cpp-code-check.yaml

name: Cpp code check
on:
  pull_request:
    paths:
      - .github/workflows/cpp-code-check.yaml
      - .clang-format
      - '**.c'
      - '**.cpp'
      - '**.h'
      - '**.hpp'
      - '**.m'
      - '**.mm'
      - '!3party/**'

jobs:
  clang-format-check:
    name: Clang-format check
    runs-on: ubuntu-24.04
    steps:
      - name: Calculate PR fetch depth
        env:
          COMMITS_COUNT: ${{ github.event.pull_request.commits }}
        run: echo "PR_FETCH_DEPTH=$(($COMMITS_COUNT + 1))" >> "${GITHUB_ENV}"

      - name: Checkout PR branch and all PR commits
        uses: actions/checkout@v4
        with:
          repository: ${{ github.event.pull_request.head.repo.full_name }}
          ref: ${{ github.event.pull_request.head.ref }}
          fetch-depth: ${{ env.PR_FETCH_DEPTH }}

      - name: Install clang-format tool
        run: sudo apt install -y clang-format

      - name: Run git clang-format
        env:
          COMMITS_COUNT: ${{ github.event.pull_request.commits }}
        run: |
          git clang-format HEAD~$COMMITS_COUNT --extensions 'c,cpp,h,hpp,m,mm' || true

      - name: Post clang-format comments
        uses: reviewdog/action-suggester@v1.21.0
        with:
          tool_name: clang-format
          fail_level: error