lint.yml

# This workflow holds jobs for linting, currently PHP only.

name: Linting

on: pull_request

env:
  COMPOSER_ROOT_VERSION: "dev-master"

jobs:
  ### Runs `php -l` over all PHP files, in all relevant PHP versions
  # Local equivalent: `composer php:lint`
  php_lint:
    name: PHP lint (${{ matrix.php-versions }})
    runs-on: ubuntu-latest
    continue-on-error: ${{ matrix.experimental }}
    timeout-minutes: 3  # Successful runs seem to take ~1 minute

    strategy:
      fail-fast: false
      matrix:
        php-versions: [ '7.4', '8.0' ]
        experimental: [ false ]

    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4

      - uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php-versions }}
          tools: composer
          coverage: none

      - name: Get Composer cache directory
        id: composer-cache
        run: |
          echo "::set-output name=dir::$(composer config cache-files-dir)"
      - name: Use composer cache
        uses: actions/cache@v3
        with:
          path: ${{ steps.composer-cache.outputs.dir }}
          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
          restore-keys: |
            ${{ runner.os }}-composer-

      - name: Tool versions
        run: |
          which php
          php --version
          which composer
          composer --version
          which jq
          jq --version

      - name: Install dependencies
        run: |
          # Install stuff ignoring platform reqs.
          composer install --ignore-platform-reqs
          # Remove stuff we don't need here that fails some platform reqs.
          # This will complain if we missed any.
          composer remove --dev automattic/jetpack-codesniffer

      - name: Run linter
        run: |
          composer php:lint -- --checkstyle

  ### Runs phpcs on all PHP files.
  # Local equivalent: `composer phpcs:lint:required`
  phpcs:
    name: PHP Code Sniffer
    runs-on: ubuntu-latest
    timeout-minutes: 5 # Successful runs seem to take ~1 minute. Let's stay on the safe side.

    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: 7.4
          tools: composer
          extensions: mysql, imagick
          coverage: none

      - name: Get Composer cache directory
        id: composer-cache
        run: |
          echo "::set-output name=dir::$(composer config cache-files-dir)"
      - name: Use composer cache
        uses: actions/cache@v3
        with:
          path: ${{ steps.composer-cache.outputs.dir }}
          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
          restore-keys: |
            ${{ runner.os }}-composer-

      - name: Tool versions
        run: |
          which php
          php --version
          which composer
          composer --version
          which jq
          jq --version

      - name: Install dependencies
        run: composer install

      - name: Run phpcs
        run: |
          composer phpcs:lint -- --report=emacs --standard=.github/files/php-linting-phpcs.xml

  ### Runs PHPCompatibility over all PHP files.
  # Local equivalent: `composer phpcs:compatibility`
  phpcompatibility:
    name: PHP Compatibility
    runs-on: ubuntu-latest
    timeout-minutes: 5 # Successful runs seem to take ~1 minute. Let's stay on the safe side.

    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: 7.4
          tools: composer
          extensions: mysql, imagick
          coverage: none

      - name: Get Composer cache directory
        id: composer-cache
        run: |
          echo "::set-output name=dir::$(composer config cache-files-dir)"
      - name: Use composer cache
        uses: actions/cache@v3
        with:
          path: ${{ steps.composer-cache.outputs.dir }}
          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
          restore-keys: |
            ${{ runner.os }}-composer-

      - name: Tool versions
        run: |
          which php
          php --version
          which composer
          composer --version
          which jq
          jq --version

      - name: Install dependencies
        run: composer install

      - name: Run phpcs for PHPCompatibility
        run: |
          composer phpcs:compatibility -- --report=emacs .