language: php

sudo: false

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

php:
  - 7.1
  - 7.2
  - 7.3

branches:
  except:
    - /^analysis-.*$/
    - /^patch-.*$/

env:
  - TEST_COMMAND="composer test"

matrix:
    fast_finish: true
    include:
        - php: 7.1
          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" PREFER_COVERAGE=true
        - name: Backward compatibility test (Disabled)
          php: 7.3
          env: DEPENDENCIES="roave/backward-compatibility-check"
          script: ./vendor/bin/roave-backward-compatibility-check || true
        - name: PHPStan
          php: 7.2
          env: DEPENDENCIES="phpstan/phpstan phpstan/phpstan-webmozart-assert"
          script: ./vendor/bin/phpstan analyse src

before_install:
  - if [[ "$PREFER_COVERAGE" = true ]] && [[ "$TRAVIS_PULL_REQUEST" = false ]]; then TEST_COMMAND="composer test-coverage" COVERAGE=true; fi
  - if ! [ -z "$DEPENDENCIES" ]; then composer require --no-update ${DEPENDENCIES}; fi;

install:
    - composer update ${COMPOSER_FLAGS} --prefer-dist --no-interaction

script:
  - composer validate --strict --no-check-lock
  - echo $TEST_COMMAND
  - $TEST_COMMAND

after_success:
    - if [[ "$COVERAGE" = true ]]; then wget https://scrutinizer-ci.com/ocular.phar; fi
    - if [[ "$COVERAGE" = true ]]; then php ocular.phar code-coverage:upload --format=php-clover build/coverage.xml; fi