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.
 
+## [4.0.6] - 2025-08-10
+
+### Changed
+
+* Do not use `SplObjectStorage` methods that will be deprecated in PHP 8.5
+
 ## [4.0.5] - 2023-02-03
 
 ### Fixed
@@ -33,6 +39,7 @@ All notable changes are documented in this file using the [Keep a CHANGELOG](htt
 
 * Tests etc. are now ignored for archive exports
 
+[4.0.6]: https://github.com/sebastianbergmann/recursion-context/compare/4.0.5...4.0.6
 [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
 [4.0.3]: https://github.com/sebastianbergmann/recursion-context/compare/4.0.2...4.0.3

src/Context.php

@@ -158,8 +158,8 @@ private function addArray(array &$array)
      */
     private function addObject($object): string
     {
-        if (!$this->objects->contains($object)) {
-            $this->objects->attach($object);
+        if (!$this->objects->offsetExists($object)) {
+            $this->objects->offsetSet($object);
         }
 
         return spl_object_hash($object);
@@ -182,7 +182,7 @@ private function containsArray(array &$array)
      */
     private function containsObject($value)
     {
-        if ($this->objects->contains($value)) {
+        if ($this->objects->offsetExists($value)) {
             return spl_object_hash($value);
         }
 

tests/ContextTest.php

@@ -68,7 +68,7 @@ public function valuesProvider(): array
         $obj->self        = $obj;
 
         $storage = new SplObjectStorage;
-        $storage->attach($obj2);
+        $storage->offsetSet($obj2);
 
         return [
             [$obj, spl_object_hash($obj)],