Don't crash when encounter unknown node

Fix solidjs-community#133

src/rules/reactivity.ts

@@ -843,6 +843,7 @@ export default createRule<Options, MessageIds>({
               this.skip(); // poor-man's `findInScope`: don't enter child scopes
             }
           },
+          fallback: "iteration", // Don't crash when encounter unknown node.
         });
       };
 

test/fixture/valid/as-expression/main.tsx

@@ -0,0 +1,11 @@
+// @ts-nocheck
+import { createSignal } from "solid-js";
+import { render } from "solid-js/web";
+
+function App() {
+  const [a] = createSignal("a" as string);
+
+  return <div>{a()}</div>;
+}
+
+render(() => <App />, document.getElementById("app"));