ExpressWay: adjust doc

docs/examples-docs/express-way.md

@@ -67,19 +67,13 @@ export default {
         'postage_desc': '由商家门店提供配送服务, 起送价 0.01 元',
         'postage_title': '同城配送',
         'express_type': 1
-      }, {
-        'postage': 0,
-        'postage_desc': '由商家选择合作快递为您服务',
-        'postage_title': '快递发货',
-        'express_type': 2,
-        'postage_warn_desc': '3天后发货'
       }]
     };
   },
 
   methods: {
-    onChange(item, index) {
-      Toast('配送方式更换为:' + item.postage_title);
+    onChange(item) {
+      Toast(`配送方式更换为:${item.postage_title}`);
     }
   }
 }
@@ -93,7 +87,7 @@ export default {
 ```html
 <van-cell-group>
   <van-express-way 
-    :value="-1" 
+    :value="1" 
     :express-list="expressList"
     :editable="false"
     @change="onChange"

packages/express-way/index.vue

@@ -19,10 +19,10 @@
 </template>
 
 <script>
-import Option from './Option.vue';
-import Actionsheet from '../actionsheet';
+import Option from './Option';
 import Cell from '../cell';
 import CellGroup from '../cell-group';
+import Actionsheet from '../actionsheet';
 
 export default {
   name: 'van-express-way',

test/unit/specs/picker.spec.js

@@ -1,7 +1,6 @@
 import Picker from 'packages/picker';
 import PickerColumn from 'packages/picker/picker-column';
 import { mount } from 'avoriaz';
-import Wrapper from 'avoriaz/dist/Wrapper';
 
 const itemHeight = 44;