From 4ddf66ce54a1bd674e571f95d91cd31d7efff342 Mon Sep 17 00:00:00 2001
From: s-ol <s+removethis@s-ol.nu>
Date: Thu, 13 Jan 2022 14:27:26 +0100
Subject: initial commit - read-only DiscDag integration

---
 async.ts | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 async.ts

(limited to 'async.ts')

diff --git a/async.ts b/async.ts
new file mode 100644
index 0000000..c88aceb
--- /dev/null
+++ b/async.ts
@@ -0,0 +1,26 @@
+import type { Request, Response, NextFunction, RequestHandler } from "express";
+import type { ParamsDictionary, Query } from "express-serve-static-core";
+
+export interface AsyncRequestHandler<
+  P = ParamsDictionary,
+  ResBody = any,
+  ReqBody = any,
+  ReqQuery = Query,
+  Locals extends Record<string, any> = Record<string, any>
+> {
+  (
+    req: Request<P, ResBody, ReqBody, ReqQuery, Locals>,
+    res: Response<ResBody, Locals>,
+    next: NextFunction,
+  ): Promise<Response>;
+}
+
+export const wrap = <
+  P = ParamsDictionary,
+  ResBody = any,
+  ReqBody = any,
+  ReqQuery = Query,
+  Locals extends Record<string, any> = Record<string, any>
+>(handler: AsyncRequestHandler<P, ResBody, ReqBody, ReqQuery, Locals>): RequestHandler<P, ResBody, ReqBody, ReqQuery, Locals> => {
+  return (req, res, next) => handler(req, res, next).catch((err) => next(err));
+};
-- 
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