HelperInterface.php

<?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\Helper;


/**
 * HelperInterface is the interface all helpers must implement.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
interface HelperInterface {
    
    /**
     * Sets the helper set associated with this helper.
     */
    public function setHelperSet(?HelperSet $helperSet) : void;
    
    /**
     * Gets the helper set associated with this helper.
     */
    public function getHelperSet() : ?HelperSet;
    
    /**
     * Returns the canonical name of this helper.
     */
    public function getName() : string;

}