Merge pull request #447 from Bodasia/patch-1

mapleeit · web-flow · commit faec3dcc4751 · 2019-10-30T16:15:42.000+08:00
fix memory leak
diff --git a/lib/form_data.js b/lib/form_data.js
@@ -462,8 +462,19 @@ FormData.prototype.submit = function(params, cb) {
 
     this.pipe(request);
     if (cb) {
-      request.on('error', cb);
-      request.on('response', cb.bind(this, null));
+      var onResponse;
+
+      var callback = function (error, responce) {
+        request.removeListener('error', callback);
+        request.removeListener('response', onResponse);
+
+        return cb.call(this, error, responce);
+      };
+
+      onResponse = callback.bind(this, null);
+
+      request.on('error', callback);
+      request.on('response', onResponse);
     }
   }.bind(this));
 
