format_pr.yml

name: clang-format pr

on:
  pull_request:
    branches:
      - develop
      - master
  workflow_call:

jobs:
  clang_format_pr:
    runs-on: ubuntu-24.04

    env:
      REPO_PATH: repo/${{ github.repository }}

    steps:
      - name: Setup env vars
        id: setup_env_vars
        env:
          WORKFLOW_PATH: workflow/${{ job.workflow_repository }}
        run: |
          echo "WORKFLOW_PATH=$WORKFLOW_PATH" >> "$GITHUB_OUTPUT"
          echo "CLANG_FORMAT_SCRIPT_DIR=$GITHUB_WORKSPACE/${{ case(github.repository != job.workflow_repository, env.WORKFLOW_PATH, env.REPO_PATH) }}" >> $GITHUB_ENV
      - uses: actions/checkout@v7
        with:
          path: ${{ env.REPO_PATH }}
          fetch-depth: 2
      - name: Checkout workflow script
        uses: actions/checkout@v7
        if: ${{ github.repository != job.workflow_repository }}
        with:
          repository: ${{ job.workflow_repository }}
          ref: ${{ job.workflow_sha }}
          path: ${{ steps.setup_env_vars.outputs.WORKFLOW_PATH }}
          sparse-checkout: |
            scripts/clang_format.py
          sparse-checkout-cone-mode: false
      - name: Add Problem Matcher
        uses: ammaraskar/gcc-problem-matcher@cb2e3f949c41b7818628f35f8484a9b0acf90cf9
      - name: Install clang-format-19
        run: |
          sudo apt-get update
          sudo apt-get install clang-format-19
          clang-format-19 --version
      - name: Check Formatting
        id: check_format
        continue-on-error: true
        working-directory: ${{ env.REPO_PATH }}
        run: |
          python3 "$CLANG_FORMAT_SCRIPT_DIR/scripts/clang_format.py" --format-version 19 --commits HEAD^ HEAD
      - name: Apply Formatting
        if: steps.check_format.outcome != 'success'
        working-directory: ${{ env.REPO_PATH }}
        run: |
          python3 "$CLANG_FORMAT_SCRIPT_DIR/scripts/clang_format.py" --format-version 19 --modify --commits HEAD^ HEAD
      - name: Add Suggestions
        if: steps.check_format.outcome != 'success'
        uses: reviewdog/action-suggester@v1
        with:
          path: ${{ env.REPO_PATH }}
          tool_name: clang-format
          fail_level: error