Merge pull request #14 from imtheknown/master

Added promise reject function on error in onload function

Author: ushelp

index.js

@@ -1,3 +1,4 @@
+  
 /**
  * EasyQRCodeJS-NodeJS
  *
@@ -1186,6 +1187,9 @@ Drawing.prototype.draw = function(oQRCode) {
 
             drawQrcode.call(t, oQRCode);
         }
+        bgImg.onerror = function(e){
+            t.reject(e);
+        }
         bgImg.src = _htOption.backgroundImage;
         // DoSomething
     } else {
@@ -1795,4 +1799,4 @@ QRCode.prototype.toSVGText = function() {
  */
 QRCode.CorrectLevel = QRErrorCorrectLevel;
 
-module.exports = QRCode;
+module.exports = QRCode;