language: php

php:
    - 5.6
    - 7.0
    - 7.1
    - 7.2
    - 7.3
    - 7.4
    - nightly

matrix:
  allow_failures:
    # Allow failures for unstable builds.
    - php: "nightly"

before_script:
  - |
    if [[ $TRAVIS_PHP_VERSION == "nightly" ]]; then
      travis_retry composer install --no-interaction --ignore-platform-reqs
    else
      travis_retry composer install --no-interaction
    fi

script:
    - composer test

branches:
  except:
    - one-dot-two