simplify metadata logic

Author: ZamoraEmmanuel

CHANGES.txt

@@ -1,5 +1,5 @@
-1.3.0 (February 12, 2026)
-  - ConfigurationChanged event now forwards SDK_UPDATE metadata from Split (flagsChanged, metadata with type and names)
+1.3.0 (February 27, 2026)
+  - Updated ConfigurationChanged event to forward SDK_UPDATE metadata from Split (flagsChanged, metadata with type and names)
   - Requires @splitsoftware/splitio ^11.10.0 for SDK_UPDATE metadata support
 
 1.2.0 (November 7, 2025)

src/__tests__/nodeSuites/provider.spec.js

@@ -291,7 +291,7 @@ describe('provider events metadata', () => {
     expect(configChangedDetails.length).toBe(1);
     expect(configChangedDetails[0].providerName).toBe('split');
     expect(configChangedDetails[0].metadata).toEqual({ type: 'SEGMENTS_UPDATE' });
-    expect(configChangedDetails[0].flagsChanged).toBeUndefined();
+    expect(configChangedDetails[0].flagsChanged).toEqual([]);
 
     await provider.onClose();
   });

src/lib/js-split-provider.ts

@@ -54,9 +54,7 @@ export class OpenFeatureSplitProvider implements Provider {
           ...(updateMetadata
             ? {
                 metadata: { type: updateMetadata.type },
-                ...(updateMetadata.type === 'FLAGS_UPDATE'
-                  ? { flagsChanged: updateMetadata.names }
-                  : {}),
+                flagsChanged: updateMetadata.names || [],
               }
             : {}),
         };