From 465ec7c695343fea2d4ae5366646532eb236903a Mon Sep 17 00:00:00 2001
From: Harlan <luoxwen@gmail.com>
Date: Wed, 14 Nov 2018 15:46:14 +0800
Subject: [PATCH] Transfer: fix component crash when target order is push
 (#13333)

* Transfer: fix bug sometimes component crash when target order is push(#13320)

* update code
---
 packages/transfer/src/main.vue | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/packages/transfer/src/main.vue b/packages/transfer/src/main.vue
index 7e8de6c03..1e93e3997 100644
--- a/packages/transfer/src/main.vue
+++ b/packages/transfer/src/main.vue
@@ -142,9 +142,17 @@
       },
 
       targetData() {
-        return this.targetOrder === 'original'
-          ? this.data.filter(item => this.value.indexOf(item[this.props.key]) > -1)
-          : this.value.map(key => this.dataObj[key]);
+        if (this.targetOrder === 'original') {
+          return this.data.filter(item => this.value.indexOf(item[this.props.key]) > -1);
+        } else {
+          return this.value.reduce((arr, cur) => {
+            const val = this.dataObj[cur];
+            if (val) {
+              arr.push(val);
+            }
+            return arr;
+          }, []);
+        }
       },
 
       hasButtonTexts() {