From 1c4f7ab3b838b23afb2ee4dab14acbf75956e952 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Tue, 22 Mar 2022 12:24:31 +0300
Subject:  * add phpunit as a dev dependency  * add some basic tests for
 UrlHelper::rewrite_relative()  * fix UrlHelper::rewrite_relative() to work
 better on non-absolute    relative URL paths

---
 .../NodeVisitor/ParentConnectingVisitor.php        | 41 ++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 vendor/nikic/php-parser/lib/PhpParser/NodeVisitor/ParentConnectingVisitor.php

(limited to 'vendor/nikic/php-parser/lib/PhpParser/NodeVisitor/ParentConnectingVisitor.php')

diff --git a/vendor/nikic/php-parser/lib/PhpParser/NodeVisitor/ParentConnectingVisitor.php b/vendor/nikic/php-parser/lib/PhpParser/NodeVisitor/ParentConnectingVisitor.php
new file mode 100644
index 000000000..b98d2bfa6
--- /dev/null
+++ b/vendor/nikic/php-parser/lib/PhpParser/NodeVisitor/ParentConnectingVisitor.php
@@ -0,0 +1,41 @@
+<?php declare(strict_types=1);
+
+namespace PhpParser\NodeVisitor;
+
+use function array_pop;
+use function count;
+use PhpParser\Node;
+use PhpParser\NodeVisitorAbstract;
+
+/**
+ * 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 $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);
+    }
+}
-- 
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