Release v2.3.1

Author: tangbc

dist/index.js

@@ -1,5 +1,5 @@
 /*!
- * vue-virtual-scroll-list v2.3.0
+ * vue-virtual-scroll-list v2.3.1
  * open source under the MIT license
  * https://github.com/tangbc/vue-virtual-scroll-list#readme
  */
@@ -202,7 +202,7 @@
       value: function handleFront() {
         var overs = this.getScrollOvers(); // should not change range if start doesn't exceed overs
 
-        if (overs > this.range.start) {
+        if (overs > this.range.start || !this.param) {
           return;
         } // move up start by a buffer length, and make sure its safety
 
@@ -626,6 +626,10 @@
         this.virtual.updateParam('uniqueIds', this.getUniqueIdFromDataSources());
         this.virtual.handleDataSourcesChange();
       },
+      keeps: function keeps(newValue) {
+        this.virtual.updateParam('keeps', newValue);
+        this.virtual.handleSlotSizeChange();
+      },
       start: function start(newValue) {
         this.scrollToIndex(newValue);
       },

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-virtual-scroll-list",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "description": "A vue component support big amount data list with high scroll performance.",
   "main": "dist/index.js",
   "files": [

src/index.js

@@ -32,8 +32,8 @@ const VirtualList = Vue.component('virtual-list', {
     },
 
     keeps (newValue) {
-      this.virtual.updateParam('keeps', newValue);
-      this.virtual.handleSlotSizeChange();
+      this.virtual.updateParam('keeps', newValue)
+      this.virtual.handleSlotSizeChange()
     },
 
     start (newValue) {