clang-tidy.yml

name: clang-tidy

on:
  pull_request:
    branches:
      - main
    paths:
      - 'packages/react-native-executorch/cpp/**'
      - 'packages/react-native-executorch/.clang-tidy'
      - 'packages/react-native-executorch/compile_flags.txt'
      - 'packages/react-native-executorch/scripts/clang-tidy.sh'
      - '.github/workflows/clang-tidy.yml'
  workflow_dispatch:

jobs:
  clang-tidy:
    runs-on: ubuntu-latest
    # Dormant until the on-demand header artifact is published (#1283): clang-tidy
    # must parse the sources, which needs the ExecuTorch/torch headers that are not
    # committed. Enable by setting the repo variable ENABLE_CLANG_TIDY=true once a
    # release carrying headers.tar.gz exists for the package version.
    if: ${{ vars.ENABLE_CLANG_TIDY == 'true' }}
    steps:
      - name: Checkout
        uses: actions/checkout@v6
        with:
          # The phonemis submodule carries headers that cpp/extensions/speech
          # includes; without it those sources fail to parse and clang-tidy
          # reports misleading findings on the broken AST.
          submodules: true

      - name: Setup
        uses: ./.github/actions/setup

      - name: Install clang-tidy
        run: |
          sudo apt-get update
          sudo apt-get install -y clang-tidy
          clang-tidy --version

      - name: Provision ExecuTorch headers
        # Reuse the on-demand download flow (#1283). clang-tidy only needs headers
        # (it syntax-checks, no linking), so RNET_HEADERS_ONLY fetches just
        # headers.tar.gz; RNET_TARGET avoids host platform auto-detection.
        working-directory: packages/react-native-executorch
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          RNET_HEADERS_ONLY: '1'
          RNET_TARGET: android-arm64-v8a
        run: node scripts/download-libs.js

      - name: Run clang-tidy
        run: yarn workspace react-native-executorch lint:cpp