.travis.yml

language: php

cache:
  directories:
    - $HOME/.composer/cache

php:
  - 5.3
  - 5.4
  - 5.5
  - 5.6
  - 7.0
  - 7.1
  - hhvm

env:
  global:
    - coverage=false
    - phpstan=false
    - setup=basic

sudo: false

before_install:
  - if [[ $TRAVIS_PHP_VERSION != 7.1 && $TRAVIS_PHP_VERSION != 'hhvm' && $coverage = 'false' ]]; then phpenv config-rm xdebug.ini; fi

install:
  - if [[ $setup = 'basic' ]]; then travis_retry composer install --prefer-dist --no-interaction --no-suggest; fi
  - if [[ $setup = 'stable' ]]; then travis_retry composer update --prefer-dist --no-interaction --no-suggest --prefer-stable; fi
  - if [[ $setup = 'lowest' ]]; then travis_retry composer update --prefer-dist --no-interaction --no-suggest --prefer-stable --prefer-lowest; fi

script:
  - vendor/bin/phpunit --verbose --coverage-clover=coverage.xml
  - if [[ $phpstan = 'true' ]]; then travis_retry composer require --dev phpstan/phpstan:^0.6 && vendor/bin/phpstan analyse --configuration phpstan.neon --level 3 src tests; fi

after_success:
  - if [[ $coverage = 'true' ]]; then bash <(curl -s https://codecov.io/bash); fi

matrix:
  include:
    - php: 5.3
      env: setup=lowest
    - php: 5.3
      env: setup=stable
    - php: 5.4
      env: setup=lowest
    - php: 5.4
      env: setup=stable
    - php: 5.5
      env: setup=lowest
    - php: 5.5
      env: setup=stable
    - php: 5.6
      env: setup=lowest
    - php: 5.6
      env: setup=stable
    - php: 7.0
      env: setup=lowest
    - php: 7.0
      env:
        - phpstan=true
        - setup=stable
    - php: 7.1
      env: setup=lowest
    - php: 7.1
      env:
        - coverage=true
        - phpstan=true
        - setup=stable
  allow_failures:
    - php: hhvm
  fast_finish: true