - auto&& buf = get_buffer(out); - detail::vformat_to(buf, fmt, args, {}); - return detail::get_iterator(buf); -} - -/** - \rst - Formats ``args`` according to specifications in ``fmt``, writes the result to - the output iterator ``out`` and returns the iterator past the end of the output - range. `format_to` does not append a terminating null character. - - **Example**:: - - auto out = std::vector(); - fmt::format_to(std::back_inserter(out), "{}", 42); - \endrst - */ -template ::value)> -FMT_INLINE auto format_to(OutputIt out, format_string fmt, T&&... args) - -> OutputIt { - return vformat_to(out, fmt, fmt::make_format_args(args...)); -} - -template struct format_to_n_result { - /** Iterator past the end of the output range. */ - OutputIt out; - /** Total (not truncated) output size. */ - size_t size; -}; - -template ::value)> -auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) - -> format_to_n_result { - using traits = detail::fixed_buffer_traits; - auto buf = detail::iterator_buffer(out, n); - detail::vformat_to(buf, fmt, args, {}); - return {buf.out(), buf.count()}; -} - -/** - \rst - Formats ``args`` according to specifications in ``fmt``, writes up to ``n`` - characters of the result to the output iterator ``out`` and returns the total - (not truncated) output size and the iterator past the end of the output range. - `format_to_n` does not append a terminating null character. - \endrst - */ -template ::value)> -FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string fmt, - T&&... args) -> format_to_n_result { - return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); -} - -/** Returns the number of chars in the output of ``format(fmt, args...)``. */ -template -FMT_INLINE auto formatted_size(format_string fmt, T&&... args) -> size_t { - auto buf = detail::counting_buffer<>(); - detail::vformat_to(buf, string_view(fmt), fmt::make_format_args(args...), {}); - return buf.count(); -} - -FMT_API void vprint(string_view fmt, format_args args); -FMT_API void vprint(std::FILE* f, string_view fmt, format_args args); - -/** - \rst - Formats ``args`` according to specifications in ``fmt`` and writes the output - to ``stdout``. - - **Example**:: - - fmt::print("Elapsed time: {0:.2f} seconds", 1.23); - \endrst - */ -template -FMT_INLINE void print(format_string fmt, T&&... args) { - const auto& vargs = fmt::make_format_args(args...); - return detail::is_utf8() ? vprint(fmt, vargs) - : detail::vprint_mojibake(stdout, fmt, vargs); -} - -/** - \rst - Formats ``args`` according to specifications in ``fmt`` and writes the - output to the file ``f``. - - **Example**:: - - fmt::print(stderr, "Don't {}!", "panic"); - \endrst - */ -template -FMT_INLINE void print(std::FILE* f, format_string fmt, T&&... args) { - const auto& vargs = fmt::make_format_args(args...); - return detail::is_utf8() ? vprint(f, fmt, vargs) - : detail::vprint_mojibake(f, fmt, vargs); -} - -FMT_MODULE_EXPORT_END -FMT_GCC_PRAGMA("GCC pop_options") -FMT_END_NAMESPACE - -#ifdef FMT_HEADER_ONLY -# include "format.h" -#endif -#endif // FMT_CORE_H_ +#include "format.h" diff --git a/src/3rdparty/fmt/format-inl.h b/src/3rdparty/fmt/format-inl.h index b7d88270..73f40f3d 100644 --- a/src/3rdparty/fmt/format-inl.h +++ b/src/3rdparty/fmt/format-inl.h @@ -8,21 +8,19 @@ #ifndef FMT_FORMAT_INL_H_ #define FMT_FORMAT_INL_H_ -#include -#include +#ifndef FMT_IMPORT_STD +# include +# include +# include +#endif #include // errno #include -#include -#include -#include // std::memmove -#include -#include -#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +#if !defined(FMT_STATIC_THOUSANDS_SEPARATOR) && !defined(FMT_IMPORT_STD) # include #endif -#ifdef _WIN32 +#if defined(_WIN32) && !defined(FMT_USE_WRITE_CONSOLE) # include // _isatty #endif @@ -40,25 +38,8 @@ FMT_FUNC void assert_fail(const char* file, int line, const char* message) { std::terminate(); } -FMT_FUNC void throw_format_error(const char* message) { - FMT_THROW(format_error(message)); -} - -#ifndef _MSC_VER -# define FMT_SNPRINTF snprintf -#else // _MSC_VER -inline int fmt_snprintf(char* buffer, size_t size, const char* format, ...) { - va_list args; - va_start(args, format); - int result = vsnprintf_s(buffer, size, _TRUNCATE, format, args); - va_end(args); - return result; -} -# define FMT_SNPRINTF fmt_snprintf -#endif // _MSC_VER - FMT_FUNC void format_error_code(detail::buffer& out, int error_code, - string_view message) FMT_NOEXCEPT { + string_view message) noexcept { // Report error code making sure that the output fits into // inline_buffer_size to avoid dynamic memory allocation and potential // bad_alloc. @@ -73,15 +54,15 @@ FMT_FUNC void format_error_code(detail::buffer& out, int error_code, ++error_code_size; } error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); - auto it = buffer_appender(out); + auto it = appender(out); if (message.size() <= inline_buffer_size - error_code_size) - format_to(it, FMT_STRING("{}{}"), message, SEP); - format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); + fmt::format_to(it, FMT_STRING("{}{}"), message, SEP); + fmt::format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); FMT_ASSERT(out.size() <= inline_buffer_size, ""); } FMT_FUNC void report_error(format_func func, int error_code, - const char* message) FMT_NOEXCEPT { + const char* message) noexcept { memory_buffer full_message; func(full_message, error_code, message); // Don't use fwrite_fully because the latter may throw. @@ -90,10 +71,10 @@ FMT_FUNC void report_error(format_func func, int error_code, } // A wrapper around fwrite that throws on error. -inline void fwrite_fully(const void* ptr, size_t size, size_t count, - FILE* stream) { - size_t written = std::fwrite(ptr, size, count, stream); - if (written < count) FMT_THROW(system_error(errno, "cannot write to file")); +inline void fwrite_fully(const void* ptr, size_t count, FILE* stream) { + size_t written = std::fwrite(ptr, 1, count, stream); + if (written < count) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); } #ifndef FMT_STATIC_THOUSANDS_SEPARATOR @@ -102,7 +83,7 @@ locale_ref::locale_ref(const Locale& loc) : locale_(&loc) { static_assert(std::is_same::value, ""); } -template Locale locale_ref::get() const { +template auto locale_ref::get() const -> Locale { static_assert(std::is_same::value, ""); return locale_ ? *static_cast(locale_) : std::locale(); } @@ -114,7 +95,8 @@ FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result { auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep(); return {std::move(grouping), thousands_sep}; } -template FMT_FUNC Char decimal_point_impl(locale_ref loc) { +template +FMT_FUNC auto decimal_point_impl(locale_ref loc) -> Char { return std::use_facet>(loc.get()) .decimal_point(); } @@ -127,951 +109,162 @@ template FMT_FUNC Char decimal_point_impl(locale_ref) { return '.'; } #endif -} // namespace detail -#if !FMT_MSC_VER -FMT_API FMT_FUNC format_error::~format_error() FMT_NOEXCEPT = default; +FMT_FUNC auto write_loc(appender out, loc_value value, + const format_specs& specs, locale_ref loc) -> bool { +#ifdef FMT_STATIC_THOUSANDS_SEPARATOR + value.visit(loc_writer<>{ + out, specs, std::string(1, FMT_STATIC_THOUSANDS_SEPARATOR), "\3", "."}); + return true; +#else + auto locale = loc.get(); + // We cannot use the num_put facet because it may produce output in + // a wrong encoding. + using facet = format_facet; + if (std::has_facet(locale)) + return std::use_facet(locale).put(out, value, specs); + return facet(locale).put(out, value, specs); #endif - -FMT_FUNC std::system_error vsystem_error(int error_code, string_view format_str, - format_args args) { - auto ec = std::error_code(error_code, std::generic_category()); - return std::system_error(ec, vformat(format_str, args)); -} - -namespace detail { - -template <> FMT_FUNC int count_digits<4>(detail::fallback_uintptr n) { - // fallback_uintptr is always stored in little endian. - int i = static_cast(sizeof(void*)) - 1; - while (i > 0 && n.value[i] == 0) --i; - auto char_digits = std::numeric_limits::digits / 4; - return i >= 0 ? i * char_digits + count_digits<4, unsigned>(n.value[i]) : 1; } +} // namespace detail -// log10(2) = 0x0.4d104d427de7fbcc... -static constexpr uint64_t log10_2_significand = 0x4d104d427de7fbcc; - -template struct basic_impl_data { - // Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. - // These are generated by support/compute-powers.py. - static constexpr uint64_t pow10_significands[87] = { - 0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76, - 0xcf42894a5dce35ea, 0x9a6bb0aa55653b2d, 0xe61acf033d1a45df, - 0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f, 0xbe5691ef416bd60c, - 0x8dd01fad907ffc3c, 0xd3515c2831559a83, 0x9d71ac8fada6c9b5, - 0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57, - 0xc21094364dfb5637, 0x9096ea6f3848984f, 0xd77485cb25823ac7, - 0xa086cfcd97bf97f4, 0xef340a98172aace5, 0xb23867fb2a35b28e, - 0x84c8d4dfd2c63f3b, 0xc5dd44271ad3cdba, 0x936b9fcebb25c996, - 0xdbac6c247d62a584, 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126, - 0xb5b5ada8aaff80b8, 0x87625f056c7c4a8b, 0xc9bcff6034c13053, - 0x964e858c91ba2655, 0xdff9772470297ebd, 0xa6dfbd9fb8e5b88f, - 0xf8a95fcf88747d94, 0xb94470938fa89bcf, 0x8a08f0f8bf0f156b, - 0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06, - 0xaa242499697392d3, 0xfd87b5f28300ca0e, 0xbce5086492111aeb, - 0x8cbccc096f5088cc, 0xd1b71758e219652c, 0x9c40000000000000, - 0xe8d4a51000000000, 0xad78ebc5ac620000, 0x813f3978f8940984, - 0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, 0xd5d238a4abe98068, - 0x9f4f2726179a2245, 0xed63a231d4c4fb27, 0xb0de65388cc8ada8, - 0x83c7088e1aab65db, 0xc45d1df942711d9a, 0x924d692ca61be758, - 0xda01ee641a708dea, 0xa26da3999aef774a, 0xf209787bb47d6b85, - 0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d, - 0x952ab45cfa97a0b3, 0xde469fbd99a05fe3, 0xa59bc234db398c25, - 0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece, 0x88fcf317f22241e2, - 0xcc20ce9bd35c78a5, 0x98165af37b2153df, 0xe2a0b5dc971f303a, - 0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410, - 0x8bab8eefb6409c1a, 0xd01fef10a657842c, 0x9b10a4e5e9913129, - 0xe7109bfba19c0c9d, 0xac2820d9623bf429, 0x80444b5e7aa7cf85, - 0xbf21e44003acdd2d, 0x8e679c2f5e44ff8f, 0xd433179d9c8cb841, - 0x9e19db92b4e31ba9, 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b, - }; - -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 - FMT_GCC_PRAGMA("GCC diagnostic push") - FMT_GCC_PRAGMA("GCC diagnostic ignored \"-Wnarrowing\"") -#endif - // Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding - // to significands above. - static constexpr int16_t pow10_exponents[87] = { - -1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954, - -927, -901, -874, -847, -821, -794, -768, -741, -715, -688, -661, - -635, -608, -582, -555, -529, -502, -475, -449, -422, -396, -369, - -343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77, - -50, -24, 3, 30, 56, 83, 109, 136, 162, 189, 216, - 242, 269, 295, 322, 348, 375, 402, 428, 455, 481, 508, - 534, 561, 588, 614, 641, 667, 694, 720, 747, 774, 800, - 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066}; -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 - FMT_GCC_PRAGMA("GCC diagnostic pop") -#endif - - static constexpr uint64_t power_of_10_64[20] = { - 1, FMT_POWERS_OF_10(1ULL), FMT_POWERS_OF_10(1000000000ULL), - 10000000000000000000ULL}; -}; - -// This is a struct rather than an alias to avoid shadowing warnings in gcc. -struct impl_data : basic_impl_data<> {}; - -#if __cplusplus < 201703L -template -constexpr uint64_t basic_impl_data::pow10_significands[]; -template constexpr int16_t basic_impl_data::pow10_exponents[]; -template constexpr uint64_t basic_impl_data::power_of_10_64[]; -#endif - -template struct bits { - static FMT_CONSTEXPR_DECL const int value = - static_cast(sizeof(T) * std::numeric_limits::digits); -}; - -class fp; -template FMT_CONSTEXPR fp normalize(fp value); - -// Lower (upper) boundary is a value half way between a floating-point value -// and its predecessor (successor). Boundaries have the same exponent as the -// value so only significands are stored. -struct boundaries { - uint64_t lower; - uint64_t upper; -}; - -// A handmade floating-point number f * pow(2, e). -class fp { - private: - using significand_type = uint64_t; - - template - using is_supported_float = bool_constant; - - public: - significand_type f; - int e; - - // All sizes are in bits. - // Subtract 1 to account for an implicit most significant bit in the - // normalized form. - static FMT_CONSTEXPR_DECL const int double_significand_size = - std::numeric_limits::digits - 1; - static FMT_CONSTEXPR_DECL const uint64_t implicit_bit = - 1ULL << double_significand_size; - static FMT_CONSTEXPR_DECL const int significand_size = - bits::value; - - constexpr fp() : f(0), e(0) {} - constexpr fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} - - // Constructs fp from an IEEE754 double. It is a template to prevent compile - // errors on platforms where double is not IEEE754. - template explicit FMT_CONSTEXPR fp(Double d) { assign(d); } - - // Assigns d to this and return true iff predecessor is closer than successor. - template ::value)> - FMT_CONSTEXPR bool assign(Float d) { - // Assume float is in the format [sign][exponent][significand]. - using limits = std::numeric_limits; - const int float_significand_size = limits::digits - 1; - const int exponent_size = - bits::value - float_significand_size - 1; // -1 for sign - const uint64_t float_implicit_bit = 1ULL << float_significand_size; - const uint64_t significand_mask = float_implicit_bit - 1; - const uint64_t exponent_mask = (~0ULL >> 1) & ~significand_mask; - const int exponent_bias = (1 << exponent_size) - limits::max_exponent - 1; - constexpr bool is_double = sizeof(Float) == sizeof(uint64_t); - auto u = bit_cast>(d); - f = u & significand_mask; - int biased_e = - static_cast((u & exponent_mask) >> float_significand_size); - // Predecessor is closer if d is a normalized power of 2 (f == 0) other than - // the smallest normalized number (biased_e > 1). - bool is_predecessor_closer = f == 0 && biased_e > 1; - if (biased_e != 0) - f += float_implicit_bit; - else - biased_e = 1; // Subnormals use biased exponent 1 (min exponent). - e = biased_e - exponent_bias - float_significand_size; - return is_predecessor_closer; - } - - template ::value)> - bool assign(Float) { - *this = fp(); - return false; - } -}; - -// Normalizes the value converted from double and multiplied by (1 << SHIFT). -template FMT_CONSTEXPR fp normalize(fp value) { - // Handle subnormals. - const auto shifted_implicit_bit = fp::implicit_bit << SHIFT; - while ((value.f & shifted_implicit_bit) == 0) { - value.f <<= 1; - --value.e; - } - // Subtract 1 to account for hidden bit. - const auto offset = - fp::significand_size - fp::double_significand_size - SHIFT - 1; - value.f <<= offset; - value.e -= offset; - return value; +FMT_FUNC void report_error(const char* message) { + FMT_THROW(format_error(message)); } -inline bool operator==(fp x, fp y) { return x.f == y.f && x.e == y.e; } +template typename Locale::id format_facet::id; -// Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. -FMT_CONSTEXPR inline uint64_t multiply(uint64_t lhs, uint64_t rhs) { -#if FMT_USE_INT128 - auto product = static_cast<__uint128_t>(lhs) * rhs; - auto f = static_cast(product >> 64); - return (static_cast(product) & (1ULL << 63)) != 0 ? f + 1 : f; -#else - // Multiply 32-bit parts of significands. - uint64_t mask = (1ULL << 32) - 1; - uint64_t a = lhs >> 32, b = lhs & mask; - uint64_t c = rhs >> 32, d = rhs & mask; - uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; - // Compute mid 64-bit of result and round. - uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); - return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); -#endif +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +template format_facet::format_facet(Locale& loc) { + auto& numpunct = std::use_facet>(loc); + grouping_ = numpunct.grouping(); + if (!grouping_.empty()) separator_ = std::string(1, numpunct.thousands_sep()); } -FMT_CONSTEXPR inline fp operator*(fp x, fp y) { - return {multiply(x.f, y.f), x.e + y.e + 64}; +template <> +FMT_API FMT_FUNC auto format_facet::do_put( + appender out, loc_value val, const format_specs& specs) const -> bool { + return val.visit( + detail::loc_writer<>{out, specs, separator_, grouping_, decimal_point_}); } +#endif -// Returns a cached power of 10 `c_k = c_k.f * pow(2, c_k.e)` such that its -// (binary) exponent satisfies `min_exponent <= c_k.e <= min_exponent + 28`. -FMT_CONSTEXPR inline fp get_cached_power(int min_exponent, - int& pow10_exponent) { - const int shift = 32; - const auto significand = static_cast(log10_2_significand); - int index = static_cast( - ((min_exponent + fp::significand_size - 1) * (significand >> shift) + - ((int64_t(1) << shift) - 1)) // ceil - >> 32 // arithmetic shift - ); - // Decimal exponent of the first (smallest) cached power of 10. - const int first_dec_exp = -348; - // Difference between 2 consecutive decimal exponents in cached powers of 10. - const int dec_exp_step = 8; - index = (index - first_dec_exp - 1) / dec_exp_step + 1; - pow10_exponent = first_dec_exp + index * dec_exp_step; - return {impl_data::pow10_significands[index], - impl_data::pow10_exponents[index]}; +FMT_FUNC auto vsystem_error(int error_code, string_view fmt, format_args args) + -> std::system_error { + auto ec = std::error_code(error_code, std::generic_category()); + return std::system_error(ec, vformat(fmt, args)); } -// A simple accumulator to hold the sums of terms in bigint::square if uint128_t -// is not available. -struct accumulator { - uint64_t lower; - uint64_t upper; - - constexpr accumulator() : lower(0), upper(0) {} - constexpr explicit operator uint32_t() const { - return static_cast(lower); - } - - FMT_CONSTEXPR void operator+=(uint64_t n) { - lower += n; - if (lower < n) ++upper; - } - FMT_CONSTEXPR void operator>>=(int shift) { - FMT_ASSERT(shift == 32, ""); - (void)shift; - lower = (upper << 32) | (lower >> 32); - upper >>= 32; - } -}; - -class bigint { - private: - // A bigint is stored as an array of bigits (big digits), with bigit at index - // 0 being the least significant one. - using bigit = uint32_t; - using double_bigit = uint64_t; - enum { bigits_capacity = 32 }; - basic_memory_buffer bigits_; - int exp_; - - FMT_CONSTEXPR20 bigit operator[](int index) const { - return bigits_[to_unsigned(index)]; - } - FMT_CONSTEXPR20 bigit& operator[](int index) { - return bigits_[to_unsigned(index)]; - } - - static FMT_CONSTEXPR_DECL const int bigit_bits = bits::value; - - friend struct formatter; - - FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit& borrow) { - auto result = static_cast((*this)[index]) - other - borrow; - (*this)[index] = static_cast(result); - borrow = static_cast(result >> (bigit_bits * 2 - 1)); - } - - FMT_CONSTEXPR20 void remove_leading_zeros() { - int num_bigits = static_cast(bigits_.size()) - 1; - while (num_bigits > 0 && (*this)[num_bigits] == 0) --num_bigits; - bigits_.resize(to_unsigned(num_bigits + 1)); - } - - // Computes *this -= other assuming aligned bigints and *this >= other. - FMT_CONSTEXPR20 void subtract_aligned(const bigint& other) { - FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); - FMT_ASSERT(compare(*this, other) >= 0, ""); - bigit borrow = 0; - int i = other.exp_ - exp_; - for (size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) - subtract_bigits(i, other.bigits_[j], borrow); - while (borrow > 0) subtract_bigits(i, 0, borrow); - remove_leading_zeros(); - } - - FMT_CONSTEXPR20 void multiply(uint32_t value) { - const double_bigit wide_value = value; - bigit carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - double_bigit result = bigits_[i] * wide_value + carry; - bigits_[i] = static_cast(result); - carry = static_cast(result >> bigit_bits); - } - if (carry != 0) bigits_.push_back(carry); - } - - FMT_CONSTEXPR20 void multiply(uint64_t value) { - const bigit mask = ~bigit(0); - const double_bigit lower = value & mask; - const double_bigit upper = value >> bigit_bits; - double_bigit carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - double_bigit result = bigits_[i] * lower + (carry & mask); - carry = - bigits_[i] * upper + (result >> bigit_bits) + (carry >> bigit_bits); - bigits_[i] = static_cast(result); - } - while (carry != 0) { - bigits_.push_back(carry & mask); - carry >>= bigit_bits; - } - } - - public: - FMT_CONSTEXPR20 bigint() : exp_(0) {} - explicit bigint(uint64_t n) { assign(n); } - FMT_CONSTEXPR20 ~bigint() { - FMT_ASSERT(bigits_.capacity() <= bigits_capacity, ""); - } - - bigint(const bigint&) = delete; - void operator=(const bigint&) = delete; - - FMT_CONSTEXPR20 void assign(const bigint& other) { - auto size = other.bigits_.size(); - bigits_.resize(size); - auto data = other.bigits_.data(); - std::copy(data, data + size, make_checked(bigits_.data(), size)); - exp_ = other.exp_; - } - - FMT_CONSTEXPR20 void assign(uint64_t n) { - size_t num_bigits = 0; - do { - bigits_[num_bigits++] = n & ~bigit(0); - n >>= bigit_bits; - } while (n != 0); - bigits_.resize(num_bigits); - exp_ = 0; - } - - FMT_CONSTEXPR20 int num_bigits() const { - return static_cast(bigits_.size()) + exp_; - } - - FMT_NOINLINE FMT_CONSTEXPR20 bigint& operator<<=(int shift) { - FMT_ASSERT(shift >= 0, ""); - exp_ += shift / bigit_bits; - shift %= bigit_bits; - if (shift == 0) return *this; - bigit carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - bigit c = bigits_[i] >> (bigit_bits - shift); - bigits_[i] = (bigits_[i] << shift) + carry; - carry = c; - } - if (carry != 0) bigits_.push_back(carry); - return *this; - } - - template FMT_CONSTEXPR20 bigint& operator*=(Int value) { - FMT_ASSERT(value > 0, ""); - multiply(uint32_or_64_or_128_t(value)); - return *this; - } - - friend FMT_CONSTEXPR20 int compare(const bigint& lhs, const bigint& rhs) { - int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); - if (num_lhs_bigits != num_rhs_bigits) - return num_lhs_bigits > num_rhs_bigits ? 1 : -1; - int i = static_cast(lhs.bigits_.size()) - 1; - int j = static_cast(rhs.bigits_.size()) - 1; - int end = i - j; - if (end < 0) end = 0; - for (; i >= end; --i, --j) { - bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; - if (lhs_bigit != rhs_bigit) return lhs_bigit > rhs_bigit ? 1 : -1; - } - if (i != j) return i > j ? 1 : -1; - return 0; - } - - // Returns compare(lhs1 + lhs2, rhs). - friend FMT_CONSTEXPR20 int add_compare(const bigint& lhs1, const bigint& lhs2, - const bigint& rhs) { - int max_lhs_bigits = (std::max)(lhs1.num_bigits(), lhs2.num_bigits()); - int num_rhs_bigits = rhs.num_bigits(); - if (max_lhs_bigits + 1 < num_rhs_bigits) return -1; - if (max_lhs_bigits > num_rhs_bigits) return 1; - auto get_bigit = [](const bigint& n, int i) -> bigit { - return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; - }; - double_bigit borrow = 0; - int min_exp = (std::min)((std::min)(lhs1.exp_, lhs2.exp_), rhs.exp_); - for (int i = num_rhs_bigits - 1; i >= min_exp; --i) { - double_bigit sum = - static_cast(get_bigit(lhs1, i)) + get_bigit(lhs2, i); - bigit rhs_bigit = get_bigit(rhs, i); - if (sum > rhs_bigit + borrow) return 1; - borrow = rhs_bigit + borrow - sum; - if (borrow > 1) return -1; - borrow <<= bigit_bits; - } - return borrow != 0 ? -1 : 0; - } - - // Assigns pow(10, exp) to this bigint. - FMT_CONSTEXPR20 void assign_pow10(int exp) { - FMT_ASSERT(exp >= 0, ""); - if (exp == 0) return assign(1); - // Find the top bit. - int bitmask = 1; - while (exp >= bitmask) bitmask <<= 1; - bitmask >>= 1; - // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by - // repeated squaring and multiplication. - assign(5); - bitmask >>= 1; - while (bitmask != 0) { - square(); - if ((exp & bitmask) != 0) *this *= 5; - bitmask >>= 1; - } - *this <<= exp; // Multiply by pow(2, exp) by shifting. - } - - FMT_CONSTEXPR20 void square() { - int num_bigits = static_cast(bigits_.size()); - int num_result_bigits = 2 * num_bigits; - basic_memory_buffer n(std::move(bigits_)); - bigits_.resize(to_unsigned(num_result_bigits)); - using accumulator_t = conditional_t; - auto sum = accumulator_t(); - for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) { - // Compute bigit at position bigit_index of the result by adding - // cross-product terms n[i] * n[j] such that i + j == bigit_index. - for (int i = 0, j = bigit_index; j >= 0; ++i, --j) { - // Most terms are multiplied twice which can be optimized in the future. - sum += static_cast(n[i]) * n[j]; - } - (*this)[bigit_index] = static_cast(sum); - sum >>= bits::value; // Compute the carry. - } - // Do the same for the top half. - for (int bigit_index = num_bigits; bigit_index < num_result_bigits; - ++bigit_index) { - for (int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) - sum += static_cast(n[i++]) * n[j--]; - (*this)[bigit_index] = static_cast(sum); - sum >>= bits::value; - } - remove_leading_zeros(); - exp_ *= 2; - } - - // If this bigint has a bigger exponent than other, adds trailing zero to make - // exponents equal. This simplifies some operations such as subtraction. - FMT_CONSTEXPR20 void align(const bigint& other) { - int exp_difference = exp_ - other.exp_; - if (exp_difference <= 0) return; - int num_bigits = static_cast(bigits_.size()); - bigits_.resize(to_unsigned(num_bigits + exp_difference)); - for (int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) - bigits_[j] = bigits_[i]; - std::uninitialized_fill_n(bigits_.data(), exp_difference, 0); - exp_ -= exp_difference; - } - - // Divides this bignum by divisor, assigning the remainder to this and - // returning the quotient. - FMT_CONSTEXPR20 int divmod_assign(const bigint& divisor) { - FMT_ASSERT(this != &divisor, ""); - if (compare(*this, divisor) < 0) return 0; - FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); - align(divisor); - int quotient = 0; - do { - subtract_aligned(divisor); - ++quotient; - } while (compare(*this, divisor) >= 0); - return quotient; - } -}; +namespace detail { -enum class round_direction { unknown, up, down }; - -// Given the divisor (normally a power of 10), the remainder = v % divisor for -// some number v and the error, returns whether v should be rounded up, down, or -// whether the rounding direction can't be determined due to error. -// error should be less than divisor / 2. -FMT_CONSTEXPR inline round_direction get_round_direction(uint64_t divisor, - uint64_t remainder, - uint64_t error) { - FMT_ASSERT(remainder < divisor, ""); // divisor - remainder won't overflow. - FMT_ASSERT(error < divisor, ""); // divisor - error won't overflow. - FMT_ASSERT(error < divisor - error, ""); // error * 2 won't overflow. - // Round down if (remainder + error) * 2 <= divisor. - if (remainder <= divisor - remainder && error * 2 <= divisor - remainder * 2) - return round_direction::down; - // Round up if (remainder - error) * 2 >= divisor. - if (remainder >= error && - remainder - error >= divisor - (remainder - error)) { - return round_direction::up; - } - return round_direction::unknown; +template +inline auto operator==(basic_fp x, basic_fp y) -> bool { + return x.f == y.f && x.e == y.e; } -namespace digits { -enum result { - more, // Generate more digits. - done, // Done generating digits. - error // Digit generation cancelled due to an error. -}; +// Compilers should be able to optimize this into the ror instruction. +FMT_CONSTEXPR inline auto rotr(uint32_t n, uint32_t r) noexcept -> uint32_t { + r &= 31; + return (n >> r) | (n << (32 - r)); } - -// Generates output using the Grisu digit-gen algorithm. -// error: the size of the region (lower, upper) outside of which numbers -// definitely do not round to value (Delta in Grisu3). -template -FMT_INLINE FMT_CONSTEXPR digits::result grisu_gen_digits(fp value, - uint64_t error, - int& exp, - Handler& handler) { - const fp one(1ULL << -value.e, value.e); - // The integral part of scaled value (p1 in Grisu) = value / one. It cannot be - // zero because it contains a product of two 64-bit numbers with MSB set (due - // to normalization) - 1, shifted right by at most 60 bits. - auto integral = static_cast(value.f >> -one.e); - FMT_ASSERT(integral != 0, ""); - FMT_ASSERT(integral == value.f >> -one.e, ""); - // The fractional part of scaled value (p2 in Grisu) c = value % one. - uint64_t fractional = value.f & (one.f - 1); - exp = count_digits(integral); // kappa in Grisu. - // Divide by 10 to prevent overflow. - auto result = handler.on_start(impl_data::power_of_10_64[exp - 1] << -one.e, - value.f / 10, error * 10, exp); - if (result != digits::more) return result; - // Generate digits for the integral part. This can produce up to 10 digits. - do { - uint32_t digit = 0; - auto divmod_integral = [&](uint32_t divisor) { - digit = integral / divisor; - integral %= divisor; - }; - // This optimization by Milo Yip reduces the number of integer divisions by - // one per iteration. - switch (exp) { - case 10: - divmod_integral(1000000000); - break; - case 9: - divmod_integral(100000000); - break; - case 8: - divmod_integral(10000000); - break; - case 7: - divmod_integral(1000000); - break; - case 6: - divmod_integral(100000); - break; - case 5: - divmod_integral(10000); - break; - case 4: - divmod_integral(1000); - break; - case 3: - divmod_integral(100); - break; - case 2: - divmod_integral(10); - break; - case 1: - digit = integral; - integral = 0; - break; - default: - FMT_ASSERT(false, "invalid number of digits"); - } - --exp; - auto remainder = (static_cast(integral) << -one.e) + fractional; - result = handler.on_digit(static_cast('0' + digit), - impl_data::power_of_10_64[exp] << -one.e, - remainder, error, exp, true); - if (result != digits::more) return result; - } while (exp > 0); - // Generate digits for the fractional part. - for (;;) { - fractional *= 10; - error *= 10; - char digit = static_cast('0' + (fractional >> -one.e)); - fractional &= one.f - 1; - --exp; - result = handler.on_digit(digit, one.f, fractional, error, exp, false); - if (result != digits::more) return result; - } +FMT_CONSTEXPR inline auto rotr(uint64_t n, uint32_t r) noexcept -> uint64_t { + r &= 63; + return (n >> r) | (n << (64 - r)); } -// The fixed precision digit handler. -struct fixed_handler { - char* buf; - int size; - int precision; - int exp10; - bool fixed; - - FMT_CONSTEXPR digits::result on_start(uint64_t divisor, uint64_t remainder, - uint64_t error, int& exp) { - // Non-fixed formats require at least one digit and no precision adjustment. - if (!fixed) return digits::more; - // Adjust fixed precision by exponent because it is relative to decimal - // point. - precision += exp + exp10; - // Check if precision is satisfied just by leading zeros, e.g. - // format("{:.2f}", 0.001) gives "0.00" without generating any digits. - if (precision > 0) return digits::more; - if (precision < 0) return digits::done; - auto dir = get_round_direction(divisor, remainder, error); - if (dir == round_direction::unknown) return digits::error; - buf[size++] = dir == round_direction::up ? '1' : '0'; - return digits::done; - } - - FMT_CONSTEXPR digits::result on_digit(char digit, uint64_t divisor, - uint64_t remainder, uint64_t error, int, - bool integral) { - FMT_ASSERT(remainder < divisor, ""); - buf[size++] = digit; - if (!integral && error >= remainder) return digits::error; - if (size < precision) return digits::more; - if (!integral) { - // Check if error * 2 < divisor with overflow prevention. - // The check is not needed for the integral part because error = 1 - // and divisor > (1 << 32) there. - if (error >= divisor || error >= divisor - error) return digits::error; - } else { - FMT_ASSERT(error == 1 && divisor > 2, ""); - } - auto dir = get_round_direction(divisor, remainder, error); - if (dir != round_direction::up) - return dir == round_direction::down ? digits::done : digits::error; - ++buf[size - 1]; - for (int i = size - 1; i > 0 && buf[i] > '9'; --i) { - buf[i] = '0'; - ++buf[i - 1]; - } - if (buf[0] > '9') { - buf[0] = '1'; - if (fixed) - buf[size++] = '0'; - else - ++exp10; - } - return digits::done; - } -}; - -// A 128-bit integer type used internally, -struct uint128_wrapper { - uint128_wrapper() = default; - -#if FMT_USE_INT128 - uint128_t internal_; - - constexpr uint128_wrapper(uint64_t high, uint64_t low) FMT_NOEXCEPT - : internal_{static_cast(low) | - (static_cast(high) << 64)} {} - - constexpr uint128_wrapper(uint128_t u) : internal_{u} {} - - constexpr uint64_t high() const FMT_NOEXCEPT { - return uint64_t(internal_ >> 64); - } - constexpr uint64_t low() const FMT_NOEXCEPT { return uint64_t(internal_); } - - uint128_wrapper& operator+=(uint64_t n) FMT_NOEXCEPT { - internal_ += n; - return *this; - } -#else - uint64_t high_; - uint64_t low_; - - constexpr uint128_wrapper(uint64_t high, uint64_t low) FMT_NOEXCEPT - : high_{high}, - low_{low} {} - - constexpr uint64_t high() const FMT_NOEXCEPT { return high_; } - constexpr uint64_t low() const FMT_NOEXCEPT { return low_; } - - uint128_wrapper& operator+=(uint64_t n) FMT_NOEXCEPT { -# if defined(_MSC_VER) && defined(_M_X64) - unsigned char carry = _addcarry_u64(0, low_, n, &low_); - _addcarry_u64(carry, high_, 0, &high_); - return *this; -# else - uint64_t sum = low_ + n; - high_ += (sum < low_ ? 1 : 0); - low_ = sum; - return *this; -# endif - } -#endif -}; - // Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. namespace dragonbox { -// Computes 128-bit result of multiplication of two 64-bit unsigned integers. -inline uint128_wrapper umul128(uint64_t x, uint64_t y) FMT_NOEXCEPT { -#if FMT_USE_INT128 - return static_cast(x) * static_cast(y); -#elif defined(_MSC_VER) && defined(_M_X64) - uint128_wrapper result; - result.low_ = _umul128(x, y, &result.high_); - return result; -#else - const uint64_t mask = (uint64_t(1) << 32) - uint64_t(1); - - uint64_t a = x >> 32; - uint64_t b = x & mask; - uint64_t c = y >> 32; - uint64_t d = y & mask; - - uint64_t ac = a * c; - uint64_t bc = b * c; - uint64_t ad = a * d; - uint64_t bd = b * d; - - uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); - - return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), - (intermediate << 32) + (bd & mask)}; -#endif -} - -// Computes upper 64 bits of multiplication of two 64-bit unsigned integers. -inline uint64_t umul128_upper64(uint64_t x, uint64_t y) FMT_NOEXCEPT { -#if FMT_USE_INT128 - auto p = static_cast(x) * static_cast(y); - return static_cast(p >> 64); -#elif defined(_MSC_VER) && defined(_M_X64) - return __umulh(x, y); -#else - return umul128(x, y).high(); -#endif -} - -// Computes upper 64 bits of multiplication of a 64-bit unsigned integer and a -// 128-bit unsigned integer. -inline uint64_t umul192_upper64(uint64_t x, uint128_wrapper y) FMT_NOEXCEPT { - uint128_wrapper g0 = umul128(x, y.high()); - g0 += umul128_upper64(x, y.low()); - return g0.high(); -} - -// Computes upper 32 bits of multiplication of a 32-bit unsigned integer and a +// Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a // 64-bit unsigned integer. -inline uint32_t umul96_upper32(uint32_t x, uint64_t y) FMT_NOEXCEPT { - return static_cast(umul128_upper64(x, y)); +inline auto umul96_upper64(uint32_t x, uint64_t y) noexcept -> uint64_t { + return umul128_upper64(static_cast(x) << 32, y); } -// Computes middle 64 bits of multiplication of a 64-bit unsigned integer and a +// Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a // 128-bit unsigned integer. -inline uint64_t umul192_middle64(uint64_t x, uint128_wrapper y) FMT_NOEXCEPT { - uint64_t g01 = x * y.high(); - uint64_t g10 = umul128_upper64(x, y.low()); - return g01 + g10; +inline auto umul192_lower128(uint64_t x, uint128_fallback y) noexcept + -> uint128_fallback { + uint64_t high = x * y.high(); + uint128_fallback high_low = umul128(x, y.low()); + return {high + high_low.high(), high_low.low()}; } // Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a // 64-bit unsigned integer. -inline uint64_t umul96_lower64(uint32_t x, uint64_t y) FMT_NOEXCEPT { +inline auto umul96_lower64(uint32_t x, uint64_t y) noexcept -> uint64_t { return x * y; } -// Computes floor(log10(pow(2, e))) for e in [-1700, 1700] using the method from -// https://fmt.dev/papers/Grisu-Exact.pdf#page=5, section 3.4. -inline int floor_log10_pow2(int e) FMT_NOEXCEPT { - FMT_ASSERT(e <= 1700 && e >= -1700, "too large exponent"); - const int shift = 22; - return (e * static_cast(log10_2_significand >> (64 - shift))) >> shift; -} - // Various fast log computations. -inline int floor_log2_pow10(int e) FMT_NOEXCEPT { - FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); - const uint64_t log2_10_integer_part = 3; - const uint64_t log2_10_fractional_digits = 0x5269e12f346e2bf9; - const int shift_amount = 19; - return (e * static_cast( - (log2_10_integer_part << shift_amount) | - (log2_10_fractional_digits >> (64 - shift_amount)))) >> - shift_amount; -} -inline int floor_log10_pow2_minus_log10_4_over_3(int e) FMT_NOEXCEPT { - FMT_ASSERT(e <= 1700 && e >= -1700, "too large exponent"); - const uint64_t log10_4_over_3_fractional_digits = 0x1ffbfc2bbc780375; - const int shift_amount = 22; - return (e * static_cast(log10_2_significand >> (64 - shift_amount)) - - static_cast(log10_4_over_3_fractional_digits >> - (64 - shift_amount))) >> - shift_amount; -} - -// Returns true iff x is divisible by pow(2, exp). -inline bool divisible_by_power_of_2(uint32_t x, int exp) FMT_NOEXCEPT { - FMT_ASSERT(exp >= 1, ""); - FMT_ASSERT(x != 0, ""); -#ifdef FMT_BUILTIN_CTZ - return FMT_BUILTIN_CTZ(x) >= exp; -#else - return exp < num_bits() && x == ((x >> exp) << exp); -#endif -} -inline bool divisible_by_power_of_2(uint64_t x, int exp) FMT_NOEXCEPT { - FMT_ASSERT(exp >= 1, ""); - FMT_ASSERT(x != 0, ""); -#ifdef FMT_BUILTIN_CTZLL - return FMT_BUILTIN_CTZLL(x) >= exp; -#else - return exp < num_bits() && x == ((x >> exp) << exp); -#endif +inline auto floor_log10_pow2_minus_log10_4_over_3(int e) noexcept -> int { + FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); + return (e * 631305 - 261663) >> 21; } -// Table entry type for divisibility test. -template struct divtest_table_entry { - T mod_inv; - T max_quotient; -}; +FMT_INLINE_VARIABLE constexpr struct { + uint32_t divisor; + int shift_amount; +} div_small_pow10_infos[] = {{10, 16}, {100, 16}}; -// Returns true iff x is divisible by pow(5, exp). -inline bool divisible_by_power_of_5(uint32_t x, int exp) FMT_NOEXCEPT { - FMT_ASSERT(exp <= 10, "too large exponent"); - static constexpr const divtest_table_entry divtest_table[] = { - {0x00000001, 0xffffffff}, {0xcccccccd, 0x33333333}, - {0xc28f5c29, 0x0a3d70a3}, {0x26e978d5, 0x020c49ba}, - {0x3afb7e91, 0x0068db8b}, {0x0bcbe61d, 0x0014f8b5}, - {0x68c26139, 0x000431bd}, {0xae8d46a5, 0x0000d6bf}, - {0x22e90e21, 0x00002af3}, {0x3a2e9c6d, 0x00000897}, - {0x3ed61f49, 0x000001b7}}; - return x * divtest_table[exp].mod_inv <= divtest_table[exp].max_quotient; -} -inline bool divisible_by_power_of_5(uint64_t x, int exp) FMT_NOEXCEPT { - FMT_ASSERT(exp <= 23, "too large exponent"); - static constexpr const divtest_table_entry divtest_table[] = { - {0x0000000000000001, 0xffffffffffffffff}, - {0xcccccccccccccccd, 0x3333333333333333}, - {0x8f5c28f5c28f5c29, 0x0a3d70a3d70a3d70}, - {0x1cac083126e978d5, 0x020c49ba5e353f7c}, - {0xd288ce703afb7e91, 0x0068db8bac710cb2}, - {0x5d4e8fb00bcbe61d, 0x0014f8b588e368f0}, - {0x790fb65668c26139, 0x000431bde82d7b63}, - {0xe5032477ae8d46a5, 0x0000d6bf94d5e57a}, - {0xc767074b22e90e21, 0x00002af31dc46118}, - {0x8e47ce423a2e9c6d, 0x0000089705f4136b}, - {0x4fa7f60d3ed61f49, 0x000001b7cdfd9d7b}, - {0x0fee64690c913975, 0x00000057f5ff85e5}, - {0x3662e0e1cf503eb1, 0x000000119799812d}, - {0xa47a2cf9f6433fbd, 0x0000000384b84d09}, - {0x54186f653140a659, 0x00000000b424dc35}, - {0x7738164770402145, 0x0000000024075f3d}, - {0xe4a4d1417cd9a041, 0x000000000734aca5}, - {0xc75429d9e5c5200d, 0x000000000170ef54}, - {0xc1773b91fac10669, 0x000000000049c977}, - {0x26b172506559ce15, 0x00000000000ec1e4}, - {0xd489e3a9addec2d1, 0x000000000002f394}, - {0x90e860bb892c8d5d, 0x000000000000971d}, - {0x502e79bf1b6f4f79, 0x0000000000001e39}, - {0xdcd618596be30fe5, 0x000000000000060b}}; - return x * divtest_table[exp].mod_inv <= divtest_table[exp].max_quotient; -} - -// Replaces n by floor(n / pow(5, N)) returning true if and only if n is -// divisible by pow(5, N). -// Precondition: n <= 2 * pow(5, N + 1). +// Replaces n by floor(n / pow(10, N)) returning true if and only if n is +// divisible by pow(10, N). +// Precondition: n <= pow(10, N + 1). template -bool check_divisibility_and_divide_by_pow5(uint32_t& n) FMT_NOEXCEPT { - static constexpr struct { - uint32_t magic_number; - int bits_for_comparison; - uint32_t threshold; - int shift_amount; - } infos[] = {{0xcccd, 16, 0x3333, 18}, {0xa429, 8, 0x0a, 20}}; - constexpr auto info = infos[N - 1]; - n *= info.magic_number; - const uint32_t comparison_mask = (1u << info.bits_for_comparison) - 1; - bool result = (n & comparison_mask) <= info.threshold; +auto check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept -> bool { + // The numbers below are chosen such that: + // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, + // 2. nm mod 2^k < m if and only if n is divisible by d, + // where m is magic_number, k is shift_amount + // and d is divisor. + // + // Item 1 is a common technique of replacing division by a constant with + // multiplication, see e.g. "Division by Invariant Integers Using + // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set + // to ceil(2^k/d) for large enough k. + // The idea for item 2 originates from Schubfach. + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + n *= magic_number; + const uint32_t comparison_mask = (1u << info.shift_amount) - 1; + bool result = (n & comparison_mask) < magic_number; n >>= info.shift_amount; return result; } // Computes floor(n / pow(10, N)) for small n and N. // Precondition: n <= pow(10, N + 1). -template uint32_t small_division_by_pow10(uint32_t n) FMT_NOEXCEPT { - static constexpr struct { - uint32_t magic_number; - int shift_amount; - uint32_t divisor_times_10; - } infos[] = {{0xcccd, 19, 100}, {0xa3d8, 22, 1000}}; - constexpr auto info = infos[N - 1]; - FMT_ASSERT(n <= info.divisor_times_10, "n is too large"); - return n * info.magic_number >> info.shift_amount; +template auto small_division_by_pow10(uint32_t n) noexcept -> uint32_t { + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + return (n * magic_number) >> info.shift_amount; } // Computes floor(n / 10^(kappa + 1)) (float) -inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) FMT_NOEXCEPT { - return n / float_info::big_divisor; +inline auto divide_by_10_to_kappa_plus_1(uint32_t n) noexcept -> uint32_t { + // 1374389535 = ceil(2^37/100) + return static_cast((static_cast(n) * 1374389535) >> 37); } // Computes floor(n / 10^(kappa + 1)) (double) -inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) FMT_NOEXCEPT { - return umul128_upper64(n, 0x83126e978d4fdf3c) >> 9; +inline auto divide_by_10_to_kappa_plus_1(uint64_t n) noexcept -> uint64_t { + // 2361183241434822607 = ceil(2^(64+7)/1000) + return umul128_upper64(n, 2361183241434822607ull) >> 7; } // Various subroutines using pow10 cache -template struct cache_accessor; +template struct cache_accessor; template <> struct cache_accessor { using carrier_uint = float_info::carrier_uint; using cache_entry_type = uint64_t; - static uint64_t get_cached_power(int k) FMT_NOEXCEPT { + static auto get_cached_power(int k) noexcept -> uint64_t { FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, "k is out of range"); - constexpr const uint64_t pow10_significands[] = { + static constexpr const uint64_t pow10_significands[] = { 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, 0xc612062576589ddb, 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, @@ -1091,54 +284,68 @@ template <> struct cache_accessor { 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, 0x8ac7230489e80000, 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, 0xa968163f0a57b400, 0xd3c21bcecceda100, 0x84595161401484a0, - 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940984, - 0xa18f07d736b90be5, 0xc9f2c9cd04674ede, 0xfc6f7c4045812296, - 0x9dc5ada82b70b59d, 0xc5371912364ce305, 0xf684df56c3e01bc6, - 0x9a130b963a6c115c, 0xc097ce7bc90715b3, 0xf0bdc21abb48db20, - 0x96769950b50d88f4, 0xbc143fa4e250eb31, 0xeb194f8e1ae525fd, - 0x92efd1b8d0cf37be, 0xb7abc627050305ad, 0xe596b7b0c643c719, - 0x8f7e32ce7bea5c6f, 0xb35dbf821ae4f38b, 0xe0352f62a19e306e}; + 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, + 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, + 0x9dc5ada82b70b59e, 0xc5371912364ce306, 0xf684df56c3e01bc7, + 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, + 0x96769950b50d88f5, 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, + 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, + 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; return pow10_significands[k - float_info::min_k]; } - static carrier_uint compute_mul(carrier_uint u, - const cache_entry_type& cache) FMT_NOEXCEPT { - return umul96_upper32(u, cache); + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static auto compute_mul(carrier_uint u, + const cache_entry_type& cache) noexcept + -> compute_mul_result { + auto r = umul96_upper64(u, cache); + return {static_cast(r >> 32), + static_cast(r) == 0}; } - static uint32_t compute_delta(const cache_entry_type& cache, - int beta_minus_1) FMT_NOEXCEPT { - return static_cast(cache >> (64 - 1 - beta_minus_1)); + static auto compute_delta(const cache_entry_type& cache, int beta) noexcept + -> uint32_t { + return static_cast(cache >> (64 - 1 - beta)); } - static bool compute_mul_parity(carrier_uint two_f, + static auto compute_mul_parity(carrier_uint two_f, const cache_entry_type& cache, - int beta_minus_1) FMT_NOEXCEPT { - FMT_ASSERT(beta_minus_1 >= 1, ""); - FMT_ASSERT(beta_minus_1 < 64, ""); + int beta) noexcept + -> compute_mul_parity_result { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); - return ((umul96_lower64(two_f, cache) >> (64 - beta_minus_1)) & 1) != 0; + auto r = umul96_lower64(two_f, cache); + return {((r >> (64 - beta)) & 1) != 0, + static_cast(r >> (32 - beta)) == 0}; } - static carrier_uint compute_left_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + static auto compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { return static_cast( - (cache - (cache >> (float_info::significand_bits + 2))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1)); + (cache - (cache >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta)); } - static carrier_uint compute_right_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + static auto compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { return static_cast( - (cache + (cache >> (float_info::significand_bits + 1))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1)); + (cache + (cache >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta)); } - static carrier_uint compute_round_up_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + static auto compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { return (static_cast( - cache >> - (64 - float_info::significand_bits - 2 - beta_minus_1)) + + cache >> (64 - num_significand_bits() - 2 - beta)) + 1) / 2; } @@ -1146,13 +353,13 @@ template <> struct cache_accessor { template <> struct cache_accessor { using carrier_uint = float_info::carrier_uint; - using cache_entry_type = uint128_wrapper; + using cache_entry_type = uint128_fallback; - static uint128_wrapper get_cached_power(int k) FMT_NOEXCEPT { + static auto get_cached_power(int k) noexcept -> uint128_fallback { FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, "k is out of range"); - static constexpr const uint128_wrapper pow10_significands[] = { + static constexpr const uint128_fallback pow10_significands[] = { #if FMT_USE_FULL_CACHE_DRAGONBOX {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, {0x9faacf3df73609b1, 0x77b191618c54e9ad}, @@ -1502,278 +709,292 @@ template <> struct cache_accessor { {0x85a36366eb71f041, 0x47a6da2b7f864750}, {0xa70c3c40a64e6c51, 0x999090b65f67d924}, {0xd0cf4b50cfe20765, 0xfff4b4e3f741cf6d}, - {0x82818f1281ed449f, 0xbff8f10e7a8921a4}, - {0xa321f2d7226895c7, 0xaff72d52192b6a0d}, - {0xcbea6f8ceb02bb39, 0x9bf4f8a69f764490}, - {0xfee50b7025c36a08, 0x02f236d04753d5b4}, - {0x9f4f2726179a2245, 0x01d762422c946590}, - {0xc722f0ef9d80aad6, 0x424d3ad2b7b97ef5}, - {0xf8ebad2b84e0d58b, 0xd2e0898765a7deb2}, - {0x9b934c3b330c8577, 0x63cc55f49f88eb2f}, - {0xc2781f49ffcfa6d5, 0x3cbf6b71c76b25fb}, - {0xf316271c7fc3908a, 0x8bef464e3945ef7a}, - {0x97edd871cfda3a56, 0x97758bf0e3cbb5ac}, - {0xbde94e8e43d0c8ec, 0x3d52eeed1cbea317}, - {0xed63a231d4c4fb27, 0x4ca7aaa863ee4bdd}, - {0x945e455f24fb1cf8, 0x8fe8caa93e74ef6a}, - {0xb975d6b6ee39e436, 0xb3e2fd538e122b44}, - {0xe7d34c64a9c85d44, 0x60dbbca87196b616}, - {0x90e40fbeea1d3a4a, 0xbc8955e946fe31cd}, - {0xb51d13aea4a488dd, 0x6babab6398bdbe41}, - {0xe264589a4dcdab14, 0xc696963c7eed2dd1}, - {0x8d7eb76070a08aec, 0xfc1e1de5cf543ca2}, - {0xb0de65388cc8ada8, 0x3b25a55f43294bcb}, - {0xdd15fe86affad912, 0x49ef0eb713f39ebe}, - {0x8a2dbf142dfcc7ab, 0x6e3569326c784337}, - {0xacb92ed9397bf996, 0x49c2c37f07965404}, - {0xd7e77a8f87daf7fb, 0xdc33745ec97be906}, - {0x86f0ac99b4e8dafd, 0x69a028bb3ded71a3}, - {0xa8acd7c0222311bc, 0xc40832ea0d68ce0c}, - {0xd2d80db02aabd62b, 0xf50a3fa490c30190}, - {0x83c7088e1aab65db, 0x792667c6da79e0fa}, - {0xa4b8cab1a1563f52, 0x577001b891185938}, - {0xcde6fd5e09abcf26, 0xed4c0226b55e6f86}, - {0x80b05e5ac60b6178, 0x544f8158315b05b4}, - {0xa0dc75f1778e39d6, 0x696361ae3db1c721}, - {0xc913936dd571c84c, 0x03bc3a19cd1e38e9}, - {0xfb5878494ace3a5f, 0x04ab48a04065c723}, - {0x9d174b2dcec0e47b, 0x62eb0d64283f9c76}, - {0xc45d1df942711d9a, 0x3ba5d0bd324f8394}, - {0xf5746577930d6500, 0xca8f44ec7ee36479}, - {0x9968bf6abbe85f20, 0x7e998b13cf4e1ecb}, - {0xbfc2ef456ae276e8, 0x9e3fedd8c321a67e}, - {0xefb3ab16c59b14a2, 0xc5cfe94ef3ea101e}, - {0x95d04aee3b80ece5, 0xbba1f1d158724a12}, - {0xbb445da9ca61281f, 0x2a8a6e45ae8edc97}, - {0xea1575143cf97226, 0xf52d09d71a3293bd}, - {0x924d692ca61be758, 0x593c2626705f9c56}, - {0xb6e0c377cfa2e12e, 0x6f8b2fb00c77836c}, - {0xe498f455c38b997a, 0x0b6dfb9c0f956447}, - {0x8edf98b59a373fec, 0x4724bd4189bd5eac}, - {0xb2977ee300c50fe7, 0x58edec91ec2cb657}, - {0xdf3d5e9bc0f653e1, 0x2f2967b66737e3ed}, - {0x8b865b215899f46c, 0xbd79e0d20082ee74}, - {0xae67f1e9aec07187, 0xecd8590680a3aa11}, - {0xda01ee641a708de9, 0xe80e6f4820cc9495}, - {0x884134fe908658b2, 0x3109058d147fdcdd}, - {0xaa51823e34a7eede, 0xbd4b46f0599fd415}, - {0xd4e5e2cdc1d1ea96, 0x6c9e18ac7007c91a}, - {0x850fadc09923329e, 0x03e2cf6bc604ddb0}, - {0xa6539930bf6bff45, 0x84db8346b786151c}, - {0xcfe87f7cef46ff16, 0xe612641865679a63}, - {0x81f14fae158c5f6e, 0x4fcb7e8f3f60c07e}, - {0xa26da3999aef7749, 0xe3be5e330f38f09d}, - {0xcb090c8001ab551c, 0x5cadf5bfd3072cc5}, - {0xfdcb4fa002162a63, 0x73d9732fc7c8f7f6}, - {0x9e9f11c4014dda7e, 0x2867e7fddcdd9afa}, - {0xc646d63501a1511d, 0xb281e1fd541501b8}, - {0xf7d88bc24209a565, 0x1f225a7ca91a4226}, - {0x9ae757596946075f, 0x3375788de9b06958}, - {0xc1a12d2fc3978937, 0x0052d6b1641c83ae}, - {0xf209787bb47d6b84, 0xc0678c5dbd23a49a}, - {0x9745eb4d50ce6332, 0xf840b7ba963646e0}, - {0xbd176620a501fbff, 0xb650e5a93bc3d898}, - {0xec5d3fa8ce427aff, 0xa3e51f138ab4cebe}, - {0x93ba47c980e98cdf, 0xc66f336c36b10137}, - {0xb8a8d9bbe123f017, 0xb80b0047445d4184}, - {0xe6d3102ad96cec1d, 0xa60dc059157491e5}, - {0x9043ea1ac7e41392, 0x87c89837ad68db2f}, - {0xb454e4a179dd1877, 0x29babe4598c311fb}, - {0xe16a1dc9d8545e94, 0xf4296dd6fef3d67a}, - {0x8ce2529e2734bb1d, 0x1899e4a65f58660c}, - {0xb01ae745b101e9e4, 0x5ec05dcff72e7f8f}, - {0xdc21a1171d42645d, 0x76707543f4fa1f73}, - {0x899504ae72497eba, 0x6a06494a791c53a8}, - {0xabfa45da0edbde69, 0x0487db9d17636892}, - {0xd6f8d7509292d603, 0x45a9d2845d3c42b6}, - {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b2}, - {0xa7f26836f282b732, 0x8e6cac7768d7141e}, - {0xd1ef0244af2364ff, 0x3207d795430cd926}, - {0x8335616aed761f1f, 0x7f44e6bd49e807b8}, - {0xa402b9c5a8d3a6e7, 0x5f16206c9c6209a6}, - {0xcd036837130890a1, 0x36dba887c37a8c0f}, - {0x802221226be55a64, 0xc2494954da2c9789}, - {0xa02aa96b06deb0fd, 0xf2db9baa10b7bd6c}, - {0xc83553c5c8965d3d, 0x6f92829494e5acc7}, - {0xfa42a8b73abbf48c, 0xcb772339ba1f17f9}, - {0x9c69a97284b578d7, 0xff2a760414536efb}, - {0xc38413cf25e2d70d, 0xfef5138519684aba}, - {0xf46518c2ef5b8cd1, 0x7eb258665fc25d69}, - {0x98bf2f79d5993802, 0xef2f773ffbd97a61}, - {0xbeeefb584aff8603, 0xaafb550ffacfd8fa}, - {0xeeaaba2e5dbf6784, 0x95ba2a53f983cf38}, - {0x952ab45cfa97a0b2, 0xdd945a747bf26183}, - {0xba756174393d88df, 0x94f971119aeef9e4}, - {0xe912b9d1478ceb17, 0x7a37cd5601aab85d}, - {0x91abb422ccb812ee, 0xac62e055c10ab33a}, - {0xb616a12b7fe617aa, 0x577b986b314d6009}, - {0xe39c49765fdf9d94, 0xed5a7e85fda0b80b}, - {0x8e41ade9fbebc27d, 0x14588f13be847307}, - {0xb1d219647ae6b31c, 0x596eb2d8ae258fc8}, - {0xde469fbd99a05fe3, 0x6fca5f8ed9aef3bb}, - {0x8aec23d680043bee, 0x25de7bb9480d5854}, - {0xada72ccc20054ae9, 0xaf561aa79a10ae6a}, - {0xd910f7ff28069da4, 0x1b2ba1518094da04}, - {0x87aa9aff79042286, 0x90fb44d2f05d0842}, - {0xa99541bf57452b28, 0x353a1607ac744a53}, - {0xd3fa922f2d1675f2, 0x42889b8997915ce8}, - {0x847c9b5d7c2e09b7, 0x69956135febada11}, - {0xa59bc234db398c25, 0x43fab9837e699095}, - {0xcf02b2c21207ef2e, 0x94f967e45e03f4bb}, - {0x8161afb94b44f57d, 0x1d1be0eebac278f5}, - {0xa1ba1ba79e1632dc, 0x6462d92a69731732}, - {0xca28a291859bbf93, 0x7d7b8f7503cfdcfe}, - {0xfcb2cb35e702af78, 0x5cda735244c3d43e}, - {0x9defbf01b061adab, 0x3a0888136afa64a7}, - {0xc56baec21c7a1916, 0x088aaa1845b8fdd0}, - {0xf6c69a72a3989f5b, 0x8aad549e57273d45}, - {0x9a3c2087a63f6399, 0x36ac54e2f678864b}, - {0xc0cb28a98fcf3c7f, 0x84576a1bb416a7dd}, - {0xf0fdf2d3f3c30b9f, 0x656d44a2a11c51d5}, - {0x969eb7c47859e743, 0x9f644ae5a4b1b325}, - {0xbc4665b596706114, 0x873d5d9f0dde1fee}, - {0xeb57ff22fc0c7959, 0xa90cb506d155a7ea}, - {0x9316ff75dd87cbd8, 0x09a7f12442d588f2}, - {0xb7dcbf5354e9bece, 0x0c11ed6d538aeb2f}, - {0xe5d3ef282a242e81, 0x8f1668c8a86da5fa}, - {0x8fa475791a569d10, 0xf96e017d694487bc}, - {0xb38d92d760ec4455, 0x37c981dcc395a9ac}, - {0xe070f78d3927556a, 0x85bbe253f47b1417}, - {0x8c469ab843b89562, 0x93956d7478ccec8e}, - {0xaf58416654a6babb, 0x387ac8d1970027b2}, - {0xdb2e51bfe9d0696a, 0x06997b05fcc0319e}, - {0x88fcf317f22241e2, 0x441fece3bdf81f03}, - {0xab3c2fddeeaad25a, 0xd527e81cad7626c3}, - {0xd60b3bd56a5586f1, 0x8a71e223d8d3b074}, - {0x85c7056562757456, 0xf6872d5667844e49}, - {0xa738c6bebb12d16c, 0xb428f8ac016561db}, - {0xd106f86e69d785c7, 0xe13336d701beba52}, - {0x82a45b450226b39c, 0xecc0024661173473}, - {0xa34d721642b06084, 0x27f002d7f95d0190}, - {0xcc20ce9bd35c78a5, 0x31ec038df7b441f4}, - {0xff290242c83396ce, 0x7e67047175a15271}, - {0x9f79a169bd203e41, 0x0f0062c6e984d386}, - {0xc75809c42c684dd1, 0x52c07b78a3e60868}, - {0xf92e0c3537826145, 0xa7709a56ccdf8a82}, - {0x9bbcc7a142b17ccb, 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{0xa7f26836f282b732, 0x8e6cac7768d7141f}, + {0xd1ef0244af2364ff, 0x3207d795430cd927}, + {0x8335616aed761f1f, 0x7f44e6bd49e807b9}, + {0xa402b9c5a8d3a6e7, 0x5f16206c9c6209a7}, + {0xcd036837130890a1, 0x36dba887c37a8c10}, + {0x802221226be55a64, 0xc2494954da2c978a}, + {0xa02aa96b06deb0fd, 0xf2db9baa10b7bd6d}, + {0xc83553c5c8965d3d, 0x6f92829494e5acc8}, + {0xfa42a8b73abbf48c, 0xcb772339ba1f17fa}, + {0x9c69a97284b578d7, 0xff2a760414536efc}, + {0xc38413cf25e2d70d, 0xfef5138519684abb}, + {0xf46518c2ef5b8cd1, 0x7eb258665fc25d6a}, + {0x98bf2f79d5993802, 0xef2f773ffbd97a62}, + {0xbeeefb584aff8603, 0xaafb550ffacfd8fb}, + {0xeeaaba2e5dbf6784, 0x95ba2a53f983cf39}, + {0x952ab45cfa97a0b2, 0xdd945a747bf26184}, + {0xba756174393d88df, 0x94f971119aeef9e5}, + {0xe912b9d1478ceb17, 0x7a37cd5601aab85e}, + {0x91abb422ccb812ee, 0xac62e055c10ab33b}, + {0xb616a12b7fe617aa, 0x577b986b314d600a}, + {0xe39c49765fdf9d94, 0xed5a7e85fda0b80c}, + {0x8e41ade9fbebc27d, 0x14588f13be847308}, + {0xb1d219647ae6b31c, 0x596eb2d8ae258fc9}, + {0xde469fbd99a05fe3, 0x6fca5f8ed9aef3bc}, + {0x8aec23d680043bee, 0x25de7bb9480d5855}, + {0xada72ccc20054ae9, 0xaf561aa79a10ae6b}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0x87aa9aff79042286, 0x90fb44d2f05d0843}, + {0xa99541bf57452b28, 0x353a1607ac744a54}, + {0xd3fa922f2d1675f2, 0x42889b8997915ce9}, + {0x847c9b5d7c2e09b7, 0x69956135febada12}, + {0xa59bc234db398c25, 0x43fab9837e699096}, + {0xcf02b2c21207ef2e, 0x94f967e45e03f4bc}, + {0x8161afb94b44f57d, 0x1d1be0eebac278f6}, + {0xa1ba1ba79e1632dc, 0x6462d92a69731733}, + {0xca28a291859bbf93, 0x7d7b8f7503cfdcff}, + {0xfcb2cb35e702af78, 0x5cda735244c3d43f}, + {0x9defbf01b061adab, 0x3a0888136afa64a8}, + {0xc56baec21c7a1916, 0x088aaa1845b8fdd1}, + {0xf6c69a72a3989f5b, 0x8aad549e57273d46}, + {0x9a3c2087a63f6399, 0x36ac54e2f678864c}, + {0xc0cb28a98fcf3c7f, 0x84576a1bb416a7de}, + {0xf0fdf2d3f3c30b9f, 0x656d44a2a11c51d6}, + {0x969eb7c47859e743, 0x9f644ae5a4b1b326}, + {0xbc4665b596706114, 0x873d5d9f0dde1fef}, + {0xeb57ff22fc0c7959, 0xa90cb506d155a7eb}, + {0x9316ff75dd87cbd8, 0x09a7f12442d588f3}, + {0xb7dcbf5354e9bece, 0x0c11ed6d538aeb30}, + {0xe5d3ef282a242e81, 0x8f1668c8a86da5fb}, + {0x8fa475791a569d10, 0xf96e017d694487bd}, + {0xb38d92d760ec4455, 0x37c981dcc395a9ad}, + {0xe070f78d3927556a, 0x85bbe253f47b1418}, + {0x8c469ab843b89562, 0x93956d7478ccec8f}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0xdb2e51bfe9d0696a, 0x06997b05fcc0319f}, + {0x88fcf317f22241e2, 0x441fece3bdf81f04}, + {0xab3c2fddeeaad25a, 0xd527e81cad7626c4}, + {0xd60b3bd56a5586f1, 0x8a71e223d8d3b075}, + {0x85c7056562757456, 0xf6872d5667844e4a}, + {0xa738c6bebb12d16c, 0xb428f8ac016561dc}, + {0xd106f86e69d785c7, 0xe13336d701beba53}, + {0x82a45b450226b39c, 0xecc0024661173474}, + {0xa34d721642b06084, 0x27f002d7f95d0191}, + {0xcc20ce9bd35c78a5, 0x31ec038df7b441f5}, + {0xff290242c83396ce, 0x7e67047175a15272}, + {0x9f79a169bd203e41, 0x0f0062c6e984d387}, + {0xc75809c42c684dd1, 0x52c07b78a3e60869}, + {0xf92e0c3537826145, 0xa7709a56ccdf8a83}, + {0x9bbcc7a142b17ccb, 0x88a66076400bb692}, + {0xc2abf989935ddbfe, 0x6acff893d00ea436}, + {0xf356f7ebf83552fe, 0x0583f6b8c4124d44}, + {0x98165af37b2153de, 0xc3727a337a8b704b}, + {0xbe1bf1b059e9a8d6, 0x744f18c0592e4c5d}, + {0xeda2ee1c7064130c, 0x1162def06f79df74}, + {0x9485d4d1c63e8be7, 0x8addcb5645ac2ba9}, + {0xb9a74a0637ce2ee1, 0x6d953e2bd7173693}, + {0xe8111c87c5c1ba99, 0xc8fa8db6ccdd0438}, + {0x910ab1d4db9914a0, 0x1d9c9892400a22a3}, + {0xb54d5e4a127f59c8, 0x2503beb6d00cab4c}, + {0xe2a0b5dc971f303a, 0x2e44ae64840fd61e}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xb10d8e1456105dad, 0x7425a83e872c5f48}, + {0xdd50f1996b947518, 0xd12f124e28f7771a}, + {0x8a5296ffe33cc92f, 0x82bd6b70d99aaa70}, + {0xace73cbfdc0bfb7b, 0x636cc64d1001550c}, + {0xd8210befd30efa5a, 0x3c47f7e05401aa4f}, + {0x8714a775e3e95c78, 0x65acfaec34810a72}, + {0xa8d9d1535ce3b396, 0x7f1839a741a14d0e}, + {0xd31045a8341ca07c, 0x1ede48111209a051}, + {0x83ea2b892091e44d, 0x934aed0aab460433}, + {0xa4e4b66b68b65d60, 0xf81da84d56178540}, + {0xce1de40642e3f4b9, 0x36251260ab9d668f}, + {0x80d2ae83e9ce78f3, 0xc1d72b7c6b42601a}, + {0xa1075a24e4421730, 0xb24cf65b8612f820}, + {0xc94930ae1d529cfc, 0xdee033f26797b628}, + {0xfb9b7cd9a4a7443c, 0x169840ef017da3b2}, + {0x9d412e0806e88aa5, 0x8e1f289560ee864f}, + {0xc491798a08a2ad4e, 0xf1a6f2bab92a27e3}, + {0xf5b5d7ec8acb58a2, 0xae10af696774b1dc}, + {0x9991a6f3d6bf1765, 0xacca6da1e0a8ef2a}, + {0xbff610b0cc6edd3f, 0x17fd090a58d32af4}, + {0xeff394dcff8a948e, 0xddfc4b4cef07f5b1}, + {0x95f83d0a1fb69cd9, 0x4abdaf101564f98f}, + {0xbb764c4ca7a4440f, 0x9d6d1ad41abe37f2}, + {0xea53df5fd18d5513, 0x84c86189216dc5ee}, + {0x92746b9be2f8552c, 0x32fd3cf5b4e49bb5}, + {0xb7118682dbb66a77, 0x3fbc8c33221dc2a2}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0x8f05b1163ba6832d, 0x29cb4d87f2a7400f}, + {0xb2c71d5bca9023f8, 0x743e20e9ef511013}, + {0xdf78e4b2bd342cf6, 0x914da9246b255417}, + {0x8bab8eefb6409c1a, 0x1ad089b6c2f7548f}, + {0xae9672aba3d0c320, 0xa184ac2473b529b2}, + {0xda3c0f568cc4f3e8, 0xc9e5d72d90a2741f}, + {0x8865899617fb1871, 0x7e2fa67c7a658893}, + {0xaa7eebfb9df9de8d, 0xddbb901b98feeab8}, + {0xd51ea6fa85785631, 0x552a74227f3ea566}, + {0x8533285c936b35de, 0xd53a88958f872760}, + {0xa67ff273b8460356, 0x8a892abaf368f138}, + {0xd01fef10a657842c, 0x2d2b7569b0432d86}, + {0x8213f56a67f6b29b, 0x9c3b29620e29fc74}, + {0xa298f2c501f45f42, 0x8349f3ba91b47b90}, + {0xcb3f2f7642717713, 0x241c70a936219a74}, + {0xfe0efb53d30dd4d7, 0xed238cd383aa0111}, + {0x9ec95d1463e8a506, 0xf4363804324a40ab}, + {0xc67bb4597ce2ce48, 0xb143c6053edcd0d6}, + {0xf81aa16fdc1b81da, 0xdd94b7868e94050b}, + {0x9b10a4e5e9913128, 0xca7cf2b4191c8327}, + {0xc1d4ce1f63f57d72, 0xfd1c2f611f63a3f1}, + {0xf24a01a73cf2dccf, 0xbc633b39673c8ced}, + {0x976e41088617ca01, 0xd5be0503e085d814}, + {0xbd49d14aa79dbc82, 0x4b2d8644d8a74e19}, + {0xec9c459d51852ba2, 0xddf8e7d60ed1219f}, + {0x93e1ab8252f33b45, 0xcabb90e5c942b504}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + {0xe7109bfba19c0c9d, 0x0cc512670a783ad5}, + {0x906a617d450187e2, 0x27fb2b80668b24c6}, + {0xb484f9dc9641e9da, 0xb1f9f660802dedf7}, + {0xe1a63853bbd26451, 0x5e7873f8a0396974}, + {0x8d07e33455637eb2, 0xdb0b487b6423e1e9}, + {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda63}, + {0xdc5c5301c56b75f7, 0x7641a140cc7810fc}, + {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9e}, + {0xac2820d9623bf429, 0x546345fa9fbdcd45}, + {0xd732290fbacaf133, 0xa97c177947ad4096}, + {0x867f59a9d4bed6c0, 0x49ed8eabcccc485e}, + {0xa81f301449ee8c70, 0x5c68f256bfff5a75}, + {0xd226fc195c6a2f8c, 0x73832eec6fff3112}, + {0x83585d8fd9c25db7, 0xc831fd53c5ff7eac}, + {0xa42e74f3d032f525, 0xba3e7ca8b77f5e56}, + {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35ec}, + {0x80444b5e7aa7cf85, 0x7980d163cf5b81b4}, + {0xa0555e361951c366, 0xd7e105bcc3326220}, + {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa8}, + {0xfa856334878fc150, 0xb14f98f6f0feb952}, + {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d4}, + {0xc3b8358109e84f07, 0x0a862f80ec4700c9}, + {0xf4a642e14c6262c8, 0xcd27bb612758c0fb}, + {0x98e7e9cccfbd7dbd, 0x8038d51cb897789d}, + {0xbf21e44003acdd2c, 0xe0470a63e6bd56c4}, + {0xeeea5d5004981478, 0x1858ccfce06cac75}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xbaa718e68396cffd, 0xd30560258f54e6bb}, + {0xe950df20247c83fd, 0x47c6b82ef32a206a}, + {0x91d28b7416cdd27e, 0x4cdc331d57fa5442}, + {0xb6472e511c81471d, 0xe0133fe4adf8e953}, + {0xe3d8f9e563a198e5, 0x58180fddd97723a7}, + {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7649}, + {0xb201833b35d63f73, 0x2cd2cc6551e513db}, + {0xde81e40a034bcf4f, 0xf8077f7ea65e58d2}, + {0x8b112e86420f6191, 0xfb04afaf27faf783}, + {0xadd57a27d29339f6, 0x79c5db9af1f9b564}, + {0xd94ad8b1c7380874, 0x18375281ae7822bd}, + {0x87cec76f1c830548, 0x8f2293910d0b15b6}, + {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb23}, + {0xd433179d9c8cb841, 0x5fa60692a46151ec}, + {0x849feec281d7f328, 0xdbc7c41ba6bcd334}, + {0xa5c7ea73224deff3, 0x12b9b522906c0801}, + {0xcf39e50feae16bef, 0xd768226b34870a01}, + {0x81842f29f2cce375, 0xe6a1158300d46641}, + {0xa1e53af46f801c53, 0x60495ae3c1097fd1}, + {0xca5e89b18b602368, 0x385bb19cb14bdfc5}, + {0xfcf62c1dee382c42, 0x46729e03dd9ed7b6}, + {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d2}, + {0xc5a05277621be293, 0xc7098b7305241886}, + {0xf70867153aa2db38, 0xb8cbee4fc66d1ea8}, + {0x9a65406d44a5c903, 0x737f74f1dc043329}, + {0xc0fe908895cf3b44, 0x505f522e53053ff3}, + {0xf13e34aabb430a15, 0x647726b9e7c68ff0}, + {0x96c6e0eab509e64d, 0x5eca783430dc19f6}, + {0xbc789925624c5fe0, 0xb67d16413d132073}, + {0xeb96bf6ebadf77d8, 0xe41c5bd18c57e890}, + {0x933e37a534cbaae7, 0x8e91b962f7b6f15a}, + {0xb80dc58e81fe95a1, 0x723627bbb5a4adb1}, + {0xe61136f2227e3b09, 0xcec3b1aaa30dd91d}, + {0x8fcac257558ee4e6, 0x213a4f0aa5e8a7b2}, + {0xb3bd72ed2af29e1f, 0xa988e2cd4f62d19e}, + {0xe0accfa875af45a7, 0x93eb1b80a33b8606}, + {0x8c6c01c9498d8b88, 0xbc72f130660533c4}, + {0xaf87023b9bf0ee6a, 0xeb8fad7c7f8680b5}, + {0xdb68c2ca82ed2a05, 0xa67398db9f6820e2}, #else {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, @@ -1788,17 +1009,17 @@ template <> struct cache_accessor { {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, {0xc350000000000000, 0x0000000000000000}, {0x9dc5ada82b70b59d, 0xf020000000000000}, - {0xfee50b7025c36a08, 0x02f236d04753d5b4}, - {0xcde6fd5e09abcf26, 0xed4c0226b55e6f86}, - {0xa6539930bf6bff45, 0x84db8346b786151c}, - {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b2}, - {0xd910f7ff28069da4, 0x1b2ba1518094da04}, - {0xaf58416654a6babb, 0x387ac8d1970027b2}, - {0x8da471a9de737e24, 0x5ceaecfed289e5d2}, - {0xe4d5e82392a40515, 0x0fabaf3feaa5334a}, - {0xb8da1662e7b00a17, 0x3d6a751f3b936243}, - { 0x95527a5202df0ccb, - 0x0f37801e0c43ebc8 } + {0xfee50b7025c36a08, 0x02f236d04753d5b5}, + {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, + {0xa6539930bf6bff45, 0x84db8346b786151d}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xf13e34aabb430a15, 0x647726b9e7c68ff0} #endif }; @@ -1816,15 +1037,6 @@ template <> struct cache_accessor { 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, 0x00d3c21bcecceda1, 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; - static constexpr const uint32_t pow10_recovery_errors[] = { - 0x50001400, 0x54044100, 0x54014555, 0x55954415, 0x54115555, 0x00000001, - 0x50000000, 0x00104000, 0x54010004, 0x05004001, 0x55555544, 0x41545555, - 0x54040551, 0x15445545, 0x51555514, 0x10000015, 0x00101100, 0x01100015, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x04450514, 0x45414110, - 0x55555145, 0x50544050, 0x15040155, 0x11054140, 0x50111514, 0x11451454, - 0x00400541, 0x00000000, 0x55555450, 0x10056551, 0x10054011, 0x55551014, - 0x69514555, 0x05151109, 0x00155555}; - static const int compression_ratio = 27; // Compute base index. @@ -1833,7 +1045,7 @@ template <> struct cache_accessor { int offset = k - kb; // Get base cache. - uint128_wrapper base_cache = pow10_significands[cache_index]; + uint128_fallback base_cache = pow10_significands[cache_index]; if (offset == 0) return base_cache; // Compute the required amount of bit-shift. @@ -1842,9 +1054,8 @@ template <> struct cache_accessor { // Try to recover the real cache. uint64_t pow5 = powers_of_5_64[offset]; - uint128_wrapper recovered_cache = umul128(base_cache.high(), pow5); - uint128_wrapper middle_low = - umul128(base_cache.low() - (kb < 0 ? 1u : 0u), pow5); + uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); + uint128_fallback middle_low = umul128(base_cache.low(), pow5); recovered_cache += middle_low.high(); @@ -1852,227 +1063,156 @@ template <> struct cache_accessor { uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); recovered_cache = - uint128_wrapper{(recovered_cache.low() >> alpha) | high_to_middle, - ((middle_low.low() >> alpha) | middle_to_low)}; - - if (kb < 0) recovered_cache += 1; - - // Get error. - int error_idx = (k - float_info::min_k) / 16; - uint32_t error = (pow10_recovery_errors[error_idx] >> - ((k - float_info::min_k) % 16) * 2) & - 0x3; - - // Add the error back. - FMT_ASSERT(recovered_cache.low() + error >= recovered_cache.low(), ""); - return {recovered_cache.high(), recovered_cache.low() + error}; + uint128_fallback{(recovered_cache.low() >> alpha) | high_to_middle, + ((middle_low.low() >> alpha) | middle_to_low)}; + FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); + return {recovered_cache.high(), recovered_cache.low() + 1}; #endif } - static carrier_uint compute_mul(carrier_uint u, - const cache_entry_type& cache) FMT_NOEXCEPT { - return umul192_upper64(u, cache); + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static auto compute_mul(carrier_uint u, + const cache_entry_type& cache) noexcept + -> compute_mul_result { + auto r = umul192_upper128(u, cache); + return {r.high(), r.low() == 0}; } - static uint32_t compute_delta(cache_entry_type const& cache, - int beta_minus_1) FMT_NOEXCEPT { - return static_cast(cache.high() >> (64 - 1 - beta_minus_1)); + static auto compute_delta(cache_entry_type const& cache, int beta) noexcept + -> uint32_t { + return static_cast(cache.high() >> (64 - 1 - beta)); } - static bool compute_mul_parity(carrier_uint two_f, + static auto compute_mul_parity(carrier_uint two_f, const cache_entry_type& cache, - int beta_minus_1) FMT_NOEXCEPT { - FMT_ASSERT(beta_minus_1 >= 1, ""); - FMT_ASSERT(beta_minus_1 < 64, ""); + int beta) noexcept + -> compute_mul_parity_result { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); - return ((umul192_middle64(two_f, cache) >> (64 - beta_minus_1)) & 1) != 0; + auto r = umul192_lower128(two_f, cache); + return {((r.high() >> (64 - beta)) & 1) != 0, + ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; } - static carrier_uint compute_left_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + static auto compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { return (cache.high() - - (cache.high() >> (float_info::significand_bits + 2))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1); + (cache.high() >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta); } - static carrier_uint compute_right_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + static auto compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { return (cache.high() + - (cache.high() >> (float_info::significand_bits + 1))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1); + (cache.high() >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta); } - static carrier_uint compute_round_up_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { - return ((cache.high() >> - (64 - float_info::significand_bits - 2 - beta_minus_1)) + + static auto compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return ((cache.high() >> (64 - num_significand_bits() - 2 - beta)) + 1) / 2; } }; -// Various integer checks -template -bool is_left_endpoint_integer_shorter_interval(int exponent) FMT_NOEXCEPT { - return exponent >= - float_info< - T>::case_shorter_interval_left_endpoint_lower_threshold && - exponent <= - float_info::case_shorter_interval_left_endpoint_upper_threshold; -} -template -bool is_endpoint_integer(typename float_info::carrier_uint two_f, - int exponent, int minus_k) FMT_NOEXCEPT { - if (exponent < float_info::case_fc_pm_half_lower_threshold) return false; - // For k >= 0. - if (exponent <= float_info::case_fc_pm_half_upper_threshold) return true; - // For k < 0. - if (exponent > float_info::divisibility_check_by_5_threshold) return false; - return divisible_by_power_of_5(two_f, minus_k); +FMT_FUNC auto get_cached_power(int k) noexcept -> uint128_fallback { + return cache_accessor::get_cached_power(k); } -template -bool is_center_integer(typename float_info::carrier_uint two_f, int exponent, - int minus_k) FMT_NOEXCEPT { - // Exponent for 5 is negative. - if (exponent > float_info::divisibility_check_by_5_threshold) return false; - if (exponent > float_info::case_fc_upper_threshold) - return divisible_by_power_of_5(two_f, minus_k); - // Both exponents are nonnegative. - if (exponent >= float_info::case_fc_lower_threshold) return true; - // Exponent for 2 is negative. - return divisible_by_power_of_2(two_f, minus_k - exponent + 1); +// Various integer checks +template +auto is_left_endpoint_integer_shorter_interval(int exponent) noexcept -> bool { + const int case_shorter_interval_left_endpoint_lower_threshold = 2; + const int case_shorter_interval_left_endpoint_upper_threshold = 3; + return exponent >= case_shorter_interval_left_endpoint_lower_threshold && + exponent <= case_shorter_interval_left_endpoint_upper_threshold; } // Remove trailing zeros from n and return the number of zeros removed (float) -FMT_INLINE int remove_trailing_zeros(uint32_t& n) FMT_NOEXCEPT { -#ifdef FMT_BUILTIN_CTZ - int t = FMT_BUILTIN_CTZ(n); -#else - int t = ctz(n); -#endif - if (t > float_info::max_trailing_zeros) - t = float_info::max_trailing_zeros; - - const uint32_t mod_inv1 = 0xcccccccd; - const uint32_t max_quotient1 = 0x33333333; - const uint32_t mod_inv2 = 0xc28f5c29; - const uint32_t max_quotient2 = 0x0a3d70a3; - - int s = 0; - for (; s < t - 1; s += 2) { - if (n * mod_inv2 > max_quotient2) break; - n *= mod_inv2; +FMT_INLINE int remove_trailing_zeros(uint32_t& n, int s = 0) noexcept { + FMT_ASSERT(n != 0, ""); + // Modular inverse of 5 (mod 2^32): (mod_inv_5 * 5) mod 2^32 = 1. + constexpr uint32_t mod_inv_5 = 0xcccccccd; + constexpr uint32_t mod_inv_25 = 0xc28f5c29; // = mod_inv_5 * mod_inv_5 + + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) { + n = q; + s |= 1; } - if (s < t && n * mod_inv1 <= max_quotient1) { - n *= mod_inv1; - ++s; - } - n >>= s; return s; } // Removes trailing zeros and returns the number of zeros removed (double) -FMT_INLINE int remove_trailing_zeros(uint64_t& n) FMT_NOEXCEPT { -#ifdef FMT_BUILTIN_CTZLL - int t = FMT_BUILTIN_CTZLL(n); -#else - int t = ctzll(n); -#endif - if (t > float_info::max_trailing_zeros) - t = float_info::max_trailing_zeros; - // Divide by 10^8 and reduce to 32-bits - // Since ret_value.significand <= (2^64 - 1) / 1000 < 10^17, - // both of the quotient and the r should fit in 32-bits - - const uint32_t mod_inv1 = 0xcccccccd; - const uint32_t max_quotient1 = 0x33333333; - const uint64_t mod_inv8 = 0xc767074b22e90e21; - const uint64_t max_quotient8 = 0x00002af31dc46118; - - // If the number is divisible by 1'0000'0000, work with the quotient - if (t >= 8) { - auto quotient_candidate = n * mod_inv8; - - if (quotient_candidate <= max_quotient8) { - auto quotient = static_cast(quotient_candidate >> 8); - - int s = 8; - for (; s < t; ++s) { - if (quotient * mod_inv1 > max_quotient1) break; - quotient *= mod_inv1; - } - quotient >>= (s - 8); - n = quotient; - return s; - } - } - - // Otherwise, work with the remainder - auto quotient = static_cast(n / 100000000); - auto remainder = static_cast(n - 100000000 * quotient); - - if (t == 0 || remainder * mod_inv1 > max_quotient1) { - return 0; - } - remainder *= mod_inv1; - - if (t == 1 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 1) + quotient * 10000000ull; - return 1; - } - remainder *= mod_inv1; +FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept { + FMT_ASSERT(n != 0, ""); - if (t == 2 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 2) + quotient * 1000000ull; - return 2; - } - remainder *= mod_inv1; + // This magic number is ceil(2^90 / 10^8). + constexpr uint64_t magic_number = 12379400392853802749ull; + auto nm = umul128(n, magic_number); - if (t == 3 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 3) + quotient * 100000ull; - return 3; + // Is n is divisible by 10^8? + if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) { + // If yes, work with the quotient... + auto n32 = static_cast(nm.high() >> (90 - 64)); + // ... and use the 32 bit variant of the function + int s = remove_trailing_zeros(n32, 8); + n = n32; + return s; } - remainder *= mod_inv1; - if (t == 4 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 4) + quotient * 10000ull; - return 4; - } - remainder *= mod_inv1; + // If n is not divisible by 10^8, work with n itself. + constexpr uint64_t mod_inv_5 = 0xcccccccccccccccd; + constexpr uint64_t mod_inv_25 = 0x8f5c28f5c28f5c29; // mod_inv_5 * mod_inv_5 - if (t == 5 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 5) + quotient * 1000ull; - return 5; + int s = 0; + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) break; + n = q; + s += 2; } - remainder *= mod_inv1; - - if (t == 6 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 6) + quotient * 100ull; - return 6; + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) { + n = q; + s |= 1; } - remainder *= mod_inv1; - n = (remainder >> 7) + quotient * 10ull; - return 7; + return s; } // The main algorithm for shorter interval case -template -FMT_INLINE decimal_fp shorter_interval_case(int exponent) FMT_NOEXCEPT { +template +FMT_INLINE decimal_fp shorter_interval_case(int exponent) noexcept { decimal_fp ret_value; // Compute k and beta const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); - const int beta_minus_1 = exponent + floor_log2_pow10(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); // Compute xi and zi using cache_entry_type = typename cache_accessor::cache_entry_type; const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); auto xi = cache_accessor::compute_left_endpoint_for_shorter_interval_case( - cache, beta_minus_1); + cache, beta); auto zi = cache_accessor::compute_right_endpoint_for_shorter_interval_case( - cache, beta_minus_1); + cache, beta); // If the left endpoint is not an integer, increase it if (!is_left_endpoint_integer_shorter_interval(exponent)) ++xi; @@ -2089,8 +1229,8 @@ FMT_INLINE decimal_fp shorter_interval_case(int exponent) FMT_NOEXCEPT { // Otherwise, compute the round-up of y ret_value.significand = - cache_accessor::compute_round_up_for_shorter_interval_case( - cache, beta_minus_1); + cache_accessor::compute_round_up_for_shorter_interval_case(cache, + beta); ret_value.exponent = minus_k; // When tie occurs, choose one of them according to the rule @@ -2105,7 +1245,7 @@ FMT_INLINE decimal_fp shorter_interval_case(int exponent) FMT_NOEXCEPT { return ret_value; } -template decimal_fp to_decimal(T x) FMT_NOEXCEPT { +template auto to_decimal(T x) noexcept -> decimal_fp { // Step 1: integer promotion & Schubfach multiplier calculation. using carrier_uint = typename float_info::carrier_uint; @@ -2114,23 +1254,25 @@ template decimal_fp to_decimal(T x) FMT_NOEXCEPT { // Extract significand bits and exponent bits. const carrier_uint significand_mask = - (static_cast(1) << float_info::significand_bits) - 1; + (static_cast(1) << num_significand_bits()) - 1; carrier_uint significand = (br & significand_mask); - int exponent = static_cast((br & exponent_mask()) >> - float_info::significand_bits); + int exponent = + static_cast((br & exponent_mask()) >> num_significand_bits()); if (exponent != 0) { // Check if normal. - exponent += float_info::exponent_bias - float_info::significand_bits; + exponent -= exponent_bias() + num_significand_bits(); // Shorter interval case; proceed like Schubfach. + // In fact, when exponent == 1 and significand == 0, the interval is + // regular. However, it can be shown that the end-results are anyway same. if (significand == 0) return shorter_interval_case(exponent); - significand |= - (static_cast(1) << float_info::significand_bits); + significand |= (static_cast(1) << num_significand_bits()); } else { // Subnormal case; the interval is always regular. if (significand == 0) return {0, 0}; - exponent = float_info::min_exponent - float_info::significand_bits; + exponent = + std::numeric_limits::min_exponent - num_significand_bits() - 1; } const bool include_left_endpoint = (significand % 2 == 0); @@ -2139,419 +1281,118 @@ template decimal_fp to_decimal(T x) FMT_NOEXCEPT { // Compute k and beta. const int minus_k = floor_log10_pow2(exponent) - float_info::kappa; const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); - const int beta_minus_1 = exponent + floor_log2_pow10(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); - // Compute zi and deltai + // Compute zi and deltai. // 10^kappa <= deltai < 10^(kappa + 1) - const uint32_t deltai = cache_accessor::compute_delta(cache, beta_minus_1); + const uint32_t deltai = cache_accessor::compute_delta(cache, beta); const carrier_uint two_fc = significand << 1; - const carrier_uint two_fr = two_fc | 1; - const carrier_uint zi = - cache_accessor::compute_mul(two_fr << beta_minus_1, cache); - // Step 2: Try larger divisor; remove trailing zeros if necessary + // For the case of binary32, the result of integer check is not correct for + // 29711844 * 2^-82 + // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 + // and 29711844 * 2^-81 + // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, + // and they are the unique counterexamples. However, since 29711844 is even, + // this does not cause any problem for the endpoints calculations; it can only + // cause a problem when we need to perform integer check for the center. + // Fortunately, with these inputs, that branch is never executed, so we are + // fine. + const typename cache_accessor::compute_mul_result z_mul = + cache_accessor::compute_mul((two_fc | 1) << beta, cache); + + // Step 2: Try larger divisor; remove trailing zeros if necessary. // Using an upper bound on zi, we might be able to optimize the division - // better than the compiler; we are computing zi / big_divisor here + // better than the compiler; we are computing zi / big_divisor here. decimal_fp ret_value; - ret_value.significand = divide_by_10_to_kappa_plus_1(zi); - uint32_t r = static_cast(zi - float_info::big_divisor * - ret_value.significand); + ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); + uint32_t r = static_cast(z_mul.result - float_info::big_divisor * + ret_value.significand); - if (r > deltai) { - goto small_divisor_case_label; - } else if (r < deltai) { - // Exclude the right endpoint if necessary - if (r == 0 && !include_right_endpoint && - is_endpoint_integer(two_fr, exponent, minus_k)) { + if (r < deltai) { + // Exclude the right endpoint if necessary. + if (r == 0 && (z_mul.is_integer & !include_right_endpoint)) { --ret_value.significand; r = float_info::big_divisor; goto small_divisor_case_label; } + } else if (r > deltai) { + goto small_divisor_case_label; } else { - // r == deltai; compare fractional parts - // Check conditions in the order different from the paper - // to take advantage of short-circuiting - const carrier_uint two_fl = two_fc - 1; - if ((!include_left_endpoint || - !is_endpoint_integer(two_fl, exponent, minus_k)) && - !cache_accessor::compute_mul_parity(two_fl, cache, beta_minus_1)) { + // r == deltai; compare fractional parts. + const typename cache_accessor::compute_mul_parity_result x_mul = + cache_accessor::compute_mul_parity(two_fc - 1, cache, beta); + + if (!(x_mul.parity | (x_mul.is_integer & include_left_endpoint))) goto small_divisor_case_label; - } } ret_value.exponent = minus_k + float_info::kappa + 1; - // We may need to remove trailing zeros + // We may need to remove trailing zeros. ret_value.exponent += remove_trailing_zeros(ret_value.significand); return ret_value; - // Step 3: Find the significand with the smaller divisor + // Step 3: Find the significand with the smaller divisor. small_divisor_case_label: ret_value.significand *= 10; ret_value.exponent = minus_k + float_info::kappa; - const uint32_t mask = (1u << float_info::kappa) - 1; - auto dist = r - (deltai / 2) + (float_info::small_divisor / 2); - - // Is dist divisible by 2^kappa? - if ((dist & mask) == 0) { - const bool approx_y_parity = - ((dist ^ (float_info::small_divisor / 2)) & 1) != 0; - dist >>= float_info::kappa; - - // Is dist divisible by 5^kappa? - if (check_divisibility_and_divide_by_pow5::kappa>(dist)) { - ret_value.significand += dist; - - // Check z^(f) >= epsilon^(f) - // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, - // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f) - // Since there are only 2 possibilities, we only need to care about the - // parity. Also, zi and r should have the same parity since the divisor - // is an even number - if (cache_accessor::compute_mul_parity(two_fc, cache, beta_minus_1) != - approx_y_parity) { - --ret_value.significand; - } else { - // If z^(f) >= epsilon^(f), we might have a tie - // when z^(f) == epsilon^(f), or equivalently, when y is an integer - if (is_center_integer(two_fc, exponent, minus_k)) { - ret_value.significand = ret_value.significand % 2 == 0 - ? ret_value.significand - : ret_value.significand - 1; - } - } - } - // Is dist not divisible by 5^kappa? - else { - ret_value.significand += dist; - } - } - // Is dist not divisible by 2^kappa? - else { - // Since we know dist is small, we might be able to optimize the division - // better than the compiler; we are computing dist / small_divisor here - ret_value.significand += - small_division_by_pow10::kappa>(dist); - } + uint32_t dist = r - (deltai / 2) + (float_info::small_divisor / 2); + const bool approx_y_parity = + ((dist ^ (float_info::small_divisor / 2)) & 1) != 0; + + // Is dist divisible by 10^kappa? + const bool divisible_by_small_divisor = + check_divisibility_and_divide_by_pow10::kappa>(dist); + + // Add dist / 10^kappa to the significand. + ret_value.significand += dist; + + if (!divisible_by_small_divisor) return ret_value; + + // Check z^(f) >= epsilon^(f). + // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, + // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). + // Since there are only 2 possibilities, we only need to care about the + // parity. Also, zi and r should have the same parity since the divisor + // is an even number. + const auto y_mul = cache_accessor::compute_mul_parity(two_fc, cache, beta); + + // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), + // or equivalently, when y is an integer. + if (y_mul.parity != approx_y_parity) + --ret_value.significand; + else if (y_mul.is_integer & (ret_value.significand % 2 != 0)) + --ret_value.significand; return ret_value; } } // namespace dragonbox - -// Formats value using a variation of the Fixed-Precision Positive -// Floating-Point Printout ((FPP)^2) algorithm by Steele & White: -// https://fmt.dev/papers/p372-steele.pdf. -template -FMT_CONSTEXPR20 void fallback_format(Double d, int num_digits, bool binary32, - buffer& buf, int& exp10) { - bigint numerator; // 2 * R in (FPP)^2. - bigint denominator; // 2 * S in (FPP)^2. - // lower and upper are differences between value and corresponding boundaries. - bigint lower; // (M^- in (FPP)^2). - bigint upper_store; // upper's value if different from lower. - bigint* upper = nullptr; // (M^+ in (FPP)^2). - fp value; - // Shift numerator and denominator by an extra bit or two (if lower boundary - // is closer) to make lower and upper integers. This eliminates multiplication - // by 2 during later computations. - const bool is_predecessor_closer = - binary32 ? value.assign(static_cast(d)) : value.assign(d); - int shift = is_predecessor_closer ? 2 : 1; - uint64_t significand = value.f << shift; - if (value.e >= 0) { - numerator.assign(significand); - numerator <<= value.e; - lower.assign(1); - lower <<= value.e; - if (shift != 1) { - upper_store.assign(1); - upper_store <<= value.e + 1; - upper = &upper_store; - } - denominator.assign_pow10(exp10); - denominator <<= shift; - } else if (exp10 < 0) { - numerator.assign_pow10(-exp10); - lower.assign(numerator); - if (shift != 1) { - upper_store.assign(numerator); - upper_store <<= 1; - upper = &upper_store; - } - numerator *= significand; - denominator.assign(1); - denominator <<= shift - value.e; - } else { - numerator.assign(significand); - denominator.assign_pow10(exp10); - denominator <<= shift - value.e; - lower.assign(1); - if (shift != 1) { - upper_store.assign(1ULL << 1); - upper = &upper_store; - } - } - // Invariant: value == (numerator / denominator) * pow(10, exp10). - if (num_digits < 0) { - // Generate the shortest representation. - if (!upper) upper = &lower; - bool even = (value.f & 1) == 0; - num_digits = 0; - char* data = buf.data(); - for (;;) { - int digit = numerator.divmod_assign(denominator); - bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. - // numerator + upper >[=] pow10: - bool high = add_compare(numerator, *upper, denominator) + even > 0; - data[num_digits++] = static_cast('0' + digit); - if (low || high) { - if (!low) { - ++data[num_digits - 1]; - } else if (high) { - int result = add_compare(numerator, numerator, denominator); - // Round half to even. - if (result > 0 || (result == 0 && (digit % 2) != 0)) - ++data[num_digits - 1]; - } - buf.try_resize(to_unsigned(num_digits)); - exp10 -= num_digits - 1; - return; - } - numerator *= 10; - lower *= 10; - if (upper != &lower) *upper *= 10; - } - } - // Generate the given number of digits. - exp10 -= num_digits - 1; - if (num_digits == 0) { - buf.try_resize(1); - denominator *= 10; - buf[0] = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; - return; - } - buf.try_resize(to_unsigned(num_digits)); - for (int i = 0; i < num_digits - 1; ++i) { - int digit = numerator.divmod_assign(denominator); - buf[i] = static_cast('0' + digit); - numerator *= 10; - } - int digit = numerator.divmod_assign(denominator); - auto result = add_compare(numerator, numerator, denominator); - if (result > 0 || (result == 0 && (digit % 2) != 0)) { - if (digit == 9) { - const auto overflow = '0' + 10; - buf[num_digits - 1] = overflow; - // Propagate the carry. - for (int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) { - buf[i] = '0'; - ++buf[i - 1]; - } - if (buf[0] == overflow) { - buf[0] = '1'; - ++exp10; - } - return; - } - ++digit; - } - buf[num_digits - 1] = static_cast('0' + digit); -} - -template -FMT_HEADER_ONLY_CONSTEXPR20 int format_float(T value, int precision, - float_specs specs, - buffer& buf) { - static_assert(!std::is_same::value, ""); - FMT_ASSERT(value >= 0, "value is negative"); - - const bool fixed = specs.format == float_format::fixed; - if (value <= 0) { // <= instead of == to silence a warning. - if (precision <= 0 || !fixed) { - buf.push_back('0'); - return 0; - } - buf.try_resize(to_unsigned(precision)); - fill_n(buf.data(), precision, '0'); - return -precision; - } - - if (!specs.use_grisu) return snprintf_float(value, precision, specs, buf); - - if (!is_constant_evaluated() && precision < 0) { - // Use Dragonbox for the shortest format. - if (specs.binary32) { - auto dec = dragonbox::to_decimal(static_cast(value)); - write(buffer_appender(buf), dec.significand); - return dec.exponent; - } - auto dec = dragonbox::to_decimal(static_cast(value)); - write(buffer_appender(buf), dec.significand); - return dec.exponent; - } - - // Use Grisu + Dragon4 for the given precision: - // https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf. - int exp = 0; - const int min_exp = -60; // alpha in Grisu. - int cached_exp10 = 0; // K in Grisu. - fp normalized = normalize(fp(value)); - const auto cached_pow = get_cached_power( - min_exp - (normalized.e + fp::significand_size), cached_exp10); - normalized = normalized * cached_pow; - // Limit precision to the maximum possible number of significant digits in an - // IEEE754 double because we don't need to generate zeros. - const int max_double_digits = 767; - if (precision > max_double_digits) precision = max_double_digits; - fixed_handler handler{buf.data(), 0, precision, -cached_exp10, fixed}; - if (grisu_gen_digits(normalized, 1, exp, handler) == digits::error || - is_constant_evaluated()) { - exp += handler.size - cached_exp10 - 1; - fallback_format(value, handler.precision, specs.binary32, buf, exp); - } else { - exp += handler.exp10; - buf.try_resize(to_unsigned(handler.size)); - } - if (!fixed && !specs.showpoint) { - // Remove trailing zeros. - auto num_digits = buf.size(); - while (num_digits > 0 && buf[num_digits - 1] == '0') { - --num_digits; - ++exp; - } - buf.try_resize(num_digits); - } - return exp; -} // namespace detail - -template -int snprintf_float(T value, int precision, float_specs specs, - buffer& buf) { - // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. - FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); - static_assert(!std::is_same::value, ""); - - // Subtract 1 to account for the difference in precision since we use %e for - // both general and exponent format. - if (specs.format == float_format::general || - specs.format == float_format::exp) - precision = (precision >= 0 ? precision : 6) - 1; - - // Build the format string. - enum { max_format_size = 7 }; // The longest format is "%#.*Le". - char format[max_format_size]; - char* format_ptr = format; - *format_ptr++ = '%'; - if (specs.showpoint && specs.format == float_format::hex) *format_ptr++ = '#'; - if (precision >= 0) { - *format_ptr++ = '.'; - *format_ptr++ = '*'; - } - if (std::is_same()) *format_ptr++ = 'L'; - *format_ptr++ = specs.format != float_format::hex - ? (specs.format == float_format::fixed ? 'f' : 'e') - : (specs.upper ? 'A' : 'a'); - *format_ptr = '\0'; - - // Format using snprintf. - auto offset = buf.size(); - for (;;) { - auto begin = buf.data() + offset; - auto capacity = buf.capacity() - offset; -#ifdef FMT_FUZZ - if (precision > 100000) - throw std::runtime_error( - "fuzz mode - avoid large allocation inside snprintf"); -#endif - // Suppress the warning about a nonliteral format string. - // Cannot use auto because of a bug in MinGW (#1532). - int (*snprintf_ptr)(char*, size_t, const char*, ...) = FMT_SNPRINTF; - int result = precision >= 0 - ? snprintf_ptr(begin, capacity, format, precision, value) - : snprintf_ptr(begin, capacity, format, value); - if (result < 0) { - // The buffer will grow exponentially. - buf.try_reserve(buf.capacity() + 1); - continue; - } - auto size = to_unsigned(result); - // Size equal to capacity means that the last character was truncated. - if (size >= capacity) { - buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. - continue; - } - auto is_digit = [](char c) { return c >= '0' && c <= '9'; }; - if (specs.format == float_format::fixed) { - if (precision == 0) { - buf.try_resize(size); - return 0; - } - // Find and remove the decimal point. - auto end = begin + size, p = end; - do { - --p; - } while (is_digit(*p)); - int fraction_size = static_cast(end - p - 1); - std::memmove(p, p + 1, to_unsigned(fraction_size)); - buf.try_resize(size - 1); - return -fraction_size; - } - if (specs.format == float_format::hex) { - buf.try_resize(size + offset); - return 0; - } - // Find and parse the exponent. - auto end = begin + size, exp_pos = end; - do { - --exp_pos; - } while (*exp_pos != 'e'); - char sign = exp_pos[1]; - FMT_ASSERT(sign == '+' || sign == '-', ""); - int exp = 0; - auto p = exp_pos + 2; // Skip 'e' and sign. - do { - FMT_ASSERT(is_digit(*p), ""); - exp = exp * 10 + (*p++ - '0'); - } while (p != end); - if (sign == '-') exp = -exp; - int fraction_size = 0; - if (exp_pos != begin + 1) { - // Remove trailing zeros. - auto fraction_end = exp_pos - 1; - while (*fraction_end == '0') --fraction_end; - // Move the fractional part left to get rid of the decimal point. - fraction_size = static_cast(fraction_end - begin - 1); - std::memmove(begin + 1, begin + 2, to_unsigned(fraction_size)); - } - buf.try_resize(to_unsigned(fraction_size) + offset + 1); - return exp - fraction_size; - } -} } // namespace detail template <> struct formatter { - FMT_CONSTEXPR format_parse_context::iterator parse( - format_parse_context& ctx) { + FMT_CONSTEXPR auto parse(format_parse_context& ctx) + -> format_parse_context::iterator { return ctx.begin(); } - format_context::iterator format(const detail::bigint& n, - format_context& ctx) { + auto format(const detail::bigint& n, format_context& ctx) const + -> format_context::iterator { auto out = ctx.out(); bool first = true; for (auto i = n.bigits_.size(); i > 0; --i) { auto value = n.bigits_[i - 1u]; if (first) { - out = format_to(out, FMT_STRING("{:x}"), value); + out = fmt::format_to(out, FMT_STRING("{:x}"), value); first = false; continue; } - out = format_to(out, FMT_STRING("{:08x}"), value); + out = fmt::format_to(out, FMT_STRING("{:08x}"), value); } if (n.exp_ > 0) - out = format_to(out, FMT_STRING("p{}"), - n.exp_ * detail::bigint::bigit_bits); + out = fmt::format_to(out, FMT_STRING("p{}"), + n.exp_ * detail::bigint::bigit_bits); return out; } }; @@ -2572,10 +1413,10 @@ FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) { } FMT_FUNC void format_system_error(detail::buffer& out, int error_code, - const char* message) FMT_NOEXCEPT { + const char* message) noexcept { FMT_TRY { auto ec = std::error_code(error_code, std::generic_category()); - write(std::back_inserter(out), std::system_error(ec, message).what()); + detail::write(appender(out), std::system_error(ec, message).what()); return; } FMT_CATCH(...) {} @@ -2583,11 +1424,11 @@ FMT_FUNC void format_system_error(detail::buffer& out, int error_code, } FMT_FUNC void report_system_error(int error_code, - const char* message) FMT_NOEXCEPT { + const char* message) noexcept { report_error(format_system_error, error_code, message); } -FMT_FUNC std::string vformat(string_view fmt, format_args args) { +FMT_FUNC auto vformat(string_view fmt, format_args args) -> std::string { // Don't optimize the "{}" case to keep the binary size small and because it // can be better optimized in fmt::format anyway. auto buffer = memory_buffer(); @@ -2595,55 +1436,462 @@ FMT_FUNC std::string vformat(string_view fmt, format_args args) { return to_string(buffer); } -#ifdef _WIN32 namespace detail { + +template struct span { + T* data; + size_t size; +}; + +#ifdef _WIN32 +inline void flockfile(FILE* f) { _lock_file(f); } +inline void funlockfile(FILE* f) { _unlock_file(f); } +inline int getc_unlocked(FILE* f) { return _fgetc_nolock(f); } +#endif + +// A FILE wrapper. F is FILE defined as a template parameter to make system API +// detection work. +template class file_base { + public: + F* file_; + + public: + file_base(F* file) : file_(file) {} + operator F*() const { return file_; } + + // Reads a code unit from the stream. + auto get() -> int { + int result = getc_unlocked(file_); + if (result == EOF && ferror(file_) != 0) + FMT_THROW(system_error(errno, FMT_STRING("getc failed"))); + return result; + } + + // Puts the code unit back into the stream buffer. + void unget(char c) { + if (ungetc(c, file_) == EOF) + FMT_THROW(system_error(errno, FMT_STRING("ungetc failed"))); + } + + void flush() { fflush(this->file_); } +}; + +// A FILE wrapper for glibc. +template class glibc_file : public file_base { + private: + enum { + line_buffered = 0x200, // _IO_LINE_BUF + unbuffered = 2 // _IO_UNBUFFERED + }; + + public: + using file_base::file_base; + + auto is_buffered() const -> bool { + return (this->file_->_flags & unbuffered) == 0; + } + + void init_buffer() { + if (this->file_->_IO_write_ptr) return; + // Force buffer initialization by placing and removing a char in a buffer. + putc_unlocked(0, this->file_); + --this->file_->_IO_write_ptr; + } + + // Returns the file's read buffer. + auto get_read_buffer() const -> span { + auto ptr = this->file_->_IO_read_ptr; + return {ptr, to_unsigned(this->file_->_IO_read_end - ptr)}; + } + + // Returns the file's write buffer. + auto get_write_buffer() const -> span { + auto ptr = this->file_->_IO_write_ptr; + return {ptr, to_unsigned(this->file_->_IO_buf_end - ptr)}; + } + + void advance_write_buffer(size_t size) { this->file_->_IO_write_ptr += size; } + + bool needs_flush() const { + if ((this->file_->_flags & line_buffered) == 0) return false; + char* end = this->file_->_IO_write_end; + return memchr(end, '\n', to_unsigned(this->file_->_IO_write_ptr - end)); + } + + void flush() { fflush_unlocked(this->file_); } +}; + +// A FILE wrapper for Apple's libc. +template class apple_file : public file_base { + private: + enum { + line_buffered = 1, // __SNBF + unbuffered = 2 // __SLBF + }; + + public: + using file_base::file_base; + + auto is_buffered() const -> bool { + return (this->file_->_flags & unbuffered) == 0; + } + + void init_buffer() { + if (this->file_->_p) return; + // Force buffer initialization by placing and removing a char in a buffer. + putc_unlocked(0, this->file_); + --this->file_->_p; + ++this->file_->_w; + } + + auto get_read_buffer() const -> span { + return {reinterpret_cast(this->file_->_p), + to_unsigned(this->file_->_r)}; + } + + auto get_write_buffer() const -> span { + return {reinterpret_cast(this->file_->_p), + to_unsigned(this->file_->_bf._base + this->file_->_bf._size - + this->file_->_p)}; + } + + void advance_write_buffer(size_t size) { + this->file_->_p += size; + this->file_->_w -= size; + } + + bool needs_flush() const { + if ((this->file_->_flags & line_buffered) == 0) return false; + return memchr(this->file_->_p + this->file_->_w, '\n', + to_unsigned(-this->file_->_w)); + } +}; + +// A fallback FILE wrapper. +template class fallback_file : public file_base { + private: + char next_; // The next unconsumed character in the buffer. + bool has_next_ = false; + + public: + using file_base::file_base; + + auto is_buffered() const -> bool { return false; } + auto needs_flush() const -> bool { return false; } + void init_buffer() {} + + auto get_read_buffer() const -> span { + return {&next_, has_next_ ? 1u : 0u}; + } + + auto get_write_buffer() const -> span { return {nullptr, 0}; } + + void advance_write_buffer(size_t) {} + + auto get() -> int { + has_next_ = false; + return file_base::get(); + } + + void unget(char c) { + file_base::unget(c); + next_ = c; + has_next_ = true; + } +}; + +template +auto get_file(F* f, int) -> apple_file { + return f; +} +template +inline auto get_file(F* f, int) -> glibc_file { + return f; +} +inline auto get_file(FILE* f, ...) -> fallback_file { return f; } + +using file_ref = decltype(get_file(static_cast(nullptr), 0)); + +class file_print_buffer : public buffer { + private: + file_ref file_; + + static void grow(buffer& base, size_t) { + auto& self = static_cast(base); + self.file_.advance_write_buffer(self.size()); + if (self.file_.get_write_buffer().size == 0) self.file_.flush(); + auto buf = self.file_.get_write_buffer(); + FMT_ASSERT(buf.size > 0, ""); + self.set(buf.data, buf.size); + self.clear(); + } + + public: + explicit file_print_buffer(FILE* f) : buffer(grow, size_t()), file_(f) { + flockfile(f); + file_.init_buffer(); + auto buf = file_.get_write_buffer(); + set(buf.data, buf.size); + } + ~file_print_buffer() { + file_.advance_write_buffer(size()); + bool flush = file_.needs_flush(); + funlockfile(file_); + if (flush) fflush(file_); + } +}; + +#if !defined(_WIN32) || defined(FMT_USE_WRITE_CONSOLE) +FMT_FUNC auto write_console(int, string_view) -> bool { return false; } +#else using dword = conditional_t; extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // void*, const void*, dword, dword*, void*); -} // namespace detail + +FMT_FUNC bool write_console(int fd, string_view text) { + auto u16 = utf8_to_utf16(text); + return WriteConsoleW(reinterpret_cast(_get_osfhandle(fd)), u16.c_str(), + static_cast(u16.size()), nullptr, nullptr) != 0; +} #endif -namespace detail { -FMT_FUNC void print(std::FILE* f, string_view text) { #ifdef _WIN32 - auto fd = _fileno(f); +// Print assuming legacy (non-Unicode) encoding. +FMT_FUNC void vprint_mojibake(std::FILE* f, string_view fmt, format_args args, + bool newline) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + if (newline) buffer.push_back('\n'); + fwrite_fully(buffer.data(), buffer.size(), f); +} +#endif + +FMT_FUNC void print(std::FILE* f, string_view text) { +#if defined(_WIN32) && !defined(FMT_USE_WRITE_CONSOLE) + int fd = _fileno(f); if (_isatty(fd)) { - detail::utf8_to_utf16 u16(string_view(text.data(), text.size())); - auto written = detail::dword(); - if (detail::WriteConsoleW(reinterpret_cast(_get_osfhandle(fd)), - u16.c_str(), static_cast(u16.size()), - &written, nullptr)) { - return; - } - // Fallback to fwrite on failure. It can happen if the output has been - // redirected to NUL. + std::fflush(f); + if (write_console(fd, text)) return; } #endif - detail::fwrite_fully(text.data(), 1, text.size(), f); + fwrite_fully(text.data(), text.size(), f); } } // namespace detail -FMT_FUNC void vprint(std::FILE* f, string_view format_str, format_args args) { - memory_buffer buffer; - detail::vformat_to(buffer, format_str, args); +FMT_FUNC void vprint_buffered(std::FILE* f, string_view fmt, format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); detail::print(f, {buffer.data(), buffer.size()}); } -#ifdef _WIN32 -// Print assuming legacy (non-Unicode) encoding. -FMT_FUNC void detail::vprint_mojibake(std::FILE* f, string_view format_str, - format_args args) { - memory_buffer buffer; - detail::vformat_to(buffer, format_str, - basic_format_args>(args)); - fwrite_fully(buffer.data(), 1, buffer.size(), f); +FMT_FUNC void vprint(std::FILE* f, string_view fmt, format_args args) { + if (!detail::file_ref(f).is_buffered()) return vprint_buffered(f, fmt, args); + auto&& buffer = detail::file_print_buffer(f); + return detail::vformat_to(buffer, fmt, args); } -#endif -FMT_FUNC void vprint(string_view format_str, format_args args) { - vprint(stdout, format_str, args); +FMT_FUNC void vprintln(std::FILE* f, string_view fmt, format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + buffer.push_back('\n'); + detail::print(f, {buffer.data(), buffer.size()}); } +FMT_FUNC void vprint(string_view fmt, format_args args) { + vprint(stdout, fmt, args); +} + +namespace detail { + +struct singleton { + unsigned char upper; + unsigned char lower_count; +}; + +inline auto is_printable(uint16_t x, const singleton* singletons, + size_t singletons_size, + const unsigned char* singleton_lowers, + const unsigned char* normal, size_t normal_size) + -> bool { + auto upper = x >> 8; + auto lower_start = 0; + for (size_t i = 0; i < singletons_size; ++i) { + auto s = singletons[i]; + auto lower_end = lower_start + s.lower_count; + if (upper < s.upper) break; + if (upper == s.upper) { + for (auto j = lower_start; j < lower_end; ++j) { + if (singleton_lowers[j] == (x & 0xff)) return false; + } + } + lower_start = lower_end; + } + + auto xsigned = static_cast(x); + auto current = true; + for (size_t i = 0; i < normal_size; ++i) { + auto v = static_cast(normal[i]); + auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; + xsigned -= len; + if (xsigned < 0) break; + current = !current; + } + return current; +} + +// This code is generated by support/printable.py. +FMT_FUNC auto is_printable(uint32_t cp) -> bool { + static constexpr singleton singletons0[] = { + {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, + {0x09, 17}, {0x0a, 28}, {0x0b, 25}, {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, + {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, + {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, + {0x20, 3}, {0x2b, 3}, {0x2c, 2}, {0x2d, 11}, {0x2e, 1}, {0x30, 3}, + {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, + {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, + }; + static constexpr unsigned char singletons0_lower[] = { + 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, + 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, + 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, + 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, + 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, + 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, + 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, + 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, + 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, + 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, + 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, + 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, + 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, + 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, + 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, + 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, + 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, + 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, + 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, + 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, + 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, + 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, + 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, + 0xfe, 0xff, + }; + static constexpr singleton singletons1[] = { + {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, + {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, {0x11, 2}, {0x12, 5}, + {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, + {0x1d, 8}, {0x24, 1}, {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, + {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, + {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, + {0xfa, 2}, {0xfb, 1}, + }; + static constexpr unsigned char singletons1_lower[] = { + 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, + 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, + 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, + 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, + 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, + 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, + 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, + 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, + 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, + 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, + 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, + 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, + 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, + 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, + }; + static constexpr unsigned char normal0[] = { + 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, + 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, + 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, + 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, + 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, + 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, + 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, + 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, + 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, + 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, + 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, + 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, + 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, + 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, + 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, + 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, + 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, + 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, + 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, + 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, + 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, + 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, + 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, + 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, + 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, + 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, 0x03, 0x0f, 0x0d, + }; + static constexpr unsigned char normal1[] = { + 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, + 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, + 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, + 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, + 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, + 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, + 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, + 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, + 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, + 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, + 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, + 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, + 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, + 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, + 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, + 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, + 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, + 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, + 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, + 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, + 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, + 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, + 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, + 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, + 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, + 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, + 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, + 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, + 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, + 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, + 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, + 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, + 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, + 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, + 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, 0xcb, 0x25, 0x0a, 0x84, 0x06, + }; + auto lower = static_cast(cp); + if (cp < 0x10000) { + return is_printable(lower, singletons0, + sizeof(singletons0) / sizeof(*singletons0), + singletons0_lower, normal0, sizeof(normal0)); + } + if (cp < 0x20000) { + return is_printable(lower, singletons1, + sizeof(singletons1) / sizeof(*singletons1), + singletons1_lower, normal1, sizeof(normal1)); + } + if (0x2a6de <= cp && cp < 0x2a700) return false; + if (0x2b735 <= cp && cp < 0x2b740) return false; + if (0x2b81e <= cp && cp < 0x2b820) return false; + if (0x2cea2 <= cp && cp < 0x2ceb0) return false; + if (0x2ebe1 <= cp && cp < 0x2f800) return false; + if (0x2fa1e <= cp && cp < 0x30000) return false; + if (0x3134b <= cp && cp < 0xe0100) return false; + if (0xe01f0 <= cp && cp < 0x110000) return false; + return cp < 0x110000; +} + +} // namespace detail + FMT_END_NAMESPACE #endif // FMT_FORMAT_INL_H_ diff --git a/src/3rdparty/fmt/format.h b/src/3rdparty/fmt/format.h index dd0006bc..fa8debc1 100644 --- a/src/3rdparty/fmt/format.h +++ b/src/3rdparty/fmt/format.h @@ -1,66 +1,100 @@ /* - Formatting library for C++ - - Copyright (c) 2012 - present, Victor Zverovich - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - "Software"), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be - included in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE - LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION - OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - --- Optional exception to the license --- - - As an exception, if, as a result of your compiling your source code, portions - of this Software are embedded into a machine-executable object form of such - source code, you may redistribute such embedded portions in such object form - without including the above copyright and permission notices. + Formatting library for C++ + + Copyright (c) 2012 - present, Victor Zverovich + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + --- Optional exception to the license --- + + As an exception, if, as a result of your compiling your source code, portions + of this Software are embedded into a machine-executable object form of such + source code, you may redistribute such embedded portions in such object form + without including the above copyright and permission notices. */ #ifndef FMT_FORMAT_H_ #define FMT_FORMAT_H_ -#include // std::signbit -#include // uint32_t -#include // std::numeric_limits -#include // std::uninitialized_copy -#include // std::runtime_error -#include // std::system_error -#include // std::swap +#ifndef _LIBCPP_REMOVE_TRANSITIVE_INCLUDES +# define _LIBCPP_REMOVE_TRANSITIVE_INCLUDES +# define FMT_REMOVE_TRANSITIVE_INCLUDES +#endif -#include "core.h" +#ifndef FMT_IMPORT_STD +# include // std::signbit +# include // uint32_t +# include // std::memcpy +# include // std::initializer_list +# include // std::numeric_limits +# if defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI) +// Workaround for pre gcc 5 libstdc++. +# include // std::allocator_traits +# endif +# include // std::runtime_error +# include // std::string +# include // std::system_error +#endif -#if FMT_GCC_VERSION -# define FMT_GCC_VISIBILITY_HIDDEN __attribute__((visibility("hidden"))) -#else -# define FMT_GCC_VISIBILITY_HIDDEN +#include "base.h" + +// Checking FMT_CPLUSPLUS for warning suppression in MSVC. +#if FMT_HAS_INCLUDE() && FMT_CPLUSPLUS > 201703L && \ + !defined(FMT_IMPORT_STD) +# include // std::bit_cast +#endif + +// libc++ supports string_view in pre-c++17. +#if FMT_HAS_INCLUDE() && \ + (FMT_CPLUSPLUS >= 201703L || defined(_LIBCPP_VERSION)) +# ifndef FMT_IMPORT_STD +# include +# endif +# define FMT_USE_STRING_VIEW #endif -#ifdef __INTEL_COMPILER -# define FMT_ICC_VERSION __INTEL_COMPILER -#elif defined(__ICL) -# define FMT_ICC_VERSION __ICL +#if defined __cpp_inline_variables && __cpp_inline_variables >= 201606L +# define FMT_INLINE_VARIABLE inline #else -# define FMT_ICC_VERSION 0 +# define FMT_INLINE_VARIABLE #endif -#ifdef __NVCC__ -# define FMT_CUDA_VERSION (__CUDACC_VER_MAJOR__ * 100 + __CUDACC_VER_MINOR__) +#ifndef FMT_NO_UNIQUE_ADDRESS +# if FMT_CPLUSPLUS >= 202002L +# if FMT_HAS_CPP_ATTRIBUTE(no_unique_address) +# define FMT_NO_UNIQUE_ADDRESS [[no_unique_address]] +// VS2019 v16.10 and later except clang-cl (https://reviews.llvm.org/D110485). +# elif (FMT_MSC_VERSION >= 1929) && !FMT_CLANG_VERSION +# define FMT_NO_UNIQUE_ADDRESS [[msvc::no_unique_address]] +# endif +# endif +#endif +#ifndef FMT_NO_UNIQUE_ADDRESS +# define FMT_NO_UNIQUE_ADDRESS +#endif + +// Visibility when compiled as a shared library/object. +#if defined(FMT_LIB_EXPORT) || defined(FMT_SHARED) +# define FMT_SO_VISIBILITY(value) FMT_VISIBILITY(value) #else -# define FMT_CUDA_VERSION 0 +# define FMT_SO_VISIBILITY(value) #endif #ifdef __has_builtin @@ -75,15 +109,9 @@ # define FMT_NOINLINE #endif -#if FMT_MSC_VER -# define FMT_MSC_DEFAULT = default -#else -# define FMT_MSC_DEFAULT -#endif - #ifndef FMT_THROW # if FMT_EXCEPTIONS -# if FMT_MSC_VER || FMT_NVCC +# if FMT_MSC_VERSION || defined(__NVCC__) FMT_BEGIN_NAMESPACE namespace detail { template inline void do_throw(const Exception& x) { @@ -99,32 +127,8 @@ FMT_END_NAMESPACE # define FMT_THROW(x) throw x # endif # else -# define FMT_THROW(x) \ - do { \ - FMT_ASSERT(false, (x).what()); \ - } while (false) -# endif -#endif - -#if FMT_EXCEPTIONS -# define FMT_TRY try -# define FMT_CATCH(x) catch (x) -#else -# define FMT_TRY if (true) -# define FMT_CATCH(x) if (false) -#endif - -#ifndef FMT_DEPRECATED -# if FMT_HAS_CPP14_ATTRIBUTE(deprecated) || FMT_MSC_VER >= 1900 -# define FMT_DEPRECATED [[deprecated]] -# else -# if (defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) -# define FMT_DEPRECATED __attribute__((deprecated)) -# elif FMT_MSC_VER -# define FMT_DEPRECATED __declspec(deprecated) -# else -# define FMT_DEPRECATED /* deprecated */ -# endif +# define FMT_THROW(x) \ + ::fmt::detail::assert_fail(__FILE__, __LINE__, (x).what()) # endif #endif @@ -136,17 +140,13 @@ FMT_END_NAMESPACE # endif #endif -// Workaround broken [[deprecated]] in the Intel, PGI and NVCC compilers. -#if FMT_ICC_VERSION || defined(__PGI) || FMT_NVCC -# define FMT_DEPRECATED_ALIAS -#else -# define FMT_DEPRECATED_ALIAS FMT_DEPRECATED -#endif - #ifndef FMT_USE_USER_DEFINED_LITERALS // EDG based compilers (Intel, NVIDIA, Elbrus, etc), GCC and MSVC support UDLs. -# if (FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 407 || \ - FMT_MSC_VER >= 1900) && \ +// +// GCC before 4.9 requires a space in `operator"" _a` which is invalid in later +// compiler versions. +# if (FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 409 || \ + FMT_MSC_VERSION >= 1900) && \ (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) # define FMT_USE_USER_DEFINED_LITERALS 1 # else @@ -163,36 +163,42 @@ FMT_END_NAMESPACE #endif // __builtin_clz is broken in clang with Microsoft CodeGen: -// https://github.com/fmtlib/fmt/issues/519 -#if (FMT_GCC_VERSION || FMT_HAS_BUILTIN(__builtin_clz) || FMT_ICC_VERSION) && \ - !FMT_MSC_VER -# define FMT_BUILTIN_CLZ(n) __builtin_clz(n) -#endif -#if (FMT_GCC_VERSION || FMT_HAS_BUILTIN(__builtin_clzll) || \ - FMT_ICC_VERSION) && \ - !FMT_MSC_VER -# define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) -#endif -#if (FMT_GCC_VERSION || FMT_HAS_BUILTIN(__builtin_ctz) || FMT_ICC_VERSION) -# define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) +// https://github.com/fmtlib/fmt/issues/519. +#if !FMT_MSC_VERSION +# if FMT_HAS_BUILTIN(__builtin_clz) || FMT_GCC_VERSION || FMT_ICC_VERSION +# define FMT_BUILTIN_CLZ(n) __builtin_clz(n) +# endif +# if FMT_HAS_BUILTIN(__builtin_clzll) || FMT_GCC_VERSION || FMT_ICC_VERSION +# define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) +# endif #endif -#if (FMT_GCC_VERSION || FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_ICC_VERSION) -# define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) + +// __builtin_ctz is broken in Intel Compiler Classic on Windows: +// https://github.com/fmtlib/fmt/issues/2510. +#ifndef __ICL +# if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || \ + defined(__NVCOMPILER) +# define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) +# endif +# if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || \ + FMT_ICC_VERSION || defined(__NVCOMPILER) +# define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) +# endif #endif -#if FMT_MSC_VER +#if FMT_MSC_VERSION # include // _BitScanReverse[64], _BitScanForward[64], _umul128 #endif // Some compilers masquerade as both MSVC and GCC-likes or otherwise support // __builtin_clz and __builtin_clzll, so only define FMT_BUILTIN_CLZ using the // MSVC intrinsics if the clz and clzll builtins are not available. -#if FMT_MSC_VER && !defined(FMT_BUILTIN_CLZLL) && !defined(FMT_BUILTIN_CTZLL) +#if FMT_MSC_VERSION && !defined(FMT_BUILTIN_CLZLL) && \ + !defined(FMT_BUILTIN_CTZLL) FMT_BEGIN_NAMESPACE namespace detail { // Avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning. # if !defined(__clang__) -# pragma managed(push, off) # pragma intrinsic(_BitScanForward) # pragma intrinsic(_BitScanReverse) # if defined(_WIN64) @@ -219,7 +225,8 @@ inline auto clzll(uint64_t x) -> int { _BitScanReverse64(&r, x); # else // Scan the high 32 bits. - if (_BitScanReverse(&r, static_cast(x >> 32))) return 63 ^ (r + 32); + if (_BitScanReverse(&r, static_cast(x >> 32))) + return 63 ^ static_cast(r + 32); // Scan the low 32 bits. _BitScanReverse(&r, static_cast(x)); # endif @@ -254,68 +261,175 @@ inline auto ctzll(uint64_t x) -> int { return static_cast(r); } # define FMT_BUILTIN_CTZLL(n) detail::ctzll(n) -# if !defined(__clang__) -# pragma managed(pop) -# endif } // namespace detail FMT_END_NAMESPACE #endif -#ifdef FMT_HEADER_ONLY -# define FMT_HEADER_ONLY_CONSTEXPR20 FMT_CONSTEXPR20 +FMT_BEGIN_NAMESPACE + +template +struct is_contiguous> + : std::true_type {}; + +namespace detail { + +FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) { + ignore_unused(condition); +#ifdef FMT_FUZZ + if (condition) throw std::runtime_error("fuzzing limit reached"); +#endif +} + +#if defined(FMT_USE_STRING_VIEW) +template using std_string_view = std::basic_string_view; #else -# define FMT_HEADER_ONLY_CONSTEXPR20 +template struct std_string_view {}; #endif -FMT_BEGIN_NAMESPACE -namespace detail { -// An equivalent of `*reinterpret_cast(&source)` that doesn't have -// undefined behavior (e.g. due to type aliasing). -// Example: uint64_t d = bit_cast(2.718); -template -FMT_CONSTEXPR20 auto bit_cast(const Source& source) -> Dest { - static_assert(sizeof(Dest) == sizeof(Source), "size mismatch"); +// Implementation of std::bit_cast for pre-C++20. +template +FMT_CONSTEXPR20 auto bit_cast(const From& from) -> To { #ifdef __cpp_lib_bit_cast - if (is_constant_evaluated()) { - return std::bit_cast(source); - } + if (is_constant_evaluated()) return std::bit_cast(from); #endif - Dest dest; - std::memcpy(&dest, &source, sizeof(dest)); - return dest; + auto to = To(); + // The cast suppresses a bogus -Wclass-memaccess on GCC. + std::memcpy(static_cast(&to), &from, sizeof(to)); + return to; } inline auto is_big_endian() -> bool { - const auto u = 1u; +#ifdef _WIN32 + return false; +#elif defined(__BIG_ENDIAN__) + return true; +#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) + return __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__; +#else struct bytes { - char data[sizeof(u)]; + char data[sizeof(int)]; }; - return bit_cast(u).data[0] == 0; + return bit_cast(1).data[0] == 0; +#endif } -// A fallback implementation of uintptr_t for systems that lack it. -struct fallback_uintptr { - unsigned char value[sizeof(void*)]; +class uint128_fallback { + private: + uint64_t lo_, hi_; + + public: + constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {} + constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {} + + constexpr auto high() const noexcept -> uint64_t { return hi_; } + constexpr auto low() const noexcept -> uint64_t { return lo_; } + + template ::value)> + constexpr explicit operator T() const { + return static_cast(lo_); + } + + friend constexpr auto operator==(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; + } + friend constexpr auto operator!=(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return !(lhs == rhs); + } + friend constexpr auto operator>(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; + } + friend constexpr auto operator|(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; + } + friend constexpr auto operator&(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; + } + friend constexpr auto operator~(const uint128_fallback& n) + -> uint128_fallback { + return {~n.hi_, ~n.lo_}; + } + friend auto operator+(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> uint128_fallback { + auto result = uint128_fallback(lhs); + result += rhs; + return result; + } + friend auto operator*(const uint128_fallback& lhs, uint32_t rhs) + -> uint128_fallback { + FMT_ASSERT(lhs.hi_ == 0, ""); + uint64_t hi = (lhs.lo_ >> 32) * rhs; + uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; + uint64_t new_lo = (hi << 32) + lo; + return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; + } + friend auto operator-(const uint128_fallback& lhs, uint64_t rhs) + -> uint128_fallback { + return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; + } + FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback { + if (shift == 64) return {0, hi_}; + if (shift > 64) return uint128_fallback(0, hi_) >> (shift - 64); + return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; + } + FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback { + if (shift == 64) return {lo_, 0}; + if (shift > 64) return uint128_fallback(lo_, 0) << (shift - 64); + return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; + } + FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback& { + return *this = *this >> shift; + } + FMT_CONSTEXPR void operator+=(uint128_fallback n) { + uint64_t new_lo = lo_ + n.lo_; + uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); + FMT_ASSERT(new_hi >= hi_, ""); + lo_ = new_lo; + hi_ = new_hi; + } + FMT_CONSTEXPR void operator&=(uint128_fallback n) { + lo_ &= n.lo_; + hi_ &= n.hi_; + } - fallback_uintptr() = default; - explicit fallback_uintptr(const void* p) { - *this = bit_cast(p); - if (is_big_endian()) { - for (size_t i = 0, j = sizeof(void*) - 1; i < j; ++i, --j) - std::swap(value[i], value[j]); + FMT_CONSTEXPR20 auto operator+=(uint64_t n) noexcept -> uint128_fallback& { + if (is_constant_evaluated()) { + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); + return *this; } +#if FMT_HAS_BUILTIN(__builtin_addcll) && !defined(__ibmxl__) + unsigned long long carry; + lo_ = __builtin_addcll(lo_, n, 0, &carry); + hi_ += carry; +#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) && !defined(__ibmxl__) + unsigned long long result; + auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); + lo_ = result; + hi_ += carry; +#elif defined(_MSC_VER) && defined(_M_X64) + auto carry = _addcarry_u64(0, lo_, n, &lo_); + _addcarry_u64(carry, hi_, 0, &hi_); +#else + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); +#endif + return *this; } }; + +using uint128_t = conditional_t; + #ifdef UINTPTR_MAX using uintptr_t = ::uintptr_t; -inline auto to_uintptr(const void* p) -> uintptr_t { - return bit_cast(p); -} #else -using uintptr_t = fallback_uintptr; -inline auto to_uintptr(const void* p) -> fallback_uintptr { - return fallback_uintptr(p); -} +using uintptr_t = uint128_t; #endif // Returns the largest possible value for type T. Same as @@ -327,17 +441,57 @@ template constexpr auto num_bits() -> int { return std::numeric_limits::digits; } // std::numeric_limits::digits may return 0 for 128-bit ints. -template <> constexpr auto num_bits() -> int { return 128; } -template <> constexpr auto num_bits() -> int { return 128; } -template <> constexpr auto num_bits() -> int { - return static_cast(sizeof(void*) * - std::numeric_limits::digits); +template <> constexpr auto num_bits() -> int { return 128; } +template <> constexpr auto num_bits() -> int { return 128; } +template <> constexpr auto num_bits() -> int { return 128; } + +// A heterogeneous bit_cast used for converting 96-bit long double to uint128_t +// and 128-bit pointers to uint128_fallback. +template sizeof(From))> +inline auto bit_cast(const From& from) -> To { + constexpr auto size = static_cast(sizeof(From) / sizeof(unsigned)); + struct data_t { + unsigned value[static_cast(size)]; + } data = bit_cast(from); + auto result = To(); + if (const_check(is_big_endian())) { + for (int i = 0; i < size; ++i) + result = (result << num_bits()) | data.value[i]; + } else { + for (int i = size - 1; i >= 0; --i) + result = (result << num_bits()) | data.value[i]; + } + return result; +} + +template +FMT_CONSTEXPR20 inline auto countl_zero_fallback(UInt n) -> int { + int lz = 0; + constexpr UInt msb_mask = static_cast(1) << (num_bits() - 1); + for (; (n & msb_mask) == 0; n <<= 1) lz++; + return lz; +} + +FMT_CONSTEXPR20 inline auto countl_zero(uint32_t n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated()) return FMT_BUILTIN_CLZ(n); +#endif + return countl_zero_fallback(n); +} + +FMT_CONSTEXPR20 inline auto countl_zero(uint64_t n) -> int { +#ifdef FMT_BUILTIN_CLZLL + if (!is_constant_evaluated()) return FMT_BUILTIN_CLZLL(n); +#endif + return countl_zero_fallback(n); } FMT_INLINE void assume(bool condition) { (void)condition; -#if FMT_HAS_BUILTIN(__builtin_assume) +#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION __builtin_assume(condition); +#elif FMT_GCC_VERSION + if (!condition) __builtin_unreachable(); #endif } @@ -356,37 +510,24 @@ inline auto get_data(Container& c) -> typename Container::value_type* { return c.data(); } -#if defined(_SECURE_SCL) && _SECURE_SCL -// Make a checked iterator to avoid MSVC warnings. -template using checked_ptr = stdext::checked_array_iterator; -template -constexpr auto make_checked(T* p, size_t size) -> checked_ptr { - return {p, size}; -} -#else -template using checked_ptr = T*; -template constexpr auto make_checked(T* p, size_t) -> T* { - return p; -} -#endif - // Attempts to reserve space for n extra characters in the output range. // Returns a pointer to the reserved range or a reference to it. -template ::value)> +template ::value&& + is_contiguous::value)> #if FMT_CLANG_VERSION >= 307 && !FMT_ICC_VERSION __attribute__((no_sanitize("undefined"))) #endif inline auto -reserve(std::back_insert_iterator it, size_t n) - -> checked_ptr { - Container& c = get_container(it); +reserve(OutputIt it, size_t n) -> typename OutputIt::value_type* { + auto& c = get_container(it); size_t size = c.size(); c.resize(size + n); - return make_checked(get_data(c) + size, n); + return get_data(c) + size; } template -inline auto reserve(buffer_appender it, size_t n) -> buffer_appender { +inline auto reserve(basic_appender it, size_t n) -> basic_appender { buffer& buf = get_container(it); buf.try_reserve(buf.size() + n); return it; @@ -405,7 +546,7 @@ template constexpr auto to_pointer(OutputIt, size_t) -> T* { return nullptr; } -template auto to_pointer(buffer_appender it, size_t n) -> T* { +template auto to_pointer(basic_appender it, size_t n) -> T* { buffer& buf = get_container(it); auto size = buf.size(); if (buf.capacity() < size + n) return nullptr; @@ -413,10 +554,12 @@ template auto to_pointer(buffer_appender it, size_t n) -> T* { return buf.data() + size; } -template ::value)> -inline auto base_iterator(std::back_insert_iterator& it, - checked_ptr) - -> std::back_insert_iterator { +template ::value&& + is_contiguous::value)> +inline auto base_iterator(OutputIt it, + typename OutputIt::container_type::value_type*) + -> OutputIt { return it; } @@ -442,16 +585,10 @@ FMT_CONSTEXPR20 auto fill_n(T* out, Size count, char value) -> T* { return out + count; } -#ifdef __cpp_char8_t -using char8_type = char8_t; -#else -enum char8_type : unsigned char {}; -#endif - template -FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, - OutputIt out) -> OutputIt { - return copy_str(begin, end, out); +FMT_CONSTEXPR FMT_NOINLINE auto copy_noinline(InputIt begin, InputIt end, + OutputIt out) -> OutputIt { + return copy(begin, end, out); } // A public domain branchless UTF-8 decoder by Christopher Wellons: @@ -478,19 +615,24 @@ FMT_CONSTEXPR inline auto utf8_decode(const char* s, uint32_t* c, int* e) constexpr const int shiftc[] = {0, 18, 12, 6, 0}; constexpr const int shifte[] = {0, 6, 4, 2, 0}; - int len = code_point_length(s); - const char* next = s + len; + int len = "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4" + [static_cast(*s) >> 3]; + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + const char* next = s + len + !len; + + using uchar = unsigned char; // Assume a four-byte character and load four bytes. Unused bits are // shifted out. - *c = uint32_t(s[0] & masks[len]) << 18; - *c |= uint32_t(s[1] & 0x3f) << 12; - *c |= uint32_t(s[2] & 0x3f) << 6; - *c |= uint32_t(s[3] & 0x3f) << 0; + *c = uint32_t(uchar(s[0]) & masks[len]) << 18; + *c |= uint32_t(uchar(s[1]) & 0x3f) << 12; + *c |= uint32_t(uchar(s[2]) & 0x3f) << 6; + *c |= uint32_t(uchar(s[3]) & 0x3f) << 0; *c >>= shiftc[len]; // Accumulate the various error conditions. - using uchar = unsigned char; *e = (*c < mins[len]) << 6; // non-canonical encoding *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? *e |= (*c > 0x10FFFF) << 8; // out of range? @@ -503,7 +645,7 @@ FMT_CONSTEXPR inline auto utf8_decode(const char* s, uint32_t* c, int* e) return next; } -enum { invalid_code_point = ~uint32_t() }; +constexpr FMT_INLINE_VARIABLE uint32_t invalid_code_point = ~uint32_t(); // Invokes f(cp, sv) for every code point cp in s with sv being the string view // corresponding to the code point. cp is invalid_code_point on error. @@ -514,8 +656,8 @@ FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) { auto error = 0; auto end = utf8_decode(buf_ptr, &cp, &error); bool result = f(error ? invalid_code_point : cp, - string_view(ptr, to_unsigned(end - buf_ptr))); - return result ? end : nullptr; + string_view(ptr, error ? 1 : to_unsigned(end - buf_ptr))); + return result ? (error ? buf_ptr + 1 : end) : nullptr; }; auto p = s.data(); const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. @@ -527,7 +669,7 @@ FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) { } if (auto num_chars_left = s.data() + s.size() - p) { char buf[2 * block_size - 1] = {}; - copy_str(p, p + num_chars_left, buf); + copy(p, p + num_chars_left, buf); const char* buf_ptr = buf; do { auto end = decode(buf_ptr, p); @@ -544,7 +686,7 @@ inline auto compute_width(basic_string_view s) -> size_t { } // Computes approximate display width of a UTF-8 string. -FMT_CONSTEXPR inline size_t compute_width(string_view s) { +FMT_CONSTEXPR inline auto compute_width(string_view s) -> size_t { size_t num_code_points = 0; // It is not a lambda for compatibility with C++14. struct count_code_points { @@ -573,15 +715,11 @@ FMT_CONSTEXPR inline size_t compute_width(string_view s) { return true; } }; + // We could avoid branches by using utf8_decode directly. for_each_codepoint(s, count_code_points{&num_code_points}); return num_code_points; } -inline auto compute_width(basic_string_view s) -> size_t { - return compute_width(basic_string_view( - reinterpret_cast(s.data()), s.size())); -} - template inline auto code_point_index(basic_string_view s, size_t n) -> size_t { size_t size = s.size(); @@ -589,80 +727,112 @@ inline auto code_point_index(basic_string_view s, size_t n) -> size_t { } // Calculates the index of the nth code point in a UTF-8 string. -inline auto code_point_index(basic_string_view s, size_t n) - -> size_t { - const char8_type* data = s.data(); - size_t num_code_points = 0; - for (size_t i = 0, size = s.size(); i != size; ++i) { - if ((data[i] & 0xc0) != 0x80 && ++num_code_points > n) return i; - } - return s.size(); +inline auto code_point_index(string_view s, size_t n) -> size_t { + size_t result = s.size(); + const char* begin = s.begin(); + for_each_codepoint(s, [begin, &n, &result](uint32_t, string_view sv) { + if (n != 0) { + --n; + return true; + } + result = to_unsigned(sv.begin() - begin); + return false; + }); + return result; } +template struct is_integral : std::is_integral {}; +template <> struct is_integral : std::true_type {}; +template <> struct is_integral : std::true_type {}; + +template +using is_signed = + std::integral_constant::is_signed || + std::is_same::value>; + +template +using is_integer = + bool_constant::value && !std::is_same::value && + !std::is_same::value && + !std::is_same::value>; + +#ifndef FMT_USE_FLOAT +# define FMT_USE_FLOAT 1 +#endif +#ifndef FMT_USE_DOUBLE +# define FMT_USE_DOUBLE 1 +#endif +#ifndef FMT_USE_LONG_DOUBLE +# define FMT_USE_LONG_DOUBLE 1 +#endif + +#if defined(FMT_USE_FLOAT128) +// Use the provided definition. +#elif FMT_CLANG_VERSION && FMT_HAS_INCLUDE() +# define FMT_USE_FLOAT128 1 +#elif FMT_GCC_VERSION && defined(_GLIBCXX_USE_FLOAT128) && \ + !defined(__STRICT_ANSI__) +# define FMT_USE_FLOAT128 1 +#else +# define FMT_USE_FLOAT128 0 +#endif +#if FMT_USE_FLOAT128 +using float128 = __float128; +#else +using float128 = void; +#endif + +template using is_float128 = std::is_same; + +template +using is_floating_point = + bool_constant::value || is_float128::value>; + template ::value> struct is_fast_float : bool_constant::is_iec559 && sizeof(T) <= sizeof(double)> {}; template struct is_fast_float : std::false_type {}; +template +using is_double_double = bool_constant::digits == 106>; + #ifndef FMT_USE_FULL_CACHE_DRAGONBOX # define FMT_USE_FULL_CACHE_DRAGONBOX 0 #endif -template -template -void buffer::append(const U* begin, const U* end) { - while (begin != end) { - auto count = to_unsigned(end - begin); - try_reserve(size_ + count); - auto free_cap = capacity_ - size_; - if (free_cap < count) count = free_cap; - std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count)); - size_ += count; - begin += count; - } -} - template struct is_locale : std::false_type {}; template struct is_locale> : std::true_type {}; } // namespace detail -FMT_MODULE_EXPORT_BEGIN +FMT_BEGIN_EXPORT // The number of characters to store in the basic_memory_buffer object itself // to avoid dynamic memory allocation. enum { inline_buffer_size = 500 }; /** - \rst - A dynamically growing memory buffer for trivially copyable/constructible types - with the first ``SIZE`` elements stored in the object itself. - - You can use the ``memory_buffer`` type alias for ``char`` instead. - - **Example**:: - - auto out = fmt::memory_buffer(); - format_to(std::back_inserter(out), "The answer is {}.", 42); - - This will append the following output to the ``out`` object: - - .. code-block:: none - - The answer is 42. - - The output can be converted to an ``std::string`` with ``to_string(out)``. - \endrst + * A dynamically growing memory buffer for trivially copyable/constructible + * types with the first `SIZE` elements stored in the object itself. Most + * commonly used via the `memory_buffer` alias for `char`. + * + * **Example**: + * + * auto out = fmt::memory_buffer(); + * fmt::format_to(std::back_inserter(out), "The answer is {}.", 42); + * + * This will append "The answer is 42." to `out`. The buffer content can be + * converted to `std::string` with `to_string(out)`. */ template > -class basic_memory_buffer final : public detail::buffer { +class basic_memory_buffer : public detail::buffer { private: T store_[SIZE]; - // Don't inherit from Allocator avoid generating type_info for it. - Allocator alloc_; + // Don't inherit from Allocator to avoid generating type_info for it. + FMT_NO_UNIQUE_ADDRESS Allocator alloc_; // Deallocate memory allocated by the buffer. FMT_CONSTEXPR20 void deallocate() { @@ -670,8 +840,29 @@ class basic_memory_buffer final : public detail::buffer { if (data != store_) alloc_.deallocate(data, this->capacity()); } - protected: - void grow(size_t size) override; + static FMT_CONSTEXPR20 void grow(detail::buffer& buf, size_t size) { + detail::abort_fuzzing_if(size > 5000); + auto& self = static_cast(buf); + const size_t max_size = + std::allocator_traits::max_size(self.alloc_); + size_t old_capacity = buf.capacity(); + size_t new_capacity = old_capacity + old_capacity / 2; + if (size > new_capacity) + new_capacity = size; + else if (new_capacity > max_size) + new_capacity = size > max_size ? size : max_size; + T* old_data = buf.data(); + T* new_data = self.alloc_.allocate(new_capacity); + // Suppress a bogus -Wstringop-overflow in gcc 13.1 (#3481). + detail::assume(buf.size() <= new_capacity); + // The following code doesn't throw, so the raw pointer above doesn't leak. + memcpy(new_data, old_data, buf.size() * sizeof(T)); + self.set(new_data, new_capacity); + // deallocate must not throw according to the standard, but even if it does, + // the buffer already uses the new storage and will deallocate it in + // destructor. + if (old_data != self.store_) self.alloc_.deallocate(old_data, old_capacity); + } public: using value_type = T; @@ -679,11 +870,9 @@ class basic_memory_buffer final : public detail::buffer { FMT_CONSTEXPR20 explicit basic_memory_buffer( const Allocator& alloc = Allocator()) - : alloc_(alloc) { + : detail::buffer(grow), alloc_(alloc) { this->set(store_, SIZE); - if (detail::is_constant_evaluated()) { - detail::fill_n(store_, SIZE, T{}); - } + if (detail::is_constant_evaluated()) detail::fill_n(store_, SIZE, T()); } FMT_CONSTEXPR20 ~basic_memory_buffer() { deallocate(); } @@ -695,41 +884,27 @@ class basic_memory_buffer final : public detail::buffer { size_t size = other.size(), capacity = other.capacity(); if (data == other.store_) { this->set(store_, capacity); - if (detail::is_constant_evaluated()) { - detail::copy_str(other.store_, other.store_ + size, - detail::make_checked(store_, capacity)); - } else { - std::uninitialized_copy(other.store_, other.store_ + size, - detail::make_checked(store_, capacity)); - } + detail::copy(other.store_, other.store_ + size, store_); } else { this->set(data, capacity); // Set pointer to the inline array so that delete is not called // when deallocating. other.set(other.store_, 0); + other.clear(); } this->resize(size); } public: - /** - \rst - Constructs a :class:`fmt::basic_memory_buffer` object moving the content - of the other object to it. - \endrst - */ - FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) - FMT_NOEXCEPT { + /// Constructs a `basic_memory_buffer` object moving the content of the other + /// object to it. + FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) noexcept + : detail::buffer(grow) { move(other); } - /** - \rst - Moves the content of the other ``basic_memory_buffer`` object to this one. - \endrst - */ - auto operator=(basic_memory_buffer&& other) FMT_NOEXCEPT - -> basic_memory_buffer& { + /// Moves the content of the other `basic_memory_buffer` object to this one. + auto operator=(basic_memory_buffer&& other) noexcept -> basic_memory_buffer& { FMT_ASSERT(this != &other, ""); deallocate(); move(other); @@ -739,16 +914,13 @@ class basic_memory_buffer final : public detail::buffer { // Returns a copy of the allocator associated with this buffer. auto get_allocator() const -> Allocator { return alloc_; } - /** - Resizes the buffer to contain *count* elements. If T is a POD type new - elements may not be initialized. - */ + /// Resizes the buffer to contain `count` elements. If T is a POD type new + /// elements may not be initialized. FMT_CONSTEXPR20 void resize(size_t count) { this->try_resize(count); } - /** Increases the buffer capacity to *new_capacity*. */ + /// Increases the buffer capacity to `new_capacity`. void reserve(size_t new_capacity) { this->try_reserve(new_capacity); } - // Directly append data into the buffer using detail::buffer::append; template void append(const ContiguousRange& range) { @@ -756,85 +928,39 @@ class basic_memory_buffer final : public detail::buffer { } }; -template -void basic_memory_buffer::grow(size_t size) { -#ifdef FMT_FUZZ - if (size > 5000) throw std::runtime_error("fuzz mode - won't grow that much"); -#endif - const size_t max_size = std::allocator_traits::max_size(alloc_); - size_t old_capacity = this->capacity(); - size_t new_capacity = old_capacity + old_capacity / 2; - if (size > new_capacity) - new_capacity = size; - else if (new_capacity > max_size) - new_capacity = size > max_size ? size : max_size; - T* old_data = this->data(); - T* new_data = - std::allocator_traits::allocate(alloc_, new_capacity); - // The following code doesn't throw, so the raw pointer above doesn't leak. - std::uninitialized_copy(old_data, old_data + this->size(), - detail::make_checked(new_data, new_capacity)); - this->set(new_data, new_capacity); - // deallocate must not throw according to the standard, but even if it does, - // the buffer already uses the new storage and will deallocate it in - // destructor. - if (old_data != store_) alloc_.deallocate(old_data, old_capacity); -} - using memory_buffer = basic_memory_buffer; template struct is_contiguous> : std::true_type { }; +FMT_END_EXPORT namespace detail { +FMT_API auto write_console(int fd, string_view text) -> bool; FMT_API void print(std::FILE*, string_view); -} +} // namespace detail + +FMT_BEGIN_EXPORT + +// Suppress a misleading warning in older versions of clang. +#if FMT_CLANG_VERSION +# pragma clang diagnostic ignored "-Wweak-vtables" +#endif -/** A formatting error such as invalid format string. */ -FMT_CLASS_API -class FMT_API format_error : public std::runtime_error { +/// An error reported from a formatting function. +class FMT_SO_VISIBILITY("default") format_error : public std::runtime_error { public: - explicit format_error(const char* message) : std::runtime_error(message) {} - explicit format_error(const std::string& message) - : std::runtime_error(message) {} - format_error(const format_error&) = default; - format_error& operator=(const format_error&) = default; - format_error(format_error&&) = default; - format_error& operator=(format_error&&) = default; - ~format_error() FMT_NOEXCEPT override FMT_MSC_DEFAULT; + using std::runtime_error::runtime_error; }; -/** - \rst - Constructs a `~fmt::format_arg_store` object that contains references - to arguments and can be implicitly converted to `~fmt::format_args`. - If ``fmt`` is a compile-time string then `make_args_checked` checks - its validity at compile time. - \endrst - */ -template > -FMT_INLINE auto make_args_checked(const S& fmt, - const remove_reference_t&... args) - -> format_arg_store, remove_reference_t...> { - static_assert( - detail::count<( - std::is_base_of>::value && - std::is_reference::value)...>() == 0, - "passing views as lvalues is disallowed"); - detail::check_format_string(fmt); - return {args...}; -} - -// compile-time support namespace detail_exported { -#if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS +#if FMT_USE_NONTYPE_TEMPLATE_ARGS template struct fixed_string { constexpr fixed_string(const Char (&str)[N]) { - detail::copy_str(static_cast(str), - str + N, data); + detail::copy(static_cast(str), + str + N, data); } - Char data[N]{}; + Char data[N] = {}; }; #endif @@ -847,39 +973,123 @@ constexpr auto compile_string_to_view(const Char (&s)[N]) return {s, N - (std::char_traits::to_int_type(s[N - 1]) == 0 ? 1 : 0)}; } template -constexpr auto compile_string_to_view(detail::std_string_view s) +constexpr auto compile_string_to_view(basic_string_view s) -> basic_string_view { - return {s.data(), s.size()}; + return s; } } // namespace detail_exported -FMT_BEGIN_DETAIL_NAMESPACE +// A generic formatting context with custom output iterator and character +// (code unit) support. Char is the format string code unit type which can be +// different from OutputIt::value_type. +template class generic_context { + private: + OutputIt out_; + basic_format_args args_; + detail::locale_ref loc_; -template struct is_integral : std::is_integral {}; -template <> struct is_integral : std::true_type {}; -template <> struct is_integral : std::true_type {}; + public: + using char_type = Char; + using iterator = OutputIt; + using parse_context_type = basic_format_parse_context; + template using formatter_type = formatter; + + constexpr generic_context(OutputIt out, + basic_format_args ctx_args, + detail::locale_ref loc = {}) + : out_(out), args_(ctx_args), loc_(loc) {} + generic_context(generic_context&&) = default; + generic_context(const generic_context&) = delete; + void operator=(const generic_context&) = delete; + + constexpr auto arg(int id) const -> basic_format_arg { + return args_.get(id); + } + auto arg(basic_string_view name) -> basic_format_arg { + return args_.get(name); + } + FMT_CONSTEXPR auto arg_id(basic_string_view name) -> int { + return args_.get_id(name); + } + auto args() const -> const basic_format_args& { + return args_; + } -template -using is_signed = - std::integral_constant::is_signed || - std::is_same::value>; + FMT_CONSTEXPR auto out() -> iterator { return out_; } + + void advance_to(iterator it) { + if (!detail::is_back_insert_iterator()) out_ = it; + } + + FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } +}; + +class loc_value { + private: + basic_format_arg value_; + + public: + template ::value)> + loc_value(T value) : value_(detail::make_arg(value)) {} + + template ::value)> + loc_value(T) {} + + template auto visit(Visitor&& vis) -> decltype(vis(0)) { + return value_.visit(vis); + } +}; + +// A locale facet that formats values in UTF-8. +// It is parameterized on the locale to avoid the heavy include. +template class format_facet : public Locale::facet { + private: + std::string separator_; + std::string grouping_; + std::string decimal_point_; + + protected: + virtual auto do_put(appender out, loc_value val, + const format_specs& specs) const -> bool; + + public: + static FMT_API typename Locale::id id; + + explicit format_facet(Locale& loc); + explicit format_facet(string_view sep = "", + std::initializer_list g = {3}, + std::string decimal_point = ".") + : separator_(sep.data(), sep.size()), + grouping_(g.begin(), g.end()), + decimal_point_(decimal_point) {} + + auto put(appender out, loc_value val, const format_specs& specs) const + -> bool { + return do_put(out, val, specs); + } +}; + +FMT_END_EXPORT + +namespace detail { // Returns true if value is negative, false otherwise. // Same as `value < 0` but doesn't produce warnings if T is an unsigned type. template ::value)> -FMT_CONSTEXPR auto is_negative(T value) -> bool { +constexpr auto is_negative(T value) -> bool { return value < 0; } template ::value)> -FMT_CONSTEXPR auto is_negative(T) -> bool { +constexpr auto is_negative(T) -> bool { return false; } -template ::value)> -FMT_CONSTEXPR auto is_supported_floating_point(T) -> uint16_t { - return (std::is_same::value && FMT_USE_FLOAT) || - (std::is_same::value && FMT_USE_DOUBLE) || - (std::is_same::value && FMT_USE_LONG_DOUBLE); +template +FMT_CONSTEXPR auto is_supported_floating_point(T) -> bool { + if (std::is_same()) return FMT_USE_FLOAT; + if (std::is_same()) return FMT_USE_DOUBLE; + if (std::is_same()) return FMT_USE_LONG_DOUBLE; + return true; } // Smallest of uint32_t, uint64_t, uint128_t that is large enough to @@ -892,13 +1102,13 @@ using uint32_or_64_or_128_t = template using uint64_or_128_t = conditional_t() <= 64, uint64_t, uint128_t>; -#define FMT_POWERS_OF_10(factor) \ - factor * 10, (factor)*100, (factor)*1000, (factor)*10000, (factor)*100000, \ - (factor)*1000000, (factor)*10000000, (factor)*100000000, \ - (factor)*1000000000 +#define FMT_POWERS_OF_10(factor) \ + factor * 10, (factor) * 100, (factor) * 1000, (factor) * 10000, \ + (factor) * 100000, (factor) * 1000000, (factor) * 10000000, \ + (factor) * 100000000, (factor) * 1000000000 // Converts value in the range [0, 100) to a string. -constexpr const char* digits2(size_t value) { +constexpr auto digits2(size_t value) -> const char* { // GCC generates slightly better code when value is pointer-size. return &"0001020304050607080910111213141516171819" "2021222324252627282930313233343536373839" @@ -908,8 +1118,8 @@ constexpr const char* digits2(size_t value) { } // Sign is a template parameter to workaround a bug in gcc 4.8. -template constexpr Char sign(Sign s) { -#if !FMT_GCC_VERSION || FMT_GCC_VERSION > 408 +template constexpr auto sign(Sign s) -> Char { +#if !FMT_GCC_VERSION || FMT_GCC_VERSION >= 604 static_assert(std::is_same::value, ""); #endif return static_cast("\0-+ "[s]); @@ -930,7 +1140,7 @@ template FMT_CONSTEXPR auto count_digits_fallback(T n) -> int { } } #if FMT_USE_INT128 -FMT_CONSTEXPR inline auto count_digits(uint128_t n) -> int { +FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int { return count_digits_fallback(n); } #endif @@ -960,9 +1170,7 @@ inline auto do_count_digits(uint64_t n) -> int { // except for n == 0 in which case count_digits returns 1. FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int { #ifdef FMT_BUILTIN_CLZLL - if (!is_constant_evaluated()) { - return do_count_digits(n); - } + if (!is_constant_evaluated()) return do_count_digits(n); #endif return count_digits_fallback(n); } @@ -971,25 +1179,26 @@ FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int { template FMT_CONSTEXPR auto count_digits(UInt n) -> int { #ifdef FMT_BUILTIN_CLZ - if (num_bits() == 32) + if (!is_constant_evaluated() && num_bits() == 32) return (FMT_BUILTIN_CLZ(static_cast(n) | 1) ^ 31) / BITS + 1; #endif - int num_digits = 0; - do { - ++num_digits; - } while ((n >>= BITS) != 0); - return num_digits; + // Lambda avoids unreachable code warnings from NVHPC. + return [](UInt m) { + int num_digits = 0; + do { + ++num_digits; + } while ((m >>= BITS) != 0); + return num_digits; + }(n); } -template <> auto count_digits<4>(detail::fallback_uintptr n) -> int; - #ifdef FMT_BUILTIN_CLZ // It is a separate function rather than a part of count_digits to workaround // the lack of static constexpr in constexpr functions. FMT_INLINE auto do_count_digits(uint32_t n) -> int { // An optimization by Kendall Willets from https://bit.ly/3uOIQrB. // This increments the upper 32 bits (log10(T) - 1) when >= T is added. -# define FMT_INC(T) (((sizeof(# T) - 1ull) << 32) - T) +# define FMT_INC(T) (((sizeof(#T) - 1ull) << 32) - T) static constexpr uint64_t table[] = { FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8 FMT_INC(10), FMT_INC(10), FMT_INC(10), // 64 @@ -1018,15 +1227,11 @@ FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int { return count_digits_fallback(n); } -template constexpr auto digits10() FMT_NOEXCEPT -> int { +template constexpr auto digits10() noexcept -> int { return std::numeric_limits::digits10; } -template <> constexpr auto digits10() FMT_NOEXCEPT -> int { - return 38; -} -template <> constexpr auto digits10() FMT_NOEXCEPT -> int { - return 38; -} +template <> constexpr auto digits10() noexcept -> int { return 38; } +template <> constexpr auto digits10() noexcept -> int { return 38; } template struct thousands_sep_result { std::string grouping; @@ -1106,12 +1311,12 @@ FMT_CONSTEXPR20 auto format_decimal(Char* out, UInt value, int size) template >::value)> -inline auto format_decimal(Iterator out, UInt value, int size) +FMT_CONSTEXPR inline auto format_decimal(Iterator out, UInt value, int size) -> format_decimal_result { // Buffer is large enough to hold all digits (digits10 + 1). - Char buffer[digits10() + 1]; + Char buffer[digits10() + 1] = {}; auto end = format_decimal(buffer, value, size).end; - return {out, detail::copy_str_noinline(buffer, end, out)}; + return {out, detail::copy_noinline(buffer, end, out)}; } template @@ -1121,46 +1326,24 @@ FMT_CONSTEXPR auto format_uint(Char* buffer, UInt value, int num_digits, Char* end = buffer; do { const char* digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; - unsigned digit = (value & ((1 << BASE_BITS) - 1)); + unsigned digit = static_cast(value & ((1 << BASE_BITS) - 1)); *--buffer = static_cast(BASE_BITS < 4 ? static_cast('0' + digit) : digits[digit]); } while ((value >>= BASE_BITS) != 0); return end; } -template -auto format_uint(Char* buffer, detail::fallback_uintptr n, int num_digits, - bool = false) -> Char* { - auto char_digits = std::numeric_limits::digits / 4; - int start = (num_digits + char_digits - 1) / char_digits - 1; - if (int start_digits = num_digits % char_digits) { - unsigned value = n.value[start--]; - buffer = format_uint(buffer, value, start_digits); - } - for (; start >= 0; --start) { - unsigned value = n.value[start]; - buffer += char_digits; - auto p = buffer; - for (int i = 0; i < char_digits; ++i) { - unsigned digit = (value & ((1 << BASE_BITS) - 1)); - *--p = static_cast("0123456789abcdef"[digit]); - value >>= BASE_BITS; - } - } - return buffer; -} - template -inline auto format_uint(It out, UInt value, int num_digits, bool upper = false) - -> It { +FMT_CONSTEXPR inline auto format_uint(It out, UInt value, int num_digits, + bool upper = false) -> It { if (auto ptr = to_pointer(out, to_unsigned(num_digits))) { format_uint(ptr, value, num_digits, upper); return out; } // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). - char buffer[num_bits() / BASE_BITS + 1]; + char buffer[num_bits() / BASE_BITS + 1] = {}; format_uint(buffer, value, num_digits, upper); - return detail::copy_str_noinline(buffer, buffer + num_digits, out); + return detail::copy_noinline(buffer, buffer + num_digits, out); } // A converter from UTF-8 to UTF-16. @@ -1176,61 +1359,181 @@ class utf8_to_utf16 { auto str() const -> std::wstring { return {&buffer_[0], size()}; } }; -namespace dragonbox { +enum class to_utf8_error_policy { abort, replace }; -// Type-specific information that Dragonbox uses. -template struct float_info; +// A converter from UTF-16/UTF-32 (host endian) to UTF-8. +template class to_utf8 { + private: + Buffer buffer_; -template <> struct float_info { - using carrier_uint = uint32_t; - static const int significand_bits = 23; - static const int exponent_bits = 8; - static const int min_exponent = -126; - static const int max_exponent = 127; - static const int exponent_bias = -127; - static const int decimal_digits = 9; - static const int kappa = 1; - static const int big_divisor = 100; - static const int small_divisor = 10; - static const int min_k = -31; - static const int max_k = 46; - static const int cache_bits = 64; - static const int divisibility_check_by_5_threshold = 39; - static const int case_fc_pm_half_lower_threshold = -1; - static const int case_fc_pm_half_upper_threshold = 6; - static const int case_fc_lower_threshold = -2; - static const int case_fc_upper_threshold = 6; - static const int case_shorter_interval_left_endpoint_lower_threshold = 2; - static const int case_shorter_interval_left_endpoint_upper_threshold = 3; - static const int shorter_interval_tie_lower_threshold = -35; - static const int shorter_interval_tie_upper_threshold = -35; - static const int max_trailing_zeros = 7; + public: + to_utf8() {} + explicit to_utf8(basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) { + static_assert(sizeof(WChar) == 2 || sizeof(WChar) == 4, + "Expect utf16 or utf32"); + if (!convert(s, policy)) + FMT_THROW(std::runtime_error(sizeof(WChar) == 2 ? "invalid utf16" + : "invalid utf32")); + } + operator string_view() const { return string_view(&buffer_[0], size()); } + auto size() const -> size_t { return buffer_.size() - 1; } + auto c_str() const -> const char* { return &buffer_[0]; } + auto str() const -> std::string { return std::string(&buffer_[0], size()); } + + // Performs conversion returning a bool instead of throwing exception on + // conversion error. This method may still throw in case of memory allocation + // error. + auto convert(basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) + -> bool { + if (!convert(buffer_, s, policy)) return false; + buffer_.push_back(0); + return true; + } + static auto convert(Buffer& buf, basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) + -> bool { + for (auto p = s.begin(); p != s.end(); ++p) { + uint32_t c = static_cast(*p); + if (sizeof(WChar) == 2 && c >= 0xd800 && c <= 0xdfff) { + // Handle a surrogate pair. + ++p; + if (p == s.end() || (c & 0xfc00) != 0xd800 || (*p & 0xfc00) != 0xdc00) { + if (policy == to_utf8_error_policy::abort) return false; + buf.append(string_view("\xEF\xBF\xBD")); + --p; + } else { + c = (c << 10) + static_cast(*p) - 0x35fdc00; + } + } else if (c < 0x80) { + buf.push_back(static_cast(c)); + } else if (c < 0x800) { + buf.push_back(static_cast(0xc0 | (c >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else if ((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) { + buf.push_back(static_cast(0xe0 | (c >> 12))); + buf.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else if (c >= 0x10000 && c <= 0x10ffff) { + buf.push_back(static_cast(0xf0 | (c >> 18))); + buf.push_back(static_cast(0x80 | ((c & 0x3ffff) >> 12))); + buf.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else { + return false; + } + } + return true; + } }; -template <> struct float_info { - using carrier_uint = uint64_t; - static const int significand_bits = 52; - static const int exponent_bits = 11; - static const int min_exponent = -1022; - static const int max_exponent = 1023; - static const int exponent_bias = -1023; - static const int decimal_digits = 17; - static const int kappa = 2; - static const int big_divisor = 1000; - static const int small_divisor = 100; - static const int min_k = -292; - static const int max_k = 326; - static const int cache_bits = 128; - static const int divisibility_check_by_5_threshold = 86; - static const int case_fc_pm_half_lower_threshold = -2; - static const int case_fc_pm_half_upper_threshold = 9; - static const int case_fc_lower_threshold = -4; - static const int case_fc_upper_threshold = 9; - static const int case_shorter_interval_left_endpoint_lower_threshold = 2; - static const int case_shorter_interval_left_endpoint_upper_threshold = 3; - static const int shorter_interval_tie_lower_threshold = -77; +// Computes 128-bit result of multiplication of two 64-bit unsigned integers. +inline auto umul128(uint64_t x, uint64_t y) noexcept -> uint128_fallback { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return {static_cast(p >> 64), static_cast(p)}; +#elif defined(_MSC_VER) && defined(_M_X64) + auto hi = uint64_t(); + auto lo = _umul128(x, y, &hi); + return {hi, lo}; +#else + const uint64_t mask = static_cast(max_value()); + + uint64_t a = x >> 32; + uint64_t b = x & mask; + uint64_t c = y >> 32; + uint64_t d = y & mask; + + uint64_t ac = a * c; + uint64_t bc = b * c; + uint64_t ad = a * d; + uint64_t bd = b * d; + + uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); + + return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), + (intermediate << 32) + (bd & mask)}; +#endif +} + +namespace dragonbox { +// Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from +// https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. +inline auto floor_log10_pow2(int e) noexcept -> int { + FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); + static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); + return (e * 315653) >> 20; +} + +inline auto floor_log2_pow10(int e) noexcept -> int { + FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); + return (e * 1741647) >> 19; +} + +// Computes upper 64 bits of multiplication of two 64-bit unsigned integers. +inline auto umul128_upper64(uint64_t x, uint64_t y) noexcept -> uint64_t { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return static_cast(p >> 64); +#elif defined(_MSC_VER) && defined(_M_X64) + return __umulh(x, y); +#else + return umul128(x, y).high(); +#endif +} + +// Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a +// 128-bit unsigned integer. +inline auto umul192_upper128(uint64_t x, uint128_fallback y) noexcept + -> uint128_fallback { + uint128_fallback r = umul128(x, y.high()); + r += umul128_upper64(x, y.low()); + return r; +} + +FMT_API auto get_cached_power(int k) noexcept -> uint128_fallback; + +// Type-specific information that Dragonbox uses. +template struct float_info; + +template <> struct float_info { + using carrier_uint = uint32_t; + static const int exponent_bits = 8; + static const int kappa = 1; + static const int big_divisor = 100; + static const int small_divisor = 10; + static const int min_k = -31; + static const int max_k = 46; + static const int shorter_interval_tie_lower_threshold = -35; + static const int shorter_interval_tie_upper_threshold = -35; +}; + +template <> struct float_info { + using carrier_uint = uint64_t; + static const int exponent_bits = 11; + static const int kappa = 2; + static const int big_divisor = 1000; + static const int small_divisor = 100; + static const int min_k = -292; + static const int max_k = 341; + static const int shorter_interval_tie_lower_threshold = -77; static const int shorter_interval_tie_upper_threshold = -77; - static const int max_trailing_zeros = 16; +}; + +// An 80- or 128-bit floating point number. +template +struct float_info::digits == 64 || + std::numeric_limits::digits == 113 || + is_float128::value>> { + using carrier_uint = detail::uint128_t; + static const int exponent_bits = 15; +}; + +// A double-double floating point number. +template +struct float_info::value>> { + using carrier_uint = detail::uint128_t; }; template struct decimal_fp { @@ -1239,16 +1542,35 @@ template struct decimal_fp { int exponent; }; -template -FMT_API auto to_decimal(T x) FMT_NOEXCEPT -> decimal_fp; +template FMT_API auto to_decimal(T x) noexcept -> decimal_fp; } // namespace dragonbox -template +// Returns true iff Float has the implicit bit which is not stored. +template constexpr auto has_implicit_bit() -> bool { + // An 80-bit FP number has a 64-bit significand an no implicit bit. + return std::numeric_limits::digits != 64; +} + +// Returns the number of significand bits stored in Float. The implicit bit is +// not counted since it is not stored. +template constexpr auto num_significand_bits() -> int { + // std::numeric_limits may not support __float128. + return is_float128() ? 112 + : (std::numeric_limits::digits - + (has_implicit_bit() ? 1 : 0)); +} + +template constexpr auto exponent_mask() -> - typename dragonbox::float_info::carrier_uint { - using uint = typename dragonbox::float_info::carrier_uint; - return ((uint(1) << dragonbox::float_info::exponent_bits) - 1) - << dragonbox::float_info::significand_bits; + typename dragonbox::float_info::carrier_uint { + using float_uint = typename dragonbox::float_info::carrier_uint; + return ((float_uint(1) << dragonbox::float_info::exponent_bits) - 1) + << num_significand_bits(); +} +template constexpr auto exponent_bias() -> int { + // std::numeric_limits may not support __float128. + return is_float128() ? 16383 + : std::numeric_limits::max_exponent - 1; } // Writes the exponent exp in the form "[+-]d{2,3}" to buffer. @@ -1273,41 +1595,121 @@ FMT_CONSTEXPR auto write_exponent(int exp, It it) -> It { return it; } -template -FMT_HEADER_ONLY_CONSTEXPR20 auto format_float(T value, int precision, - float_specs specs, - buffer& buf) -> int; +// A floating-point number f * pow(2, e) where F is an unsigned type. +template struct basic_fp { + F f; + int e; + + static constexpr const int num_significand_bits = + static_cast(sizeof(F) * num_bits()); + + constexpr basic_fp() : f(0), e(0) {} + constexpr basic_fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} + + // Constructs fp from an IEEE754 floating-point number. + template FMT_CONSTEXPR basic_fp(Float n) { assign(n); } + + // Assigns n to this and return true iff predecessor is closer than successor. + template ::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert(std::numeric_limits::digits <= 113, "unsupported FP"); + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename dragonbox::float_info::carrier_uint; + const auto num_float_significand_bits = + detail::num_significand_bits(); + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + const auto significand_mask = implicit_bit - 1; + auto u = bit_cast(n); + f = static_cast(u & significand_mask); + auto biased_e = static_cast((u & exponent_mask()) >> + num_float_significand_bits); + // The predecessor is closer if n is a normalized power of 2 (f == 0) + // other than the smallest normalized number (biased_e > 1). + auto is_predecessor_closer = f == 0 && biased_e > 1; + if (biased_e == 0) + biased_e = 1; // Subnormals use biased exponent 1 (min exponent). + else if (has_implicit_bit()) + f += static_cast(implicit_bit); + e = biased_e - exponent_bias() - num_float_significand_bits; + if (!has_implicit_bit()) ++e; + return is_predecessor_closer; + } -// Formats a floating-point number with snprintf. -template -auto snprintf_float(T value, int precision, float_specs specs, - buffer& buf) -> int; + template ::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert(std::numeric_limits::is_iec559, "unsupported FP"); + return assign(static_cast(n)); + } +}; -template constexpr auto promote_float(T value) -> T { +using fp = basic_fp; + +// Normalizes the value converted from double and multiplied by (1 << SHIFT). +template +FMT_CONSTEXPR auto normalize(basic_fp value) -> basic_fp { + // Handle subnormals. + const auto implicit_bit = F(1) << num_significand_bits(); + const auto shifted_implicit_bit = implicit_bit << SHIFT; + while ((value.f & shifted_implicit_bit) == 0) { + value.f <<= 1; + --value.e; + } + // Subtract 1 to account for hidden bit. + const auto offset = basic_fp::num_significand_bits - + num_significand_bits() - SHIFT - 1; + value.f <<= offset; + value.e -= offset; return value; } -constexpr auto promote_float(float value) -> double { - return static_cast(value); + +// Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. +FMT_CONSTEXPR inline auto multiply(uint64_t lhs, uint64_t rhs) -> uint64_t { +#if FMT_USE_INT128 + auto product = static_cast<__uint128_t>(lhs) * rhs; + auto f = static_cast(product >> 64); + return (static_cast(product) & (1ULL << 63)) != 0 ? f + 1 : f; +#else + // Multiply 32-bit parts of significands. + uint64_t mask = (1ULL << 32) - 1; + uint64_t a = lhs >> 32, b = lhs & mask; + uint64_t c = rhs >> 32, d = rhs & mask; + uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; + // Compute mid 64-bit of result and round. + uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); + return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); +#endif +} + +FMT_CONSTEXPR inline auto operator*(fp x, fp y) -> fp { + return {multiply(x.f, y.f), x.e + y.e + 64}; } -template -FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, - const fill_t& fill) -> OutputIt { +template () == num_bits()> +using convert_float_result = + conditional_t::value || doublish, double, T>; + +template +constexpr auto convert_float(T value) -> convert_float_result { + return static_cast>(value); +} + +template +FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, const fill_t& fill) + -> OutputIt { auto fill_size = fill.size(); - if (fill_size == 1) return detail::fill_n(it, n, fill[0]); - auto data = fill.data(); - for (size_t i = 0; i < n; ++i) - it = copy_str(data, data + fill_size, it); + if (fill_size == 1) return detail::fill_n(it, n, fill.template get()); + if (const Char* data = fill.template data()) { + for (size_t i = 0; i < n; ++i) it = copy(data, data + fill_size, it); + } return it; } // Writes the output of f, padded according to format specifications in specs. // size: output size in code units. // width: output display width in (terminal) column positions. -template -FMT_CONSTEXPR auto write_padded(OutputIt out, - const basic_format_specs& specs, +FMT_CONSTEXPR auto write_padded(OutputIt out, const format_specs& specs, size_t size, size_t width, F&& f) -> OutputIt { static_assert(align == align::left || align == align::right, ""); unsigned spec_width = to_unsigned(specs.width); @@ -1318,33 +1720,32 @@ FMT_CONSTEXPR auto write_padded(OutputIt out, size_t left_padding = padding >> shifts[specs.align]; size_t right_padding = padding - left_padding; auto it = reserve(out, size + padding * specs.fill.size()); - if (left_padding != 0) it = fill(it, left_padding, specs.fill); + if (left_padding != 0) it = fill(it, left_padding, specs.fill); it = f(it); - if (right_padding != 0) it = fill(it, right_padding, specs.fill); + if (right_padding != 0) it = fill(it, right_padding, specs.fill); return base_iterator(out, it); } -template -constexpr auto write_padded(OutputIt out, const basic_format_specs& specs, +constexpr auto write_padded(OutputIt out, const format_specs& specs, size_t size, F&& f) -> OutputIt { - return write_padded(out, specs, size, size, f); + return write_padded(out, specs, size, size, f); } -template +template FMT_CONSTEXPR auto write_bytes(OutputIt out, string_view bytes, - const basic_format_specs& specs) - -> OutputIt { - return write_padded( + const format_specs& specs = {}) -> OutputIt { + return write_padded( out, specs, bytes.size(), [bytes](reserve_iterator it) { const char* data = bytes.data(); - return copy_str(data, data + bytes.size(), it); + return copy(data, data + bytes.size(), it); }); } template -auto write_ptr(OutputIt out, UIntPtr value, - const basic_format_specs* specs) -> OutputIt { +auto write_ptr(OutputIt out, UIntPtr value, const format_specs* specs) + -> OutputIt { int num_digits = count_digits<4>(value); auto size = to_unsigned(num_digits) + size_t(2); auto write = [=](reserve_iterator it) { @@ -1352,26 +1753,176 @@ auto write_ptr(OutputIt out, UIntPtr value, *it++ = static_cast('x'); return format_uint<4, Char>(it, value, num_digits); }; - return specs ? write_padded(out, *specs, size, write) + return specs ? write_padded(out, *specs, size, write) : base_iterator(out, write(reserve(out, size))); } +// Returns true iff the code point cp is printable. +FMT_API auto is_printable(uint32_t cp) -> bool; + +inline auto needs_escape(uint32_t cp) -> bool { + return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || + !is_printable(cp); +} + +template struct find_escape_result { + const Char* begin; + const Char* end; + uint32_t cp; +}; + +template +auto find_escape(const Char* begin, const Char* end) + -> find_escape_result { + for (; begin != end; ++begin) { + uint32_t cp = static_cast>(*begin); + if (const_check(sizeof(Char) == 1) && cp >= 0x80) continue; + if (needs_escape(cp)) return {begin, begin + 1, cp}; + } + return {begin, nullptr, 0}; +} + +inline auto find_escape(const char* begin, const char* end) + -> find_escape_result { + if (!use_utf8()) return find_escape(begin, end); + auto result = find_escape_result{end, nullptr, 0}; + for_each_codepoint(string_view(begin, to_unsigned(end - begin)), + [&](uint32_t cp, string_view sv) { + if (needs_escape(cp)) { + result = {sv.begin(), sv.end(), cp}; + return false; + } + return true; + }); + return result; +} + +#define FMT_STRING_IMPL(s, base, explicit) \ + [] { \ + /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ + /* Use a macro-like name to avoid shadowing warnings. */ \ + struct FMT_VISIBILITY("hidden") FMT_COMPILE_STRING : base { \ + using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t; \ + FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \ + operator fmt::basic_string_view() const { \ + return fmt::detail_exported::compile_string_to_view(s); \ + } \ + }; \ + return FMT_COMPILE_STRING(); \ + }() + +/** + * Constructs a compile-time format string from a string literal `s`. + * + * **Example**: + * + * // A compile-time error because 'd' is an invalid specifier for strings. + * std::string s = fmt::format(FMT_STRING("{:d}"), "foo"); + */ +#define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::detail::compile_string, ) + +template +auto write_codepoint(OutputIt out, char prefix, uint32_t cp) -> OutputIt { + *out++ = static_cast('\\'); + *out++ = static_cast(prefix); + Char buf[width]; + fill_n(buf, width, static_cast('0')); + format_uint<4>(buf, cp, width); + return copy(buf, buf + width, out); +} + +template +auto write_escaped_cp(OutputIt out, const find_escape_result& escape) + -> OutputIt { + auto c = static_cast(escape.cp); + switch (escape.cp) { + case '\n': + *out++ = static_cast('\\'); + c = static_cast('n'); + break; + case '\r': + *out++ = static_cast('\\'); + c = static_cast('r'); + break; + case '\t': + *out++ = static_cast('\\'); + c = static_cast('t'); + break; + case '"': + FMT_FALLTHROUGH; + case '\'': + FMT_FALLTHROUGH; + case '\\': + *out++ = static_cast('\\'); + break; + default: + if (escape.cp < 0x100) return write_codepoint<2, Char>(out, 'x', escape.cp); + if (escape.cp < 0x10000) + return write_codepoint<4, Char>(out, 'u', escape.cp); + if (escape.cp < 0x110000) + return write_codepoint<8, Char>(out, 'U', escape.cp); + for (Char escape_char : basic_string_view( + escape.begin, to_unsigned(escape.end - escape.begin))) { + out = write_codepoint<2, Char>(out, 'x', + static_cast(escape_char) & 0xFF); + } + return out; + } + *out++ = c; + return out; +} + template -FMT_CONSTEXPR auto write_char(OutputIt out, Char value, - const basic_format_specs& specs) +auto write_escaped_string(OutputIt out, basic_string_view str) -> OutputIt { - return write_padded(out, specs, 1, [=](reserve_iterator it) { + *out++ = static_cast('"'); + auto begin = str.begin(), end = str.end(); + do { + auto escape = find_escape(begin, end); + out = copy(begin, escape.begin, out); + begin = escape.end; + if (!begin) break; + out = write_escaped_cp(out, escape); + } while (begin != end); + *out++ = static_cast('"'); + return out; +} + +template +auto write_escaped_char(OutputIt out, Char v) -> OutputIt { + Char v_array[1] = {v}; + *out++ = static_cast('\''); + if ((needs_escape(static_cast(v)) && v != static_cast('"')) || + v == static_cast('\'')) { + out = write_escaped_cp(out, + find_escape_result{v_array, v_array + 1, + static_cast(v)}); + } else { + *out++ = v; + } + *out++ = static_cast('\''); + return out; +} + +template +FMT_CONSTEXPR auto write_char(OutputIt out, Char value, + const format_specs& specs) -> OutputIt { + bool is_debug = specs.type == presentation_type::debug; + return write_padded(out, specs, 1, [=](reserve_iterator it) { + if (is_debug) return write_escaped_char(it, value); *it++ = value; return it; }); } template -FMT_CONSTEXPR auto write(OutputIt out, Char value, - const basic_format_specs& specs, +FMT_CONSTEXPR auto write(OutputIt out, Char value, const format_specs& specs, locale_ref loc = {}) -> OutputIt { + // char is formatted as unsigned char for consistency across platforms. + using unsigned_type = + conditional_t::value, unsigned char, unsigned>; return check_char_specs(specs) - ? write_char(out, value, specs) - : write(out, static_cast(value), specs, loc); + ? write_char(out, value, specs) + : write(out, static_cast(value), specs, loc); } // Data for write_int that doesn't depend on output iterator type. It is used to @@ -1381,7 +1932,7 @@ template struct write_int_data { size_t padding; FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, - const basic_format_specs& specs) + const format_specs& specs) : size((prefix >> 24) + to_unsigned(num_digits)), padding(0) { if (specs.align == align::numeric) { auto width = to_unsigned(specs.width); @@ -1400,10 +1951,10 @@ template struct write_int_data { // // where are written by write_digits(it). // prefix contains chars in three lower bytes and the size in the fourth byte. -template +template FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, int num_digits, unsigned prefix, - const basic_format_specs& specs, + const format_specs& specs, W write_digits) -> OutputIt { // Slightly faster check for specs.width == 0 && specs.precision == -1. if ((specs.width | (specs.precision + 1)) == 0) { @@ -1415,7 +1966,7 @@ FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, int num_digits, return base_iterator(out, write_digits(it)); } auto data = write_int_data(num_digits, prefix, specs); - return write_padded( + return write_padded( out, specs, data.size, [=](reserve_iterator it) { for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) *it++ = static_cast(p & 0xff); @@ -1426,19 +1977,19 @@ FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, int num_digits, template class digit_grouping { private: - thousands_sep_result sep_; + std::string grouping_; + std::basic_string thousands_sep_; struct next_state { std::string::const_iterator group; int pos; }; - next_state initial_state() const { return {sep_.grouping.begin(), 0}; } + auto initial_state() const -> next_state { return {grouping_.begin(), 0}; } // Returns the next digit group separator position. - int next(next_state& state) const { - if (!sep_.thousands_sep) return max_value(); - if (state.group == sep_.grouping.end()) - return state.pos += sep_.grouping.back(); + auto next(next_state& state) const -> int { + if (thousands_sep_.empty()) return max_value(); + if (state.group == grouping_.end()) return state.pos += grouping_.back(); if (*state.group <= 0 || *state.group == max_value()) return max_value(); state.pos += *state.group++; @@ -1447,16 +1998,17 @@ template class digit_grouping { public: explicit digit_grouping(locale_ref loc, bool localized = true) { - if (localized) - sep_ = thousands_sep(loc); - else - sep_.thousands_sep = Char(); + if (!localized) return; + auto sep = thousands_sep(loc); + grouping_ = sep.grouping; + if (sep.thousands_sep) thousands_sep_.assign(1, sep.thousands_sep); } - explicit digit_grouping(thousands_sep_result sep) : sep_(sep) {} + digit_grouping(std::string grouping, std::basic_string sep) + : grouping_(std::move(grouping)), thousands_sep_(std::move(sep)) {} - Char separator() const { return sep_.thousands_sep; } + auto has_separator() const -> bool { return !thousands_sep_.empty(); } - int count_separators(int num_digits) const { + auto count_separators(int num_digits) const -> int { int count = 0; auto state = initial_state(); while (num_digits > next(state)) ++count; @@ -1465,7 +2017,7 @@ template class digit_grouping { // Applies grouping to digits and write the output to out. template - Out apply(Out out, basic_string_view digits) const { + auto apply(Out out, basic_string_view digits) const -> Out { auto num_digits = static_cast(digits.size()); auto separators = basic_memory_buffer(); separators.push_back(0); @@ -1477,7 +2029,8 @@ template class digit_grouping { for (int i = 0, sep_index = static_cast(separators.size() - 1); i < num_digits; ++i) { if (num_digits - i == separators[sep_index]) { - *out++ = separator(); + out = copy(thousands_sep_.data(), + thousands_sep_.data() + thousands_sep_.size(), out); --sep_index; } *out++ = static_cast(digits[to_unsigned(i)]); @@ -1486,35 +2039,69 @@ template class digit_grouping { } }; +FMT_CONSTEXPR inline void prefix_append(unsigned& prefix, unsigned value) { + prefix |= prefix != 0 ? value << 8 : value; + prefix += (1u + (value > 0xff ? 1 : 0)) << 24; +} + +// Writes a decimal integer with digit grouping. template -auto write_int_localized(OutputIt out, UInt value, unsigned prefix, - const basic_format_specs& specs, - const digit_grouping& grouping) -> OutputIt { +auto write_int(OutputIt out, UInt value, unsigned prefix, + const format_specs& specs, const digit_grouping& grouping) + -> OutputIt { static_assert(std::is_same, UInt>::value, ""); - int num_digits = count_digits(value); - char digits[40]; - format_decimal(digits, value, num_digits); - unsigned size = to_unsigned((prefix != 0 ? 1 : 0) + num_digits + - grouping.count_separators(num_digits)); - return write_padded( + int num_digits = 0; + auto buffer = memory_buffer(); + switch (specs.type) { + default: + FMT_ASSERT(false, ""); + FMT_FALLTHROUGH; + case presentation_type::none: + case presentation_type::dec: + num_digits = count_digits(value); + format_decimal(appender(buffer), value, num_digits); + break; + case presentation_type::hex: + if (specs.alt) + prefix_append(prefix, unsigned(specs.upper ? 'X' : 'x') << 8 | '0'); + num_digits = count_digits<4>(value); + format_uint<4, char>(appender(buffer), value, num_digits, specs.upper); + break; + case presentation_type::oct: + num_digits = count_digits<3>(value); + // Octal prefix '0' is counted as a digit, so only add it if precision + // is not greater than the number of digits. + if (specs.alt && specs.precision <= num_digits && value != 0) + prefix_append(prefix, '0'); + format_uint<3, char>(appender(buffer), value, num_digits); + break; + case presentation_type::bin: + if (specs.alt) + prefix_append(prefix, unsigned(specs.upper ? 'B' : 'b') << 8 | '0'); + num_digits = count_digits<1>(value); + format_uint<1, char>(appender(buffer), value, num_digits); + break; + case presentation_type::chr: + return write_char(out, static_cast(value), specs); + } + + unsigned size = (prefix != 0 ? prefix >> 24 : 0) + to_unsigned(num_digits) + + to_unsigned(grouping.count_separators(num_digits)); + return write_padded( out, specs, size, size, [&](reserve_iterator it) { - if (prefix != 0) *it++ = static_cast(prefix); - return grouping.apply(it, string_view(digits, to_unsigned(num_digits))); + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + return grouping.apply(it, string_view(buffer.data(), buffer.size())); }); } -template -auto write_int_localized(OutputIt& out, UInt value, unsigned prefix, - const basic_format_specs& specs, locale_ref loc) +// Writes a localized value. +FMT_API auto write_loc(appender out, loc_value value, const format_specs& specs, + locale_ref loc) -> bool; +template +inline auto write_loc(OutputIt, loc_value, const format_specs&, locale_ref) -> bool { - auto grouping = digit_grouping(loc); - out = write_int_localized(out, value, prefix, specs, grouping); - return true; -} - -FMT_CONSTEXPR inline void prefix_append(unsigned& prefix, unsigned value) { - prefix |= prefix != 0 ? value << 8 : value; - prefix += (1u + (value > 0xff ? 1 : 0)) << 24; + return false; } template struct write_int_arg { @@ -1538,142 +2125,315 @@ FMT_CONSTEXPR auto make_write_int_arg(T value, sign_t sign) return {abs_value, prefix}; } +template struct loc_writer { + basic_appender out; + const format_specs& specs; + std::basic_string sep; + std::string grouping; + std::basic_string decimal_point; + + template ::value)> + auto operator()(T value) -> bool { + auto arg = make_write_int_arg(value, specs.sign); + write_int(out, static_cast>(arg.abs_value), arg.prefix, + specs, digit_grouping(grouping, sep)); + return true; + } + + template ::value)> + auto operator()(T) -> bool { + return false; + } +}; + template FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, write_int_arg arg, - const basic_format_specs& specs, - locale_ref loc) -> OutputIt { + const format_specs& specs, locale_ref) + -> OutputIt { static_assert(std::is_same>::value, ""); auto abs_value = arg.abs_value; auto prefix = arg.prefix; switch (specs.type) { + default: + FMT_ASSERT(false, ""); + FMT_FALLTHROUGH; case presentation_type::none: case presentation_type::dec: { - if (specs.localized && - write_int_localized(out, static_cast>(abs_value), - prefix, specs, loc)) { - return out; - } - auto num_digits = count_digits(abs_value); - return write_int( + int num_digits = count_digits(abs_value); + return write_int( out, num_digits, prefix, specs, [=](reserve_iterator it) { return format_decimal(it, abs_value, num_digits).end; }); } - case presentation_type::hex_lower: - case presentation_type::hex_upper: { - bool upper = specs.type == presentation_type::hex_upper; + case presentation_type::hex: { if (specs.alt) - prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); + prefix_append(prefix, unsigned(specs.upper ? 'X' : 'x') << 8 | '0'); int num_digits = count_digits<4>(abs_value); - return write_int( + return write_int( out, num_digits, prefix, specs, [=](reserve_iterator it) { - return format_uint<4, Char>(it, abs_value, num_digits, upper); + return format_uint<4, Char>(it, abs_value, num_digits, specs.upper); }); } - case presentation_type::bin_lower: - case presentation_type::bin_upper: { - bool upper = specs.type == presentation_type::bin_upper; - if (specs.alt) - prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); - int num_digits = count_digits<1>(abs_value); - return write_int(out, num_digits, prefix, specs, - [=](reserve_iterator it) { - return format_uint<1, Char>(it, abs_value, num_digits); - }); - } case presentation_type::oct: { int num_digits = count_digits<3>(abs_value); // Octal prefix '0' is counted as a digit, so only add it if precision // is not greater than the number of digits. if (specs.alt && specs.precision <= num_digits && abs_value != 0) prefix_append(prefix, '0'); - return write_int(out, num_digits, prefix, specs, - [=](reserve_iterator it) { - return format_uint<3, Char>(it, abs_value, num_digits); - }); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator it) { + return format_uint<3, Char>(it, abs_value, num_digits); + }); + } + case presentation_type::bin: { + if (specs.alt) + prefix_append(prefix, unsigned(specs.upper ? 'B' : 'b') << 8 | '0'); + int num_digits = count_digits<1>(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator it) { + return format_uint<1, Char>(it, abs_value, num_digits); + }); } case presentation_type::chr: - return write_char(out, static_cast(abs_value), specs); - default: - throw_format_error("invalid type specifier"); + return write_char(out, static_cast(abs_value), specs); } - return out; } template -FMT_CONSTEXPR FMT_NOINLINE auto write_int_noinline( - OutputIt out, write_int_arg arg, const basic_format_specs& specs, - locale_ref loc) -> OutputIt { - return write_int(out, arg, specs, loc); +FMT_CONSTEXPR FMT_NOINLINE auto write_int_noinline(OutputIt out, + write_int_arg arg, + const format_specs& specs, + locale_ref loc) -> OutputIt { + return write_int(out, arg, specs, loc); } -template ::value && !std::is_same::value && - std::is_same>::value)> -FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, - const basic_format_specs& specs, - locale_ref loc) -> OutputIt { - return write_int_noinline(out, make_write_int_arg(value, specs.sign), specs, - loc); + !std::is_same::value)> +FMT_CONSTEXPR FMT_INLINE auto write(basic_appender out, T value, + const format_specs& specs, locale_ref loc) + -> basic_appender { + if (specs.localized && write_loc(out, value, specs, loc)) return out; + return write_int_noinline(out, make_write_int_arg(value, specs.sign), + specs, loc); } // An inlined version of write used in format string compilation. template ::value && !std::is_same::value && - !std::is_same>::value)> + !std::is_same::value && + !std::is_same>::value)> FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, - const basic_format_specs& specs, - locale_ref loc) -> OutputIt { - return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); + const format_specs& specs, locale_ref loc) + -> OutputIt { + if (specs.localized && write_loc(out, value, specs, loc)) return out; + return write_int(out, make_write_int_arg(value, specs.sign), specs, + loc); } +// An output iterator that counts the number of objects written to it and +// discards them. +class counting_iterator { + private: + size_t count_; + + public: + using iterator_category = std::output_iterator_tag; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(counting_iterator); + + struct value_type { + template FMT_CONSTEXPR void operator=(const T&) {} + }; + + FMT_CONSTEXPR counting_iterator() : count_(0) {} + + FMT_CONSTEXPR auto count() const -> size_t { return count_; } + + FMT_CONSTEXPR auto operator++() -> counting_iterator& { + ++count_; + return *this; + } + FMT_CONSTEXPR auto operator++(int) -> counting_iterator { + auto it = *this; + ++*this; + return it; + } + + FMT_CONSTEXPR friend auto operator+(counting_iterator it, difference_type n) + -> counting_iterator { + it.count_ += static_cast(n); + return it; + } + + FMT_CONSTEXPR auto operator*() const -> value_type { return {}; } +}; + template FMT_CONSTEXPR auto write(OutputIt out, basic_string_view s, - const basic_format_specs& specs) -> OutputIt { + const format_specs& specs) -> OutputIt { auto data = s.data(); auto size = s.size(); if (specs.precision >= 0 && to_unsigned(specs.precision) < size) size = code_point_index(s, to_unsigned(specs.precision)); - auto width = - specs.width != 0 ? compute_width(basic_string_view(data, size)) : 0; - return write_padded(out, specs, size, width, - [=](reserve_iterator it) { - return copy_str(data, data + size, it); - }); + bool is_debug = specs.type == presentation_type::debug; + size_t width = 0; + + if (is_debug) size = write_escaped_string(counting_iterator{}, s).count(); + + if (specs.width != 0) { + if (is_debug) + width = size; + else + width = compute_width(basic_string_view(data, size)); + } + return write_padded(out, specs, size, width, + [=](reserve_iterator it) { + if (is_debug) return write_escaped_string(it, s); + return copy(data, data + size, it); + }); } template FMT_CONSTEXPR auto write(OutputIt out, basic_string_view> s, - const basic_format_specs& specs, locale_ref) - -> OutputIt { - check_string_type_spec(specs.type); - return write(out, s, specs); + const format_specs& specs, locale_ref) -> OutputIt { + return write(out, s, specs); } template -FMT_CONSTEXPR auto write(OutputIt out, const Char* s, - const basic_format_specs& specs, locale_ref) - -> OutputIt { - return check_cstring_type_spec(specs.type) - ? write(out, basic_string_view(s), specs, {}) - : write_ptr(out, to_uintptr(s), &specs); +FMT_CONSTEXPR auto write(OutputIt out, const Char* s, const format_specs& specs, + locale_ref) -> OutputIt { + if (specs.type == presentation_type::pointer) + return write_ptr(out, bit_cast(s), &specs); + if (!s) report_error("string pointer is null"); + return write(out, basic_string_view(s), specs, {}); +} + +template ::value && + !std::is_same::value && + !std::is_same::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { + auto abs_value = static_cast>(value); + bool negative = is_negative(value); + // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. + if (negative) abs_value = ~abs_value + 1; + int num_digits = count_digits(abs_value); + auto size = (negative ? 1 : 0) + static_cast(num_digits); + auto it = reserve(out, size); + if (auto ptr = to_pointer(it, size)) { + if (negative) *ptr++ = static_cast('-'); + format_decimal(ptr, abs_value, num_digits); + return out; + } + if (negative) *it++ = static_cast('-'); + it = format_decimal(it, abs_value, num_digits).end; + return base_iterator(out, it); +} + +// DEPRECATED! +template +FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end, + format_specs& specs) -> const Char* { + FMT_ASSERT(begin != end, ""); + auto align = align::none; + auto p = begin + code_point_length(begin); + if (end - p <= 0) p = begin; + for (;;) { + switch (to_ascii(*p)) { + case '<': + align = align::left; + break; + case '>': + align = align::right; + break; + case '^': + align = align::center; + break; + } + if (align != align::none) { + if (p != begin) { + auto c = *begin; + if (c == '}') return begin; + if (c == '{') { + report_error("invalid fill character '{'"); + return begin; + } + specs.fill = basic_string_view(begin, to_unsigned(p - begin)); + begin = p + 1; + } else { + ++begin; + } + break; + } else if (p == begin) { + break; + } + p = begin; + } + specs.align = align; + return begin; +} + +// A floating-point presentation format. +enum class float_format : unsigned char { + general, // General: exponent notation or fixed point based on magnitude. + exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. + fixed // Fixed point with the default precision of 6, e.g. 0.0012. +}; + +struct float_specs { + int precision; + float_format format : 8; + sign_t sign : 8; + bool locale : 1; + bool binary32 : 1; + bool showpoint : 1; +}; + +// DEPRECATED! +FMT_CONSTEXPR inline auto parse_float_type_spec(const format_specs& specs) + -> float_specs { + auto result = float_specs(); + result.showpoint = specs.alt; + result.locale = specs.localized; + switch (specs.type) { + default: + FMT_FALLTHROUGH; + case presentation_type::none: + result.format = float_format::general; + break; + case presentation_type::exp: + result.format = float_format::exp; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::fixed: + result.format = float_format::fixed; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::general: + result.format = float_format::general; + break; + } + return result; } template -FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isinf, - basic_format_specs specs, - const float_specs& fspecs) -> OutputIt { +FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isnan, + format_specs specs, sign_t sign) + -> OutputIt { auto str = - isinf ? (fspecs.upper ? "INF" : "inf") : (fspecs.upper ? "NAN" : "nan"); + isnan ? (specs.upper ? "NAN" : "nan") : (specs.upper ? "INF" : "inf"); constexpr size_t str_size = 3; - auto sign = fspecs.sign; auto size = str_size + (sign ? 1 : 0); // Replace '0'-padding with space for non-finite values. const bool is_zero_fill = - specs.fill.size() == 1 && *specs.fill.data() == static_cast('0'); - if (is_zero_fill) specs.fill[0] = static_cast(' '); - return write_padded(out, specs, size, [=](reserve_iterator it) { - if (sign) *it++ = detail::sign(sign); - return copy_str(str, str + str_size, it); - }); + specs.fill.size() == 1 && specs.fill.template get() == '0'; + if (is_zero_fill) specs.fill = ' '; + return write_padded(out, specs, size, + [=](reserve_iterator it) { + if (sign) *it++ = detail::sign(sign); + return copy(str, str + str_size, it); + }); } // A decimal floating-point number significand * pow(10, exp). @@ -1683,18 +2443,18 @@ struct big_decimal_fp { int exponent; }; -constexpr auto get_significand_size(const big_decimal_fp& fp) -> int { - return fp.significand_size; +constexpr auto get_significand_size(const big_decimal_fp& f) -> int { + return f.significand_size; } template -inline auto get_significand_size(const dragonbox::decimal_fp& fp) -> int { - return count_digits(fp.significand); +inline auto get_significand_size(const dragonbox::decimal_fp& f) -> int { + return count_digits(f.significand); } template constexpr auto write_significand(OutputIt out, const char* significand, int significand_size) -> OutputIt { - return copy_str(significand, significand + significand_size, out); + return copy(significand, significand + significand_size, out); } template inline auto write_significand(OutputIt out, UInt significand, @@ -1705,7 +2465,7 @@ template FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, int significand_size, int exponent, const Grouping& grouping) -> OutputIt { - if (!grouping.separator()) { + if (!grouping.has_separator()) { out = write_significand(out, significand, significand_size); return detail::fill_n(out, exponent, static_cast('0')); } @@ -1721,14 +2481,20 @@ inline auto write_significand(Char* out, UInt significand, int significand_size, int integral_size, Char decimal_point) -> Char* { if (!decimal_point) return format_decimal(out, significand, significand_size).end; - auto end = format_decimal(out + 1, significand, significand_size).end; - if (integral_size == 1) { - out[0] = out[1]; - } else { - std::uninitialized_copy_n(out + 1, integral_size, - make_checked(out, to_unsigned(integral_size))); + out += significand_size + 1; + Char* end = out; + int floating_size = significand_size - integral_size; + for (int i = floating_size / 2; i > 0; --i) { + out -= 2; + copy2(out, digits2(static_cast(significand % 100))); + significand /= 100; + } + if (floating_size % 2 != 0) { + *--out = static_cast('0' + significand % 10); + significand /= 10; } - out[integral_size] = decimal_point; + *--out = decimal_point; + format_decimal(out - integral_size, significand, integral_size); return end; } @@ -1741,19 +2507,19 @@ inline auto write_significand(OutputIt out, UInt significand, Char buffer[digits10() + 2]; auto end = write_significand(buffer, significand, significand_size, integral_size, decimal_point); - return detail::copy_str_noinline(buffer, end, out); + return detail::copy_noinline(buffer, end, out); } template FMT_CONSTEXPR auto write_significand(OutputIt out, const char* significand, int significand_size, int integral_size, Char decimal_point) -> OutputIt { - out = detail::copy_str_noinline(significand, - significand + integral_size, out); + out = detail::copy_noinline(significand, significand + integral_size, + out); if (!decimal_point) return out; *out++ = decimal_point; - return detail::copy_str_noinline(significand + integral_size, - significand + significand_size, out); + return detail::copy_noinline(significand + integral_size, + significand + significand_size, out); } template @@ -1761,28 +2527,28 @@ FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, int significand_size, int integral_size, Char decimal_point, const Grouping& grouping) -> OutputIt { - if (!grouping.separator()) { + if (!grouping.has_separator()) { return write_significand(out, significand, significand_size, integral_size, decimal_point); } auto buffer = basic_memory_buffer(); - write_significand(buffer_appender(buffer), significand, - significand_size, integral_size, decimal_point); + write_significand(basic_appender(buffer), significand, significand_size, + integral_size, decimal_point); grouping.apply( out, basic_string_view(buffer.data(), to_unsigned(integral_size))); - return detail::copy_str_noinline(buffer.data() + integral_size, - buffer.end(), out); + return detail::copy_noinline(buffer.data() + integral_size, + buffer.end(), out); } -template > -FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& fp, - const basic_format_specs& specs, +FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& f, + const format_specs& specs, float_specs fspecs, locale_ref loc) -> OutputIt { - auto significand = fp.significand; - int significand_size = get_significand_size(fp); - constexpr Char zero = static_cast('0'); + auto significand = f.significand; + int significand_size = get_significand_size(f); + const Char zero = static_cast('0'); auto sign = fspecs.sign; size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); using iterator = reserve_iterator; @@ -1790,7 +2556,7 @@ FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& fp, Char decimal_point = fspecs.locale ? detail::decimal_point(loc) : static_cast('.'); - int output_exp = fp.exponent + significand_size - 1; + int output_exp = f.exponent + significand_size - 1; auto use_exp_format = [=]() { if (fspecs.format == float_format::exp) return true; if (fspecs.format != float_format::general) return false; @@ -1814,7 +2580,7 @@ FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& fp, if (abs_output_exp >= 100) exp_digits = abs_output_exp >= 1000 ? 4 : 3; size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); - char exp_char = fspecs.upper ? 'E' : 'e'; + char exp_char = specs.upper ? 'E' : 'e'; auto write = [=](iterator it) { if (sign) *it++ = detail::sign(sign); // Insert a decimal point after the first digit and add an exponent. @@ -1824,29 +2590,28 @@ FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& fp, *it++ = static_cast(exp_char); return write_exponent(output_exp, it); }; - return specs.width > 0 ? write_padded(out, specs, size, write) - : base_iterator(out, write(reserve(out, size))); + return specs.width > 0 + ? write_padded(out, specs, size, write) + : base_iterator(out, write(reserve(out, size))); } - int exp = fp.exponent + significand_size; - if (fp.exponent >= 0) { + int exp = f.exponent + significand_size; + if (f.exponent >= 0) { // 1234e5 -> 123400000[.0+] - size += to_unsigned(fp.exponent); + size += to_unsigned(f.exponent); int num_zeros = fspecs.precision - exp; -#ifdef FMT_FUZZ - if (num_zeros > 5000) - throw std::runtime_error("fuzz mode - avoiding excessive cpu use"); -#endif + abort_fuzzing_if(num_zeros > 5000); if (fspecs.showpoint) { - if (num_zeros <= 0 && fspecs.format != float_format::fixed) num_zeros = 1; - if (num_zeros > 0) size += to_unsigned(num_zeros) + 1; + ++size; + if (num_zeros <= 0 && fspecs.format != float_format::fixed) num_zeros = 0; + if (num_zeros > 0) size += to_unsigned(num_zeros); } auto grouping = Grouping(loc, fspecs.locale); - size += to_unsigned(grouping.count_separators(significand_size)); - return write_padded(out, specs, size, [&](iterator it) { + size += to_unsigned(grouping.count_separators(exp)); + return write_padded(out, specs, size, [&](iterator it) { if (sign) *it++ = detail::sign(sign); it = write_significand(it, significand, significand_size, - fp.exponent, grouping); + f.exponent, grouping); if (!fspecs.showpoint) return it; *it++ = decimal_point; return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; @@ -1856,8 +2621,8 @@ FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& fp, int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); auto grouping = Grouping(loc, fspecs.locale); - size += to_unsigned(grouping.count_separators(significand_size)); - return write_padded(out, specs, size, [&](iterator it) { + size += to_unsigned(grouping.count_separators(exp)); + return write_padded(out, specs, size, [&](iterator it) { if (sign) *it++ = detail::sign(sign); it = write_significand(it, significand, significand_size, exp, decimal_point, grouping); @@ -1872,7 +2637,7 @@ FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& fp, } bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); - return write_padded(out, specs, size, [&](iterator it) { + return write_padded(out, specs, size, [&](iterator it) { if (sign) *it++ = detail::sign(sign); *it++ = zero; if (!pointy) return it; @@ -1886,160 +2651,980 @@ template class fallback_digit_grouping { public: constexpr fallback_digit_grouping(locale_ref, bool) {} - constexpr Char separator() const { return Char(); } + constexpr auto has_separator() const -> bool { return false; } - constexpr int count_separators(int) const { return 0; } + constexpr auto count_separators(int) const -> int { return 0; } template - constexpr Out apply(Out out, basic_string_view) const { + constexpr auto apply(Out out, basic_string_view) const -> Out { return out; } }; -template -FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& fp, - const basic_format_specs& specs, - float_specs fspecs, locale_ref loc) - -> OutputIt { +template +FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& f, + const format_specs& specs, float_specs fspecs, + locale_ref loc) -> OutputIt { if (is_constant_evaluated()) { - return do_write_float>(out, fp, specs, fspecs, + return do_write_float>(out, f, specs, fspecs, loc); } else { - return do_write_float(out, fp, specs, fspecs, loc); + return do_write_float(out, f, specs, fspecs, loc); } } -template ::value)> -FMT_CONSTEXPR20 bool isinf(T value) { +template constexpr auto isnan(T value) -> bool { + return value != value; // std::isnan doesn't support __float128. +} + +template +struct has_isfinite : std::false_type {}; + +template +struct has_isfinite> + : std::true_type {}; + +template ::value&& + has_isfinite::value)> +FMT_CONSTEXPR20 auto isfinite(T value) -> bool { + constexpr T inf = T(std::numeric_limits::infinity()); + if (is_constant_evaluated()) + return !detail::isnan(value) && value < inf && value > -inf; + return std::isfinite(value); +} +template ::value)> +FMT_CONSTEXPR auto isfinite(T value) -> bool { + T inf = T(std::numeric_limits::infinity()); + // std::isfinite doesn't support __float128. + return !detail::isnan(value) && value < inf && value > -inf; +} + +template ::value)> +FMT_INLINE FMT_CONSTEXPR bool signbit(T value) { if (is_constant_evaluated()) { -#if defined(__cpp_if_constexpr) +#ifdef __cpp_if_constexpr if constexpr (std::numeric_limits::is_iec559) { auto bits = detail::bit_cast(static_cast(value)); - constexpr auto significand_bits = - dragonbox::float_info::significand_bits; - return (bits & exponent_mask()) && - !(bits & ((uint64_t(1) << significand_bits) - 1)); + return (bits >> (num_bits() - 1)) != 0; } #endif } - return std::isinf(value); + return std::signbit(static_cast(value)); } -template ::value)> -FMT_CONSTEXPR20 bool isfinite(T value) { - if (is_constant_evaluated()) { -#if defined(__cpp_if_constexpr) - if constexpr (std::numeric_limits::is_iec559) { - auto bits = detail::bit_cast(static_cast(value)); - return (bits & exponent_mask()) != exponent_mask(); +inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) { + // Adjust fixed precision by exponent because it is relative to decimal + // point. + if (exp10 > 0 && precision > max_value() - exp10) + FMT_THROW(format_error("number is too big")); + precision += exp10; +} + +class bigint { + private: + // A bigint is stored as an array of bigits (big digits), with bigit at index + // 0 being the least significant one. + using bigit = uint32_t; + using double_bigit = uint64_t; + enum { bigits_capacity = 32 }; + basic_memory_buffer bigits_; + int exp_; + + FMT_CONSTEXPR20 auto operator[](int index) const -> bigit { + return bigits_[to_unsigned(index)]; + } + FMT_CONSTEXPR20 auto operator[](int index) -> bigit& { + return bigits_[to_unsigned(index)]; + } + + static constexpr const int bigit_bits = num_bits(); + + friend struct formatter; + + FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit& borrow) { + auto result = static_cast((*this)[index]) - other - borrow; + (*this)[index] = static_cast(result); + borrow = static_cast(result >> (bigit_bits * 2 - 1)); + } + + FMT_CONSTEXPR20 void remove_leading_zeros() { + int num_bigits = static_cast(bigits_.size()) - 1; + while (num_bigits > 0 && (*this)[num_bigits] == 0) --num_bigits; + bigits_.resize(to_unsigned(num_bigits + 1)); + } + + // Computes *this -= other assuming aligned bigints and *this >= other. + FMT_CONSTEXPR20 void subtract_aligned(const bigint& other) { + FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); + FMT_ASSERT(compare(*this, other) >= 0, ""); + bigit borrow = 0; + int i = other.exp_ - exp_; + for (size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) + subtract_bigits(i, other.bigits_[j], borrow); + while (borrow > 0) subtract_bigits(i, 0, borrow); + remove_leading_zeros(); + } + + FMT_CONSTEXPR20 void multiply(uint32_t value) { + const double_bigit wide_value = value; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + double_bigit result = bigits_[i] * wide_value + carry; + bigits_[i] = static_cast(result); + carry = static_cast(result >> bigit_bits); } -#endif + if (carry != 0) bigits_.push_back(carry); + } + + template ::value || + std::is_same::value)> + FMT_CONSTEXPR20 void multiply(UInt value) { + using half_uint = + conditional_t::value, uint64_t, uint32_t>; + const int shift = num_bits() - bigit_bits; + const UInt lower = static_cast(value); + const UInt upper = value >> num_bits(); + UInt carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + UInt result = lower * bigits_[i] + static_cast(carry); + carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + + (carry >> bigit_bits); + bigits_[i] = static_cast(result); + } + while (carry != 0) { + bigits_.push_back(static_cast(carry)); + carry >>= bigit_bits; + } + } + + template ::value || + std::is_same::value)> + FMT_CONSTEXPR20 void assign(UInt n) { + size_t num_bigits = 0; + do { + bigits_[num_bigits++] = static_cast(n); + n >>= bigit_bits; + } while (n != 0); + bigits_.resize(num_bigits); + exp_ = 0; + } + + public: + FMT_CONSTEXPR20 bigint() : exp_(0) {} + explicit bigint(uint64_t n) { assign(n); } + + bigint(const bigint&) = delete; + void operator=(const bigint&) = delete; + + FMT_CONSTEXPR20 void assign(const bigint& other) { + auto size = other.bigits_.size(); + bigits_.resize(size); + auto data = other.bigits_.data(); + copy(data, data + size, bigits_.data()); + exp_ = other.exp_; + } + + template FMT_CONSTEXPR20 void operator=(Int n) { + FMT_ASSERT(n > 0, ""); + assign(uint64_or_128_t(n)); + } + + FMT_CONSTEXPR20 auto num_bigits() const -> int { + return static_cast(bigits_.size()) + exp_; + } + + FMT_NOINLINE FMT_CONSTEXPR20 auto operator<<=(int shift) -> bigint& { + FMT_ASSERT(shift >= 0, ""); + exp_ += shift / bigit_bits; + shift %= bigit_bits; + if (shift == 0) return *this; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + bigit c = bigits_[i] >> (bigit_bits - shift); + bigits_[i] = (bigits_[i] << shift) + carry; + carry = c; + } + if (carry != 0) bigits_.push_back(carry); + return *this; + } + + template + FMT_CONSTEXPR20 auto operator*=(Int value) -> bigint& { + FMT_ASSERT(value > 0, ""); + multiply(uint32_or_64_or_128_t(value)); + return *this; + } + + friend FMT_CONSTEXPR20 auto compare(const bigint& lhs, const bigint& rhs) + -> int { + int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); + if (num_lhs_bigits != num_rhs_bigits) + return num_lhs_bigits > num_rhs_bigits ? 1 : -1; + int i = static_cast(lhs.bigits_.size()) - 1; + int j = static_cast(rhs.bigits_.size()) - 1; + int end = i - j; + if (end < 0) end = 0; + for (; i >= end; --i, --j) { + bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; + if (lhs_bigit != rhs_bigit) return lhs_bigit > rhs_bigit ? 1 : -1; + } + if (i != j) return i > j ? 1 : -1; + return 0; + } + + // Returns compare(lhs1 + lhs2, rhs). + friend FMT_CONSTEXPR20 auto add_compare(const bigint& lhs1, + const bigint& lhs2, const bigint& rhs) + -> int { + auto minimum = [](int a, int b) { return a < b ? a : b; }; + auto maximum = [](int a, int b) { return a > b ? a : b; }; + int max_lhs_bigits = maximum(lhs1.num_bigits(), lhs2.num_bigits()); + int num_rhs_bigits = rhs.num_bigits(); + if (max_lhs_bigits + 1 < num_rhs_bigits) return -1; + if (max_lhs_bigits > num_rhs_bigits) return 1; + auto get_bigit = [](const bigint& n, int i) -> bigit { + return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; + }; + double_bigit borrow = 0; + int min_exp = minimum(minimum(lhs1.exp_, lhs2.exp_), rhs.exp_); + for (int i = num_rhs_bigits - 1; i >= min_exp; --i) { + double_bigit sum = + static_cast(get_bigit(lhs1, i)) + get_bigit(lhs2, i); + bigit rhs_bigit = get_bigit(rhs, i); + if (sum > rhs_bigit + borrow) return 1; + borrow = rhs_bigit + borrow - sum; + if (borrow > 1) return -1; + borrow <<= bigit_bits; + } + return borrow != 0 ? -1 : 0; + } + + // Assigns pow(10, exp) to this bigint. + FMT_CONSTEXPR20 void assign_pow10(int exp) { + FMT_ASSERT(exp >= 0, ""); + if (exp == 0) return *this = 1; + // Find the top bit. + int bitmask = 1; + while (exp >= bitmask) bitmask <<= 1; + bitmask >>= 1; + // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by + // repeated squaring and multiplication. + *this = 5; + bitmask >>= 1; + while (bitmask != 0) { + square(); + if ((exp & bitmask) != 0) *this *= 5; + bitmask >>= 1; + } + *this <<= exp; // Multiply by pow(2, exp) by shifting. + } + + FMT_CONSTEXPR20 void square() { + int num_bigits = static_cast(bigits_.size()); + int num_result_bigits = 2 * num_bigits; + basic_memory_buffer n(std::move(bigits_)); + bigits_.resize(to_unsigned(num_result_bigits)); + auto sum = uint128_t(); + for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) { + // Compute bigit at position bigit_index of the result by adding + // cross-product terms n[i] * n[j] such that i + j == bigit_index. + for (int i = 0, j = bigit_index; j >= 0; ++i, --j) { + // Most terms are multiplied twice which can be optimized in the future. + sum += static_cast(n[i]) * n[j]; + } + (*this)[bigit_index] = static_cast(sum); + sum >>= num_bits(); // Compute the carry. + } + // Do the same for the top half. + for (int bigit_index = num_bigits; bigit_index < num_result_bigits; + ++bigit_index) { + for (int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) + sum += static_cast(n[i++]) * n[j--]; + (*this)[bigit_index] = static_cast(sum); + sum >>= num_bits(); + } + remove_leading_zeros(); + exp_ *= 2; + } + + // If this bigint has a bigger exponent than other, adds trailing zero to make + // exponents equal. This simplifies some operations such as subtraction. + FMT_CONSTEXPR20 void align(const bigint& other) { + int exp_difference = exp_ - other.exp_; + if (exp_difference <= 0) return; + int num_bigits = static_cast(bigits_.size()); + bigits_.resize(to_unsigned(num_bigits + exp_difference)); + for (int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) + bigits_[j] = bigits_[i]; + memset(bigits_.data(), 0, to_unsigned(exp_difference) * sizeof(bigit)); + exp_ -= exp_difference; + } + + // Divides this bignum by divisor, assigning the remainder to this and + // returning the quotient. + FMT_CONSTEXPR20 auto divmod_assign(const bigint& divisor) -> int { + FMT_ASSERT(this != &divisor, ""); + if (compare(*this, divisor) < 0) return 0; + FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); + align(divisor); + int quotient = 0; + do { + subtract_aligned(divisor); + ++quotient; + } while (compare(*this, divisor) >= 0); + return quotient; + } +}; + +// format_dragon flags. +enum dragon { + predecessor_closer = 1, + fixup = 2, // Run fixup to correct exp10 which can be off by one. + fixed = 4, +}; + +// Formats a floating-point number using a variation of the Fixed-Precision +// Positive Floating-Point Printout ((FPP)^2) algorithm by Steele & White: +// https://fmt.dev/papers/p372-steele.pdf. +FMT_CONSTEXPR20 inline void format_dragon(basic_fp value, + unsigned flags, int num_digits, + buffer& buf, int& exp10) { + bigint numerator; // 2 * R in (FPP)^2. + bigint denominator; // 2 * S in (FPP)^2. + // lower and upper are differences between value and corresponding boundaries. + bigint lower; // (M^- in (FPP)^2). + bigint upper_store; // upper's value if different from lower. + bigint* upper = nullptr; // (M^+ in (FPP)^2). + // Shift numerator and denominator by an extra bit or two (if lower boundary + // is closer) to make lower and upper integers. This eliminates multiplication + // by 2 during later computations. + bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; + int shift = is_predecessor_closer ? 2 : 1; + if (value.e >= 0) { + numerator = value.f; + numerator <<= value.e + shift; + lower = 1; + lower <<= value.e; + if (is_predecessor_closer) { + upper_store = 1; + upper_store <<= value.e + 1; + upper = &upper_store; + } + denominator.assign_pow10(exp10); + denominator <<= shift; + } else if (exp10 < 0) { + numerator.assign_pow10(-exp10); + lower.assign(numerator); + if (is_predecessor_closer) { + upper_store.assign(numerator); + upper_store <<= 1; + upper = &upper_store; + } + numerator *= value.f; + numerator <<= shift; + denominator = 1; + denominator <<= shift - value.e; + } else { + numerator = value.f; + numerator <<= shift; + denominator.assign_pow10(exp10); + denominator <<= shift - value.e; + lower = 1; + if (is_predecessor_closer) { + upper_store = 1ULL << 1; + upper = &upper_store; + } + } + int even = static_cast((value.f & 1) == 0); + if (!upper) upper = &lower; + bool shortest = num_digits < 0; + if ((flags & dragon::fixup) != 0) { + if (add_compare(numerator, *upper, denominator) + even <= 0) { + --exp10; + numerator *= 10; + if (num_digits < 0) { + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + if ((flags & dragon::fixed) != 0) adjust_precision(num_digits, exp10 + 1); + } + // Invariant: value == (numerator / denominator) * pow(10, exp10). + if (shortest) { + // Generate the shortest representation. + num_digits = 0; + char* data = buf.data(); + for (;;) { + int digit = numerator.divmod_assign(denominator); + bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. + // numerator + upper >[=] pow10: + bool high = add_compare(numerator, *upper, denominator) + even > 0; + data[num_digits++] = static_cast('0' + digit); + if (low || high) { + if (!low) { + ++data[num_digits - 1]; + } else if (high) { + int result = add_compare(numerator, numerator, denominator); + // Round half to even. + if (result > 0 || (result == 0 && (digit % 2) != 0)) + ++data[num_digits - 1]; + } + buf.try_resize(to_unsigned(num_digits)); + exp10 -= num_digits - 1; + return; + } + numerator *= 10; + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + // Generate the given number of digits. + exp10 -= num_digits - 1; + if (num_digits <= 0) { + auto digit = '0'; + if (num_digits == 0) { + denominator *= 10; + digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; + } + buf.push_back(digit); + return; + } + buf.try_resize(to_unsigned(num_digits)); + for (int i = 0; i < num_digits - 1; ++i) { + int digit = numerator.divmod_assign(denominator); + buf[i] = static_cast('0' + digit); + numerator *= 10; + } + int digit = numerator.divmod_assign(denominator); + auto result = add_compare(numerator, numerator, denominator); + if (result > 0 || (result == 0 && (digit % 2) != 0)) { + if (digit == 9) { + const auto overflow = '0' + 10; + buf[num_digits - 1] = overflow; + // Propagate the carry. + for (int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] == overflow) { + buf[0] = '1'; + if ((flags & dragon::fixed) != 0) + buf.push_back('0'); + else + ++exp10; + } + return; + } + ++digit; + } + buf[num_digits - 1] = static_cast('0' + digit); +} + +// Formats a floating-point number using the hexfloat format. +template ::value)> +FMT_CONSTEXPR20 void format_hexfloat(Float value, format_specs specs, + buffer& buf) { + // float is passed as double to reduce the number of instantiations and to + // simplify implementation. + static_assert(!std::is_same::value, ""); + + using info = dragonbox::float_info; + + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename info::carrier_uint; + + constexpr auto num_float_significand_bits = + detail::num_significand_bits(); + + basic_fp f(value); + f.e += num_float_significand_bits; + if (!has_implicit_bit()) --f.e; + + constexpr auto num_fraction_bits = + num_float_significand_bits + (has_implicit_bit() ? 1 : 0); + constexpr auto num_xdigits = (num_fraction_bits + 3) / 4; + + constexpr auto leading_shift = ((num_xdigits - 1) * 4); + const auto leading_mask = carrier_uint(0xF) << leading_shift; + const auto leading_xdigit = + static_cast((f.f & leading_mask) >> leading_shift); + if (leading_xdigit > 1) f.e -= (32 - countl_zero(leading_xdigit) - 1); + + int print_xdigits = num_xdigits - 1; + if (specs.precision >= 0 && print_xdigits > specs.precision) { + const int shift = ((print_xdigits - specs.precision - 1) * 4); + const auto mask = carrier_uint(0xF) << shift; + const auto v = static_cast((f.f & mask) >> shift); + + if (v >= 8) { + const auto inc = carrier_uint(1) << (shift + 4); + f.f += inc; + f.f &= ~(inc - 1); + } + + // Check long double overflow + if (!has_implicit_bit()) { + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + if ((f.f & implicit_bit) == implicit_bit) { + f.f >>= 4; + f.e += 4; + } + } + + print_xdigits = specs.precision; + } + + char xdigits[num_bits() / 4]; + detail::fill_n(xdigits, sizeof(xdigits), '0'); + format_uint<4>(xdigits, f.f, num_xdigits, specs.upper); + + // Remove zero tail + while (print_xdigits > 0 && xdigits[print_xdigits] == '0') --print_xdigits; + + buf.push_back('0'); + buf.push_back(specs.upper ? 'X' : 'x'); + buf.push_back(xdigits[0]); + if (specs.alt || print_xdigits > 0 || print_xdigits < specs.precision) + buf.push_back('.'); + buf.append(xdigits + 1, xdigits + 1 + print_xdigits); + for (; print_xdigits < specs.precision; ++print_xdigits) buf.push_back('0'); + + buf.push_back(specs.upper ? 'P' : 'p'); + + uint32_t abs_e; + if (f.e < 0) { + buf.push_back('-'); + abs_e = static_cast(-f.e); + } else { + buf.push_back('+'); + abs_e = static_cast(f.e); + } + format_decimal(appender(buf), abs_e, detail::count_digits(abs_e)); +} + +template ::value)> +FMT_CONSTEXPR20 void format_hexfloat(Float value, format_specs specs, + buffer& buf) { + format_hexfloat(static_cast(value), specs, buf); +} + +constexpr auto fractional_part_rounding_thresholds(int index) -> uint32_t { + // For checking rounding thresholds. + // The kth entry is chosen to be the smallest integer such that the + // upper 32-bits of 10^(k+1) times it is strictly bigger than 5 * 10^k. + // It is equal to ceil(2^31 + 2^32/10^(k + 1)). + // These are stored in a string literal because we cannot have static arrays + // in constexpr functions and non-static ones are poorly optimized. + return U"\x9999999a\x828f5c29\x80418938\x80068db9\x8000a7c6\x800010c7" + U"\x800001ae\x8000002b"[index]; +} + +template +FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs, + buffer& buf) -> int { + // float is passed as double to reduce the number of instantiations. + static_assert(!std::is_same::value, ""); + FMT_ASSERT(value >= 0, "value is negative"); + auto converted_value = convert_float(value); + + const bool fixed = specs.format == float_format::fixed; + if (value <= 0) { // <= instead of == to silence a warning. + if (precision <= 0 || !fixed) { + buf.push_back('0'); + return 0; + } + buf.try_resize(to_unsigned(precision)); + fill_n(buf.data(), precision, '0'); + return -precision; + } + + int exp = 0; + bool use_dragon = true; + unsigned dragon_flags = 0; + if (!is_fast_float() || is_constant_evaluated()) { + const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) + using info = dragonbox::float_info; + const auto f = basic_fp(converted_value); + // Compute exp, an approximate power of 10, such that + // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). + // This is based on log10(value) == log2(value) / log2(10) and approximation + // of log2(value) by e + num_fraction_bits idea from double-conversion. + auto e = (f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10; + exp = static_cast(e); + if (e > exp) ++exp; // Compute ceil. + dragon_flags = dragon::fixup; + } else if (precision < 0) { + // Use Dragonbox for the shortest format. + if (specs.binary32) { + auto dec = dragonbox::to_decimal(static_cast(value)); + write(appender(buf), dec.significand); + return dec.exponent; + } + auto dec = dragonbox::to_decimal(static_cast(value)); + write(appender(buf), dec.significand); + return dec.exponent; + } else { + // Extract significand bits and exponent bits. + using info = dragonbox::float_info; + auto br = bit_cast(static_cast(value)); + + const uint64_t significand_mask = + (static_cast(1) << num_significand_bits()) - 1; + uint64_t significand = (br & significand_mask); + int exponent = static_cast((br & exponent_mask()) >> + num_significand_bits()); + + if (exponent != 0) { // Check if normal. + exponent -= exponent_bias() + num_significand_bits(); + significand |= + (static_cast(1) << num_significand_bits()); + significand <<= 1; + } else { + // Normalize subnormal inputs. + FMT_ASSERT(significand != 0, "zeros should not appear here"); + int shift = countl_zero(significand); + FMT_ASSERT(shift >= num_bits() - num_significand_bits(), + ""); + shift -= (num_bits() - num_significand_bits() - 2); + exponent = (std::numeric_limits::min_exponent - + num_significand_bits()) - + shift; + significand <<= shift; + } + + // Compute the first several nonzero decimal significand digits. + // We call the number we get the first segment. + const int k = info::kappa - dragonbox::floor_log10_pow2(exponent); + exp = -k; + const int beta = exponent + dragonbox::floor_log2_pow10(k); + uint64_t first_segment; + bool has_more_segments; + int digits_in_the_first_segment; + { + const auto r = dragonbox::umul192_upper128( + significand << beta, dragonbox::get_cached_power(k)); + first_segment = r.high(); + has_more_segments = r.low() != 0; + + // The first segment can have 18 ~ 19 digits. + if (first_segment >= 1000000000000000000ULL) { + digits_in_the_first_segment = 19; + } else { + // When it is of 18-digits, we align it to 19-digits by adding a bogus + // zero at the end. + digits_in_the_first_segment = 18; + first_segment *= 10; + } + } + + // Compute the actual number of decimal digits to print. + if (fixed) adjust_precision(precision, exp + digits_in_the_first_segment); + + // Use Dragon4 only when there might be not enough digits in the first + // segment. + if (digits_in_the_first_segment > precision) { + use_dragon = false; + + if (precision <= 0) { + exp += digits_in_the_first_segment; + + if (precision < 0) { + // Nothing to do, since all we have are just leading zeros. + buf.try_resize(0); + } else { + // We may need to round-up. + buf.try_resize(1); + if ((first_segment | static_cast(has_more_segments)) > + 5000000000000000000ULL) { + buf[0] = '1'; + } else { + buf[0] = '0'; + } + } + } // precision <= 0 + else { + exp += digits_in_the_first_segment - precision; + + // When precision > 0, we divide the first segment into three + // subsegments, each with 9, 9, and 0 ~ 1 digits so that each fits + // in 32-bits which usually allows faster calculation than in + // 64-bits. Since some compiler (e.g. MSVC) doesn't know how to optimize + // division-by-constant for large 64-bit divisors, we do it here + // manually. The magic number 7922816251426433760 below is equal to + // ceil(2^(64+32) / 10^10). + const uint32_t first_subsegment = static_cast( + dragonbox::umul128_upper64(first_segment, 7922816251426433760ULL) >> + 32); + const uint64_t second_third_subsegments = + first_segment - first_subsegment * 10000000000ULL; + + uint64_t prod; + uint32_t digits; + bool should_round_up; + int number_of_digits_to_print = precision > 9 ? 9 : precision; + + // Print a 9-digits subsegment, either the first or the second. + auto print_subsegment = [&](uint32_t subsegment, char* buffer) { + int number_of_digits_printed = 0; + + // If we want to print an odd number of digits from the subsegment, + if ((number_of_digits_to_print & 1) != 0) { + // Convert to 64-bit fixed-point fractional form with 1-digit + // integer part. The magic number 720575941 is a good enough + // approximation of 2^(32 + 24) / 10^8; see + // https://jk-jeon.github.io/posts/2022/12/fixed-precision-formatting/#fixed-length-case + // for details. + prod = ((subsegment * static_cast(720575941)) >> 24) + 1; + digits = static_cast(prod >> 32); + *buffer = static_cast('0' + digits); + number_of_digits_printed++; + } + // If we want to print an even number of digits from the + // first_subsegment, + else { + // Convert to 64-bit fixed-point fractional form with 2-digits + // integer part. The magic number 450359963 is a good enough + // approximation of 2^(32 + 20) / 10^7; see + // https://jk-jeon.github.io/posts/2022/12/fixed-precision-formatting/#fixed-length-case + // for details. + prod = ((subsegment * static_cast(450359963)) >> 20) + 1; + digits = static_cast(prod >> 32); + copy2(buffer, digits2(digits)); + number_of_digits_printed += 2; + } + + // Print all digit pairs. + while (number_of_digits_printed < number_of_digits_to_print) { + prod = static_cast(prod) * static_cast(100); + digits = static_cast(prod >> 32); + copy2(buffer + number_of_digits_printed, digits2(digits)); + number_of_digits_printed += 2; + } + }; + + // Print first subsegment. + print_subsegment(first_subsegment, buf.data()); + + // Perform rounding if the first subsegment is the last subsegment to + // print. + if (precision <= 9) { + // Rounding inside the subsegment. + // We round-up if: + // - either the fractional part is strictly larger than 1/2, or + // - the fractional part is exactly 1/2 and the last digit is odd. + // We rely on the following observations: + // - If fractional_part >= threshold, then the fractional part is + // strictly larger than 1/2. + // - If the MSB of fractional_part is set, then the fractional part + // must be at least 1/2. + // - When the MSB of fractional_part is set, either + // second_third_subsegments being nonzero or has_more_segments + // being true means there are further digits not printed, so the + // fractional part is strictly larger than 1/2. + if (precision < 9) { + uint32_t fractional_part = static_cast(prod); + should_round_up = + fractional_part >= fractional_part_rounding_thresholds( + 8 - number_of_digits_to_print) || + ((fractional_part >> 31) & + ((digits & 1) | (second_third_subsegments != 0) | + has_more_segments)) != 0; + } + // Rounding at the subsegment boundary. + // In this case, the fractional part is at least 1/2 if and only if + // second_third_subsegments >= 5000000000ULL, and is strictly larger + // than 1/2 if we further have either second_third_subsegments > + // 5000000000ULL or has_more_segments == true. + else { + should_round_up = second_third_subsegments > 5000000000ULL || + (second_third_subsegments == 5000000000ULL && + ((digits & 1) != 0 || has_more_segments)); + } + } + // Otherwise, print the second subsegment. + else { + // Compilers are not aware of how to leverage the maximum value of + // second_third_subsegments to find out a better magic number which + // allows us to eliminate an additional shift. 1844674407370955162 = + // ceil(2^64/10) < ceil(2^64*(10^9/(10^10 - 1))). + const uint32_t second_subsegment = + static_cast(dragonbox::umul128_upper64( + second_third_subsegments, 1844674407370955162ULL)); + const uint32_t third_subsegment = + static_cast(second_third_subsegments) - + second_subsegment * 10; + + number_of_digits_to_print = precision - 9; + print_subsegment(second_subsegment, buf.data() + 9); + + // Rounding inside the subsegment. + if (precision < 18) { + // The condition third_subsegment != 0 implies that the segment was + // of 19 digits, so in this case the third segment should be + // consisting of a genuine digit from the input. + uint32_t fractional_part = static_cast(prod); + should_round_up = + fractional_part >= fractional_part_rounding_thresholds( + 8 - number_of_digits_to_print) || + ((fractional_part >> 31) & + ((digits & 1) | (third_subsegment != 0) | + has_more_segments)) != 0; + } + // Rounding at the subsegment boundary. + else { + // In this case, the segment must be of 19 digits, thus + // the third subsegment should be consisting of a genuine digit from + // the input. + should_round_up = third_subsegment > 5 || + (third_subsegment == 5 && + ((digits & 1) != 0 || has_more_segments)); + } + } + + // Round-up if necessary. + if (should_round_up) { + ++buf[precision - 1]; + for (int i = precision - 1; i > 0 && buf[i] > '9'; --i) { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] > '9') { + buf[0] = '1'; + if (fixed) + buf[precision++] = '0'; + else + ++exp; + } + } + buf.try_resize(to_unsigned(precision)); + } + } // if (digits_in_the_first_segment > precision) + else { + // Adjust the exponent for its use in Dragon4. + exp += digits_in_the_first_segment - 1; + } + } + if (use_dragon) { + auto f = basic_fp(); + bool is_predecessor_closer = specs.binary32 + ? f.assign(static_cast(value)) + : f.assign(converted_value); + if (is_predecessor_closer) dragon_flags |= dragon::predecessor_closer; + if (fixed) dragon_flags |= dragon::fixed; + // Limit precision to the maximum possible number of significant digits in + // an IEEE754 double because we don't need to generate zeros. + const int max_double_digits = 767; + if (precision > max_double_digits) precision = max_double_digits; + format_dragon(f, dragon_flags, precision, buf, exp); } - return std::isfinite(value); -} - -template ::value)> -FMT_INLINE FMT_CONSTEXPR bool signbit(T value) { - if (is_constant_evaluated()) { -#ifdef __cpp_if_constexpr - if constexpr (std::numeric_limits::is_iec559) { - auto bits = detail::bit_cast(static_cast(value)); - return (bits & (uint64_t(1) << (num_bits() - 1))) != 0; + if (!fixed && !specs.showpoint) { + // Remove trailing zeros. + auto num_digits = buf.size(); + while (num_digits > 0 && buf[num_digits - 1] == '0') { + --num_digits; + ++exp; } -#endif + buf.try_resize(num_digits); } - return std::signbit(value); + return exp; } -template ::value)> -FMT_CONSTEXPR20 auto write(OutputIt out, T value, - basic_format_specs specs, locale_ref loc = {}) - -> OutputIt { - if (const_check(!is_supported_floating_point(value))) return out; - float_specs fspecs = parse_float_type_spec(specs); - fspecs.sign = specs.sign; +template +FMT_CONSTEXPR20 auto write_float(OutputIt out, T value, format_specs specs, + locale_ref loc) -> OutputIt { + sign_t sign = specs.sign; if (detail::signbit(value)) { // value < 0 is false for NaN so use signbit. - fspecs.sign = sign::minus; + sign = sign::minus; value = -value; - } else if (fspecs.sign == sign::minus) { - fspecs.sign = sign::none; + } else if (sign == sign::minus) { + sign = sign::none; } if (!detail::isfinite(value)) - return write_nonfinite(out, detail::isinf(value), specs, fspecs); + return write_nonfinite(out, detail::isnan(value), specs, sign); - if (specs.align == align::numeric && fspecs.sign) { + if (specs.align == align::numeric && sign) { auto it = reserve(out, 1); - *it++ = detail::sign(fspecs.sign); + *it++ = detail::sign(sign); out = base_iterator(out, it); - fspecs.sign = sign::none; + sign = sign::none; if (specs.width != 0) --specs.width; } memory_buffer buffer; - if (fspecs.format == float_format::hex) { - if (fspecs.sign) buffer.push_back(detail::sign(fspecs.sign)); - snprintf_float(promote_float(value), specs.precision, fspecs, buffer); - return write_bytes(out, {buffer.data(), buffer.size()}, - specs); + if (specs.type == presentation_type::hexfloat) { + if (sign) buffer.push_back(detail::sign(sign)); + format_hexfloat(convert_float(value), specs, buffer); + return write_bytes(out, {buffer.data(), buffer.size()}, + specs); } + int precision = specs.precision >= 0 || specs.type == presentation_type::none ? specs.precision : 6; - if (fspecs.format == float_format::exp) { + if (specs.type == presentation_type::exp) { if (precision == max_value()) - throw_format_error("number is too big"); + report_error("number is too big"); else ++precision; + } else if (specs.type != presentation_type::fixed && precision == 0) { + precision = 1; } + float_specs fspecs = parse_float_type_spec(specs); + fspecs.sign = sign; if (const_check(std::is_same())) fspecs.binary32 = true; - fspecs.use_grisu = is_fast_float(); - int exp = format_float(promote_float(value), precision, fspecs, buffer); + int exp = format_float(convert_float(value), precision, fspecs, buffer); fspecs.precision = precision; - auto fp = big_decimal_fp{buffer.data(), static_cast(buffer.size()), exp}; - return write_float(out, fp, specs, fspecs, loc); + auto f = big_decimal_fp{buffer.data(), static_cast(buffer.size()), exp}; + return write_float(out, f, specs, fspecs, loc); +} + +template ::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value, format_specs specs, + locale_ref loc = {}) -> OutputIt { + if (const_check(!is_supported_floating_point(value))) return out; + return specs.localized && write_loc(out, value, specs, loc) + ? out + : write_float(out, value, specs, loc); } template ::value)> FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt { - if (is_constant_evaluated()) { - return write(out, value, basic_format_specs()); - } - + if (is_constant_evaluated()) return write(out, value, format_specs()); if (const_check(!is_supported_floating_point(value))) return out; - using floaty = conditional_t::value, double, T>; - using uint = typename dragonbox::float_info::carrier_uint; - auto bits = bit_cast(value); - - auto fspecs = float_specs(); + auto sign = sign_t::none; if (detail::signbit(value)) { - fspecs.sign = sign::minus; + sign = sign::minus; value = -value; } - constexpr auto specs = basic_format_specs(); - uint mask = exponent_mask(); - if ((bits & mask) == mask) - return write_nonfinite(out, std::isinf(value), specs, fspecs); + constexpr auto specs = format_specs(); + using floaty = conditional_t::value, double, T>; + using floaty_uint = typename dragonbox::float_info::carrier_uint; + floaty_uint mask = exponent_mask(); + if ((bit_cast(value) & mask) == mask) + return write_nonfinite(out, std::isnan(value), specs, sign); + auto fspecs = float_specs(); + fspecs.sign = sign; auto dec = dragonbox::to_decimal(static_cast(value)); - return write_float(out, dec, specs, fspecs, {}); + return write_float(out, dec, specs, fspecs, {}); } template ::value && + FMT_ENABLE_IF(is_floating_point::value && !is_fast_float::value)> inline auto write(OutputIt out, T value) -> OutputIt { - return write(out, value, basic_format_specs()); + return write(out, value, format_specs()); } template -auto write(OutputIt out, monostate, basic_format_specs = {}, - locale_ref = {}) -> OutputIt { +auto write(OutputIt out, monostate, format_specs = {}, locale_ref = {}) + -> OutputIt { FMT_ASSERT(false, ""); return out; } @@ -2048,39 +3633,17 @@ template FMT_CONSTEXPR auto write(OutputIt out, basic_string_view value) -> OutputIt { auto it = reserve(out, value.size()); - it = copy_str_noinline(value.begin(), value.end(), it); + it = copy_noinline(value.begin(), value.end(), it); return base_iterator(out, it); } template ::value)> + FMT_ENABLE_IF(has_to_string_view::value)> constexpr auto write(OutputIt out, const T& value) -> OutputIt { return write(out, to_string_view(value)); } -template ::value && - !std::is_same::value && - !std::is_same::value)> -FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { - auto abs_value = static_cast>(value); - bool negative = is_negative(value); - // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. - if (negative) abs_value = ~abs_value + 1; - int num_digits = count_digits(abs_value); - auto size = (negative ? 1 : 0) + static_cast(num_digits); - auto it = reserve(out, size); - if (auto ptr = to_pointer(it, size)) { - if (negative) *ptr++ = static_cast('-'); - format_decimal(ptr, abs_value, num_digits); - return out; - } - if (negative) *it++ = static_cast('-'); - it = format_decimal(it, abs_value, num_digits).end; - return base_iterator(out, it); -} - -// FMT_ENABLE_IF() condition separated to workaround MSVC bug +// FMT_ENABLE_IF() condition separated to workaround an MSVC bug. template < typename Char, typename OutputIt, typename T, bool check = @@ -2089,19 +3652,17 @@ template < type::custom_type, FMT_ENABLE_IF(check)> FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { - return write( - out, static_cast::type>(value)); + return write(out, static_cast>(value)); } template ::value)> -FMT_CONSTEXPR auto write(OutputIt out, T value, - const basic_format_specs& specs = {}, +FMT_CONSTEXPR auto write(OutputIt out, T value, const format_specs& specs = {}, locale_ref = {}) -> OutputIt { return specs.type != presentation_type::none && specs.type != presentation_type::string - ? write(out, value ? 1 : 0, specs, {}) - : write_bytes(out, value ? "true" : "false", specs); + ? write(out, value ? 1 : 0, specs, {}) + : write_bytes(out, value ? "true" : "false", specs); } template @@ -2112,46 +3673,50 @@ FMT_CONSTEXPR auto write(OutputIt out, Char value) -> OutputIt { } template -FMT_CONSTEXPR_CHAR_TRAITS auto write(OutputIt out, const Char* value) - -> OutputIt { - if (!value) { - throw_format_error("string pointer is null"); - } else { - auto length = std::char_traits::length(value); - out = write(out, basic_string_view(value, length)); - } +FMT_CONSTEXPR20 auto write(OutputIt out, const Char* value) -> OutputIt { + if (value) return write(out, basic_string_view(value)); + report_error("string pointer is null"); return out; } template ::value)> -auto write(OutputIt out, const T* value, - const basic_format_specs& specs = {}, locale_ref = {}) - -> OutputIt { - check_pointer_type_spec(specs.type, error_handler()); - return write_ptr(out, to_uintptr(value), &specs); +auto write(OutputIt out, const T* value, const format_specs& specs = {}, + locale_ref = {}) -> OutputIt { + return write_ptr(out, bit_cast(value), &specs); } -template -FMT_CONSTEXPR auto write(OutputIt out, const T& value) -> - typename std::enable_if< - mapped_type_constant>::value == - type::custom_type, - OutputIt>::type { - using context_type = basic_format_context; - using formatter_type = - conditional_t::value, - typename context_type::template formatter_type, - fallback_formatter>; - context_type ctx(out, {}, {}); - return formatter_type().format(value, ctx); +// A write overload that handles implicit conversions. +template > +FMT_CONSTEXPR auto write(OutputIt out, const T& value) -> enable_if_t< + std::is_class::value && !has_to_string_view::value && + !is_floating_point::value && !std::is_same::value && + !std::is_same().map( + value))>>::value, + OutputIt> { + return write(out, arg_mapper().map(value)); +} + +template > +FMT_CONSTEXPR auto write(OutputIt out, const T& value) + -> enable_if_t::value == + type::custom_type && + !std::is_fundamental::value, + OutputIt> { + auto formatter = typename Context::template formatter_type(); + auto parse_ctx = typename Context::parse_context_type({}); + formatter.parse(parse_ctx); + auto ctx = Context(out, {}, {}); + return formatter.format(value, ctx); } // An argument visitor that formats the argument and writes it via the output // iterator. It's a class and not a generic lambda for compatibility with C++11. template struct default_arg_formatter { - using iterator = buffer_appender; - using context = buffer_context; + using iterator = basic_appender; + using context = buffered_context; iterator out; basic_format_args args; @@ -2169,16 +3734,16 @@ template struct default_arg_formatter { }; template struct arg_formatter { - using iterator = buffer_appender; - using context = buffer_context; + using iterator = basic_appender; + using context = buffered_context; iterator out; - const basic_format_specs& specs; + const format_specs& specs; locale_ref locale; template FMT_CONSTEXPR FMT_INLINE auto operator()(T value) -> iterator { - return detail::write(out, value, specs, locale); + return detail::write(out, value, specs, locale); } auto operator()(typename basic_format_arg::handle) -> iterator { // User-defined types are handled separately because they require access @@ -2187,122 +3752,49 @@ template struct arg_formatter { } }; -template struct custom_formatter { - basic_format_parse_context& parse_ctx; - buffer_context& ctx; - - void operator()( - typename basic_format_arg>::handle h) const { - h.format(parse_ctx, ctx); - } - template void operator()(T) const {} -}; - -template -using is_integer = - bool_constant::value && !std::is_same::value && - !std::is_same::value && - !std::is_same::value>; - -template class width_checker { - public: - explicit FMT_CONSTEXPR width_checker(ErrorHandler& eh) : handler_(eh) {} - +struct width_checker { template ::value)> FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { - if (is_negative(value)) handler_.on_error("negative width"); + if (is_negative(value)) report_error("negative width"); return static_cast(value); } template ::value)> FMT_CONSTEXPR auto operator()(T) -> unsigned long long { - handler_.on_error("width is not integer"); + report_error("width is not integer"); return 0; } - - private: - ErrorHandler& handler_; }; -template class precision_checker { - public: - explicit FMT_CONSTEXPR precision_checker(ErrorHandler& eh) : handler_(eh) {} - +struct precision_checker { template ::value)> FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { - if (is_negative(value)) handler_.on_error("negative precision"); + if (is_negative(value)) report_error("negative precision"); return static_cast(value); } template ::value)> FMT_CONSTEXPR auto operator()(T) -> unsigned long long { - handler_.on_error("precision is not integer"); + report_error("precision is not integer"); return 0; } - - private: - ErrorHandler& handler_; }; -template