add upload timeout

lib/client.js

@@ -709,6 +709,8 @@ Request.prototype._end = function() {
 
   // progress
   const handleProgress = (direction, e) => {
+
+    clearTimeout(self._uploadTimeoutTimer);
     if (e.total > 0) {
       e.percent = e.loaded / e.total * 100;
     }
@@ -728,6 +730,15 @@ Request.prototype._end = function() {
     }
   }
 
+  if(xhr.upload){
+    // upload timeout it's wokrs only if deadline timeout is off
+      if (this._uploadTimeout && !this._uploadTimeoutTimer) {
+          this._uploadTimeoutTimer = setTimeout(() => {
+              self._timeoutError('Upload timeout of ', self._uploadTimeout, 'ETIMEDOUT');
+          }, this._uploadTimeout);
+      }
+  }
+
   // initiate request
   try {
     if (this.username && this.password) {

lib/request-base.js

@@ -46,8 +46,10 @@ function mixin(obj) {
 RequestBase.prototype.clearTimeout = function _clearTimeout(){
   clearTimeout(this._timer);
   clearTimeout(this._responseTimeoutTimer);
+  clearTimeout(this._uploadTimeoutTimer);
   delete this._timer;
   delete this._responseTimeoutTimer;
+  delete this._uploadTimeoutTimer;
   return this;
 };
 
@@ -107,6 +109,7 @@ RequestBase.prototype.serialize = function serialize(fn){
  *
  * - response timeout is time between sending request and receiving the first byte of the response. Includes DNS and connection time.
  * - deadline is the time from start of the request to receiving response body in full. If the deadline is too short large files may not load at all on slow connections.
+ * - upload is the time  since last bit of data was sent or received. This timeout works only if deadline timeout is off
  *
  * Value of 0 or false means no timeout.
  *
@@ -119,6 +122,7 @@ RequestBase.prototype.timeout = function timeout(options){
   if (!options || 'object' !== typeof options) {
     this._timeout = options;
     this._responseTimeout = 0;
+    this._uploadTimeout = 0;
     return this;
   }
 
@@ -130,6 +134,9 @@ RequestBase.prototype.timeout = function timeout(options){
       case 'response':
         this._responseTimeout = options.response;
         break;
+      case 'upload':
+        this._uploadTimeout = options.upload;
+        break;
       default:
         console.warn("Unknown timeout option", option);
     }
@@ -692,4 +699,5 @@ RequestBase.prototype._setTimeouts = function() {
       self._timeoutError('Response timeout of ', self._responseTimeout, 'ETIMEDOUT');
     }, this._responseTimeout);
   }
+
 };