52 lines
1.2 KiB
PHP
52 lines
1.2 KiB
PHP
<?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.
|
|
*/
|
|
|
|
namespace Twig\NodeVisitor;
|
|
|
|
use Twig\Environment;
|
|
use Twig\Node\Node;
|
|
|
|
/**
|
|
* Interface for node visitor classes.
|
|
*
|
|
* @author Fabien Potencier <fabien@symfony.com>
|
|
*/
|
|
interface NodeVisitorInterface
|
|
{
|
|
/**
|
|
* Called before child nodes are visited.
|
|
*
|
|
* @return Node The modified node
|
|
*/
|
|
public function enterNode(Node $node, Environment $env);
|
|
|
|
/**
|
|
* Called after child nodes are visited.
|
|
*
|
|
* @return Node|null The modified node or null if the node must be removed
|
|
*/
|
|
public function leaveNode(Node $node, Environment $env);
|
|
|
|
/**
|
|
* Returns the priority for this visitor.
|
|
*
|
|
* Priority should be between -10 and 10 (0 is the default).
|
|
*
|
|
* @return int The priority level
|
|
*/
|
|
public function getPriority();
|
|
}
|
|
|
|
class_alias('Twig\NodeVisitor\NodeVisitorInterface', 'Twig_NodeVisitorInterface');
|
|
|
|
// Ensure that the aliased name is loaded to keep BC for classes implementing the typehint with the old aliased name.
|
|
class_exists('Twig\Environment');
|