clang-tidy.yaml

name: clang-tidy

on:
  pull_request:
    branches:
      - master
    paths-ignore:
      - '**/*.rst'
      - '**/*.md'
      - 'docs/**'
      - '.github/**'
  workflow_dispatch:
  schedule:
    # only at 5AM Saturday
    - cron: '0 5 * * SAT'

env:
  # use the stable branch
  CLANG_VERSION: 18
  BUILD_TYPE: RelWithDebInfo
  BUILD_DIR: build
  CLANG_TIDY_CHECKS: '-*,bugprone-use-after-move'

permissions: {}

# cancel the in-progress run upon a repush
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  clang-tidy:
    name: Run clang-tidy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: true
      - uses: ./.github/actions/setup-build
        with:
          install_clang_tidy: true
      - name: Generate the building system
        run: |
          cmake                                         \
            -DCMAKE_BUILD_TYPE=$BUILD_TYPE              \
            -DCMAKE_C_COMPILER=clang-$CLANG_VERSION     \
            -DScylla_USE_LINKER=ld.lld-$CLANG_VERSION   \
            -DCMAKE_CXX_COMPILER=clang++-$CLANG_VERSION \
            -DCMAKE_EXPORT_COMPILE_COMMANDS=ON          \
            -DCMAKE_CXX_CLANG_TIDY="clang-tidy-$CLANG_VERSION;--checks=$CLANG_TIDY_CHECKS" \
            -DCMAKE_CXX_FLAGS=-DFMT_HEADER_ONLY         \
            -DCMAKE_PREFIX_PATH=$PWD/cooking            \
            -G Ninja                                    \
            -B $BUILD_DIR                               \
            -S .
      # see https://github.com/actions/toolkit/blob/main/docs/problem-matchers.md
      - run: |
          echo "::add-matcher::.github/clang-tidy-matcher.json"
      - name: Build with clang-tidy enabled
        run: |
          cmake --build $BUILD_DIR --target scylla
      - run: |
          echo "::remove-matcher owner=clang-tidy::"