From da38d823186e89f1f3c0254be987ba2c9303e059 Mon Sep 17 00:00:00 2001
From: Andrew Ho <andrwho25@gmail.com>
Date: Thu, 4 May 2017 13:13:36 -0700
Subject: [PATCH] Fixes multiple lists

I had a list of multiple virtual lists, and when the first list was scrolled over, it continued to update, and resulted in an infinite scrollbar
---
 src/VirtualList.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/VirtualList.js b/src/VirtualList.js
index dc87a5c..75d849e 100644
--- a/src/VirtualList.js
+++ b/src/VirtualList.js
@@ -49,6 +49,8 @@ const VirtualList = (options, mapVirtualToProps = defaultMapToVirtualProps) => (
     setStateIfNeeded(list, container, items, itemHeight, itemBuffer) {
       // get first and lastItemIndex
       const state = getVisibleItemBounds(list, container, items, itemHeight, itemBuffer);
+      
+      if (state.firstItemIndex > state.lastItemIndex) { return; }
 
       if (state !== undefined && (state.firstItemIndex !== this.state.firstItemIndex || state.lastItemIndex !== this.state.lastItemIndex)) {
         this.setState(state);