Return sorted names for api.registry.lookup.names (#4726)

CHANGELOG.md

@@ -10,6 +10,7 @@ Contributed:
 Changes:
 
 - Add basic `derive.bagsList` support
+- Return sorted names for `api.registry.lookup.names`
 - Optimize JSONRPC requests/response handling
 - Add latest Polkadot 9180 upgrade block
 

packages/types/src/metadata/PortableRegistry/PortableRegistry.ts

@@ -373,7 +373,7 @@ export class PortableRegistry extends Struct implements ILookup {
   }
 
   public get names (): string[] {
-    return Object.values(this.#names);
+    return Object.values(this.#names).sort();
   }
 
   /**