MFT: check for empty FLP #4040
Workflow file for this run
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| name: Clang format | |
| on: [pull_request] | |
| jobs: | |
| clang-format: | |
| # We need at least 20.04 to install clang-format-11. | |
| runs-on: ubuntu-20.04 | |
| steps: | |
| - uses: actions/checkout@v2 | |
| with: | |
| ref: ${{ github.event.pull_request.head.sha }} | |
| # To get the merge base, we need the full history. | |
| fetch-depth: 0 | |
| - name: Install prerequisites | |
| env: | |
| DEBIAN_FRONTEND: noninteractive | |
| run: | | |
| sudo apt update -y | |
| sudo apt install -y clang-format-11 | |
| sudo update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-11 100 | |
| sudo update-alternatives --install /usr/bin/git-clang-format git-clang-format /usr/bin/git-clang-format-11 100 | |
| - name: Run clang-format on changed files | |
| run: | | |
| set -x | |
| git fetch origin ${{ github.event.pull_request.base.ref }} | |
| git fetch origin pull/${{ github.event.pull_request.number }}/head:${{ github.event.pull_request.head.ref }} | |
| BASE_COMMIT=$(git merge-base HEAD ${{ github.event.pull_request.base.sha }}) | |
| COMMIT_FILES=$(git diff --diff-filter=d --name-only "$BASE_COMMIT" -- '*.cxx' '*.h' ':!*LinkDef*') | |
| if [ "$COMMIT_FILES" == "" ]; then | |
| exit 0 ;# nothing to check | |
| fi | |
| RESULT_OUTPUT=$(git-clang-format --commit ${BASE_COMMIT} --diff ${COMMIT_FILES}) | |
| if [ "$RESULT_OUTPUT" == "no modified files to format" ] || [ "$RESULT_OUTPUT" == "clang-format did not modify any files" ]; then | |
| exit 0 ;# all good | |
| else | |
| git-clang-format --commit $BASE_COMMIT --diff | |
| echo "$RESULT_OUTPUT" | |
| exit 1 | |
| fi |