Keeping track of fetched packages and commits to avoid duplicates and make fetching remotes faster #261

	# Workflow derived from https://github.com/r-lib/actions/tree/v2/examples
	# Need help debugging build failures? Start at https://github.com/r-lib/actions#where-to-find-help
	on:
	pull_request:
	branches: [main, master]

	name: style-and-lint

	permissions: write-all

	jobs:
	style_pkg:
	runs-on: ubuntu-latest
	env:
	GH_TOKEN: ${{ github.token }}
	GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}

	steps:
	- uses: actions/checkout@v4

	- uses: r-lib/actions/pr-fetch@v2
	with:
	repo-token: ${{ secrets.GITHUB_TOKEN }}

	- name: Install Nix
	uses: DeterminateSystems/nix-installer-action@main

	- uses: cachix/cachix-action@v15
	with:
	name: rstats-on-nix

	- name: Build dev env
	run: nix-build

	- name: Run styler::style_pkg
	run: nix-shell --run "Rscript -e 'styler::style_pkg()'"

	- name: Run lintr
	run: nix-shell --run "Rscript -e 'lintr::lint_package()'"
	env:
	LINTR_ERROR_ON_LINT: true

	- name: config bot user and check for changes
	run: \|
	git config --local user.name "$GITHUB_ACTOR"
	git config --local user.email "[email protected]"
	git diff-index --quiet HEAD \|\| echo "has_changes=true" >> $GITHUB_ENV

	- name: commit if changes
	if: env.has_changes == 'true'
	run: \|
	git add \*.R
	git add \*.Rmd
	git commit -m 'Style via {styler}'

	- uses: r-lib/actions/pr-push@v2
	with:
	repo-token: ${{ secrets.GITHUB_TOKEN }}

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