<?php
  
  /*
   * This file is part of the Symfony package.
   *
   * (c) Fabien Potencier <fabien@symfony.com>
   *
   * For the full copyright and license information, please view the LICENSE
   * file that was distributed with this source code.
   */
  
  namespace Symfony\Component\Console;
  
  /**
   * Contains all events dispatched by an Application.
   *
   * @author Francesco Levorato <git@flevour.net>
   */
  final class ConsoleEvents
  {
      /**
       * The COMMAND event allows you to attach listeners before any command is
       * executed by the console. It also allows you to modify the command, input and output
       * before they are handled to the command.
       *
       * The event listener method receives a Symfony\Component\Console\Event\ConsoleCommandEvent
       * instance.
       *
       * @var string
       */
      const COMMAND = 'console.command';
  
      /**
       * The TERMINATE event allows you to attach listeners after a command is
       * executed by the console.
       *
       * The event listener method receives a Symfony\Component\Console\Event\ConsoleTerminateEvent
       * instance.
       *
       * @var string
       */
      const TERMINATE = 'console.terminate';
  
      /**
       * The EXCEPTION event occurs when an uncaught exception appears.
       *
       * This event allows you to deal with the exception or
       * to modify the thrown exception. The event listener method receives
       * a Symfony\Component\Console\Event\ConsoleExceptionEvent
       * instance.
       *
       * @var string
       */
      const EXCEPTION = 'console.exception';
  }