Merge pull request #474 from mrjones2014/automation/update-flake-depe… #394

	name: Autogenerate doc/legendary.txt
	on:
	push:
	branches: [ master ]
	jobs:
	gen-docs:
	name: Autogenerate doc/legendary.txt
	runs-on: ubuntu-latest
	permissions:
	contents: write
	pull-requests: write
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Setup git
	run: \|
	git config --local user.email "<>"
	git config --local user.name "github-actions[bot]"
	printf 'VIMDOC_BRANCH=bot/vimdoc/%s\n' ${GITHUB_REF#refs/heads/} >> $GITHUB_ENV
	- name: Install Neovim
	uses: rhysd/action-setup-vim@v1
	with:
	neovim: true
	version: nightly
	- name: Checkout ts-vimdoc.nvim
	uses: actions/checkout@v3
	with:
	repository: ibhagwan/ts-vimdoc.nvim
	path: vendor/ts-vimdoc.nvim
	- name: Checkout nvim-treesitter
	uses: actions/checkout@v3
	with:
	repository: nvim-treesitter/nvim-treesitter
	path: vendor/nvim-treesitter
	- name: Checkout to vimdoc branch
	run: git checkout -b ${VIMDOC_BRANCH}
	- name: Generate vimdocs
	run: make gen-vimdoc
	- name: Create PR
	run: \|
	if ! [[ -z $(git status -s) ]]; then
	git add doc/
	git commit -m "chore: generated vimdoc"
	git push --force https://${GITHUB_ACTOR}:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY} ${VIMDOC_BRANCH}
	gh pr create --fill --base ${GITHUB_REF#refs/heads/} --head ${VIMDOC_BRANCH} \|\| true
	else
	echo 'No changes to docs.'
	fi

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