language: php

php:
  - 7.1
  - 7.2
  - 7.3

notifications:
  email:
    on_success: never
    on_failure: change

branches:
  only:
    - master

cache:
  apt: true
  directories:
    - node_modules
    - $HOME/.composer/cache

matrix:
  fast_finish: true
  include:
    - php: 7.3
      env: WP_VERSION=latest WP_MULTISITE=0
    - php: 7.2
      env: WP_VERSION=latest WP_MULTISITE=0
    - php: 7.1
      env: WP_VERSION=latest WP_MULTISITE=0

install:
  - phpenv config-rm xdebug.ini || echo 'No xdebug config.'
  - composer install --no-interaction --no-suggest
  - phpenv rehash

script:
  # Search for PHP syntax errors.
  - find -L . -path ./vendor -prune -o -name '*.php' -print0 | xargs -0 -n 1 -P 4 php -l
  # Run PHPCS.
  - composer phpcs