name: PHPStan

on:
  push:
    paths-ignore: ["**.md"]
  pull_request:
    paths-ignore: ["**.md"]

env:
  COMPOSER_FLAGS: --ansi --no-interaction --no-progress --prefer-dist

jobs:
  tests:
    name: PHPStan

    runs-on: ubuntu-latest

    strategy:
      matrix:
        php-version:
          - "8.1"

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

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

      - name: Get composer cache directory
        id: composercache
        shell: bash
        run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT

      - name: Restore cached dependencies
        uses: actions/cache@v4
        with:
          path: ${{ steps.composercache.outputs.dir }}
          key: php-${{ matrix.php-version }}-composer-${{ hashFiles('**/composer.json') }}
          restore-keys: php-${{ matrix.php-version }}-composer

      - name: Install latest dependencies
        run: composer update ${{ env.COMPOSER_FLAGS }}

      - name: Run PHPStan
        run: vendor/bin/phpstan analyse
