RPC-core createType swap (#3786)

* RPC-core createType swap

* CHANGELOG

* createType complexity

packages/typegen/src/util/index.ts

@@ -9,5 +9,8 @@ export * from './imports';
 export * from './initMeta';
 export * from './register';
 
-export const compareName = (a: { name: { toString(): string } }, b: { name: { toString(): string } }): number =>
-  a.name.toString().localeCompare(b.name.toString());
+type Cmp = { name: { toString(): string } };
+
+export function compareName (a: Cmp, b: Cmp): number {
+  return a.name.toString().localeCompare(b.name.toString());
+}