the latest code

vendor/league/commonmark/src/Node/NodeWalkerEvent.php

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+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the league/commonmark package.
+ *
+ * (c) Colin O'Dell <colinodell@gmail.com>
+ *
+ * Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js)
+ *  - (c) John MacFarlane
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace League\CommonMark\Node;
+
+final class NodeWalkerEvent
+{
+    /** @psalm-readonly */
+    private Node $node;
+
+    /** @psalm-readonly */
+    private bool $isEntering;
+
+    public function __construct(Node $node, bool $isEntering = true)
+    {
+        $this->node       = $node;
+        $this->isEntering = $isEntering;
+    }
+
+    public function getNode(): Node
+    {
+        return $this->node;
+    }
+
+    public function isEntering(): bool
+    {
+        return $this->isEntering;
+    }
+}