fix: corrected the types for describeResponse (#191)

Author: MathurAditya724

src/__tests__/zodv4.test.ts

@@ -88,8 +88,13 @@ describe("zod v4", () => {
       }),
       validator("json", z.object({ message: z.string() })),
       describeResponse(
-        (c) => {
-          return c.json({ error: "some" }, 400);
+        async (c) => {
+          try {
+            return c.json({ message: "Hello World" }, 200);
+          } catch (e) {
+            console.error(e);
+            return c.json({ error: e.message }, 400);
+          }
         },
         {
           200: {

src/middlewares.ts

@@ -148,16 +148,16 @@ type HandlerResponse<
   T extends Partial<Record<StatusCode, StandardSchemaV1>> = Partial<
     Record<StatusCode, StandardSchemaV1>
   >,
-> = {
-  [K in keyof T]: T[K] extends StandardSchemaV1
-    ? PromiseOr<
-        TypedResponse<
+> = PromiseOr<
+  {
+    [K in keyof T]: T[K] extends StandardSchemaV1
+      ? TypedResponse<
           StandardSchemaV1.InferOutput<T[K]>,
           Num<K> extends StatusCode ? Num<K> : never
         >
-      >
-    : never;
-}[keyof T];
+      : never;
+  }[keyof T]
+>;
 
 export type Handler<
   E extends Env,