use xfun::file_rename()

DESCRIPTION

@@ -1,7 +1,7 @@
 Package: tinytex
 Type: Package
 Title: Helper Functions to Install and Maintain TeX Live, and Compile LaTeX Documents
-Version: 0.53.1
+Version: 0.53.2
 Authors@R: c(
   person("Yihui", "Xie", role = c("aut", "cre", "cph"), email = "[email protected]", comment = c(ORCID = "0000-0003-0645-5666")),
   person(given = "Posit Software, PBC", role = c("cph", "fnd")),
@@ -16,7 +16,7 @@ Description: Helper functions to install and maintain the 'LaTeX' distribution
   portable, and easy-to-maintain version of 'TeX Live'. This package also
   contains helper functions to compile 'LaTeX' documents, and install missing
   'LaTeX' packages automatically.
-Imports: xfun (>= 0.29)
+Imports: xfun (>= 0.48)
 Suggests: testit, rstudioapi
 License: MIT + file LICENSE
 URL: https://github.com/rstudio/tinytex

R/latex.R

@@ -113,7 +113,7 @@ latexmk = function(
   if (is_latex) pdf_file = with_ext(pdf_file, 'dvi')
   check_pdf = function() {
     if (!file.exists(pdf)) show_latex_error(file, with_ext(pdf, 'log'), TRUE)
-    file_rename(pdf, pdf_file)
+    xfun::file_rename(pdf, pdf_file)
     pdf_file
   }
   if (engine == 'tectonic') {
@@ -474,14 +474,6 @@ exist_files = function(files) {
   files[utils::file_test('-f', files)]
 }
 
-# use file.copy() if file.rename() fails
-file_rename = function(from, to) {
-  if (from == to) return(TRUE)
-  if (!suppressWarnings(file.rename(from, to))) {
-    if (file.copy(from, to, overwrite = TRUE)) file.remove(from)
-  }
-}
-
 #' Find missing LaTeX packages from a LaTeX log file
 #'
 #' Analyze the error messages in a LaTeX log file to figure out the names of