From 2a06596c2667e61c8750e43c1b7c33361bd82c27 Mon Sep 17 00:00:00 2001
From: hackbard <hackbard@hackdaworld.org>
Date: Sun, 15 Oct 2017 10:24:22 +0200
Subject: [PATCH] added optional error callback

---
 xhr.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/xhr.js b/xhr.js
index f666ad2..b97ec03 100644
--- a/xhr.js
+++ b/xhr.js
@@ -5,7 +5,7 @@
  *
  */
 
-function xhr(type,url,data,cb) {
+function xhr(type,url,data,cb,cberr) {
 	var ao={
 		url: url,
 		type: type,
@@ -13,6 +13,11 @@ function xhr(type,url,data,cb) {
 			cb(ret);
 		}
 	};
+	if(cberr!==undefined) {
+		ao.error=function(xhr,stat,err) {
+			cberr(xhr,stat,err);
+		};
+	};
 	if((data!==undefined)&&(data!==null)) {
 		if(typeof data != "string")
 			ao.data=JSON.stringify(data);
-- 
2.20.1