interface Twig_NodeVisitorInterface

Twig_NodeVisitorInterface is the interface the all node visitor classes must implement.

@package twig @author Fabien Potencier <fabien@symfony.com>

Hierarchy

Expanded class hierarchy of Twig_NodeVisitorInterface

All classes that implement Twig_NodeVisitorInterface

File

drupal/core/vendor/twig/twig/lib/Twig/NodeVisitorInterface.php, line 18

View source
interface Twig_NodeVisitorInterface {

  /**
   * Called before child nodes are visited.
   *
   * @param Twig_NodeInterface $node The node to visit
   * @param Twig_Environment   $env  The Twig environment instance
   *
   * @return Twig_NodeInterface The modified node
   */
  function enterNode(Twig_NodeInterface $node, Twig_Environment $env);

  /**
   * Called after child nodes are visited.
   *
   * @param Twig_NodeInterface $node The node to visit
   * @param Twig_Environment   $env  The Twig environment instance
   *
   * @return Twig_NodeInterface The modified node
   */
  function leaveNode(Twig_NodeInterface $node, Twig_Environment $env);

  /**
   * Returns the priority for this visitor.
   *
   * Priority should be between -10 and 10 (0 is the default).
   *
   * @return integer The priority level
   */
  function getPriority();

}

Members

Namesort descending Modifiers Type Description Overrides
Twig_NodeVisitorInterface::enterNode function Called before child nodes are visited. 4
Twig_NodeVisitorInterface::getPriority function Returns the priority for this visitor. 4
Twig_NodeVisitorInterface::leaveNode function Called after child nodes are visited. 4