document last core-js updates

rbri · rbri · commit 2dd3c232cbfd · 2025-12-19T10:17:02.000+01:00
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
@@ -7,7 +7,31 @@
     </properties>
 
     <body>
-        <release version="4.21.0" date="December xx, 2025" description="Bugfixes">
+        <release version="4.21.0" date="December xx, 2025" description="core-js, Bugfixes">
+            <action type="update" dev="RhinoTeam">
+                core-js: improved handling of unimplemented rest parameters in destructuring
+            </action>
+            <action type="fix" dev="RhinoTeam">
+                core-js: fix checking of proxy functions being constructors.
+            </action>
+            <action type="update" dev="RhinoTeam">
+                core-js: proxies refactored to be callable objects only if their initial target is callable
+            </action>
+            <action type="update" dev="rbri">
+                core-js: modernize and improve the approach used for 'caller' support
+            </action>
+            <action type="update" dev="rbri">
+                core-js: make 'caller' a function prototype property
+            </action>
+            <action type="update" dev="rbri">
+                core-js: make 'arguments' a function prototype property
+            </action>
+            <action type="update" dev="rbri">
+                core-js: make NativeCall attributes final
+            </action>
+            <action type="update" dev="rbri">
+                core-js: adjust our rhino fork to use the improved 'arguments' handling
+            </action>
             <action type="update" dev="RhinoTeam">
                 core-js: improved interpreter performance by avoiding the need for activation frames
             </action>
