From 4d0d54dbf417bbdcfc796c723d0ae4edd08a6fd5 Mon Sep 17 00:00:00 2001
From: neverland <chenjiahan@youzan.com>
Date: Tue, 23 Jul 2019 20:50:08 +0800
Subject: [PATCH] [bugfix] IndexBar: should update when index-list updated
 (#3943)

---
 src/index-bar/index.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/index-bar/index.js b/src/index-bar/index.js
index 891f2c30b..9d08b491c 100644
--- a/src/index-bar/index.js
+++ b/src/index-bar/index.js
@@ -76,6 +76,12 @@ export default createComponent({
     }
   },
 
+  watch: {
+    indexList() {
+      this.$nextTick(this.onScroll);
+    }
+  },
+
   methods: {
     onScroll() {
       let scrollTop;