phpcs.yml

name: PHPCS

on:
  pull_request:
    paths:
      - '**.php'

jobs:
  phpcs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: '7.4'
          tools: composer

      - name: Get changed PHP files
        id: changed-files
        uses: tj-actions/changed-files@v45
        with:
          files: '**.php'
          separator: ' '

      - name: Install Composer dependencies
        if: steps.changed-files.outputs.any_changed == 'true'
        run: composer install --no-interaction --no-progress

      - name: Run PHPCS on changed files
        if: steps.changed-files.outputs.any_changed == 'true'
        env:
          PHP_FILES: ${{ steps.changed-files.outputs.added_files }} ${{ steps.changed-files.outputs.copied_files }} ${{ steps.changed-files.outputs.modified_files }} ${{ steps.changed-files.outputs.renamed_files }}
        run: |
          if [ -n "$(echo "$PHP_FILES" | xargs)" ]; then
            composer phpcs -- $PHP_FILES
          else
            echo "No existing PHP files to lint (only deletions in this PR)."
          fi