Assist with Quarto vignettes and articles #1612

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

	name: lint-undesirable-functions

	jobs:
	lint:
	runs-on: ubuntu-latest
	env:
	GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
	steps:
	- uses: actions/checkout@v3

	- uses: r-lib/actions/setup-r@v2
	with:
	use-public-rspm: true

	- uses: r-lib/actions/setup-r-dependencies@v2
	with:
	extra-packages: r-lib/lintr

	- name: Lint
	run: \|
	base_file_system_functions <- c(
	"Sys.chmod",
	"Sys.readlink",
	"Sys.setFileTime",
	"Sys.umask",
	"dir",
	"dir.create",
	"dir.exists",
	"file.access",
	"file.append",
	"file.copy",
	"file.create",
	"file.exists",
	"file.info",
	"file.link",
	"file.mode",
	"file.mtime",
	"file.path",
	"file.remove",
	"file.rename",
	"file.size",
	"file.symlink",
	"list.files",
	"list.dirs",
	"normalizePath",
	"path.expand",
	"system.file",
	"tempdir",
	"tempfile",
	"unlink",
	"basename",
	"dirname"
	)
	fs_msg <- "use the fs package"
	my_undesirable_file_system_functions <- rep_len(fs_msg, length(base_file_system_functions))
	names(my_undesirable_file_system_functions) <- base_file_system_functions
	my_undesirable_functions <- c(
	my_undesirable_file_system_functions,
	"interactive" = "use is_interactive() (from rlang, which is imported)",
	"on.exit" = "use the withr package, e.g., withr::defer()"
	)
	my_undesirable_function_linter <- lintr::undesirable_function_linter(
	fun = my_undesirable_functions,
	symbol_is_undesirable = FALSE
	)
	out <- lintr::lint_package(
	linters = my_undesirable_function_linter,
	exclusions = "inst/templates/tidy-eval.R"
	)
	print(out)
	if (length(out)) stop("lints found")
	shell: Rscript {0}

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