[improvement] update eslint config (#2288)

packages/sku/components/SkuHeader.vue

@@ -7,7 +7,7 @@
       :class="b('img-wrap')"
       @click="previewImage"
     >
-      <img :src="goodsImg" >
+      <img :src="goodsImg">
     </div>
     <div :class="b('goods-info')">
       <div class="van-sku__goods-name van-ellipsis">{{ goods.title }}</div>
@@ -49,7 +49,7 @@ export default create({
       if (!id) return;
 
       // 目前skuImg都挂载在skuTree中s1那类sku上
-      const treeItem = this.sku.tree.filter(treeItem => treeItem.k_s === 's1')[0] || {};
+      const treeItem = this.sku.tree.filter(item => item.k_s === 's1')[0] || {};
 
       if (!treeItem.v) {
         return;

packages/sku/components/SkuMessages.vue

@@ -98,7 +98,7 @@ export default create({
       const messages = {};
 
       this.messageValues.forEach((item, index) => {
-        let value = item.value;
+        let { value } = item;
         if (this.messages[index].datetime > 0) {
           value = value.replace(/T/g, ' ');
         }
@@ -112,7 +112,7 @@ export default create({
       const messages = {};
 
       this.messageValues.forEach((item, index) => {
-        let value = item.value;
+        let { value } = item;
         const message = this.messages[index];
         if (message.datetime > 0) {
           value = value.replace(/T/g, ' ');
@@ -132,7 +132,7 @@ export default create({
       const values = this.messageValues;
 
       for (let i = 0; i < values.length; i++) {
-        const value = values[i].value;
+        const { value } = values[i];
         const message = this.messages[i];
 
         if (value === '') {