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<?php
/**
* This file is part of the rybakit/twig-deferred-extension package.
*
* (c) Eugene Leonovich <[email protected]>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace Twig\DeferredExtension;
use Twig\Environment;
use Twig\Node\ModuleNode;
use Twig\Node\Node;
use Twig\NodeVisitor\NodeVisitorInterface;
final class DeferredNodeVisitor implements NodeVisitorInterface
{
private $hasDeferred = false;
public function enterNode(Node $node, Environment $env) : Node
if (!$this->hasDeferred && $node instanceof DeferredBlockNode) {
$this->hasDeferred = true;
}
return $node;
public function leaveNode(Node $node, Environment $env) : ?Node
if ($this->hasDeferred && $node instanceof ModuleNode) {
$node->getNode('constructor_end')->setNode('deferred_initialize', new DeferredInitializeNode());
$node->getNode('display_end')->setNode('deferred_resolve', new DeferredResolveNode());
$node->getNode('class_end')->setNode('deferred_declare', new DeferredDeclareNode());
$this->hasDeferred = false;
public function getPriority() : int
return 0;
rybakit /
twig-deferred-extension
