*/ interface ExtensionInterface { /** * Returns the token parser instances to add to the existing list. * * @return TokenParserInterface[] */ public function getTokenParsers(); /** * Returns the node visitor instances to add to the existing list. * * @return NodeVisitorInterface[] */ public function getNodeVisitors(); /** * Returns a list of filters to add to the existing list. * * @return TwigFilter[] */ public function getFilters(); /** * Returns a list of tests to add to the existing list. * * @return TwigTest[] */ public function getTests(); /** * Returns a list of functions to add to the existing list. * * @return TwigFunction[] */ public function getFunctions(); /** * Returns a list of operators to add to the existing list. * * @return array First array of unary operators, second array of binary operators */ public function getOperators(); } class_alias('Twig\Extension\ExtensionInterface', 'Twig_ExtensionInterface'); // Ensure that the aliased name is loaded to keep BC for classes implementing the typehint with the old aliased name. class_exists('Twig\Environment');