lint.yml

name: Lint

on:
  # Run on all pushes and on all pull requests.
  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:
  lint: #----------------------------------------------------------------------
    runs-on: ubuntu-latest

    strategy:
      matrix:
        # Lint against the high/low versions of each PHP major + nightly.
        php: ['5.6', '7.0', '7.4', '8.0', '8.3', '8.4']

    name: "Lint: PHP ${{ matrix.php }}"
    continue-on-error: ${{ matrix.php == '8.4' }}

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Install PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php }}
          ini-values: error_reporting=-1, display_errors=On, log_errors_max_len=0
          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 - normal
        if: ${{ matrix.php != '8.4' }}
        uses: "ramsey/composer-install@v3"
        with:
          # Bust the cache at least once a month - output format: YYYY-MM.
          custom-cache-suffix: $(date -u "+%Y-%m")

      # For PHP "nightly", we need to install with ignore platform reqs.
      - name: Install Composer dependencies - with ignore platform
        if: ${{ matrix.php == '8.4' }}
        uses: "ramsey/composer-install@v3"
        with:
          composer-options: "--ignore-platform-req=php+"
          custom-cache-suffix: $(date -u "+%Y-%m")

      - name: Lint against parse errors
        if: ${{ matrix.php >= '7.2' }}
        run: composer lint -- --checkstyle | cs2pr

      - name: Lint against parse errors
        if: ${{ matrix.php < '7.2' }}
        run: composer lint -- --exclude build --checkstyle | cs2pr