update 修改组件 去除无用引用和代码缩进

src/components/Breadcrumb/index.vue

@@ -18,34 +18,34 @@ const router = useRouter();
 const levelList = ref<RouteLocationMatched[]>([])
 
 const getBreadcrumb = () => {
-    // only show routes with meta.title
-    let matched = route.matched.filter(item => item.meta && item.meta.title);
-    const first = matched[0]
-    // 判断是否为首页
-    if (!isDashboard(first)) {
-        matched = ([{ path: '/index', meta: { title: '首页' } }] as any).concat(matched)
-    }
-    levelList.value = matched.filter(item => item.meta && item.meta.title && item.meta.breadcrumb !== false)
+  // only show routes with meta.title
+  let matched = route.matched.filter(item => item.meta && item.meta.title);
+  const first = matched[0]
+  // 判断是否为首页
+  if (!isDashboard(first)) {
+    matched = ([{ path: '/index', meta: { title: '首页' } }] as any).concat(matched)
+  }
+  levelList.value = matched.filter(item => item.meta && item.meta.title && item.meta.breadcrumb !== false)
 }
 const isDashboard = (route: RouteLocationMatched) => {
-    const name = route && route.name as string
-    if (!name) {
-        return false
-    }
-    return name.trim() === 'Index'
+  const name = route && route.name as string
+  if (!name) {
+    return false
+  }
+  return name.trim() === 'Index'
 }
 const handleLink = (item: RouteLocationMatched) => {
-    const { redirect, path } = item
-    redirect ? router.push(redirect as string) : router.push(path)
+  const { redirect, path } = item
+  redirect ? router.push(redirect as string) : router.push(path)
 }
 
 watchEffect(() => {
-    // if you go to the redirect page, do not update the breadcrumbs
-    if (route.path.startsWith('/redirect/')) return
-    getBreadcrumb()
+  // if you go to the redirect page, do not update the breadcrumbs
+  if (route.path.startsWith('/redirect/')) return
+  getBreadcrumb()
 })
 onMounted(() => {
-    getBreadcrumb();
+  getBreadcrumb();
 })
 </script>