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- <?php
- /*
- * This file is part of Twig.
- *
- * (c) 2009 Fabien Potencier
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- abstract class Twig_Extension implements Twig_ExtensionInterface
- {
- /**
- * Initializes the runtime environment.
- *
- * This is where you can load some file that contains filter functions for instance.
- *
- * @param Twig_Environment $environment The current Twig_Environment instance
- */
- public function initRuntime(Twig_Environment $environment)
- {
- }
- /**
- * Returns the token parser instances to add to the existing list.
- *
- * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances
- */
- public function getTokenParsers()
- {
- return array();
- }
- /**
- * Returns the node visitor instances to add to the existing list.
- *
- * @return array An array of Twig_NodeVisitorInterface instances
- */
- public function getNodeVisitors()
- {
- return array();
- }
- /**
- * Returns a list of filters to add to the existing list.
- *
- * @return array An array of filters
- */
- public function getFilters()
- {
- return array();
- }
- /**
- * Returns a list of tests to add to the existing list.
- *
- * @return array An array of tests
- */
- public function getTests()
- {
- return array();
- }
- /**
- * Returns a list of functions to add to the existing list.
- *
- * @return array An array of functions
- */
- public function getFunctions()
- {
- return array();
- }
- /**
- * Returns a list of operators to add to the existing list.
- *
- * @return array An array of operators
- */
- public function getOperators()
- {
- return array();
- }
- /**
- * Returns a list of global variables to add to the existing list.
- *
- * @return array An array of global variables
- */
- public function getGlobals()
- {
- return array();
- }
- }
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