From 6b716c622c531efa86e4d3a80862e1819f168242 Mon Sep 17 00:00:00 2001
From: Harvey <laozhaochaguan@gmail.com>
Date: Tue, 3 Sep 2019 17:05:23 +0800
Subject: [PATCH] Update index.js

---
 packages/artplayer/src/utils/index.js | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/packages/artplayer/src/utils/index.js b/packages/artplayer/src/utils/index.js
index d3df76b73..478900f51 100644
--- a/packages/artplayer/src/utils/index.js
+++ b/packages/artplayer/src/utils/index.js
@@ -179,11 +179,11 @@ export function downloadFile(url, name) {
 }
 
 export function proxyPropertys(target, ...sources) {
-    sources.forEach(source => {
+    return sources.reduce((result, source) => {
         Object.getOwnPropertyNames(source).forEach(key => {
-            if (!hasOwnProperty(target, key)) {
-                Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
-            }
+            errorHandle(!hasOwnProperty(result, key), `Target attribute name is duplicated: ${key}`);
+            Object.defineProperty(result, key, Object.getOwnPropertyDescriptor(source, key));
         });
-    });
+        return result;
+    }, target);
 }