name: Code Quality

on:
  pull_request:

jobs:
  codeQuality:
    runs-on: ubuntu-latest
    name: PHPCS
    steps:
      - name: Checkout changes
        uses: actions/checkout@v1
      - name: Install PHP and PHP Code Sniffer
        uses: shivammathur/setup-php@v1
        with:
          php-version: '7.3'
          tools: phpcs
      - name: Setup problem matcher for PHPCS
        run: echo "::add-matcher::${{ github.workspace }}/.github/workflows/matchers/phpcs-matcher.json"
      - name: Run code quality checks
        run: |
          git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*" && git fetch
          phpcs --colors -nq --report="checkstyle" --extensions="php" $(git diff --name-only --diff-filter=ACMR origin/${{ github.base_ref }} HEAD)