Do not use SplObjectStorage methods that will be deprecated in PHP 8.5

Author: sebastianbergmann

ChangeLog.md

@@ -2,6 +2,12 @@
 
 All notable changes are documented in this file using the [Keep a CHANGELOG](https://keepachangelog.com/) principles.
 
+## [5.0.1] - 2025-08-10
+
+### Changed
+
+* Do not use `SplObjectStorage` methods that will be deprecated in PHP 8.5
+
 ## [5.0.0] - 2023-02-03
 
 ### Removed
@@ -39,6 +45,7 @@ All notable changes are documented in this file using the [Keep a CHANGELOG](htt
 
 * Tests etc. are now ignored for archive exports
 
+[5.0.1]: https://github.com/sebastianbergmann/recursion-context/compare/5.0.0...5.0.1
 [5.0.0]: https://github.com/sebastianbergmann/recursion-context/compare/4.0.5...5.0.0
 [4.0.5]: https://github.com/sebastianbergmann/recursion-context/compare/4.0.4...4.0.5
 [4.0.4]: https://github.com/sebastianbergmann/recursion-context/compare/4.0.3...4.0.4

src/Context.php

@@ -116,8 +116,8 @@ private function addArray(array &$array): int
 
     private function addObject(object $object): string
     {
-        if (!$this->objects->contains($object)) {
-            $this->objects->attach($object);
+        if (!$this->objects->offsetExists($object)) {
+            $this->objects->offsetSet($object);
         }
 
         return spl_object_hash($object);
@@ -132,7 +132,7 @@ private function containsArray(array $array): false|int
 
     private function containsObject(object $value): false|string
     {
-        if ($this->objects->contains($value)) {
+        if ($this->objects->offsetExists($value)) {
             return spl_object_hash($value);
         }