From ce8d7c55dc13990def7f86f581ca99edf049f4b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dominykas=20Blyz=CC=8Ce=CC=87?= <hello@dominykas.com>
Date: Tue, 28 Jul 2015 17:34:50 +0300
Subject: [PATCH] somewhat more detailed error messages

---
 index.js      | 4 ++--
 test/index.js | 3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/index.js b/index.js
index 9ee9889..c62b448 100644
--- a/index.js
+++ b/index.js
@@ -55,7 +55,7 @@ function createXHR(options, callback) {
     function errorFunc(evt) {
         clearTimeout(timeoutTimer)
         if(!(evt instanceof Error)){
-            evt = new Error("" + (evt || "unknown") )
+            evt = new Error("" + (evt || "Unknown XMLHttpRequest Error") )
         }
         evt.statusCode = 0
         callback(evt, failureResponse)
@@ -153,7 +153,7 @@ function createXHR(options, callback) {
         timeoutTimer = setTimeout(function(){
             aborted=true//IE9 may still call readystatechange
             xhr.abort("timeout")
-            errorFunc();
+            errorFunc(new Error("XMLHttpRequest timeout"));
         }, options.timeout )
     }
 
diff --git a/test/index.js b/test/index.js
index 5abcac4..852ab33 100644
--- a/test/index.js
+++ b/test/index.js
@@ -47,6 +47,7 @@ test("[func] Times out to an error ", function (assert) {
         uri: "/tests-bundle.js?should-take-a-bit-to-parse=1&" + (new Array(300)).join("cachebreaker=" + Math.random().toFixed(5) + "&")
     }, function (err, resp, body) {
         assert.ok(err instanceof Error, "should return error")
+        assert.equal(err.message, "XMLHttpRequest timeout")
         assert.equal(resp.statusCode, 0)
         assert.end()
     })
@@ -110,7 +111,7 @@ test("XDR usage (run on IE8 or 9)", function (assert) {
 test("handles errorFunc call with no arguments provided", function (assert) {
     var req = xhr({}, function (err) {
         assert.ok(err instanceof Error, "callback should get an error")
-        assert.equal(err.message, "unknown", "error message should say 'unknown'")
+        assert.equal(err.message, "Unknown XMLHttpRequest Error", "error message incorrect")
     })
     assert.doesNotThrow(function () {
         req.onerror()