language: php

php:
  - 5.3
  - 5.4
  - 5.5
  - 5.6
  - 7.0
  - hhvm

install:
  - composer install --dev --prefer-source

script:
  - find ./src -name "*.php" -print0 | xargs -0 -n1 -P8 php -l
  - phpunit
  - vendor/bin/phpspec run -f pretty --no-interaction
  # Don't test coding on php 5.3.
  - test ${TRAVIS_PHP_VERSION} == "5.3" || ./vendor/bin/phpcs --standard=./phpcs-ruleset.xml --ignore=./vendor --ignore=./doc --ignore=./spec --ignore=./drush .

# Enable Travis containers.
sudo: false