Helper.php

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<?php
 
namespace Symfony\Component\Console\Helper;
 
/*
 * This file is part of the Symfony framework.
 *
 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */
 
abstract class Helper implements HelperInterface
{
    protected $helperSet = null;
 
    public function setHelperSet(HelperSet $helperSet = null)
    {
        $this->helperSet = $helperSet;
    }
 
    public function getHelperSet()
    {
        return $this->helperSet;
    }
}