fix: TS types on Router children components

index.d.ts

@@ -65,7 +65,10 @@ export function Route<Props>(
 export function Link(props: {activeClassName?: string} & preact.JSX.HTMLAttributes): preact.VNode;
 
 declare module 'preact' {
-    export interface Attributes extends RoutableProps {}
+    namespace JSX {
+        interface IntrinsicAttributes extends RoutableProps {}
+    }
+    interface Attributes extends RoutableProps {}
 }
 
 export default Router;

package.json

@@ -73,7 +73,7 @@
     "rimraf": "^2.5.1",
     "sinon": "^7.1.0",
     "sinon-chai": "^2.8.0",
-    "typescript": "^3.4.4",
+    "typescript": "4.0.5",
     "webpack": "^4.42.0"
   }
 }

test/router.tsx

@@ -11,12 +11,17 @@ const SomeFunctionalComponent: FunctionalComponent<{}> = ({}) => {
     return <div></div>;
 };
 
+function FunctionalComponentWithoutAnnotation() {
+    return <div />;
+}
+
 function RouterWithComponents() {
     return (
         <Router>
             <div default></div>
             <ClassComponent default />
             <SomeFunctionalComponent default />
+            <FunctionalComponentWithoutAnnotation default />
             <div path="/a"></div>
             <ClassComponent path="/b" />
             <SomeFunctionalComponent path="/c" />