From b3c1d414ac22f1bce22894004c3e724f7d3c9d4e Mon Sep 17 00:00:00 2001
From: ambit-tsai <42671189+ambit-tsai@users.noreply.github.com>
Date: Wed, 3 Oct 2018 23:39:07 +0800
Subject: [PATCH 1/2] =?UTF-8?q?=E6=8F=90=E9=AB=98getLocation=E5=87=BD?=
 =?UTF-8?q?=E6=95=B0=E7=9A=84ie8=E5=85=BC=E5=AE=B9=E6=80=A7?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

getLocation函数内容转义后为`return Object.assign({}, source.location, {/*略*/});`。
当使用babel-polyfill提供Object.assign语法支持时，会报错：`Object.prototype.propertyIsEnumerable: 'this' 不是 JavaScript 对象`。
使用for循环替换Object.assign进行属性复制。
---
 packages/router/history.js | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/packages/router/history.js b/packages/router/history.js
index 20744b621..890e2aad6 100644
--- a/packages/router/history.js
+++ b/packages/router/history.js
@@ -5,14 +5,19 @@ import {
 export var modeObject = {}
 //伪造一个Location对象
 function getLocation(source) {
-    return {
-        ...source.location,
+    const location = {
         getPath() {
             return modeObject.value === "hash" ? this.hash.slice(1) : this.pathname
         },
         state: source.history.state,
         key: (source.history.state && source.history.state.key) || "initial"
     };
+    for (const key in source.location) {
+        if (!Object.hasOwnProperty.call(source.location, key)) {
+            location[key] = source.location[key];
+        }
+    }
+    return location;
 }
 
 //伪造一个History对象
@@ -175,4 +180,4 @@ export {
     navigate,
     createHistory,
     createMemorySource
-};
\ No newline at end of file
+};

From 664dcd721af3a69c47571aace6cfe3e66189fb90 Mon Sep 17 00:00:00 2001
From: ambit-tsai <42671189+ambit-tsai@users.noreply.github.com>
Date: Thu, 4 Oct 2018 12:39:35 +0800
Subject: [PATCH 2/2] =?UTF-8?q?getLocation=E4=B8=ADfor=E7=9A=84if=E5=88=A4?=
 =?UTF-8?q?=E6=96=AD=E6=9D=A1=E4=BB=B6=E8=B0=83=E6=95=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

判断条件写反了，去掉`!`
---
 packages/router/history.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/router/history.js b/packages/router/history.js
index 890e2aad6..420818906 100644
--- a/packages/router/history.js
+++ b/packages/router/history.js
@@ -13,7 +13,7 @@ function getLocation(source) {
         key: (source.history.state && source.history.state.key) || "initial"
     };
     for (const key in source.location) {
-        if (!Object.hasOwnProperty.call(source.location, key)) {
+        if (Object.prototype.hasOwnProperty.call(source.location, key)) {
             location[key] = source.location[key];
         }
     }