[EDIT] FILE: 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 = null); /** * Gets the helper set associated with this helper. * * @return HelperSet|null */ public function getHelperSet(); /** * Returns the canonical name of this helper. * * @return string */ public function getName(); }
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