From 5dab2ec970f45cedb845b5111115a2d2455cb5fc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=8B=8F=E6=96=87=E9=9B=84?= <suwenxiong@meituan.com>
Date: Sun, 27 Oct 2019 23:13:47 +0800
Subject: [PATCH] fix: drag bug

---
 src/index.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/index.js b/src/index.js
index 1f603c0..ccb2e81 100644
--- a/src/index.js
+++ b/src/index.js
@@ -75,6 +75,9 @@ export default class JsonSchemaForm extends React.PureComponent {
     this.changeStore(store=>{
       const arr = getData(this.state.store.value, paths);
       const newArr = arrMove(arr, from ,to)
+      if(paths.length === 0){
+        return store.value = newArr;
+      }
       setData(store.value, paths, newArr)
     })
   }