From 73764aed752d6f419cd4ae772429c7cd29c95140 Mon Sep 17 00:00:00 2001
From: casperlamboo <casperlamboo@gmail.com>
Date: Wed, 8 Nov 2017 23:34:54 +0100
Subject: [PATCH] fix throttle

---
 src/utils/async.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/utils/async.js b/src/utils/async.js
index bb107f3..0af481d 100644
--- a/src/utils/async.js
+++ b/src/utils/async.js
@@ -43,21 +43,22 @@ export function asyncIterator(array, callback) {
 //   return result;
 // }
 
-export function createThrottle() {
+function createThrottle() {
   let next = null;
 
   return callback => {
     const startLoop = next === null;
     next = callback;
 
-    if (!startLoop) return;
+    if (!startLoop) return null;
 
-    return (function loop() {
-      return next().then(() => {
+    return function loop() {
+      const promise = next().then(() => {
         if (typeof next === 'function') return loop();
       });
       next = true;
-    })().then(() => {
+      return promise;
+    }().then(() => {
       next = null;
     });
   };