From ac066c5db0d04ebc40180ba6e10bcde7a305198c Mon Sep 17 00:00:00 2001
From: Jedrzej Nowak <pigmej@gmail.com>
Date: Sun, 2 Sep 2018 01:49:03 +0200
Subject: [PATCH] Handle fut.failed in asyncdispatch.WithTimeout

Fixes: #8839
---
 lib/pure/asyncdispatch.nim | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/pure/asyncdispatch.nim b/lib/pure/asyncdispatch.nim
index 093bf58af5..820f347035 100644
--- a/lib/pure/asyncdispatch.nim
+++ b/lib/pure/asyncdispatch.nim
@@ -1536,7 +1536,11 @@ proc withTimeout*[T](fut: Future[T], timeout: int): Future[bool] =
   var timeoutFuture = sleepAsync(timeout)
   fut.callback =
     proc () =
-      if not retFuture.finished: retFuture.complete(true)
+      if not retFuture.finished:
+        if fut.failed:
+          retFuture.fail(fut.error)
+        else:
+          retFuture.complete(true)
   timeoutFuture.callback =
     proc () =
       if not retFuture.finished: retFuture.complete(false)