From 3931f32ae7c41eb5cd31718bf16861ab1026d390 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=99=88=E5=98=89=E6=B6=B5?= <chenjiahan@youzan.com>
Date: Thu, 14 Feb 2019 19:46:27 +0800
Subject: [PATCH] [bugfix] scopedSlots maybe undefined in lower vue version

---
 packages/utils/use/sfc.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/utils/use/sfc.ts b/packages/utils/use/sfc.ts
index c1fc6be35..6af3bd09f 100644
--- a/packages/utils/use/sfc.ts
+++ b/packages/utils/use/sfc.ts
@@ -57,7 +57,7 @@ function install(this: ComponentOptions<Vue>, Vue: VueConstructor) {
 
 // unify slots & scopedSlots
 export function unifySlots(context: RenderContext) {
-  const { scopedSlots } = context;
+  const { scopedSlots = {} } = context;
   const slots = context.slots();
 
   Object.keys(slots).forEach(key => {