From: daiwei <daiwei521@126.com>
Date: Mon, 29 Sep 2025 04:01:43 +0000 (+0800)
Subject: perf: optimize hydration node management in createFor
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3fc644e22a54dcef720e4ee50b383c856b4ba36d;p=thirdparty%2Fvuejs%2Fcore.git

perf: optimize hydration node management in createFor
---

diff --git a/packages/runtime-vapor/src/apiCreateFor.ts b/packages/runtime-vapor/src/apiCreateFor.ts
index 52a23e9fa8..51b563d97f 100644
--- a/packages/runtime-vapor/src/apiCreateFor.ts
+++ b/packages/runtime-vapor/src/apiCreateFor.ts
@@ -131,20 +131,17 @@ export const createFor = (
 
     if (!isMounted) {
       isMounted = true
+      let prevNodes: Block
       for (let i = 0; i < newLength; i++) {
         if (isHydrating && isComponent && i > 0) {
-          setCurrentHydrationNode(
-            findLastChild(newBlocks[i - 1].nodes)!.nextSibling,
-          )
+          setCurrentHydrationNode(findLastChild(prevNodes!)!.nextSibling)
         }
-        mount(source, i)
+        prevNodes = mount(source, i).nodes
       }
 
       if (isHydrating) {
         if (isComponent) {
-          setCurrentHydrationNode(
-            findLastChild(newBlocks[newLength - 1].nodes)!.nextSibling,
-          )
+          setCurrentHydrationNode(findLastChild(prevNodes!)!.nextSibling)
         }
         parentAnchor =
           newLength === 0