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{"version":3,"file":"index.js","sources":["../src/request.ts","../src/onError.ts","../src/response.ts","../src/extend.ts","../src/view.ts","../src/app.ts"],"sourcesContent":["import { IncomingMessage } from 'node:http'\nimport type { ParsedUrlQuery } from 'node:querystring'\n\nimport { Options, Ranges } from 'header-range-parser'\nimport { proxyaddr as proxyAddr, all, compile } from '@tinyhttp/proxy-addr'\n\nimport { App } from './app.js'\nimport type { Middleware } from '@tinyhttp/router'\n\nimport type { URLParams } from '@tinyhttp/req'\nimport { isIP } from 'node:net'\nimport type { Socket } from 'node:net'\nimport type { TLSSocket } from 'node:tls'\n\nexport { getURLParams } from '@tinyhttp/req'\n\nconst trustRemoteAddress = ({ socket }: Pick<Request, 'headers' | 'socket'>) => {\n const val = socket.remoteAddress\n if (typeof val === 'string') return compile(val.split(',').map((x) => x.trim()))\n return compile(val || [])\n}\n\nexport const getProtocol = (req: Request): Protocol => {\n const proto = `http${req.secure ? 's' : ''}`\n\n if (!trustRemoteAddress(req)) return proto\n\n const header = (req.headers['X-Forwarded-Proto'] as string) || proto\n\n const index = header.indexOf(',')\n\n return index !== -1 ? header.substring(0, index).trim() : header.trim()\n}\n\nexport const getHostname = (req: Request): string | undefined => {\n let host: string = req.get('X-Forwarded-Host') as string\n\n if (!host || !trustRemoteAddress(req)) host = req.get('Host') as string\n\n if (!host) return\n\n // IPv6 literal support\n const index = host.indexOf(':', host[0] === '[' ? host.indexOf(']') + 1 : 0)\n\n return index !== -1 ? host.substring(0, index) : host\n}\n\nexport const getIP = (req: Pick<Request, 'headers' | 'connection' | 'socket'>): string | undefined =>\n proxyAddr(req, trustRemoteAddress(req)).replace(/^.*:/, '') // striping the redundant prefix addeded by OS to IPv4 address\n\nexport const getIPs = (req: Pick<Request, 'headers' | 'connection' | 'socket'>): string[] | undefined =>\n all(req, trustRemoteAddress(req))\n\nexport const getSubdomains = (req: Request, subdomainOffset = 2): string[] => {\n const hostname = getHostname(req)\n\n if (!hostname) return []\n\n const subdomains = isIP(hostname) ? [hostname] : hostname.split('.').reverse()\n\n return subdomains.slice(subdomainOffset)\n}\n\nexport type Connection = IncomingMessage['socket'] & {\n encrypted: boolean\n}\n\nexport type Protocol = 'http' | 'https' | string\n\nexport type { URLParams }\n\ntype AcceptsReturns = string | boolean | string[]\n\nexport interface Request extends IncomingMessage {\n originalUrl: string\n path: string\n url: string\n query: ParsedUrlQuery\n params: URLParams\n connection: Connection\n socket: TLSSocket | Socket\n route?: Middleware\n protocol: Protocol\n secure: boolean\n xhr: boolean\n hostname?: string\n ip?: string\n ips?: string[]\n subdomains?: string[]\n get: (header: string) => string | string[] | undefined\n range: (size: number, options?: Options) => -1 | -2 | -3 | Ranges | undefined\n accepts: (...types: string[]) => AcceptsReturns\n acceptsEncodings: (...encodings: string[]) => AcceptsReturns\n acceptsCharsets: (...charsets: string[]) => AcceptsReturns\n acceptsLanguages: (...languages: string[]) => AcceptsReturns\n is: (...types: string[]) => boolean\n cookies?: any\n signedCookies?: any\n secret?: string | string[]\n fresh?: boolean\n stale?: boolean\n body?: any\n app?: App\n}\n","import type { NextFunction } from '@tinyhttp/router'\nimport { STATUS_CODES } from 'node:http'\nimport type { Request } from './request.js'\nimport type { Response } from './response.js'\nimport type { App } from './app.js'\n\nexport type ErrorHandler = (this: App, err: any, req: Request, res: Response, next?: NextFunction) => void\n\nexport const onErrorHandler: ErrorHandler = function (this: App, err: any, _req: Request, res: Response) {\n if (this.onError === onErrorHandler && this.parent) return this.parent.onError(err, _req, res)\n\n if (err instanceof Error) console.error(err)\n\n const code = err.code in STATUS_CODES ? err.code : err.status\n\n if (typeof err === 'string' || Buffer.isBuffer(err)) res.writeHead(500).end(err)\n else if (code in STATUS_CODES) res.writeHead(code).end(STATUS_CODES[code])\n else res.writeHead(500).end(err.message)\n}\n","import { ServerResponse } from 'node:http'\nimport type { SerializeOptions } from '@tinyhttp/cookie'\nimport { Request } from './request.js'\nimport { App } from './app.js'\nimport type { ReadStreamOptions, FormatProps, DownloadOptions } from '@tinyhttp/res'\nimport type { AppRenderOptions, TemplateEngineOptions } from './types.js'\n\nexport const renderTemplate =\n <O extends TemplateEngineOptions = TemplateEngineOptions>(_req: Request, res: Response, app: App) =>\n (file: string, data?: Record<string, unknown>, options?: AppRenderOptions<O>): Response => {\n app.render(file, data ? { ...res.locals, ...data } : res.locals, options, (err: unknown, html: unknown) => {\n if (err) throw err\n res.send(html)\n })\n return res\n }\n\nexport interface Response<B = unknown> extends ServerResponse {\n header(field: string | Record<string, unknown>, val?: string | any[]): Response<B>\n set(field: string | Record<string, unknown>, val?: string | any[]): Response<B>\n get(field: string): string | number | string[]\n send(body: B): Response<B>\n sendFile(path: string, options?: ReadStreamOptions, cb?: (err?: unknown) => void): Response<B>\n json(body: B): Response<B>\n status(status: number): Response<B>\n sendStatus(statusCode: number): Response<B>\n cookie(\n name: string,\n value: string | Record<string, unknown>,\n options?: SerializeOptions & Partial<{ signed: boolean }>\n ): Response<B>\n clearCookie(name: string, options?: SerializeOptions): Response<B>\n location(url: string): Response<B>\n links(links: { [key: string]: string }): Response<B>\n render<O extends TemplateEngineOptions = TemplateEngineOptions>(\n file: string,\n data?: Record<string, any>,\n options?: AppRenderOptions<O>\n ): Response<B>\n vary(field: string): Response<B>\n format(obj: FormatProps): Response<B>\n redirect(url: string, status?: number): Response<B>\n type(type: string): Response<B>\n download(path: string, filename: string, options?: DownloadOptions, cb?: (err?: unknown) => void): Response<B>\n attachment(filename?: string): Response<B>\n app?: App\n locals: Record<string, any>\n /**\n * Send JSON response with JSONP callback support.\n *\n * To enable this method, install the `@tinyhttp/jsonp` package and attach the method to `res.jsonp` property.\n *\n * @param obj Response object\n */\n jsonp(obj: any): Response<B>\n\n append(field: string, value: any): Response<B>\n}\n","import { getSubdomains, Request } from './request.js'\nimport type { NextFunction } from '@tinyhttp/router'\nimport type { Response } from './response.js'\nimport {\n getFreshOrStale,\n getRangeFromHeader,\n getRequestHeader,\n checkIfXMLHttpRequest,\n getQueryParams,\n getAccepts,\n getAcceptsCharsets,\n getAcceptsEncodings,\n getAcceptsLanguages\n} from '@tinyhttp/req'\nimport { getProtocol, getHostname, getIP, getIPs } from './request.js'\nimport {\n send,\n json,\n status,\n setCookie,\n clearCookie,\n setHeader,\n getResponseHeader,\n setLocationHeader,\n setLinksHeader,\n sendStatus,\n setVaryHeader,\n sendFile,\n formatResponse,\n redirect,\n setContentType,\n attachment,\n download,\n append\n} from '@tinyhttp/res'\nimport { renderTemplate } from './response.js'\nimport { App } from './app.js'\nimport { TemplateEngineOptions } from './types.js'\n\n/**\n * Extends Request and Response objects with custom properties and methods\n */\nexport const extendMiddleware =\n <EngineOptions extends TemplateEngineOptions = TemplateEngineOptions>(app: App) =>\n (req: Request, res: Response<EngineOptions>, next: NextFunction): void => {\n const { settings } = app\n\n res.get = getResponseHeader(res)\n req.get = getRequestHeader(req)\n\n if (settings?.bindAppToReqRes) {\n req.app = app\n res.app = app\n }\n\n if (settings?.networkExtensions) {\n req.protocol = getProtocol(req)\n req.secure = req.protocol === 'https'\n req.hostname = getHostname(req)\n req.subdomains = getSubdomains(req, settings.subdomainOffset)\n req.ip = getIP(req)\n req.ips = getIPs(req)\n }\n\n req.query = getQueryParams(req.url)\n\n req.range = getRangeFromHeader(req)\n req.accepts = getAccepts(req)\n req.acceptsCharsets = getAcceptsCharsets(req)\n req.acceptsEncodings = getAcceptsEncodings(req)\n req.acceptsLanguages = getAcceptsLanguages(req)\n\n req.xhr = checkIfXMLHttpRequest(req)\n\n res.header = res.set = setHeader<Response>(res)\n res.send = send<Request, Response>(req, res)\n res.json = json<Response>(res)\n res.status = status<Response>(res)\n res.sendStatus = sendStatus<Request, Response>(req, res)\n res.sendFile = sendFile<Request, Response>(req, res)\n res.type = setContentType<Response>(res)\n res.location = setLocationHeader<Request, Response>(req, res)\n res.links = setLinksHeader<Response>(res)\n res.vary = setVaryHeader<Response>(res)\n res.cookie = setCookie<Request, Response>(req, res)\n res.clearCookie = clearCookie<Request, Response>(req, res)\n res.render = renderTemplate(req, res, app)\n res.format = formatResponse(req, res, next)\n res.redirect = redirect(req, res, next)\n res.attachment = attachment<Response>(res)\n res.download = download<Request, Response>(req, res)\n res.append = append<Response>(res)\n res.locals = res.locals || Object.create(null)\n\n Object.defineProperty(req, 'fresh', { get: getFreshOrStale.bind(null, req, res), configurable: true })\n req.stale = !req.fresh\n\n next()\n }\n","/*!\n * Ported from https://github.com/expressjs/express/blob/master/lib/view.js\n * express\n * Copyright(c) 2009-2013 TJ Holowaychuk\n * Copyright(c) 2013 Roman Shtylman\n * Copyright(c) 2014-2015 Douglas Christopher Wilson\n * MIT Licensed\n */\n\nimport { extname, resolve, dirname, basename, join } from 'node:path'\nimport { TemplateEngineOptions, TemplateEngine } from './types.js'\nimport { statSync } from 'node:fs'\n\nfunction tryStat(path: string) {\n try {\n return statSync(path)\n } catch (e) {\n return undefined\n }\n}\n\n/**\n * Initialize a new `View` with the given `name`.\n *\n * Options:\n *\n * - `defaultEngine` the default template engine name\n * - `engines` template engine require() cache\n * - `root` root path for view lookup\n *\n * @param name\n * @param options\n * @public\n */\n\nexport class View<RenderOptions extends TemplateEngineOptions = TemplateEngineOptions> {\n ext: string\n defaultEngine: string\n name: string\n engine: TemplateEngine<RenderOptions>\n path: string\n root: string | string[]\n constructor(\n name: string,\n opts: Partial<{\n defaultEngine: string\n root: string | string[]\n engines: Record<string, TemplateEngine<RenderOptions>>\n }> = {}\n ) {\n this.ext = extname(name)\n this.name = name\n this.root = opts.root\n this.defaultEngine = opts.defaultEngine\n\n if (!this.ext && !this.defaultEngine)\n throw new Error('No default engine was specified and no extension was provided.')\n\n let fileName = name\n\n if (!this.ext) {\n // get extension from default engine name\n this.ext = this.defaultEngine[0] !== '.' ? '.' + this.defaultEngine : this.defaultEngine\n\n fileName += this.ext\n }\n\n if (!opts.engines[this.ext]) throw new Error(`No engine was found for ${this.ext}`)\n\n this.engine = opts.engines[this.ext]\n this.path = this.#lookup(fileName)\n }\n #lookup(name: string) {\n let path: string\n const roots = [].concat(this.root)\n\n for (let i = 0; i < roots.length && !path; i++) {\n const root = roots[i]\n // resolve the path\n const loc = resolve(root, name)\n const dir = dirname(loc)\n const file = basename(loc)\n\n // resolve the file\n path = this.#resolve(dir, file)\n }\n\n return path\n }\n #resolve(dir: string, file: string) {\n const ext = this.ext\n\n // <path>.<ext>\n let path = join(dir, file)\n let stat = tryStat(path)\n\n if (stat && stat.isFile()) {\n return path\n }\n\n // <path>/index.<ext>\n path = join(dir, basename(file, ext), 'index' + ext)\n stat = tryStat(path)\n\n if (stat && stat.isFile()) {\n return path\n }\n }\n render(options: RenderOptions, data: Record<string, unknown>, cb: (err: Error | null, html: unknown) => void) {\n this.engine(this.path, data, options, cb)\n }\n}\n","import { createServer, Server } from 'node:http'\nimport { getURLParams } from './request.js'\nimport type { Request, URLParams } from './request.js'\nimport type { Response } from './response.js'\nimport type { ErrorHandler } from './onError.js'\nimport { onErrorHandler } from './onError.js'\nimport type { Middleware, Handler, NextFunction, UseMethodParams } from '@tinyhttp/router'\nimport { Router, pushMiddleware } from '@tinyhttp/router'\nimport { extendMiddleware } from './extend.js'\nimport { parse as rg } from 'regexparam'\nimport { getPathname } from '@tinyhttp/req'\nimport { AppConstructor, AppRenderOptions, AppSettings, TemplateEngine } from './types.js'\nimport { TemplateEngineOptions } from './index.js'\nimport { View } from './view.js'\n\n/**\n * Add leading slash if not present (e.g. path -> /path, /path -> /path)\n * @param x\n */\nconst lead = (x: string) => (x.charCodeAt(0) === 47 ? x : '/' + x)\n\nconst mount = (fn: App | Handler) => (fn instanceof App ? fn.attach : fn)\n\nconst applyHandler =\n <Req, Res>(h: Handler<Req, Res>) =>\n async (req: Req, res: Res, next?: NextFunction) => {\n try {\n if (h[Symbol.toStringTag] === 'AsyncFunction') {\n await h(req, res, next)\n } else h(req, res, next)\n } catch (e) {\n next(e)\n }\n }\n\n/**\n * `App` class - the starting point of tinyhttp app.\n *\n * With the `App` you can:\n * * use routing methods and `.use(...)`\n * * set no match (404) and error (500) handlers\n * * configure template engines\n * * store data in locals\n * * listen the http server on a specified port\n *\n * In case you use TypeScript, you can pass custom types to this class because it is also a generic class.\n *\n * Example:\n *\n * ```ts\n * interface CoolReq extends Request {\n * genericsAreDope: boolean\n * }\n *\n * const app = App<any, CoolReq, Response>()\n * ```\n */\nexport class App<Req extends Request = Request, Res extends Response = Response> extends Router<App, Req, Res> {\n middleware: Middleware<Req, Res>[] = []\n locals: Record<string, unknown> = {}\n noMatchHandler: Handler\n onError: ErrorHandler\n settings: AppSettings\n engines: Record<string, TemplateEngine> = {}\n applyExtensions: (req: Request, res: Response, next: NextFunction) => void\n attach: (req: Req, res: Res) => void\n cache: Record<string, unknown>\n\n constructor(options: AppConstructor<Req, Res> = {}) {\n super()\n this.onError = options?.onError || onErrorHandler\n this.noMatchHandler = options?.noMatchHandler || this.onError.bind(this, { code: 404 })\n this.settings = {\n view: View,\n xPoweredBy: true,\n views: `${process.cwd()}/views`,\n 'view cache': process.env.NODE_ENV === 'production',\n ...options.settings\n }\n this.applyExtensions = options?.applyExtensions\n this.attach = (req, res) => setImmediate(this.handler.bind(this, req, res, undefined), req, res)\n this.cache = {}\n }\n\n /**\n * Set app setting\n * @param setting setting name\n * @param value setting value\n */\n set<K extends keyof AppSettings>(setting: K, value: AppSettings[K]): this {\n this.settings[setting] = value\n\n return this\n }\n\n /**\n * Enable app setting\n * @param setting Setting name\n */\n enable<K extends keyof AppSettings>(setting: K): this {\n this.settings[setting] = true as AppSettings[K]\n\n return this\n }\n\n /**\n * Check if setting is enabled\n * @param setting Setting name\n * @returns\n */\n enabled<K extends keyof AppSettings>(setting: K): boolean {\n return Boolean(this.settings[setting])\n }\n\n /**\n * Disable app setting\n * @param setting Setting name\n */\n disable<K extends keyof AppSettings>(setting: K): this {\n this.settings[setting] = false as AppSettings[K]\n\n return this\n }\n\n /**\n * Return the app's absolute pathname\n * based on the parent(s) that have\n * mounted it.\n *\n * For example if the application was\n * mounted as `\"/admin\"`, which itself\n * was mounted as `\"/blog\"` then the\n * return value would be `\"/blog/admin\"`.\n *\n */\n path(): string {\n return this.parent ? this.parent.path() + this.mountpath : ''\n }\n\n /**\n * Register a template engine with extension\n */\n engine<RenderOptions extends TemplateEngineOptions = TemplateEngineOptions>(\n ext: string,\n fn: TemplateEngine<RenderOptions>\n ): this {\n this.engines[ext[0] === '.' ? ext : `.${ext}`] = fn\n\n return this\n }\n\n /**\n * Render a template\n * @param file What to render\n * @param data data that is passed to a template\n * @param options Template engine options\n * @param cb Callback that consumes error and html\n */\n render<RenderOptions extends TemplateEngineOptions = TemplateEngineOptions>(\n name: string,\n data: Record<string, unknown> = {},\n options: AppRenderOptions<RenderOptions> = {} as AppRenderOptions<RenderOptions>,\n cb: (err: unknown, html?: unknown) => void\n ): void {\n let view: View | undefined\n\n const { _locals, ...opts } = options\n\n let locals = this.locals\n\n if (_locals) locals = { ...locals, ..._locals }\n\n locals = { ...locals, ...data }\n\n if (opts.cache == null) (opts.cache as boolean) = this.enabled('view cache')\n\n if (opts.cache) {\n view = this.cache[name] as View\n }\n\n if (!view) {\n const View = this.settings['view']\n view = new View(name, {\n defaultEngine: this.settings['view engine'],\n root: this.settings.views,\n engines: this.engines\n })\n\n if (!view.path) {\n const dirs =\n Array.isArray(view.root) && view.root.length > 1\n ? 'directories \"' + view.root.slice(0, -1).join('\", \"') + '\" or \"' + view.root[view.root.length - 1] + '\"'\n : 'directory \"' + view.root + '\"'\n const err = new Error('Failed to lookup view \"' + name + '\" in views ' + dirs)\n\n return cb(err)\n }\n\n if (opts.cache) {\n this.cache[name] = view\n }\n }\n\n try {\n view.render(opts, locals, cb)\n } catch (err) {\n cb(err)\n }\n }\n use(...args: UseMethodParams<Req, Res, App>): this {\n const base = args[0]\n\n const fns = args.slice(1).flat()\n\n let pathArray = []\n if (typeof base === 'function' || base instanceof App) {\n fns.unshift(base)\n } else {\n // if base is not an array of paths, then convert it to an array.\n let basePaths = []\n if (Array.isArray(base)) basePaths = [...base]\n else if (typeof base === 'string') basePaths = [base]\n\n basePaths = basePaths.filter((element) => {\n if (typeof element === 'string') {\n pathArray.push(element)\n return false\n }\n return true\n })\n fns.unshift(...basePaths)\n }\n pathArray = pathArray.length ? pathArray.map((path) => lead(path)) : ['/']\n\n const mountpath = pathArray.join(', ')\n let regex: { keys: string[]; pattern: RegExp }\n\n for (const fn of fns) {\n if (fn instanceof App) {\n pathArray.forEach((path) => {\n regex = rg(path, true)\n fn.mountpath = mountpath\n this.apps[path] = fn\n fn.parent = this\n })\n }\n }\n pathArray.forEach((path) => {\n const handlerPaths = []\n const handlerFunctions = []\n const handlerPathBase = path === '/' ? '' : lead(path)\n for (const fn of fns) {\n if (fn instanceof App && fn.middleware?.length) {\n for (const mw of fn.middleware) {\n handlerPaths.push(handlerPathBase + lead(mw.path))\n handlerFunctions.push(fn)\n }\n } else {\n handlerPaths.push('')\n handlerFunctions.push(fn)\n }\n }\n pushMiddleware(this.middleware)({\n path,\n regex,\n type: 'mw',\n handler: mount(handlerFunctions[0] as Handler),\n handlers: handlerFunctions.slice(1).map(mount),\n fullPaths: handlerPaths\n })\n })\n return this\n }\n\n route(path: string): App {\n const app = new App({ settings: this.settings })\n\n this.use(path, app)\n\n return app\n }\n\n #find(url: string): Middleware<Req, Res>[] {\n return this.middleware.filter((m) => {\n m.regex = m.regex || rg(m.path, m.type === 'mw')\n\n let fullPathRegex: { keys: string[]; pattern: RegExp }\n\n m.fullPath && typeof m.fullPath === 'string'\n ? (fullPathRegex = rg(m.fullPath, m.type === 'mw'))\n : (fullPathRegex = null)\n\n return m.regex.pattern.test(url) && (m.type === 'mw' && fullPathRegex ? fullPathRegex.pattern.test(url) : true)\n })\n }\n\n /**\n * Extends Req / Res objects, pushes 404 and 500 handlers, dispatches middleware\n * @param req Req object\n * @param res Res object\n */\n handler<RenderOptions extends TemplateEngineOptions = TemplateEngineOptions>(\n req: Req,\n res: Res,\n next?: NextFunction\n ): void {\n /* Set X-Powered-By header */\n const { xPoweredBy } = this.settings\n if (xPoweredBy) res.setHeader('X-Powered-By', typeof xPoweredBy === 'string' ? xPoweredBy : 'tinyhttp')\n\n const exts = this.applyExtensions || extendMiddleware<RenderOptions>(this)\n\n req.originalUrl = req.url || req.originalUrl\n\n const pathname = getPathname(req.originalUrl)\n\n const matched = this.#find(pathname)\n\n const mw: Middleware[] = [\n {\n handler: exts,\n type: 'mw',\n path: '/'\n },\n ...matched.filter((x) => req.method === 'HEAD' || (x.method ? x.method === req.method : true))\n ]\n\n if (matched[0] != null) {\n mw.push({\n type: 'mw',\n handler: (req, res, next) => {\n if (req.method === 'HEAD') {\n res.statusCode = 204\n return res.end('')\n }\n next()\n },\n path: '/'\n })\n }\n\n mw.push({\n handler: this.noMatchHandler,\n type: 'mw',\n path: '/'\n })\n\n const handle = (mw: Middleware) => async (req: Req, res: Res, next?: NextFunction) => {\n const { path, handler, regex } = mw\n\n let params: URLParams\n\n try {\n params = regex ? getURLParams(regex, pathname) : {}\n } catch (e) {\n console.error(e)\n if (e instanceof URIError) return res.sendStatus(400) // Handle malformed URI\n else throw e\n }\n\n // Warning: users should not use :wild as a pattern\n let prefix = path\n if (regex) {\n for (const key of regex.keys) {\n if (key === 'wild') {\n prefix = prefix.replace('*', params.wild)\n } else {\n prefix = prefix.replace(`:${key}`, params[key])\n }\n }\n }\n\n req.params = { ...req.params, ...params }\n\n if (mw.type === 'mw') {\n req.url = lead(req.originalUrl.substring(prefix.length))\n }\n\n if (!req.path) req.path = getPathname(req.url)\n\n if (this.settings?.enableReqRoute) req.route = mw\n\n await applyHandler<Req, Res>(handler as unknown as Handler<Req, Res>)(req, res, next)\n }\n\n let idx = 0\n\n const loop = () => res.writableEnded || (idx < mw.length && handle(mw[idx++])(req, res, next))\n\n next = next || ((err) => (err ? this.onError(err, req, res) : loop()))\n\n loop()\n }\n\n /**\n * Creates HTTP server and dispatches middleware\n * @param port server listening port\n * @param Server callback after server starts listening\n * @param host server listening host\n */\n listen(port?: number, cb?: () => void, host?: string): Server {\n return createServer().on('request', this.attach).listen(port, host, cb)\n 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