action.yml

name: 'PHPStan Analysis'
description: 'Run PHPStan static analysis'
author: 'Zeroseven'

branding:
  icon: 'check-circle'
  color: 'green'

inputs:
  php-version:
    description: 'PHP version to use'
    required: false
    default: '8.3'
  config:
    description: 'Path to phpstan.neon configuration file'
    required: true
  paths:
    description: 'Paths to analyze (space-separated)'
    required: false
    default: '.'
  level:
    description: 'Analysis level (0-9, or max)'
    required: false
    default: ''
  memory-limit:
    description: 'Memory limit for PHPStan'
    required: false
    default: '1G'
  error-format:
    description: 'Error output format'
    required: false
    default: 'github'

runs:
  using: 'composite'
  steps:
    - name: Check config file exists
      shell: bash
      run: |
        if [ ! -f "${{ inputs.config }}" ]; then
          echo "::error::PHPStan config file not found: ${{ inputs.config }}"
          echo "::error::Please create a phpstan.neon file in your project root"
          exit 1
        fi

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

    - name: Cache PHPStan results
      uses: actions/cache@v4
      with:
        path: .phpstan/
        key: phpstan-${{ runner.os }}-${{ inputs.php-version }}-${{ hashFiles('**/composer.lock', inputs.config) }}
        restore-keys: |
          phpstan-${{ runner.os }}-${{ inputs.php-version }}-
          phpstan-${{ runner.os }}-

    - name: Run PHPStan
      shell: bash
      run: |
        PHPSTAN_CMD="vendor/bin/phpstan analyze \
          --no-progress \
          --memory-limit=${{ inputs.memory-limit }} \
          --configuration=${{ inputs.config }} \
          --error-format=${{ inputs.error-format }}"

        if [ -n "${{ inputs.level }}" ]; then
          PHPSTAN_CMD="$PHPSTAN_CMD --level=${{ inputs.level }}"
        fi

        $PHPSTAN_CMD ${{ inputs.paths }}