quick-check.yml

# Run simple checks to make sure that the build is sane when any branch is pushed or pull
# request created. Comments or annotations will be added to a pull request in the case of
# style guide violations. Presently, tests are not run on pull requests.
name: Quick smoke test
on: [push, pull_request]
jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        java-version: ['11', '17', '21']
    steps:
      - name: Checkout GWT itself into one directory
        uses: actions/checkout@v4
        with:
          path: 'gwt'
          # we need depth=2 to see which style violations overlap with the current changes
          fetch-depth: 2
      - name: Checkout GWT tools into a sibling directory
        uses: actions/checkout@v4
        with:
          repository: 'gwtproject/tools'
          path: 'tools'
      - name: Set up JDK ${{ matrix.java-version }}
        # GWT presently requires Java 11+ to build
        uses: actions/setup-java@v4
        with:
          java-version: ${{ matrix.java-version }}
          distribution: 'temurin'
      - name: Set up reviewdog for easier checks on the PR's checkstyle output
        uses: reviewdog/action-setup@v1
        with:
          reviewdog_version: latest

      - name: Build, style/api checks, produce docs
        # Presently this runs no tests at all, but could run quick tests
        run: |
          set -eux
          cd gwt
          # Set env vars to ensure we get the build we expect
          export \
            TZ=America/Los_Angeles \
            ANT_OPTS=-Dfile.encoding=UTF8 \
            ANT_OPTS=-Xmx2g
          ant clean dist doc checkstyle apicheck

      - name: Create pull request comments/annotations for checkstyle from the java 21 build, even on failure
        if: ${{ always() && github.event_name == 'pull_request' && matrix.java-version == '21' }}
        env:
          REVIEWDOG_GITHUB_API_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set -eux
          shopt -s globstar
          cd gwt
          for f in build/out/**/checkstyle*.xml ; do
            echo $f
            reviewdog -f=checkstyle -filter-mode=diff_context -reporter=github-pr-review -level=info < $f
          done
      - name: Upload checkstyle xml for manual review
        uses: actions/upload-artifact@v4
        if: ${{ matrix.java-version == '21' }}
        with:
          name: checkstyle-reports-java${{ matrix.java-version }}
          path: 'gwt/build/out/**/checkstyle*.xml'
          retention-days: 5