.travis.yml

language: php
sudo: false

php:
  - 7.1
  - 7.2
  - 7.3
  - 7.4

matrix:
  include:
    - php: 7.1
      env: COMPOSER_FLAGS='--prefer-lowest --prefer-stable'

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

before_script:
  - if [[ $TRAVIS_PHP_VERSION = '7.1' ]] ; then PHPUNIT_FLAGS="--coverage-clover=coverage.clover"; else phpenv config-rm xdebug.ini; fi
  - travis_retry composer self-update
  - travis_retry composer update $COMPOSER_FLAGS

script:
  - vendor/bin/phpunit $PHPUNIT_FLAGS
  - vendor/bin/phpstan analyse -c ./phpstan.neon --level 6 src
  - vendor/bin/psalm
  - vendor/sebastian/phpcpd/phpcpd ./src/
  - vendor/friendsofphp/php-cs-fixer/php-cs-fixer fix --verbose --allow-risky=yes --dry-run

after_script:
  - wget https://scrutinizer-ci.com/ocular.phar
  - if [[ $TRAVIS_PHP_VERSION = '7.1' ]] ; then php ocular.phar code-coverage:upload --format=php-clover coverage.clover; fi