From 2c14e7515b4fdb87dd56e6a94b5281424a3c1e97 Mon Sep 17 00:00:00 2001
From: "lihao.ylh" <lihao.ylh@alibaba-inc.com>
Date: Wed, 29 Dec 2021 19:22:07 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E7=AE=80=E5=8C=96=20prop.items=20?=
 =?UTF-8?q?=E7=9A=84=E7=94=9F=E6=88=90=E9=80=BB=E8=BE=91?=
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---
 packages/designer/src/document/node/props/prop.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/designer/src/document/node/props/prop.ts b/packages/designer/src/document/node/props/prop.ts
index 4c83a4d76..3da3b153e 100644
--- a/packages/designer/src/document/node/props/prop.ts
+++ b/packages/designer/src/document/node/props/prop.ts
@@ -379,7 +379,7 @@ export class Prop implements IPropParent {
   /**
    * 构造 items 属性，同时构造 maps 属性
    */
-  @computed private get items(): Prop[] | null {
+  private get items(): Prop[] | null {
     if (this._items) return this._items;
     return runInAction(() => {
       let items: Prop[] | null = null;
@@ -617,9 +617,11 @@ export class Prop implements IPropParent {
     if (this._items) {
       this._items.forEach((item) => item.purge());
     }
+    this._items = null;
     this._maps = null;
     if (this._slotNode && this._slotNode.slotFor === this) {
       this._slotNode.remove();
+      this._slotNode = undefined;
     }
   }