language: php
php:
  - 5.4
  - 5.5
  - 5.6
  - 7.0
  - 7.1
  - 7.2
  - nightly
env:
  - COMPOSER_REQUIRE=""
  - COMPOSER_REQUIRE="composer require masterminds/html5"
install:
  - $COMPOSER_REQUIRE
before_script: composer install