use proxy to intercept view's property

js-framework/util/types.ts

@@ -1,24 +1,3 @@
-export interface IWatcher {
-    onPropertyChanged(propKey: string, oldV: any, newV: any): void
-}
-
-
-export function Property(target: IWatcher, propKey: string) {
-    const key = Symbol(propKey)
-    Reflect.defineProperty(target, propKey, {
-        configurable: false,
-        enumerable: true,
-        get: () => {
-            return Reflect.get(target, key)
-        },
-        set: (v: any) => {
-            const oldV = Reflect.get(target, key)
-            Reflect.set(target, key, v)
-            target.onPropertyChanged(propKey, oldV, v)
-        }
-    })
-}
-
 export interface Modeling {
     toModel(): Model
 }