clang-tidy-differential.yaml

name: clang-tidy-differential

on:
  workflow_call:
    inputs:
      container:
        required: true
        type: string
      container-suffix:
        required: false
        default: ""
        type: string
      runner:
        default: ubuntu-24.04
        required: false
        type: string
      run-condition:
        default: true
        required: false
        type: boolean

jobs:
  clang-tidy-differential:
    if: ${{ inputs.run-condition }}
    runs-on: ${{ inputs.runner }}
    container: ${{ inputs.container }}${{ inputs.container-suffix }}
    steps:
      - name: Set PR fetch depth
        run: echo "PR_FETCH_DEPTH=$(( ${{ github.event.pull_request.commits }} + 1 ))" >> "${GITHUB_ENV}"

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

      - name: Show machine specs
        run: lscpu && free -h
        shell: bash

      - name: Show disk space before the tasks
        run: df -h
        shell: bash

      - name: Remove exec_depend
        uses: autowarefoundation/autoware-github-actions/remove-exec-depend@v1

      - name: Get modified packages
        id: get-modified-packages
        uses: autowarefoundation/autoware-github-actions/get-modified-packages@v1

      - name: Get changed files (existing files only)
        id: get-changed-files
        run: |
          echo "changed-files=$(git diff --name-only "origin/${{ github.base_ref }}"...HEAD | grep -E '\.(cpp|hpp)$' | while read -r file; do [ -e "$file" ] && echo -n "$file "; done)" >> $GITHUB_OUTPUT
        shell: bash

      - name: Export CUDA state as a variable for adding to cache key
        run: |
          build_type_cuda_state=nocuda
          if [[ "${{ inputs.container-suffix }}" == "-cuda" ]]; then
            build_type_cuda_state=cuda
          fi
          echo "BUILD_TYPE_CUDA_STATE=$build_type_cuda_state" >> "${GITHUB_ENV}"
          echo "::notice::BUILD_TYPE_CUDA_STATE=$build_type_cuda_state"
        shell: bash

      - name: Prepare build_depends.repos file (main branch)
        if: ${{ github.event.pull_request.base.ref == 'main' }}
        uses: ./.github/actions/combine-repos-action
        with:
          base_file: build_depends_humble.repos
          overlay_file: build_depends_nightly.repos
          output_file: build_depends.repos

      - name: Prepare build_depends.repos file (humble branch)
        if: ${{ github.event.pull_request.base.ref == 'humble' }}
        run: cp build_depends_humble.repos build_depends.repos
        shell: bash

      - name: Run clang-tidy
        if: ${{ steps.get-changed-files.outputs.changed-files != '' }}
        uses: autowarefoundation/autoware-github-actions/clang-tidy@v1
        with:
          rosdistro: humble
          target-packages: ${{ steps.get-modified-packages.outputs.modified-packages }}
          clang-tidy-config-url: https://raw.githubusercontent.com/autowarefoundation/autoware/main/.clang-tidy-ci
          clang-tidy-ignore-path: .clang-tidy-ignore
          build-depends-repos: build_depends.repos
          cache-key-element: ${{ env.BUILD_TYPE_CUDA_STATE }}

      - name: Show disk space after the tasks
        run: df -h