Release v2.2.2

Author: tangbc

dist/index.js

@@ -1,5 +1,5 @@
 /*!
- * vue-virtual-scroll-list v2.2.1
+ * vue-virtual-scroll-list v2.2.2
  * open source under the MIT license
  * https://github.com/tangbc/vue-virtual-scroll-list#readme
  */
@@ -376,7 +376,7 @@
    */
   var VirtualProps = {
     dataKey: {
-      type: String,
+      type: [String, Number],
       required: true
     },
     dataSources: {
@@ -495,7 +495,7 @@
       type: [Object, Function]
     },
     uniqueKey: {
-      type: String
+      type: [String, Number]
     },
     extraProps: {
       type: Object

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-virtual-scroll-list",
-  "version": "2.2.1",
+  "version": "2.2.2",
   "description": "A vue component support big amount data list with high scroll performance.",
   "main": "dist/index.js",
   "files": [