Allow Component<void, void>

mobxjs · Jan 11, 2017 · 63be8ad · 63be8ad
1 parent 44ea13d
commit 63be8ad
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/src/index.d.ts b/src/index.d.ts
@@ -8,7 +8,7 @@ export type IReactComponent<P> = React.StatelessComponent<P> | React.ComponentCl
 
 export function observer<P>(clazz: IReactComponent<P>): React.ClassicComponentClass<P>;
 export function observer<P>(clazz: React.ClassicComponentClass<P>): React.ClassicComponentClass<P>;
-export function observer<P, TFunction extends React.ComponentClass<P>>(target: TFunction): TFunction; // decorator signature
+export function observer<P, TFunction extends React.ComponentClass<P | void>>(target: TFunction): TFunction; // decorator signature
 
 export function inject<P>(...stores: string[]): <TFunction extends IReactComponent<P>>(target: TFunction) => TFunction; // decorator signature
 export function inject<T, P>(storesToProps : IStoresToProps<T, P>): <TFunction extends IReactComponent<T | P>>(target: TFunction) => TFunction; // decorator

diff --git a/test/ts/compile-ts.tsx b/test/ts/compile-ts.tsx
@@ -151,3 +151,13 @@ class ObserverTest extends Component<any, any> {
 		return <Observer>{() => <div>test</div>}</Observer>;
 	}
 }
+
+@observer
+class ComponentWithoutPropsAndState extends Component<void, void> {
+    componentDidUpdate() {
+    }
+
+    render() {
+        return (<div>Hello!</div>)
+    }
+}