phplint.yml

---
name: PHP Lint

on:
  - push
  - pull_request
  # Allow manually triggering the workflow.
  - workflow_dispatch

# Cancels all previous workflow runs for the same branch that have not yet completed.
concurrency:
  # The concurrency group contains the workflow name and the branch name.
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  phplint:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        php: ['5.4', '5.6', '7.2', 'latest']

    name: "PHP Lint: PHP ${{ matrix.php }}"

    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Install PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php }}
          coverage: none
          tools: cs2pr

      # Install dependencies and handle caching in one go.
      # @link https://github.com/marketplace/actions/install-php-dependencies-with-composer
      - name: Install Composer dependencies
        uses: "ramsey/composer-install@v2"
        with:
          # Bust the cache at least once a month - output format: YYYY-MM.
          custom-cache-suffix: $(date -u "+%Y-%m")

      - name: Lint against parse errors
        run: composer lint -- --checkstyle | cs2pr