linting.yaml

name: Linting

# Controls when the action will run.
on:
  # Triggers the workflow on push or pull request events but only for the main branch
  push:
    branches: [main]
  pull_request:
    branches: [main]

# Ensure that only one instance of the workflow is run at a time for each branch/tag.
# Jobs currently running on the branch/tag will be cancelled when new commits are pushed.
# See https://docs.github.com/en/actions/learn-github-actions/workflow-syntax-for-github-actions#concurrency.
concurrency:
  # `github.workflow` is the workflow name, `github.ref` is the current branch/tag identifier
  group: ${{ format('{0}:{1}', github.workflow, github.ref) }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  linux-clang-tidy:
    name: Linux Clang-Tidy
    runs-on: ubuntu-latest

    steps:
      - name: Checkout Code
        uses: actions/checkout@v4

      - name: Install clang-tidy-15
        run: |
          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
          echo "deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-15 main" | sudo tee /etc/apt/sources.list.d/llvm-15
          echo "deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-15 main" | sudo tee -a /etc/apt/sources.list.d/llvm-15
          sudo apt-get update
          sudo apt-get install -y clang-tidy-15

      # Download and install cmake
      - name: Install CMake
        uses: lukka/get-cmake@latest
        with:
          cmakeVersion: 3.27.1
          ninjaVersion: 1.11.1

      # Download and setup ccache
      - name: Setup CCache
        uses: hendrikmuhs/ccache-action@v1.2
        with:
          key: ${{ github.job }}
          max-size: 100M

      # Install ctcache
      - name: Install ctcache
        shell: bash
        run: |
          CTCACHE_REF=e70da77cb867d74ccadce3f3c5862fc9cf4d22a7
          curl --location https://raw.githubusercontent.com/matus-chochlik/ctcache/${CTCACHE_REF}/clang-tidy-cache | sudo tee /usr/bin/clang-tidy-cache > /dev/null
          curl --location https://raw.githubusercontent.com/matus-chochlik/ctcache/${CTCACHE_REF}/clang-tidy | sudo tee /usr/bin/clang-tidy > /dev/null
          sudo chmod +x /usr/bin/clang-tidy-cache /usr/bin/clang-tidy
          echo CTCACHE_CLANG_TIDY='/usr/bin/clang-tidy-15' >> "$GITHUB_ENV"
          echo CTCACHE_DIR='${{github.workspace}}/.ctcache' >> "$GITHUB_ENV"
          echo "CTCACHE_NOW=$(date -u +"%Y-%m-%dT%H:%M:%S.%3NZ")" >> $GITHUB_ENV

      - name: Setup caching for ctcache
        uses: actions/cache@v4
        with:
          key: ctcache-${{ github.workflow }}-${{ github.job }}-${{ env.CTCACHE_NOW }}
          path: ${{env.CTCACHE_DIR}}
          restore-keys: ctcache-${{ inputs.key }}-
          save-always: true

      - name: Configure CMake
        run: |
          cmake -E make_directory build
          cmake -S . -B build \
            -GNinja \
            -DCMAKE_C_COMPILER_LAUNCHER=ccache \
            -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
            -DBUILD_TESTS=ON \
            -DCMAKE_BUILD_TYPE=Release \
            -DCI_BUILD=ON \
            -DENABLE_CLANG_TIDY=ON

      - name: Build
        timeout-minutes: 30
        # Execute the build.  You can specify a specific target with "--target <NAME>"
        run: cmake --build build --config Release --parallel 2

      - name: CCache Stats
        run: ccache --show-stats