fix(server): handle request handler failures correctly with AbortSignal

ardatan · Mar 11, 2024 · 3f31f2d · 3f31f2d
1 parent 2c30c51
commit 3f31f2d
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Showing 2 changed files with 12 additions and 3 deletions.
diff --git a/.changeset/old-trains-remain.md b/.changeset/old-trains-remain.md
@@ -0,0 +1,5 @@
+---
+"@whatwg-node/server": patch
+---
+
+Handle errors from async request handlers correctly in case of AbortSignal
diff --git a/packages/server/src/utils.ts b/packages/server/src/utils.ts
@@ -565,9 +565,13 @@ export function handleAbortSignalAndPromiseResponse(
     abortSignal.addEventListener('abort', function abortSignalFetchErrorHandler() {
       deferred$.reject(new DOMException('Aborted', 'AbortError'));
     });
-    response$.then(function fetchSuccessHandler(res) {
-      deferred$.resolve(res);
-    });
+    response$
+      .then(function fetchSuccessHandler(res) {
+        deferred$.resolve(res);
+      })
+      .catch(function fetchErrorHandler(err) {
+        deferred$.reject(err);
+      });
     return deferred$.promise;
   }
   return response$;