Edit File: ParentConnectingVisitor.php
<?php declare(strict_types=1); namespace PhpParser\NodeVisitor; use PhpParser\Node; use PhpParser\NodeVisitorAbstract; use function array_pop; use function count; /** * Visitor that connects a child node to its parent node. * * On the child node, the parent node can be accessed through * <code>$node->getAttribute('parent')</code>. */ final class ParentConnectingVisitor extends NodeVisitorAbstract { /** * @var Node[] */ private array $stack = []; public function beforeTraverse(array $nodes) { $this->stack = []; } public function enterNode(Node $node) { if (!empty($this->stack)) { $node->setAttribute('parent', $this->stack[count($this->stack) - 1]); } $this->stack[] = $node; } public function leaveNode(Node $node) { array_pop($this->stack); } }
Back