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\Helper;

    13 

    14 /**

    15  * HelperInterface is the interface all helpers must implement.

    16  *

    17  * @author Fabien Potencier <fabien@symfony.com>

    18  *

    19  * @api

    20  */

    21 interface HelperInterface

    22 {

    23     /**

    24      * Sets the helper set associated with this helper.

    25      *

    26      * @param HelperSet $helperSet A HelperSet instance

    27      *

    28      * @api

    29      */

    30     function setHelperSet(HelperSet $helperSet = null);

    31 

    32     /**

    33      * Gets the helper set associated with this helper.

    34      *

    35      * @return HelperSet A HelperSet instance

    36      *

    37      * @api

    38      */

    39     function getHelperSet();

    40 

    41     /**

    42      * Returns the canonical name of this helper.

    43      *

    44      * @return string The canonical name

    45      *

    46      * @api

    47      */

    48     function getName();

    49 }