bind function properties correctly

dojo · Jul 26, 2017 · a25e175 · a25e175
1 parent fd5af2e
commit a25e175
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/WidgetBase.ts b/src/WidgetBase.ts
@@ -507,7 +507,8 @@ export class WidgetBase<P = WidgetProperties, C extends DNode = DNode> extends E
 			let { boundFunc, scope } = bindInfo;
 
 			if (boundFunc === undefined || scope !== bind) {
-				this._bindFunctionPropertyMap.set(property, { boundFunc: property.bind(bind), scope: bind });
+				boundFunc = property.bind(bind) as (...args: any[]) => any;
+				this._bindFunctionPropertyMap.set(property, { boundFunc, scope: bind });
 			}
 			return boundFunc;
 		}