FormatPullRequest #593

	name: FormatPullRequest

	on: issue_comment

	jobs:
	format:
	name: Format the pull request if the '~format' comment is made
	if: ${{ github.event.issue.pull_request && contains(github.event.comment.body, '~format') }}
	runs-on: ubuntu-latest
	steps:
	- uses: octokit/graphql-action@v2.x
	id: get_branch
	with:
	query: \|
	query get_branch($owner:String!,$repo:String!,$pr_num:Int!) {
	repository(owner: $owner, name: $repo) {
	pullRequest(number: $pr_num) {
	headRefName
	}
	}
	}
	owner: ${{ github.event.repository.owner.login }}
	repo: ${{ github.event.repository.name }}
	pr_num: ${{ github.event.issue.number }}
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

	- uses: actions/checkout@v3
	with:
	path: knx_stack
	ref: ${{ fromJSON(steps.get_branch.outputs.data).repository.pullRequest.headRefName }}

	- name: add reaction
	uses: peter-evans/create-or-update-comment@v1
	with:
	comment-id: ${{ github.event.comment.id }}
	reactions: eyes

	- name: Checkout Submodules
	run: \|
	git -C ${{ github.workspace }}/knx_stack submodule update --init --recursive

	- name: build-docs
	run: \|
	sudo apt-get update -y
	sudo apt-get install clang-format-13
	cmake -S ${{ github.workspace }}/knx_stack -B ${{ github.workspace }}/build-format
	make -C ${{ github.workspace }}/build-format format

	- name: push-changes
	run: \|
	cd ${{ github.workspace }}/knx_stack
	git config --global user.name 'Cascoda Bot'
	git config --global user.email 'github@cascoda.com'
	git add .
	git diff-index --quiet HEAD \|\| git commit -m "Automatic format commit"
	git push

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