Brodey/graph contd #113

	name: clang-format Check
	on:
	- pull_request
	jobs:
	formatting-check:
	name: Formatting Check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install clang-format
	run: sudo apt-get install -y clang-format
	- name: Fetch base branch
	run: >
	git fetch origin ${{ github.base_ref }}:refs/remotes/origin/${{ github.base_ref }}
	- name: Run clang-format on diff
	run: >
	git diff -U0 --name-only origin/${{ github.base_ref }} \| grep -E '\.(cpp\|h\|cu)$' > changed_files.txt \|\| true

	if [ ! -s changed_files.txt ]; then
	echo "No files changed, skipping format check."
	exit 0
	fi

	while read -r file; do
	echo "Checking $file"

	# Get diff in unified format
	git diff -U0 origin/${{ github.base_ref }} -- "$file" \| clang-format-diff -p1 -style=file > formatted.diff

	if [ -s formatted.diff ]; then
	echo "File $file is not properly formatted. Please run format on your code."
	cat formatted.diff
	exit 1
	fi
	done
	- name: Show success message
	if: success()
	run: echo "All files are properly formatted!"

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