Print error message in the histmaker style #433

	name: clang-format

	on: [push, pull_request]

	jobs:
	format:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- uses: cvmfs-contrib/github-action-cvmfs@v4
	- name: Start container
	run: \|
	docker run -it --name CI_container \
	-v ${GITHUB_WORKSPACE}:/Package \
	-v /cvmfs:/cvmfs:shared \
	-d ghcr.io/key4hep/key4hep-images/alma9:latest \
	/bin/bash
	- name: Add upstream
	run: \|
	docker exec CI_container /bin/bash -c 'cd Package; \
	git config --global --add safe.directory /Package; \
	git remote add upstream https://github.com/HEP-FCC/FCCAnalyses.git; \
	git fetch upstream'
	- name: Run formatter
	run: \|
	docker exec CI_container /bin/bash -c 'cd ./Package; \
	source /cvmfs/sw.hsf.org/key4hep/setup.sh;\
	git clang-format --diff --style=file $(git merge-base upstream/master HEAD)
	git clang-format --diffstat --style=file $(git merge-base upstream/master HEAD)'

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