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<?php
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/*
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* This file is part of Twig.
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*
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* (c) 2010 Fabien Potencier
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* Represents a template filter.
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*
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* @package twig
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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interface Twig_FilterInterface
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{
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/**
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* Compiles a filter.
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*
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* @return string The PHP code for the filter
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*/
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function compile();
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function needsEnvironment();
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function needsContext();
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function getSafe(Twig_Node $filterArgs);
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function getPreservesSafety();
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function getPreEscape();
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function setArguments($arguments);
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function getArguments();
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}
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