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From: =?UTF-8?q?=E5=8A=9B=E7=9A=93?= <lihao.ylh@alibaba-inc.com>
Date: Thu, 26 Nov 2020 16:25:06 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BC=98=E5=8C=96=E9=80=89=E4=B8=AD?=
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---
 packages/designer/src/document/node/node.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/designer/src/document/node/node.ts b/packages/designer/src/document/node/node.ts
index a2deabff7..ab9ee9422 100644
--- a/packages/designer/src/document/node/node.ts
+++ b/packages/designer/src/document/node/node.ts
@@ -910,7 +910,8 @@ export class Node<Schema extends NodeSchema = NodeSchema> {
       if (dropElement) {
         return { container: dropElement, ref };
       }
-      return { container: this, ref };
+      // 假如最后找不到合适位置，返回 undefined 阻止继续插入节点
+      return undefined;
     }
 
     const canDropIn = this.componentMeta?.prototype?.options?.canDropIn;