fix(ext/runtime/http): record error if respondWith propagates exception (#643)

* fix(ext/runtime/http): record error if `respondWith` propagates exception

* chore(examples): update `README.md`

* chore: update `format.js`

Author: nyannyacha

examples/custom-jwt-validation/README.md

@@ -2,19 +2,26 @@
 
 This function exemplifies how to use a custom JWT validation.
 
-Since Supabase legacy JWT Secret will be deprecated, users that would like to verify JWT or integrate with a custom provider should implement it manually.
-> see [Upcoming changes to Supabase API Keys #29260](https://github.com/orgs/supabase/discussions/29260)
+Since Supabase legacy JWT Secret will be deprecated, users that would like to
+verify JWT or integrate with a custom provider should implement it manually.
+
+> see
+> [Upcoming changes to Supabase API Keys #29260](https://github.com/orgs/supabase/discussions/29260)
 
 To simplify this task, Supabase provides a collection of JWT validation examples
-that can be found at [`_shared/jwt/`](https://github.com/supabase/edge-runtime/blob/main/examples/_shared/jwt) folder.
+that can be found at
+[`_shared/jwt/`](https://github.com/supabase/edge-runtime/blob/main/examples/_shared/jwt)
+folder.
 
 ## Setup
 
-1. Copy/download the JWT template, then import and use it inside your edge function.
+1. Copy/download the JWT template, then import and use it inside your edge
+   function.
 
 ```bash
 wget https://raw.githubusercontent.com/supabase/edge-runtime/refs/heads/main/examples/_shared/jwt/<template>.ts
 ```
 
 2. Add any required Environment-Variable to a `.env` file, see inside of the
-   respective `_shared/jwt/template.ts` file to find which variables is required.
+   respective `_shared/jwt/template.ts` file to find which variables is
+   required.

ext/runtime/js/http.js

@@ -99,7 +99,17 @@ function serveHttp(conn) {
       streamRid: nextRequest.streamRid,
     };
 
-    return nextRequest;
+    return {
+      ...nextRequest,
+      respondWith: async function (resp) {
+        try {
+          return await nextRequest.respondWith(resp);
+        } catch (error) {
+          console.error(error);
+          throw error;
+        }
+      },
+    };
   };
 
   httpConn.close = () => {
@@ -271,7 +281,6 @@ async function respond(requestEvent, httpConn, options, snapshot) {
             }),
           );
         } catch (error) {
-          console.error(error);
           closeHttpConn(httpConn);
         }
       });

scripts/format.js

@@ -1,4 +1,4 @@
-#!/usr/bin/env -S deno run --allow-all
+#!/usr/bin/env -S deno run --allow-write --allow-read --allow-run --allow-net
 // Copyright 2018-2025 the Deno authors. MIT license.
 
 import { dirname, fromFileUrl, join } from "jsr:@std/path";