name: CI

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - uses: shivammathur/setup-php@v1
      with:
        php-version: '7.4'  
        extensions: mbstring  
        coverage: xdebug
          
    - uses: actions/checkout@v1

    - name: Get composer cache directory
      id: composer-cache
      run: echo "::set-output name=dir::$(composer config cache-files-dir)"

    - name: Cache composer dependencies
      uses: actions/cache@v1
      with:
        path: ${{ steps.composer-cache.outputs.dir }}
        key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
        restore-keys: ${{ runner.os }}-composer-

    - name: Validate composer.json and composer.lock
      run: composer validate

    - name: Install dependencies
      run: composer install --prefer-dist --no-progress --no-suggest --no-interaction

    - name: phpunit
      run: vendor/bin/phpunit
    
    - name: phpcs
      run: vendor/bin/phpcs .
    
    - name: psalm
      run: vendor/bin/psalm --show-info=false
      
    - name: check readme refs
      run: ./check-refs-readmes