REF: async async stats with async RH for streaming.

RobinTail · RobinTail · commit e74a0bfd4e00 · 2025-07-14T23:17:10.000+02:00
diff --git a/example/factories.ts b/example/factories.ts
@@ -8,7 +8,8 @@ import {
   defaultEndpointsFactory,
 } from "express-zod-api";
 import { authMiddleware } from "./middlewares";
-import { createReadStream, statSync } from "node:fs";
+import { createReadStream } from "node:fs";
+import { stat } from "node:fs/promises";
 import { z } from "zod/v4";
 
 /** @desc This factory extends the default one by enforcing the authentication using the specified middleware */
@@ -34,12 +35,12 @@ export const fileStreamingEndpointsFactory = new EndpointsFactory(
   new ResultHandler({
     positive: { schema: ez.buffer(), mimeType: "image/*" },
     negative: { schema: z.string(), mimeType: "text/plain" },
-    handler: ({ response, error, output, request: { method } }) => {
+    handler: async ({ response, error, output, request: { method } }) => {
       if (error) return void response.status(400).send(error.message);
       if ("filename" in output && typeof output.filename === "string") {
         const target = response.attachment(output.filename);
         if (method === "HEAD") {
-          const { size } = statSync(output.filename);
+          const { size } = await stat(output.filename);
           return void target.set("Content-Length", `${size}`).end();
         }
         createReadStream(output.filename).pipe(target);
