owl-bot-checks.yaml

name:
on:
  pull_request:
    types: [opened, synchronize, reopened, edited]
    branches: ['main']
jobs:
  # More info at https://github.com/Roave/BackwardCompatibilityCheck.
  backwards-compatibility-check:
    name: Backwards Compatibility Check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: "Install PHP"
        uses: shivammathur/setup-php@v2
        with:
          php-version: "8.1"
      - name: "Install dependencies"
        run: composer global require "roave/backward-compatibility-check:^8.2"
      - name: "Check for BC breaks"
        if: github.event.pull_request.user.login != 'release-please[bot]'
        # Ensure the build still passes by adding BREAKING_CHANGE_REASON=[reason] to the PR description.
        continue-on-error: ${{ contains(github.event.pull_request.body, 'BREAKING_CHANGE_REASON=') }}
        run: |
          ~/.composer/vendor/bin/roave-backward-compatibility-check --from=origin/main --format=github-actions
      - name: "Check for BC label"
        # Ensure the build still passes by adding BREAKING_CHANGE_REASON=[reason] to the PR description.
        continue-on-error: ${{ contains(github.event.pull_request.body, 'BREAKING_CHANGE_REASON=') }}
        run: |
          if [[ "true" == "${{ contains(github.event.pull_request.title, '!:') }}" ]]; then
            echo "Breaking change label found in PR title"
            exit 1
          fi
      - name: Get Latest Release
        if: github.event.pull_request.user.login == 'release-please[bot]'
        id: latest-release
        uses: pozetroninc/github-action-get-latest-release@master
        with:
          repository: ${{ github.repository }}
      - name: "Check for BC breaks (Next Release)"
        if: github.event.pull_request.user.login == 'release-please[bot]'
        # We've already approved and justified the breaking changes. Run the check but continue on error
        continue-on-error: true
        run: |
          ~/.composer/vendor/bin/roave-backward-compatibility-check \
              --from=${{ steps.latest-release.outputs.release }} \
              --to=origin/main --format=github-actions

  # Ensure that PRs labeled "feat" actually contain a new feature
  conventional-commit-check:
    name: Conventional Commit Check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: "Install PHP"
        uses: shivammathur/setup-php@v2
        with:
          php-version: "8.1"
      - name: "Install dependencies"
        run: composer global require "roave/backward-compatibility-check:^8.2"
      - name: "Check for an incorrect feat label in the PR"
        id: compatibility-checker
        if: ${{ github.event.pull_request.user.login == 'gcf-owl-bot[bot]' }}
        continue-on-error: true
        # OwlBot PRs which are not labelled feat should not add new files or methods
        run: |
          ~/.composer/vendor/bin/roave-backward-compatibility-check --to=origin/main --format=github-actions
      - name: "Print the action item"
        run: |
          if [[ "${{ steps.compatibility-checker.outcome }}" == 'failure' ]]; then
            if [[ "${{ !startsWith(github.event.pull_request.title, 'feat') }}" ]]; then
              echo "Action item: Change the conventional commit to use 'feat'"
              exit 1
            fi
          elif [[ "${{ !startsWith(github.event.pull_request.title, 'feat') }}" ]]; then
            echo "Action item: No features found, do not use 'feat' for the conventional commit"
            exit 1
          fi