swift.yml

name: Swift

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

env:
  DEVELOPER_DIR: /Applications/Xcode_15.0.app/Contents/Developer
  SWIFT_STRICT_CONCURRENCY: complete

jobs:
  swift:
    name: Swift
    runs-on: macos-13
    env:
      SIMULATOR: iPhone 14
    steps:
    - name: Checkout source
      uses: actions/checkout@v3
    - name: Validate excluded snapshots
      run: |
        SNAPSHOTS=$(find Tests -type d -name "__Snapshots__" | sort)
        EXCLUDED=$(swift package dump-package | jq -r '.targets[] | select(.type == "test") | "Tests/" + .name + "/" + .exclude[]' | sort)
        UNEXCLUDED=$(comm -23 <(echo "$SNAPSHOTS") <(echo "$EXCLUDED"))
        if test -n "$UNEXCLUDED"
        then
            echo "::error::Snapshot directories must be excluded from Swift package:" >&2
            echo "$UNEXCLUDED" >&2
            exit 1
        fi
    - name: Download swiftlint binary
      run: swift package resolve
    - name: Lint
      run: |
        DIRECTORY_NAME=$(echo "${PWD##*/}" | tr '[:upper:]' '[:lower:]')
        "$(find ".build/artifacts/${DIRECTORY_NAME}" -type f -name swiftlint -perm +111 -print -quit)" \
        lint --strict --reporter github-actions-logging
    - name: Resolve package dependencies
      run: xcodebuild -resolvePackageDependencies
    - name: Build
      run: >
        xcodebuild
        build-for-testing
        -scheme "Layout"
        -destination "name=$SIMULATOR,OS=latest"
        SWIFT_TREAT_WARNINGS_AS_ERRORS=YES
    - name: Test
      run: >
        xcodebuild
        test-without-building
        -scheme "Layout"
        -destination "name=$SIMULATOR,OS=latest"
    - name: Delete snapshots
      run: make delete-snapshots
    - name: Record snapshots
      run: >
        xcodebuild
        test-without-building
        -scheme "Layout"
        -destination "name=$SIMULATOR,OS=latest"
      continue-on-error: true
    - name: Validate recorded snapshots
      run: test -z "$(git status --porcelain)"