From 36e68948593404eaa27a26092391d048498ca435 Mon Sep 17 00:00:00 2001
From: Leo Horie <leohorie@hotmail.com>
Date: Fri, 24 Jun 2016 21:40:11 -0400
Subject: [PATCH] extend rejection reason w/ json error on request error

---
 request/request.js        |  6 +++++-
 request/tests/test-xhr.js | 13 +++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/request/request.js b/request/request.js
index 3feedf15..488166c9 100644
--- a/request/request.js
+++ b/request/request.js
@@ -51,7 +51,11 @@ module.exports = function($window) {
 						
 						stream(response)
 					}
-					else stream.error(new Error(xhr.responseText))
+					else {
+						var error = new Error(xhr.responseText)
+						for (var key in response) error[key] = response[key]
+						stream.error(error)
+					}
 				}
 				catch (e) {
 					stream.error(e)
diff --git a/request/tests/test-xhr.js b/request/tests/test-xhr.js
index 830a5625..bfbd1dca 100644
--- a/request/tests/test-xhr.js
+++ b/request/tests/test-xhr.js
@@ -260,9 +260,22 @@ o.spec("xhr", function() {
 				}
 			})
 			xhr({method: "GET", url: "/item"}).catch(function(e) {
+				o(e instanceof Error).equals(true)
 				o(e.message).equals(JSON.stringify({error: "error"}))
 			}).map(done)
 		})
+		o("extends Error with JSON response", function(done) {
+			mock.$defineRoutes({
+				"GET /item": function(request) {
+					return {status: 500, responseText: JSON.stringify({message: "error", stack: "error on line 1"})}
+				}
+			})
+			xhr({method: "GET", url: "/item"}).catch(function(e) {
+				o(e instanceof Error).equals(true)
+				o(e.message).equals("error")
+				o(e.stack).equals("error on line 1")
+			}).map(done)
+		})
 		o("rejects on non-JSON server error", function(done) {
 			mock.$defineRoutes({
 				"GET /item": function(request) {