[Improvement] eslint: use vue-libs (#1237)

packages/sku/components/SkuImgUploader.vue

@@ -21,7 +21,7 @@
     <div class="van-clearfix" v-if="paddingImg || imgList.length > 0">
       <!-- 已有的图片,图片右上角显示删除按钮 -->
       <div
-        v-for="(img, index) in imgList"
+        v-for="img in imgList"
         :class="b('img')"
       >
         <img :src="img">

packages/sku/demo/index.vue

@@ -115,12 +115,12 @@ export default {
           const { action, limitType, quota } = data;
 
           if (action === 'minus') {
-            Toast('至少选择一件商品');
+            this.$toast('至少选择一件商品');
           } else if (action === 'plus') {
             if (limitType === LIMIT_TYPE.QUOTA_LIMIT) {
-              Toast(`限购${quota}件`);
+              this.$toast(`限购${quota}件`);
             } else {
-              Toast('库存不够了~~');
+              this.$toast('库存不够了~~');
             }
           }
         }
@@ -138,15 +138,15 @@ export default {
 
   methods: {
     onBuyClicked(data) {
-      Toast(JSON.stringify(data));
+      this.$toast(JSON.stringify(data));
     },
 
     onAddCartClicked(data) {
-      Toast(JSON.stringify(data));
+      this.$toast(JSON.stringify(data));
     },
 
     onPointClicked() {
-      Toast('积分兑换');
+      this.$toast('积分兑换');
     }
   }
 };