File: .travis.yml

language: php
php:
  - '5.6'
  - '7.1'
  - '7.2'
  - '7.3'
  - '7.4'
matrix:
  fast_finish: true

  include:
    - php: '7.2'
      env: SNIFF=1

before_install:
  # Install PHP CodeSniffer.
  - if [[ "$SNIFF" == "1" ]]; then composer self-update; fi
  - if [[ "$SNIFF" == "1" ]]; then composer install; fi
  - 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.
  # If the custom ruleset is named `.phpcs.xml`, `phpcs.xml`, `.phpcs.xml.dist` or `phpcs.xml.dist`
  # and, like the travis script, is in the root of the project, you can leave
  # out the `--standard=` part of the command.
  - if [[ "$SNIFF" == "1" ]]; then vendor/bin/phpcs .; fi