there repository

ui/src/core/extensions/extensions.ts

@@ -1,19 +1,27 @@
 import { ArrayExtensions } from "./array";
+import { MapExtensions } from "./map";
 import { StringExtensions } from "./string";
 
+export type CallBackFunction = <T>(value: T) => void;
+
 declare global {
   interface Array<T> {
     // @strict: The parameter is determined whether the arrays must be exactly the same in content and order of this relationship or simply follow the same requirements.
     equals(array: Array<T>, strict: boolean): boolean;
     lastElement(): T | undefined;
     isEmpty(): boolean;
-    isNotEmpty():boolean;
+    isNotEmpty(): boolean;
+    hasIncludeElement(element: T): boolean;
   }
   interface String {
     isEmpty(): boolean;
   }
+  interface Map<K, V> {
+    addValueOrMakeCallback(key: K, value: V, callBack: CallBackFunction): void;
+  }
 }
 export const extensions = () => {
   ArrayExtensions();
   StringExtensions();
+  MapExtensions();
 };