From 010e1495e83a002d734f775e7e45f1f14010865c Mon Sep 17 00:00:00 2001
From: soulwu <soulwuzjjx@vip.qq.com>
Date: Mon, 3 Aug 2020 10:25:30 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=9B=9E=E6=BB=9Amutators.move=E8=A1=8C?=
 =?UTF-8?q?=E4=B8=BA=20(#984)?=
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* fix: rollback the behavior of mutators.move and add mutators.swap

* fix: issue fix
---
 packages/core/src/externals.ts | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/packages/core/src/externals.ts b/packages/core/src/externals.ts
index bbe052c0d3e..d74fbaa43dd 100644
--- a/packages/core/src/externals.ts
+++ b/packages/core/src/externals.ts
@@ -1064,7 +1064,7 @@ export const createFormExternals = (
       shift() {
         return mutators.remove(0)
       },
-      move($from: number, $to: number) {
+      swap($from: number, $to: number) {
         const arr = toArr(getValue()).slice()
         const fromItem = arr[$from]
         const toItem = arr[$to]
@@ -1073,6 +1073,14 @@ export const createFormExternals = (
         setValue(arr)
         return arr
       },
+      move($from: number, $to: number) {
+        const arr = toArr(getValue()).slice()
+        const item = arr[$from]
+        arr.splice($from, 1)
+        arr.splice($to, 0, item)
+        setValue(arr)
+        return arr
+      },
       moveUp(index: number) {
         const len = toArr(getValue()).length
         return mutators.move(index, index - 1 < 0 ? len - 1 : index - 1)