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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
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| import { OutgoingMessage } from "http"; | ||
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| export default Router; | ||
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| type HttpMethods = | ||
| 'get' | | ||
| 'post' | | ||
| 'put' | | ||
| 'head' | | ||
| 'delete' | | ||
| 'options' | | ||
| 'trace' | | ||
| 'copy' | | ||
| 'lock' | | ||
| 'mkcol' | | ||
| 'move' | | ||
| 'purge' | | ||
| 'propfind' | | ||
| 'proppatch' | | ||
| 'unlock' | | ||
| 'report' | | ||
| 'mkactivity' | | ||
| 'checkout' | | ||
| 'merge' | | ||
| 'm-search' | | ||
| 'notify' | | ||
| 'subscribe' | | ||
| 'unsubscribe' | | ||
| 'patch' | | ||
| 'search' | | ||
| 'connect' | ||
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| export interface RouterOptions { | ||
| strict?: boolean; | ||
| caseSensitive?: boolean; | ||
| mergeParams?: boolean; | ||
| } | ||
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| export interface IncomingRequest { | ||
| url?: string; | ||
| method?: string; | ||
| originalUrl?: string; | ||
| params?: Record<string, string>; | ||
| } | ||
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| export interface RoutedRequest extends IncomingRequest { | ||
| baseUrl: string; | ||
| next?: NextFunction; | ||
| route?: IRoute; | ||
| } | ||
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| export interface NextFunction { | ||
| (err?: any): void; | ||
| } | ||
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| type IRoute = Record<HttpMethods, IRouterHandler<IRoute>> & { | ||
| path: string; | ||
| all: IRouterHandler<IRoute>; | ||
| } | ||
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| type RequestParamHandler = ( | ||
| req: IncomingRequest, | ||
| res: OutgoingMessage, | ||
| next: NextFunction, | ||
| value: string, | ||
| name: string | ||
| ) => void; | ||
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| export interface RouteHandler { | ||
| (req: RoutedRequest, res: OutgoingMessage, next: NextFunction): void; | ||
| } | ||
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| export interface RequestHandler { | ||
| (req: IncomingRequest, res: OutgoingMessage, next: NextFunction): void; | ||
| } | ||
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| type ErrorRequestHandler = ( | ||
| err: any, | ||
| req: IncomingRequest, | ||
| res: OutgoingMessage, | ||
| next: NextFunction | ||
| ) => void; | ||
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| type PathParams = string | RegExp | Array<string | RegExp>; | ||
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| type RequestHandlerParams = | ||
| | RouteHandler | ||
| | ErrorRequestHandler | ||
| | Array<RouteHandler | ErrorRequestHandler>; | ||
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| interface IRouterMatcher<T> { | ||
| (path: PathParams, ...handlers: RouteHandler[]): T; | ||
| (path: PathParams, ...handlers: RequestHandlerParams[]): T; | ||
| } | ||
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| interface IRouterHandler<T> { | ||
| (...handlers: RouteHandler[]): T; | ||
| (...handlers: RequestHandlerParams[]): T; | ||
| } | ||
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| type IRouter = Record<HttpMethods, IRouterMatcher<IRouter>> & { | ||
| param(name: string, handler: RequestParamHandler): IRouter; | ||
| param( | ||
| callback: (name: string, matcher: RegExp) => RequestParamHandler | ||
| ): IRouter; | ||
| all: IRouterMatcher<IRouter>; | ||
| use: IRouterHandler<IRouter> & IRouterMatcher<IRouter>; | ||
| handle: RequestHandler; | ||
| route(prefix: PathParams): IRoute; | ||
| } | ||
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| interface RouterConstructor { | ||
| new (options?: RouterOptions): IRouter & RequestHandler; | ||
| (options?: RouterOptions): IRouter & RequestHandler; | ||
| } | ||
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| declare var Router: RouterConstructor; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| import { createServer, OutgoingMessage } from 'http'; | ||
| import Router, { | ||
| RouterOptions, | ||
| RouteHandler, | ||
| NextFunction, | ||
| RoutedRequest, | ||
| IncomingRequest | ||
| } from '..'; | ||
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| const options: RouterOptions = { | ||
| strict: false, | ||
| caseSensitive: false, | ||
| mergeParams: false | ||
| }; | ||
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| // new constructor | ||
| new Router().all('/', (req, res, next) => {}) | ||
| // direct call | ||
| Router().all('/', (req, res, next) => {}) | ||
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| const router = new Router(options); | ||
| const routerHandler: RouteHandler = (req, res, next) => { | ||
| res.setHeader('Content-Type', 'plain/text'); | ||
| res.write('Hello') | ||
| res.end('world') | ||
| }; | ||
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| // test verb methods | ||
| router.get('/', routerHandler); | ||
| router.post('/', routerHandler); | ||
| router.delete('/', routerHandler); | ||
| router.patch('/', routerHandler); | ||
| router.options('/', routerHandler); | ||
| router.head('/', routerHandler); | ||
| router.bind('/', routerHandler); | ||
| router.connect('/', routerHandler); | ||
| router.trace('/', routerHandler); | ||
| router['m-search']('/', routerHandler); | ||
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| // param | ||
| router.param('user_id', (req, res, next, id) => { | ||
| type TReq = Expect<Equal<typeof req, IncomingRequest>> | ||
| type TRes = Expect<Equal<typeof res, OutgoingMessage>> | ||
| type TNext = Expect<Equal<typeof next, NextFunction>> | ||
| type P1 = Expect<Equal<typeof id, string>> | ||
| }); | ||
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| // middleware | ||
| router.use((req, res, next) => { | ||
| type TReq = Expect<Equal<typeof req, RoutedRequest>> | ||
| type TRes = Expect<Equal<typeof res, OutgoingMessage>> | ||
| type TNext = Expect<Equal<typeof next, NextFunction>> | ||
| next(); | ||
| }); | ||
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| router.route('/') | ||
| .all((req, res, next) => { | ||
| type TReq = Expect<Equal<typeof req, RoutedRequest>> | ||
| type TRes = Expect<Equal<typeof res, OutgoingMessage>> | ||
| type TNext = Expect<Equal<typeof next, NextFunction>> | ||
| next(); | ||
| }) | ||
| .get((req, res, next) => { | ||
| type TReq = Expect<Equal<typeof req, RoutedRequest>> | ||
| type TRes = Expect<Equal<typeof res, OutgoingMessage>> | ||
| type TNext = Expect<Equal<typeof next, NextFunction>> | ||
| }); | ||
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| // valid for router from createServer | ||
| var server = createServer(function(req, res) { | ||
| router(req, res, (err) => {}) | ||
| router.handle(req, res, (err) => {}) | ||
| }) | ||
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| // Type test helper methods | ||
| type Compute<T> = T extends (...args: any[]) => any ? T : { [K in keyof T]: Compute<T[K]> } | ||
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| type Equal<X, Y> = (<T>() => T extends Compute<X> ? 1 : 2) extends <T>() => T extends Compute<Y> ? 1 : 2 ? true : false | ||
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| type Expect<T extends true> = T extends true ? true : never |
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