From 4c114f9119c4b2a27cfbb5b4a44f81a2b740aa6e Mon Sep 17 00:00:00 2001
From: Jovi De Croock <decroockjovi@gmail.com>
Date: Sat, 15 Jun 2024 13:08:21 +0200
Subject: [PATCH] optimize by not accessing the dom

---
 src/diff/children.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/diff/children.js b/src/diff/children.js
index 94f2dd8baa..1be966d1e8 100644
--- a/src/diff/children.js
+++ b/src/diff/children.js
@@ -117,7 +117,7 @@ export function diffChildren(
 			oldVNode._children === childVNode._children
 		) {
 			// @ts-expect-error olDom should be present on a DOM node
-			if (oldDom && oldDom.nodeType === 1 && !parentDom.contains(oldDom)) {
+			if (oldDom && typeof childVNode.type == 'string' && !oldDom.isConnected) {
 				oldDom = getDomSibling(oldVNode);
 			}
 			oldDom = insert(childVNode, oldDom, parentDom);