fix: generators with server functions (#1888)

Author: brenelz

packages/start/package.json

@@ -63,7 +63,7 @@
     "vinxi": "^0.5.3"
   },
   "dependencies": {
-    "@tanstack/server-functions-plugin": "^1.105.2",
+    "@tanstack/server-functions-plugin": "^1.119.2",
     "@vinxi/plugin-directives": "^0.5.0",
     "@vinxi/server-components": "^0.5.0",
     "defu": "^6.1.2",

packages/tests/cypress/e2e/server-function.cy.ts

@@ -48,4 +48,8 @@ describe("server-function", () => {
     cy.visit("is-server-with-anon-default-export");
     cy.get("#server-fn-test").contains('{"serverFnWithIsServer":true}');
   });
+  it("should build with generator as server function", () => {
+    cy.visit("/generator-server-function");
+    cy.get("#server-fn-test").contains('¡Hola, Mundo!');
+  });
 });

packages/tests/src/app.tsx

@@ -47,6 +47,9 @@ export default function App() {
             <li>
               <a href="/is-server-with-anon-default-export">is server with anon default export</a>
             </li>
+            <li>
+              <a href="/generator-server-function">generator server function</a>
+            </li>
           </ul>
           <Suspense>{props.children}</Suspense>
         </MetaProvider>

packages/tests/src/functions/use-generator-server-function.ts

@@ -0,0 +1,5 @@
+export async function* sayHello() {
+    "use server";
+    yield "Hello, World!";
+    yield "¡Hola, Mundo!";
+}

packages/tests/src/routes/generator-server-function.tsx

@@ -0,0 +1,19 @@
+import { createSignal, onMount } from "solid-js";
+import { sayHello } from '~/functions/use-generator-server-function';
+
+export default function GeneratorServerFunction() {
+    const [output, setOutput] = createSignal<string>('');
+
+    onMount(async () => {
+        const greetings = await sayHello();
+        for await (const greeting of greetings) {
+            setOutput(greeting);
+        }
+    });
+
+    return (
+        <main>
+            <div id="server-fn-test">{output()}</div>
+        </main>
+    );
+}