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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Symfony\Component\Console;
  13  
  14  /**
  15   * Contains all events dispatched by an Application.
  16   *
  17   * @author Francesco Levorato <git@flevour.net>
  18   */
  19  final class ConsoleEvents
  20  {
  21      /**
  22       * The COMMAND event allows you to attach listeners before any command is
  23       * executed by the console. It also allows you to modify the command, input and output
  24       * before they are handled to the command.
  25       *
  26       * The event listener method receives a Symfony\Component\Console\Event\ConsoleCommandEvent
  27       * instance.
  28       *
  29       * @Event
  30       *
  31       * @var string
  32       */
  33      const COMMAND = 'console.command';
  34  
  35      /**
  36       * The TERMINATE event allows you to attach listeners after a command is
  37       * executed by the console.
  38       *
  39       * The event listener method receives a Symfony\Component\Console\Event\ConsoleTerminateEvent
  40       * instance.
  41       *
  42       * @Event
  43       *
  44       * @var string
  45       */
  46      const TERMINATE = 'console.terminate';
  47  
  48      /**
  49       * The EXCEPTION event occurs when an uncaught exception appears.
  50       *
  51       * This event allows you to deal with the exception or
  52       * to modify the thrown exception. The event listener method receives
  53       * a Symfony\Component\Console\Event\ConsoleExceptionEvent
  54       * instance.
  55       *
  56       * @Event
  57       *
  58       * @var string
  59       */
  60      const EXCEPTION = 'console.exception';
  61  }