FilterInterface.php

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<?php

/*
 * This file is part of Twig.
 *
 * (c) 2010 Fabien Potencier
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

interface Twig_FilterInterface
{
    public function compile();

    public function needsEnvironment();

    public function needsContext();

    public function getSafe(Twig_Node $filterArgs);

    public function getPreservesSafety();

    public function getPreEscape();

    public function setArguments($arguments);

    public function getArguments();
}