From af76ab23217bd8131a29fee6bea77efc98657223 Mon Sep 17 00:00:00 2001
From: Dizzle <developerdizzle@users.noreply.github.com>
Date: Tue, 6 Feb 2018 13:59:43 -0500
Subject: [PATCH] [fix] Rebuilds lib

---
 lib/VirtualList.js | 20 +++++++++++++++++++-
 package.json       |  2 +-
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/lib/VirtualList.js b/lib/VirtualList.js
index 2c970a7..bb14937 100644
--- a/lib/VirtualList.js
+++ b/lib/VirtualList.js
@@ -53,6 +53,9 @@ var VirtualList = function VirtualList(options) {
 
         var _this = _possibleConstructorReturn(this, (vlist.__proto__ || Object.getPrototypeOf(vlist)).call(this, props));
 
+        _this._isMounted = false;
+
+
         _this.options = _extends({
           container: typeof window !== 'undefined' ? window : undefined
         }, options);
@@ -82,17 +85,25 @@ var VirtualList = function VirtualList(options) {
           // get first and lastItemIndex
           var state = (0, _getVisibleItemBounds2.default)(list, container, items, itemHeight, itemBuffer);
 
+          if (state === undefined) {
+            return;
+          }
+
           if (state.firstItemIndex > state.lastItemIndex) {
             return;
           }
 
-          if (state !== undefined && (state.firstItemIndex !== this.state.firstItemIndex || state.lastItemIndex !== this.state.lastItemIndex)) {
+          if (state.firstItemIndex !== this.state.firstItemIndex || state.lastItemIndex !== this.state.lastItemIndex) {
             this.setState(state);
           }
         }
       }, {
         key: 'refreshState',
         value: function refreshState() {
+          if (!this._isMounted) {
+            return;
+          }
+
           var _props = this.props,
               itemHeight = _props.itemHeight,
               items = _props.items,
@@ -101,6 +112,11 @@ var VirtualList = function VirtualList(options) {
 
           this.setStateIfNeeded(this.domNode, this.options.container, items, itemHeight, itemBuffer);
         }
+      }, {
+        key: 'componentWillMount',
+        value: function componentWillMount() {
+          this._isMounted = true;
+        }
       }, {
         key: 'componentDidMount',
         value: function componentDidMount() {
@@ -117,6 +133,8 @@ var VirtualList = function VirtualList(options) {
       }, {
         key: 'componentWillUnmount',
         value: function componentWillUnmount() {
+          this._isMounted = false;
+
           // remove events
           this.options.container.removeEventListener('scroll', this.refreshState);
           this.options.container.removeEventListener('resize', this.refreshState);
diff --git a/package.json b/package.json
index 56802ef..f4186ae 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-virtual-list",
-  "version": "2.2.3",
+  "version": "2.2.4",
   "description": "Super simple virtualized list React higher-order component",
   "main": "lib/VirtualList.js",
   "directories": {