From 1a6249add338481e8506e037a4164530447dd803 Mon Sep 17 00:00:00 2001
From: liyunhang.fe <mrcodehang@outlook.com>
Date: Sun, 9 Sep 2018 02:20:19 +0800
Subject: [PATCH] fix: cascader limitless refresh in hover trigger

---
 src/components/cascader/caspanel.vue | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/components/cascader/caspanel.vue b/src/components/cascader/caspanel.vue
index 5524683..327b5ef 100644
--- a/src/components/cascader/caspanel.vue
+++ b/src/components/cascader/caspanel.vue
@@ -77,8 +77,10 @@
 
                 // return value back recursion  // 向上递归，设置临时选中值（并非真实选中）
                 const backItem = this.getBaseItem(item);
-                this.tmpItem = backItem;
-                this.emitUpdate([backItem]);
+                if (backItem.label !== this.tmpItem.label || backItem.value !== this.tmpItem.value) {
+                    this.tmpItem = backItem;
+                    this.emitUpdate([backItem]);
+                }
                 if (item.children && item.children.length){
                     this.sublist = item.children;
                     this.dispatch('Cascader', 'on-result-change', {
--
libgit2 0.21.4