example: Hazard3 CPU #1509
Workflow file for this run
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| name: Syntactic checks | |
| on: | |
| pull_request: | |
| branches: [ main ] | |
| jobs: | |
| # This job takes approximately 1 minute | |
| check-clang-format: | |
| runs-on: ubuntu-24.04 | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| submodules: recursive | |
| fetch-depth: 0 | |
| - name: Fetch dependencies | |
| env: | |
| # This is needed in addition to -yq to prevent apt-get from asking for | |
| # user input | |
| DEBIAN_FRONTEND: noninteractive | |
| run: | | |
| sudo apt-get update | |
| sudo apt-get install --no-install-recommends -yq clang-format-15 | |
| - name: Check updated lines of code match clang-format-15 style | |
| env: | |
| BASE_BRANCH: ${{ github.base_ref }} | |
| MERGE_BRANCH: ${{ github.ref }} | |
| run: | | |
| # Log information about the run of this check. | |
| echo "Pull request's base branch is: ${BASE_BRANCH}" | |
| echo "Pull request's merge branch is: ${MERGE_BRANCH}" | |
| echo "Pull request's source branch is: ${GITHUB_HEAD_REF}" | |
| clang-format-15 --version | |
| # The checkout action leaves us in detatched head state. The following line | |
| # names the checked out commit, for simpler reference later. | |
| git checkout -b ${MERGE_BRANCH} | |
| # Make sure we can refer to ${BASE_BRANCH} by name | |
| git checkout ${BASE_BRANCH} | |
| git checkout ${MERGE_BRANCH} | |
| # Find the commit on which the PR is based. | |
| MERGE_BASE=$(git merge-base ${BASE_BRANCH} ${MERGE_BRANCH}) | |
| echo "Checking for formatting errors introduced since $MERGE_BASE" | |
| # Do the checking. "eval" is used so that quotes (as inserted into $EXCLUDES | |
| # above) are not interpreted as parts of file names. | |
| git-clang-format-15 --binary clang-format-15 $MERGE_BASE | |
| git diff > formatted.diff | |
| if [[ -s formatted.diff ]] ; then | |
| echo 'Formatting error! The following diff shows the required changes' | |
| echo 'Use the raw log to get a version of the diff that preserves spacing' | |
| cat formatted.diff | |
| exit 1 | |
| fi | |
| echo 'No formatting errors found' |