From 035b6560f7eb64ce940ed0d06e19086ad9a3890f Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Mon, 20 Jan 2020 11:55:18 -0500
Subject: [PATCH] fix(runtime-core): isSVG check should also apply for patch
 branch

fix #639
---
 packages/runtime-core/src/renderer.ts | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/packages/runtime-core/src/renderer.ts b/packages/runtime-core/src/renderer.ts
index 8d79dfb7867..e136caa4d5e 100644
--- a/packages/runtime-core/src/renderer.ts
+++ b/packages/runtime-core/src/renderer.ts
@@ -341,6 +341,7 @@ export function createRenderer<
     isSVG: boolean,
     optimized: boolean
   ) {
+    isSVG = isSVG || (n2.type as string) === 'svg'
     if (n1 == null) {
       mountElement(
         n2,
@@ -368,9 +369,7 @@ export function createRenderer<
     isSVG: boolean,
     optimized: boolean
   ) {
-    const tag = vnode.type as string
-    isSVG = isSVG || tag === 'svg'
-    const el = (vnode.el = hostCreateElement(tag, isSVG))
+    const el = (vnode.el = hostCreateElement(vnode.type as string, isSVG))
     const { props, shapeFlag, transition, scopeId } = vnode
 
     // props