Tip
对于大多数应用程序,不建议使用基于代码的路由。建议使用基于文件的路由。
基于代码的路由与基于文件的路由没有区别,它们都使用相同的路由树概念来组织、匹配和将匹配的路由组合成组件树。唯一的区别是,您使用代码而不是文件系统来组织路由。
让我们考虑路由树和嵌套指南中的相同路由树,并将其转换为基于代码的路由:
这是基于文件的版本:
routes/
├── __root.tsx
├── index.tsx
├── about.tsx
├── posts/
│ ├── index.tsx
│ ├── $postId.tsx
├── posts.$postId.edit.tsx
├── settings/
│ ├── profile.tsx
│ ├── notifications.tsx
├── _pathlessLayout.tsx
├── _pathlessLayout/
│ ├── route-a.tsx
├── ├── route-b.tsx
├── files/
│ ├── $.tsx
routes/
├── __root.tsx
├── index.tsx
├── about.tsx
├── posts/
│ ├── index.tsx
│ ├── $postId.tsx
├── posts.$postId.edit.tsx
├── settings/
│ ├── profile.tsx
│ ├── notifications.tsx
├── _pathlessLayout.tsx
├── _pathlessLayout/
│ ├── route-a.tsx
├── ├── route-b.tsx
├── files/
│ ├── $.tsx
这是基于代码的简化版本:
import { createRootRoute, createRoute } from '@tanstack/solid-router'
const rootRoute = createRootRoute()
const indexRoute = createRoute({
getParentRoute: () => rootRoute,
path: '/',
})
const aboutRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'about',
})
const postsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts',
})
const postsIndexRoute = createRoute({
getParentRoute: () => postsRoute,
path: '/',
})
const postRoute = createRoute({
getParentRoute: () => postsRoute,
path: '$postId',
})
const postEditorRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts/$postId/edit',
})
const settingsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'settings',
})
const profileRoute = createRoute({
getParentRoute: () => settingsRoute,
path: 'profile',
})
const notificationsRoute = createRoute({
getParentRoute: () => settingsRoute,
path: 'notifications',
})
const pathlessLayoutRoute = createRoute({
getParentRoute: () => rootRoute,
id: 'pathlessLayout',
})
const pathlessLayoutARoute = createRoute({
getParentRoute: () => pathlessLayoutRoute,
path: 'route-a',
})
const pathlessLayoutBRoute = createRoute({
getParentRoute: () => pathlessLayoutRoute,
path: 'route-b',
})
const filesRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'files/$',
})
import { createRootRoute, createRoute } from '@tanstack/solid-router'
const rootRoute = createRootRoute()
const indexRoute = createRoute({
getParentRoute: () => rootRoute,
path: '/',
})
const aboutRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'about',
})
const postsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts',
})
const postsIndexRoute = createRoute({
getParentRoute: () => postsRoute,
path: '/',
})
const postRoute = createRoute({
getParentRoute: () => postsRoute,
path: '$postId',
})
const postEditorRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts/$postId/edit',
})
const settingsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'settings',
})
const profileRoute = createRoute({
getParentRoute: () => settingsRoute,
path: 'profile',
})
const notificationsRoute = createRoute({
getParentRoute: () => settingsRoute,
path: 'notifications',
})
const pathlessLayoutRoute = createRoute({
getParentRoute: () => rootRoute,
id: 'pathlessLayout',
})
const pathlessLayoutARoute = createRoute({
getParentRoute: () => pathlessLayoutRoute,
path: 'route-a',
})
const pathlessLayoutBRoute = createRoute({
getParentRoute: () => pathlessLayoutRoute,
path: 'route-b',
})
const filesRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'files/$',
})
除根路由外的所有其他路由都使用 createRoute 函数进行配置:
const route = createRoute({
getParentRoute: () => rootRoute,
path: '/posts',
component: PostsComponent,
})
const route = createRoute({
getParentRoute: () => rootRoute,
path: '/posts',
component: PostsComponent,
})
getParentRoute 选项是一个返回您正在创建的路由的父路由的函数。
❓❓❓ "等等,您让我为每个创建的路由都传递父路由?"
绝对是的!传递父路由的原因与 TanStack Router 的神奇类型安全有关。没有父路由,TypeScript 就不知道为您的路由提供什么类型!
Important
对于每个不是根路由或无路径布局路由的路由,都需要 path 选项。这是将与 URL 路径名匹配以确定路由是否匹配的路径。
在路由上配置 path 选项时,它会忽略前导和尾随斜杠(这不包括"索引"路由路径 /)。您可以包含它们,但 TanStack Router 会在内部对它们进行规范化。以下是有效路径及其规范化结果的表格:
| Path | Normalized Path |
|---|---|
| / | / |
| /about | about |
| about/ | about |
| about | about |
| $ | $ |
| /$ | $ |
| /$/ | $ |
在代码中构建路由树时,仅定义每个路由的父路由是不够的。您还必须通过将每个路由添加到其父路由的 children 数组来构建最终的路由树。这是因为路由树不会像基于文件的路由那样自动为您构建。
/* prettier-ignore */
const routeTree = rootRoute.addChildren([
indexRoute,
aboutRoute,
postsRoute.addChildren([
postsIndexRoute,
postRoute,
]),
postEditorRoute,
settingsRoute.addChildren([
profileRoute,
notificationsRoute,
]),
pathlessLayoutRoute.addChildren([
pathlessLayoutARoute,
pathlessLayoutBRoute,
]),
filesRoute.addChildren([
fileRoute,
]),
])
/* prettier-ignore-end */
/* prettier-ignore */
const routeTree = rootRoute.addChildren([
indexRoute,
aboutRoute,
postsRoute.addChildren([
postsIndexRoute,
postRoute,
]),
postEditorRoute,
settingsRoute.addChildren([
profileRoute,
notificationsRoute,
]),
pathlessLayoutRoute.addChildren([
pathlessLayoutARoute,
pathlessLayoutBRoute,
]),
filesRoute.addChildren([
fileRoute,
]),
])
/* prettier-ignore-end */
但在您继续构建路由树之前,需要了解基于代码的路由概念是如何工作的。
信不信由您,基于文件的路由实际上是基于代码的路由的超集,它使用文件系统和一些代码生成抽象来自动生成您在上面看到的结构。
我们假设您已经阅读了路由概念指南,并熟悉以下每个主要概念:
现在,让我们看看如何在代码中创建这些路由类型。
在基于代码的路由中创建根路由与在基于文件的路由中创建根路由是相同的。调用 createRootRoute() 函数。
但是,与基于文件的路由不同,如果您不想导出根路由,则不需要导出。当然,不建议在单个文件中构建整个路由树和应用程序(尽管您可以这样做,我们在示例中这样做是为了简洁地演示路由概念)。
// Standard root route
import { createRootRoute } from '@tanstack/solid-router'
const rootRoute = createRootRoute()
// Root route with Context
import { createRootRouteWithContext } from '@tanstack/solid-router'
import type { QueryClient } from '@tanstack/react-query'
export interface MyRouterContext {
queryClient: QueryClient
}
const rootRoute = createRootRouteWithContext<MyRouterContext>()
// Standard root route
import { createRootRoute } from '@tanstack/solid-router'
const rootRoute = createRootRoute()
// Root route with Context
import { createRootRouteWithContext } from '@tanstack/solid-router'
import type { QueryClient } from '@tanstack/react-query'
export interface MyRouterContext {
queryClient: QueryClient
}
const rootRoute = createRootRouteWithContext<MyRouterContext>()
要了解有关 TanStack Router 中上下文的更多信息,请参阅路由器上下文指南。
要创建基本路由,只需向 createRoute 函数提供普通的 path 字符串:
const aboutRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'about',
})
const aboutRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'about',
})
看,就是这么简单!aboutRoute 将匹配 URL /about。
与使用 index 文件名表示索引路由的基于文件的路由不同,基于代码的路由使用单个斜杠 / 表示索引路由。例如,上面示例路由树中的 posts.index.tsx 文件在基于代码的路由中将表示为:
const postsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts',
})
const postsIndexRoute = createRoute({
getParentRoute: () => postsRoute,
// Notice the single slash `/` here
path: '/',
})
const postsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts',
})
const postsIndexRoute = createRoute({
getParentRoute: () => postsRoute,
// Notice the single slash `/` here
path: '/',
})
因此,postsIndexRoute 将匹配 URL /posts/(或 /posts)。
动态路由段在基于代码的路由中的工作方式与在基于文件的路由中完全相同。只需在路径段前加上 $ 前缀,它就会被捕获到路由的 loader 或 component 的 params 对象中:
const postIdRoute = createRoute({
getParentRoute: () => postsRoute,
path: '$postId',
// In a loader
loader: ({ params }) => fetchPost(params.postId),
// Or in a component
component: PostComponent,
})
function PostComponent() {
const { postId } = postIdRoute.useParams()
return <div>Post ID: {postId}</div>
}
const postIdRoute = createRoute({
getParentRoute: () => postsRoute,
path: '$postId',
// In a loader
loader: ({ params }) => fetchPost(params.postId),
// Or in a component
component: PostComponent,
})
function PostComponent() {
const { postId } = postIdRoute.useParams()
return <div>Post ID: {postId}</div>
}
Tip
如果您的组件是代码分割的,您可以使用 getRouteApi 函数 来避免导入 postIdRoute 配置以获取类型化的 useParams() 钩子。
如预期的那样,通配符/捕获所有路由在基于代码的路由中的工作方式与在基于文件的路由中相同。只需在路径段前加上 $ 前缀,它就会被捕获到 params 对象的 _splat 键下:
const filesRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'files',
})
const fileRoute = createRoute({
getParentRoute: () => filesRoute,
path: '$',
})
const filesRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'files',
})
const fileRoute = createRoute({
getParentRoute: () => filesRoute,
path: '$',
})
对于 URL /documents/hello-world,params 对象将如下所示:
{
'_splat': 'documents/hello-world'
}
{
'_splat': 'documents/hello-world'
}
布局路由是将其子路由包装在布局组件中的路由。在基于代码的路由中,您可以通过简单地将路由嵌套在另一个路由下来创建布局路由:
const postsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts',
component: PostsLayoutComponent, // The layout component
})
function PostsLayoutComponent() {
return (
<div>
<h1>Posts</h1>
<Outlet />
</div>
)
}
const postsIndexRoute = createRoute({
getParentRoute: () => postsRoute,
path: '/',
})
const postsCreateRoute = createRoute({
getParentRoute: () => postsRoute,
path: 'create',
})
const routeTree = rootRoute.addChildren([
// The postsRoute is the layout route
// Its children will be nested under the PostsLayoutComponent
postsRoute.addChildren([postsIndexRoute, postsCreateRoute]),
])
const postsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts',
component: PostsLayoutComponent, // The layout component
})
function PostsLayoutComponent() {
return (
<div>
<h1>Posts</h1>
<Outlet />
</div>
)
}
const postsIndexRoute = createRoute({
getParentRoute: () => postsRoute,
path: '/',
})
const postsCreateRoute = createRoute({
getParentRoute: () => postsRoute,
path: 'create',
})
const routeTree = rootRoute.addChildren([
// The postsRoute is the layout route
// Its children will be nested under the PostsLayoutComponent
postsRoute.addChildren([postsIndexRoute, postsCreateRoute]),
])
现在,postsIndexRoute 和 postsCreateRoute 都将在 PostsLayoutComponent 内部渲染其内容:
// URL: /posts
<PostsLayoutComponent>
<PostsIndexComponent />
</PostsLayoutComponent>
// URL: /posts/create
<PostsLayoutComponent>
<PostsCreateComponent />
</PostsLayoutComponent>
// URL: /posts
<PostsLayoutComponent>
<PostsIndexComponent />
</PostsLayoutComponent>
// URL: /posts/create
<PostsLayoutComponent>
<PostsCreateComponent />
</PostsLayoutComponent>
在基于文件的路由中,无路径布局路由以 _ 为前缀,但在基于代码的路由中,这只是一个具有 id 而不是 path 选项的路由。这是因为基于代码的路由不使用文件系统来组织路由,因此不需要在路由前加上 _ 前缀来表示它没有路径。
const pathlessLayoutRoute = createRoute({
getParentRoute: () => rootRoute,
id: 'pathlessLayout',
component: PathlessLayoutComponent,
})
function PathlessLayoutComponent() {
return (
<div>
<h1>Pathless Layout</h1>
<Outlet />
</div>
)
}
const pathlessLayoutARoute = createRoute({
getParentRoute: () => pathlessLayoutRoute,
path: 'route-a',
})
const pathlessLayoutBRoute = createRoute({
getParentRoute: () => pathlessLayoutRoute,
path: 'route-b',
})
const routeTree = rootRoute.addChildren([
// The pathless layout route has no path, only an id
// So its children will be nested under the pathless layout route
pathlessLayoutRoute.addChildren([pathlessLayoutARoute, pathlessLayoutBRoute]),
])
const pathlessLayoutRoute = createRoute({
getParentRoute: () => rootRoute,
id: 'pathlessLayout',
component: PathlessLayoutComponent,
})
function PathlessLayoutComponent() {
return (
<div>
<h1>Pathless Layout</h1>
<Outlet />
</div>
)
}
const pathlessLayoutARoute = createRoute({
getParentRoute: () => pathlessLayoutRoute,
path: 'route-a',
})
const pathlessLayoutBRoute = createRoute({
getParentRoute: () => pathlessLayoutRoute,
path: 'route-b',
})
const routeTree = rootRoute.addChildren([
// The pathless layout route has no path, only an id
// So its children will be nested under the pathless layout route
pathlessLayoutRoute.addChildren([pathlessLayoutARoute, pathlessLayoutBRoute]),
])
现在 /route-a 和 /route-b 都将在 PathlessLayoutComponent 内部渲染其内容:
// URL: /route-a
<PathlessLayoutComponent>
<RouteAComponent />
</PathlessLayoutComponent>
// URL: /route-b
<PathlessLayoutComponent>
<RouteBComponent />
</PathlessLayoutComponent>
// URL: /route-a
<PathlessLayoutComponent>
<RouteAComponent />
</PathlessLayoutComponent>
// URL: /route-b
<PathlessLayoutComponent>
<RouteBComponent />
</PathlessLayoutComponent>
在基于代码的路由中构建非嵌套路由不需要在路径中使用尾随 _,但需要您使用正确的路径和嵌套来构建路由和路由树。让我们考虑一个路由树,其中我们希望帖子编辑器不嵌套在帖子路由下:
为此,我们需要为帖子编辑器构建一个单独的路由,并在 path 选项中包含从我们希望路由嵌套的根(在这种情况下是根)开始的整个路径:
// The posts editor route is nested under the root route
const postEditorRoute = createRoute({
getParentRoute: () => rootRoute,
// The path includes the entire path we need to match
path: 'posts/$postId/edit',
})
const postsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts',
})
const postRoute = createRoute({
getParentRoute: () => postsRoute,
path: '$postId',
})
const routeTree = rootRoute.addChildren([
// The post editor route is nested under the root route
postEditorRoute,
postsRoute.addChildren([postRoute]),
])
// The posts editor route is nested under the root route
const postEditorRoute = createRoute({
getParentRoute: () => rootRoute,
// The path includes the entire path we need to match
path: 'posts/$postId/edit',
})
const postsRoute = createRoute({
getParentRoute: () => rootRoute,
path: 'posts',
})
const postRoute = createRoute({
getParentRoute: () => postsRoute,
path: '$postId',
})
const routeTree = rootRoute.addChildren([
// The post editor route is nested under the root route
postEditorRoute,
postsRoute.addChildren([postRoute]),
])