language: php

before_script:
  - composer self-update
  - composer config platform.php $PHP_VERSION
  - composer install --prefer-source --no-interaction --dev

matrix:
  fast_finish: true
  include:
    - php: '5.6'
      env: PHP_VERSION=5.6
    - php: '7.0'
      env: PHP_VERSION=7.0
    - php: '7.1'
      env: PHP_VERSION=7.1
    - php: '7.2'
      env: PHP_VERSION=7.2

after_success:
  - php vendor/bin/php-coveralls -v