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<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Interface implemented by extension classes.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
interface Twig_ExtensionInterface
{
/**
* Initializes the runtime environment.
*
* This is where you can load some file that contains filter functions for instance.
*
* @deprecated since 1.23 (to be removed in 2.0), implement Twig_Extension_InitRuntimeInterface instead
*/
public function initRuntime(Twig_Environment $environment);
/**
* Returns the token parser instances to add to the existing list.
*
* @return Twig_TokenParserInterface[]
*/
public function getTokenParsers();
/**
* Returns the node visitor instances to add to the existing list.
*
* @return Twig_NodeVisitorInterface[]
*/
public function getNodeVisitors();
/**
* Returns a list of filters to add to the existing list.
*
* @return Twig_SimpleFilter[]
*/
public function getFilters();
/**
* Returns a list of tests to add to the existing list.
*
* @return Twig_SimpleTest[]
*/
public function getTests();
/**
* Returns a list of functions to add to the existing list.
*
* @return Twig_SimpleFunction[]
*/
public function getFunctions();
/**
* Returns a list of operators to add to the existing list.
*
* @return array<array> First array of unary operators, second array of binary operators
*/
public function getOperators();
/**
* Returns a list of global variables to add to the existing list.
*
* @return array An array of global variables
*
* @deprecated since 1.23 (to be removed in 2.0), implement Twig_Extension_GlobalsInterface instead
*/
public function getGlobals();
/**
* Returns the name of the extension.
*
* @return string The extension name
*
* @deprecated since 1.26 (to be removed in 2.0), not used anymore internally
*/
public function getName();
}
class_alias('Twig_ExtensionInterface', 'Twig\Extension\ExtensionInterface', false);
class_exists('Twig_Environment');
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