4 * This file is part of the Symfony package.
6 * (c) Fabien Potencier <fabien@symfony.com>
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
12 namespace Symfony\Component\Console\Helper;
15 * HelperInterface is the interface all helpers must implement.
17 * @author Fabien Potencier <fabien@symfony.com>
21 interface HelperInterface
24 * Sets the helper set associated with this helper.
26 * @param HelperSet $helperSet A HelperSet instance
30 public function setHelperSet(HelperSet $helperSet = null);
33 * Gets the helper set associated with this helper.
35 * @return HelperSet A HelperSet instance
39 public function getHelperSet();
42 * Returns the canonical name of this helper.
44 * @return string The canonical name
48 public function getName();