swiper-list,long-list: 优化代码警告问题

pages/template/long-list/long-list.uvue

@@ -79,8 +79,8 @@
       }
     },
     onReady() {
-      this.$headerHeight = (this.$refs["header"] as INode)?.offsetHeight as number
-      this.$swiperWidth = (this.$refs["swiper"] as INode)?.offsetWidth as number
+      this.$headerHeight = (this.$refs["header"] as INode).offsetHeight
+      this.$swiperWidth = (this.$refs["swiper"] as INode).offsetWidth
       this.queryTabItemsSize()
       this.setSwiperIndex(0, true)
     },
@@ -117,8 +117,8 @@
         const tabs = this.$refs["swipertab"] as INode[]
         tabs.forEach((node) => {
           this.$swiperTabsRect.push({
-            left: node.offsetLeft as number,
-            width: node.offsetWidth as number
+            left: node.offsetLeft,
+            width: node.offsetWidth
           } as SwiperTabsItem)
         })
       },

pages/template/swiper-list/swiper-list.uvue

@@ -55,7 +55,7 @@
       }
     },
     onReady() {
-      this.$swiperWidth = (this.$refs["swiper"] as INode)!.offsetWidth! as number
+      this.$swiperWidth = (this.$refs["swiper"] as INode).offsetWidth
       this.queryTabItemsSize()
       this.setSwiperIndex(0, true)
     },
@@ -90,8 +90,8 @@
         const tabs = this.$refs["swipertab"] as INode[]
         tabs.forEach((node) => {
           this.$swiperTabsRect.push({
-            left: node.offsetLeft as number,
-            width: node.offsetWidth as number
+            left: node.offsetLeft,
+            width: node.offsetWidth
           } as SwiperTabsItem)
         })
       },