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   1  <?php
   2  /**
   3   * Part of the Joomla Framework Console Package
   4   *
   5   * @copyright  Copyright (C) 2005 - 2021 Open Source Matters, Inc. All rights reserved.
   6   * @license    GNU General Public License version 2 or later; see LICENSE
   7   */
   8  
   9  namespace Joomla\Console\Loader;
  10  
  11  use Joomla\Console\Command\AbstractCommand;
  12  use Symfony\Component\Console\Exception\CommandNotFoundException;
  13  
  14  /**
  15   * Interface defining a command loader.
  16   *
  17   * @since  2.0.0
  18   */
  19  interface LoaderInterface
  20  {
  21      /**
  22       * Loads a command.
  23       *
  24       * @param   string  $name  The command to load.
  25       *
  26       * @return  AbstractCommand
  27       *
  28       * @since   2.0.0
  29       * @throws  CommandNotFoundException
  30       */
  31  	public function get(string $name): AbstractCommand;
  32  
  33      /**
  34       * Get the names of the registered commands.
  35       *
  36       * @return  string[]
  37       *
  38       * @since   2.0.0
  39       */
  40  	public function getNames(): array;
  41  
  42      /**
  43       * Checks if a command exists.
  44       *
  45       * @param   string  $name  The command to check.
  46       *
  47       * @return  boolean
  48       *
  49       * @since   2.0.0
  50       */
  51  	public function has($name): bool;
  52  }