From 663d7cee9ffd55da366b6189661f6f92b8c7a866 Mon Sep 17 00:00:00 2001
From: roymondchen <roymondchen@tencent.com>
Date: Tue, 31 May 2022 21:05:22 +0800
Subject: [PATCH] =?UTF-8?q?fix(editor):=20=E6=B7=BB=E5=8A=A0=E7=BB=84?=
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---
 packages/editor/src/utils/editor.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/packages/editor/src/utils/editor.ts b/packages/editor/src/utils/editor.ts
index c38ab562..43491fea 100644
--- a/packages/editor/src/utils/editor.ts
+++ b/packages/editor/src/utils/editor.ts
@@ -142,9 +142,13 @@ export const toRelative = (node: MNode) => {
 
 const setTop2Middle = (node: MNode, parentNode: MNode, stage: StageCore) => {
   const style = node.style || {};
-  const height = style.height || 0;
+  let height = style.height || 0;
 
-  if (!stage || typeof style.top !== 'undefined' || !parentNode.style || !isNumber(height)) return style;
+  if (!stage || typeof style.top !== 'undefined' || !parentNode.style) return style;
+
+  if (!isNumber(height)) {
+    height = 0;
+  }
 
   const { height: parentHeight } = parentNode.style;