From d8e0d40c6a42941bc7745d068c581dfff47a7678 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nnes.com@googlemail.com>
Date: Sun, 22 Oct 2023 19:20:45 +0000
Subject: [PATCH] fix tests

---
 Stdlib/Tree/BinarySearchTree.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Stdlib/Tree/BinarySearchTree.php b/Stdlib/Tree/BinarySearchTree.php
index 2686b3075..0150cfb7b 100644
--- a/Stdlib/Tree/BinarySearchTree.php
+++ b/Stdlib/Tree/BinarySearchTree.php
@@ -53,7 +53,7 @@ class BinarySearchTree
      *
      * @since 1.0.0
      */
-    public function search(mixed $data) : ?Node
+    public function &search(mixed $data) : ?Node
     {
         if ($this->root === null) {
             return null;