From b57d7d9b4e0caf7b7232957695383f195aad258a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Felix=20Geisend=C3=B6rfer?= <felix@debuggable.com>
Date: Wed, 20 Jan 2010 13:38:37 +0100
Subject: [PATCH] Treat 'typeof Error' promise errors properly

Instead of JSON encoding them, just rethrow promise errors since that
produces much cleaner error messages.
---
 src/node.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/node.js b/src/node.js
index 725291c442..6cf17c1445 100644
--- a/src/node.js
+++ b/src/node.js
@@ -294,7 +294,9 @@ var eventsModule = createInternalModule('events', function (exports) {
       var self = this;
       process.nextTick(function() {
         if (self.listeners('error').length == 0) {
-          throw new Error('Unhandled emitError: '+JSON.stringify(self._values));
+          throw (self._values[0] instanceof Error)
+            ? self._values[0]
+            : new Error('Unhandled emitError: '+JSON.stringify(self._values));
         }
       });
     }