From 2a7d34dbba85029b58bbb8e7064351d04ab06c60 Mon Sep 17 00:00:00 2001
From: chen fan <1490040662@qq.com>
Date: Fri, 25 Aug 2023 10:16:19 +0800
Subject: [PATCH] refactor: return early when children == null

---
 packages/runtime-core/src/vnode.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/packages/runtime-core/src/vnode.ts b/packages/runtime-core/src/vnode.ts
index 83eedc4ccef..171f6e14272 100644
--- a/packages/runtime-core/src/vnode.ts
+++ b/packages/runtime-core/src/vnode.ts
@@ -759,11 +759,13 @@ export function cloneIfMounted(child: VNode): VNode {
 }
 
 export function normalizeChildren(vnode: VNode, children: unknown) {
+  if (children == null) {
+    vnode.children = null
+    return
+  }
   let type = 0
   const { shapeFlag } = vnode
-  if (children == null) {
-    children = null
-  } else if (isArray(children)) {
+  if (isArray(children)) {
     type = ShapeFlags.ARRAY_CHILDREN
   } else if (typeof children === 'object') {
     if (shapeFlag & (ShapeFlags.ELEMENT | ShapeFlags.TELEPORT)) {