diff --git a/dist/bundle/wretch.js.map b/dist/bundle/wretch.js.map index 3d97b35..dcb9bae 100644 --- a/dist/bundle/wretch.js.map +++ b/dist/bundle/wretch.js.map @@ -1 +1 @@ -{"version":3,"file":"wretch.js","sources":["../../src/mix.ts","../../src/config.ts","../../src/perfs.ts","../../src/resolver.ts","../../src/wretcher.ts","../../src/index.ts"],"sourcesContent":["export const mix = function(one: object, two: object, mergeArrays: boolean = false) {\n if(!one || !two || typeof one !== \"object\" || typeof two !== \"object\")\n return one\n\n const clone = { ...one }\n for(const prop in two) {\n if(two.hasOwnProperty(prop)) {\n if(two[prop] instanceof Array && one[prop] instanceof Array) {\n clone[prop] = mergeArrays ? [ ...one[prop], ...two[prop] ] : two[prop]\n } else if(typeof two[prop] === \"object\" && typeof one[prop] === \"object\") {\n clone[prop] = mix(one[prop], two[prop], mergeArrays)\n } else {\n clone[prop] = two[prop]\n }\n }\n }\n\n return clone\n}\n","declare const global\n\nconst config = {\n // Default options\n defaults: {},\n // Error type\n errorType: null,\n // Polyfills\n polyfills: {\n fetch: null,\n FormData: null,\n URLSearchParams: null,\n performance: null,\n PerformanceObserver: null,\n AbortController: null\n },\n polyfill(p: string, doThrow = true, instance = false, ...args) {\n const res = this.polyfills[p] ||\n (typeof self !== \"undefined\" ? self[p] : null) ||\n (typeof global !== \"undefined\" ? global[p] : null)\n if(doThrow && !res) throw new Error(p + \" is not defined\")\n return instance && res ? new res(...args) : res\n }\n}\n\nexport default config\n","import conf from \"./config\"\n\nconst onMatch = (entries, name, callback, _performance) => {\n const matches = entries.getEntriesByName(name)\n if(matches && matches.length > 0) {\n callback(matches.reverse()[0])\n _performance.clearMeasures(name)\n perfs.callbacks.delete(name)\n\n if(perfs.callbacks.size < 1) {\n perfs.observer.disconnect()\n if(_performance.clearResourceTimings) {\n _performance.clearResourceTimings()\n }\n }\n return true\n }\n return false\n}\n\nconst lazyObserver = (_performance, _observer) => {\n if(!perfs.observer && _performance && _observer) {\n perfs.observer = new _observer(entries => {\n perfs.callbacks.forEach((callback, name) => {\n onMatch(entries, name, callback, _performance)\n })\n })\n if(_performance.clearResourceTimings) _performance.clearResourceTimings()\n }\n return perfs.observer\n}\n\nconst perfs = {\n callbacks: new Map(),\n observer: null,\n observe: (name, callback) => {\n if(!name || !callback)\n return\n\n const _performance = conf.polyfill(\"performance\", false)\n const _observer = conf.polyfill(\"PerformanceObserver\", false)\n\n if(!lazyObserver(_performance, _observer))\n return\n\n if(!onMatch(_performance, name, callback, _performance)) {\n if(perfs.callbacks.size < 1)\n perfs.observer.observe({ entryTypes: [\"resource\", \"measure\"] })\n perfs.callbacks.set(name, callback)\n }\n\n }\n}\n\nexport default perfs\n","import { mix } from \"./mix\"\nimport conf from \"./config\"\nimport perfs from \"./perfs\"\n\nexport type WretcherError = Error & { status: number, response: Response, text?: string, json?: any }\nexport type ResponseChain = {\n // Response types\n res: (cb?: (type: Response) => Result) => Promise,\n json: (cb?: (type: {[key: string]: any}) => Result) => Promise,\n blob: (cb?: (type: Blob) => Result) => Promise,\n formData: (cb?: (type: FormData) => Result) => Promise,\n arrayBuffer: (cb?: (type: ArrayBuffer) => Result) => Promise,\n text: (cb?: (type: string) => Result) => Promise,\n // Extras\n perfs: (cb?: (type: any) => void) => ResponseChain,\n setTimeout: (time: number, controller: any) => ResponseChain,\n controller: () => [any, ResponseChain],\n // Catchers\n error: (code: (number | string), cb: any) => ResponseChain,\n badRequest: (cb: (error: WretcherError) => void) => ResponseChain,\n unauthorized: (cb: (error: WretcherError) => void) => ResponseChain,\n forbidden: (cb: (error: WretcherError) => void) => ResponseChain,\n notFound: (cb: (error: WretcherError) => void) => ResponseChain,\n timeout: (cb: (error: WretcherError) => void) => ResponseChain,\n internalError: (cb: (error: WretcherError) => void) => ResponseChain,\n onAbort: (cb: (error: Error) => void) => ResponseChain\n}\n\nexport const resolver = url =>\n (catchers: Map void> = new Map()) =>\n (resolvers: Array<(chain: ResponseChain) => ResponseChain & Promise>) =>\n (opts = {}) => {\n type TypeParser = (funName: string | null) => (cb?: (type: Type) => Result) => Promise\n\n const finalOpts = mix(conf.defaults, opts)\n const fetchController = conf.polyfill(\"AbortController\", false, true)\n if(!finalOpts[\"signal\"] && fetchController) {\n finalOpts[\"signal\"] = fetchController.signal\n }\n\n const req = conf.polyfill(\"fetch\")(url, finalOpts)\n const wrapper: Promise = req.then(response => {\n if (!response.ok) {\n return response[conf.errorType || \"text\"]().then(_ => {\n const err = new Error(_)\n err[conf.errorType] = _\n err[\"status\"] = response.status\n err[\"response\"] = response\n throw err\n })\n }\n return response\n })\n\n const doCatch = (promise: Promise): Promise => {\n return promise.catch(err => {\n if(catchers.has(err.status))\n catchers.get(err.status)(err)\n else if(catchers.has(err.name))\n catchers.get(err.name)(err)\n else\n throw err\n })\n }\n const wrapTypeParser: TypeParser = (funName) => (cb) => funName ?\n doCatch(wrapper.then(_ => _ && _[funName]()).then(_ => _ && cb && cb(_) || _)) :\n doCatch(wrapper.then(_ => _ && cb && cb(_) || _))\n\n const responseChain: ResponseChain = {\n /**\n * Retrieves the raw result as a promise.\n */\n res: wrapTypeParser(null),\n /**\n * Retrieves the result as a parsed JSON object.\n */\n json: wrapTypeParser(\"json\"),\n /**\n * Retrieves the result as a Blob object.\n */\n blob: wrapTypeParser(\"blob\"),\n /**\n * Retrieves the result as a FormData object.\n */\n formData: wrapTypeParser(\"formData\"),\n /**\n * Retrieves the result as an ArrayBuffer object.\n */\n arrayBuffer: wrapTypeParser(\"arrayBuffer\"),\n /**\n * Retrieves the result as a string.\n */\n text: wrapTypeParser(\"text\"),\n /**\n * Performs a callback on the API performance timings of the request.\n *\n * Warning: Still experimental on browsers and node.js\n */\n perfs: cb => {\n req.then(res => perfs.observe(res.url, cb))\n return responseChain\n },\n /**\n * Aborts the request after a fixed time.\n *\n * @param time Time in milliseconds\n * @param controller A custom controller\n */\n setTimeout: (time, controller = fetchController) => {\n setTimeout(() => controller.abort(), time)\n return responseChain\n },\n /**\n * Returns the automatically generated AbortController alongside the current wretch response as a pair.\n */\n controller: () => [ fetchController, responseChain ],\n /**\n * Catches an http response with a specific error code or name and performs a callback.\n */\n error(errorId, cb) {\n catchers.set(errorId, cb)\n return responseChain\n },\n /**\n * Catches a bad request (http code 400) and performs a callback.\n */\n badRequest: cb => responseChain.error(400, cb),\n /**\n * Catches an unauthorized request (http code 401) and performs a callback.\n */\n unauthorized: cb => responseChain.error(401, cb),\n /**\n * Catches a forbidden request (http code 403) and performs a callback.\n */\n forbidden: cb => responseChain.error(403, cb),\n /**\n * Catches a \"not found\" request (http code 404) and performs a callback.\n */\n notFound: cb => responseChain.error(404, cb),\n /**\n * Catches a timeout (http code 408) and performs a callback.\n */\n timeout: cb => responseChain.error(408, cb),\n /**\n * Catches an internal server error (http code 500) and performs a callback.\n */\n internalError: cb => responseChain.error(500, cb),\n /**\n * Catches an AbortError and performs a callback.\n */\n onAbort: cb => responseChain.error(\"AbortError\", cb)\n }\n\n return resolvers.reduce((chain, r) => r(chain), responseChain) as (ResponseChain & Promise)\n}\n","import { mix } from \"./mix\"\nimport conf from \"./config\"\nimport { resolver, WretcherError, ResponseChain } from \"./resolver\"\n\n/**\n * The Wretcher class used to perform easy fetch requests.\n *\n * Immutability : almost every method of this class return a fresh Wretcher object.\n */\nexport class Wretcher {\n\n protected constructor(\n private _url: string,\n private _options: RequestInit,\n private _catchers: Map void> = new Map(),\n private _resolvers: Array<(resolver: ResponseChain) => any> = []) {}\n\n static factory(url = \"\", opts: RequestInit = {}) { return new Wretcher(url, opts) }\n private selfFactory({ url = this._url, options = this._options, catchers = this._catchers, resolvers = this._resolvers } = {}) {\n return new Wretcher(url, options, catchers, resolvers)\n }\n\n /**\n * Sets the default fetch options used for every subsequent fetch call.\n * @param opts New default options\n * @param mixin If true, mixes in instead of replacing the existing options\n */\n defaults(opts: RequestInit, mixin = false) {\n conf.defaults = mixin ? conf.defaults = mix(conf.defaults, opts) : opts\n return this\n }\n\n /**\n * Sets the method (text, json ...) used to parse the data contained in the response body in case of an HTTP error.\n *\n * Persists for every subsequent requests.\n *\n * Default is \"text\".\n */\n errorType(method: \"text\" | \"json\") {\n conf.errorType = method\n return this\n }\n\n /**\n * Sets the non-global polyfills which will be used for every subsequent calls.\n *\n * Needed for libraries like [fetch-ponyfill](https://github.com/qubyte/fetch-ponyfill).\n *\n * @param polyfills An object containing the polyfills.\n */\n polyfills(polyfills: Partial) {\n conf.polyfills = { ...conf.polyfills, ...polyfills}\n return this\n }\n\n /**\n * Returns a new Wretcher object with the argument url appended and the same options.\n * @param url String url\n * @param replace Boolean If true, replaces the current url instead of appending\n */\n url(url: string, replace = false) {\n return replace ? this.selfFactory({ url }) : this.selfFactory({ url: this._url + url })\n }\n\n /**\n * Returns a new Wretcher object with the same url and new options.\n * @param options New options\n * @param mixin If true, mixes in instead of replacing the existing options\n */\n options(options: RequestInit, mixin = true) {\n return this.selfFactory({ options: mixin ? mix(this._options, options) : options })\n }\n\n /**\n * Converts a javascript object to query parameters,\n * then appends this query string to the current url.\n *\n * ```\n * let w = wretch(\"http://example.com\") // url is http://example.com\n * w = w.query({ a: 1, b : 2 }) // url is now http://example.com?a=1&b=2\n * ```\n *\n * @param qp An object which will be converted.\n */\n query(qp: object) {\n return this.selfFactory({ url: appendQueryParams(this._url, qp) })\n }\n\n /**\n * Set request headers.\n * @param headerValues An object containing header keys and values\n */\n headers(headerValues: { [headerName: string]: any }) {\n return this.selfFactory({ options: mix(this._options, { headers: headerValues }) })\n }\n\n /**\n * Shortcut to set the \"Accept\" header.\n * @param headerValue Header value\n */\n accept(headerValue: string) {\n return this.headers({ Accept : headerValue })\n }\n\n /**\n * Shortcut to set the \"Content-Type\" header.\n * @param headerValue Header value\n */\n content(headerValue: string) {\n return this.headers({ \"Content-Type\" : headerValue })\n }\n\n /**\n * Shortcut to set the \"Authorization\" header.\n * @param headerValue Header value\n */\n auth(headerValue: string) {\n return this.headers({ Authorization: headerValue })\n }\n\n /**\n * Adds a default catcher which will be called on every subsequent request error when the error code matches.\n * @param errorId Error code or name\n * @param catcher: The catcher method\n */\n catcher(errorId: number | string, catcher: (error: WretcherError) => void) {\n const newMap = new Map(this._catchers)\n newMap.set(errorId, catcher)\n return this.selfFactory({ catchers: newMap })\n }\n\n /**\n * Associates a custom signal with the request.\n * @param controller : An AbortController\n */\n signal(controller: any) {\n return this.selfFactory({ options: { ...this._options, signal: controller.signal } as any })\n }\n\n /**\n * Program a resolver to perform response chain tasks automatically.\n * @param doResolve : Resolver callback\n */\n resolve(doResolve: (chain: ResponseChain) => ResponseChain | Promise, clear: boolean = false) {\n return this.selfFactory({ resolvers: clear ? [ doResolve ] : [ ...this._resolvers, doResolve ]})\n }\n\n /**\n * Performs a get request.\n */\n get(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)(mix(opts, this._options))\n }\n /**\n * Performs a delete request.\n */\n delete(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"DELETE\" })\n }\n /**\n * Performs a put request.\n */\n put(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"PUT\" })\n }\n /**\n * Performs a post request.\n */\n post(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"POST\" })\n }\n /**\n * Performs a patch request.\n */\n patch(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"PATCH\" })\n }\n /**\n * Performs a head request.\n */\n head(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"HEAD\" })\n }\n /**\n * Performs an options request\n */\n opts(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"OPTIONS\" })\n }\n\n /**\n * Sets the request body with any content.\n * @param contents The body contents\n */\n body(contents: any) {\n return this.selfFactory({ options: { ...this._options, body: contents }})\n }\n /**\n * Sets the content type header, stringifies an object and sets the request body.\n * @param jsObject An object which will be serialized into a JSON\n */\n json(jsObject: object) {\n return this.content(\"application/json\").body(JSON.stringify(jsObject))\n }\n /**\n * Converts the javascript object to a FormData and sets the request body.\n * @param formObject An object which will be converted to a FormData\n */\n formData(formObject: object) {\n return this.body(convertFormData(formObject))\n }\n /**\n * Converts the input to an url encoded string and sets the content-type header and body.\n * If the input argument is already a string, skips the conversion part.\n *\n * @param input An object to convert into an url encoded string or an already encoded string\n */\n formUrl(input: (object | string)) {\n return this\n .body(typeof input === \"string\" ? input : convertFormUrl(input))\n .content(\"application/x-www-form-urlencoded\")\n }\n}\n\n// Internal helpers\n\nconst appendQueryParams = (url: string, qp: object) => {\n const usp = conf.polyfill(\"URLSearchParams\", true, true)\n const index = url.indexOf(\"?\")\n for(const key in qp) {\n if(qp[key] instanceof Array) {\n for(const val of qp[key])\n usp.append(key, val)\n } else {\n usp.append(key, qp[key])\n }\n }\n return ~index ?\n `${url.substring(0, index)}?${usp.toString()}` :\n `${url}?${usp.toString()}`\n}\n\nconst convertFormData = (formObject: object) => {\n const formData = conf.polyfill(\"FormData\", true, true)\n for(const key in formObject) {\n if(formObject[key] instanceof Array) {\n for(const item of formObject[key])\n formData.append(key + \"[]\", item)\n } else {\n formData.append(key, formObject[key])\n }\n }\n\n return formData\n}\n\nconst convertFormUrl = (formObject: object) => {\n return Object.keys(formObject)\n .map(key =>\n encodeURIComponent(key) + \"=\" +\n `${ encodeURIComponent(typeof formObject[key] === \"object\" ? JSON.stringify(formObject[key]) : formObject[key]) }`)\n .join(\"&\")\n}\n","import { Wretcher } from \"./wretcher\"\n\n/**\n * Return a fresh Wretcher instance.\n */\nexport default 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\ No newline at end of file +{"version":3,"file":"wretch.js","sources":["../../src/mix.ts","../../src/config.ts","../../src/perfs.ts","../../src/resolver.ts","../../src/wretcher.ts","../../src/index.ts"],"sourcesContent":["export const mix = function(one: object, two: object, mergeArrays: boolean = false) {\n if(!one || !two || typeof one !== \"object\" || typeof two !== \"object\")\n return one\n\n const clone = { ...one }\n for(const prop in two) {\n if(two.hasOwnProperty(prop)) {\n if(two[prop] instanceof Array && one[prop] instanceof Array) {\n clone[prop] = mergeArrays ? [ ...one[prop], ...two[prop] ] : two[prop]\n } else if(typeof two[prop] === \"object\" && typeof one[prop] === \"object\") {\n clone[prop] = mix(one[prop], two[prop], mergeArrays)\n } else {\n clone[prop] = two[prop]\n }\n }\n }\n\n return clone\n}\n","declare const global\n\nconst config = {\n // Default options\n defaults: {},\n // Error type\n errorType: null,\n // Polyfills\n polyfills: {\n fetch: null,\n FormData: null,\n URLSearchParams: null,\n performance: null,\n PerformanceObserver: null,\n AbortController: null\n },\n polyfill(p: string, doThrow = true, instance = false, ...args) {\n const res = this.polyfills[p] ||\n (typeof self !== \"undefined\" ? self[p] : null) ||\n (typeof global !== \"undefined\" ? global[p] : null)\n if(doThrow && !res) throw new Error(p + \" is not defined\")\n return instance && res ? new res(...args) : res\n }\n}\n\nexport default config\n","import conf from \"./config\"\n\nconst onMatch = (entries, name, callback, _performance) => {\n const matches = entries.getEntriesByName(name)\n if(matches && matches.length > 0) {\n callback(matches.reverse()[0])\n _performance.clearMeasures(name)\n perfs.callbacks.delete(name)\n\n if(perfs.callbacks.size < 1) {\n perfs.observer.disconnect()\n if(_performance.clearResourceTimings) {\n _performance.clearResourceTimings()\n }\n }\n return true\n }\n return false\n}\n\nconst lazyObserver = (_performance, _observer) => {\n if(!perfs.observer && _performance && _observer) {\n perfs.observer = new _observer(entries => {\n perfs.callbacks.forEach((callback, name) => {\n onMatch(entries, name, callback, _performance)\n })\n })\n if(_performance.clearResourceTimings) _performance.clearResourceTimings()\n }\n return perfs.observer\n}\n\nconst perfs = {\n callbacks: new Map(),\n observer: null,\n observe: (name, callback) => {\n if(!name || !callback)\n return\n\n const _performance = conf.polyfill(\"performance\", false)\n const _observer = conf.polyfill(\"PerformanceObserver\", false)\n\n if(!lazyObserver(_performance, _observer))\n return\n\n if(!onMatch(_performance, name, callback, _performance)) {\n if(perfs.callbacks.size < 1)\n perfs.observer.observe({ entryTypes: [\"resource\", \"measure\"] })\n perfs.callbacks.set(name, callback)\n }\n\n }\n}\n\nexport default perfs\n","import { mix } from \"./mix\"\nimport conf from \"./config\"\nimport perfs from \"./perfs\"\n\nexport type WretcherError = Error & { status: number, response: Response, text?: string, json?: any }\nexport type ResponseChain = {\n // Response types\n res: (cb?: (type: Response) => Result) => Promise,\n json: (cb?: (type: {[key: string]: any}) => Result) => Promise,\n blob: (cb?: (type: Blob) => Result) => Promise,\n formData: (cb?: (type: FormData) => Result) => Promise,\n arrayBuffer: (cb?: (type: ArrayBuffer) => Result) => Promise,\n text: (cb?: (type: string) => Result) => Promise,\n // Extras\n perfs: (cb?: (type: any) => void) => ResponseChain,\n setTimeout: (time: number, controller: any) => ResponseChain,\n controller: () => [any, ResponseChain],\n // Catchers\n error: (code: (number | string), cb: any) => ResponseChain,\n badRequest: (cb: (error: WretcherError) => void) => ResponseChain,\n unauthorized: (cb: (error: WretcherError) => void) => ResponseChain,\n forbidden: (cb: (error: WretcherError) => void) => ResponseChain,\n notFound: (cb: (error: WretcherError) => void) => ResponseChain,\n timeout: (cb: (error: WretcherError) => void) => ResponseChain,\n internalError: (cb: (error: WretcherError) => void) => ResponseChain,\n onAbort: (cb: (error: Error) => void) => ResponseChain\n}\n\nexport const resolver = url =>\n (catchers: Map void> = new Map()) =>\n (resolvers: Array<(chain: ResponseChain) => ResponseChain & Promise>) =>\n (opts = {}) => {\n type TypeParser = (funName: string | null) => (cb?: (type: Type) => Result) => Promise\n\n const finalOpts = mix(conf.defaults, opts)\n const fetchController = conf.polyfill(\"AbortController\", false, true)\n if(!finalOpts[\"signal\"] && fetchController) {\n finalOpts[\"signal\"] = fetchController.signal\n }\n\n const req = conf.polyfill(\"fetch\")(url, finalOpts)\n const wrapper: Promise = req.then(response => {\n if (!response.ok) {\n return response[conf.errorType || \"text\"]().then(_ => {\n const err = new Error(_)\n err[conf.errorType] = _\n err[\"status\"] = response.status\n err[\"response\"] = response\n throw err\n })\n }\n return response\n })\n\n const doCatch = (promise: Promise): Promise => {\n return promise.catch(err => {\n if(catchers.has(err.status))\n catchers.get(err.status)(err)\n else if(catchers.has(err.name))\n catchers.get(err.name)(err)\n else\n throw err\n })\n }\n const wrapTypeParser: TypeParser = (funName) => (cb) => funName ?\n doCatch(wrapper.then(_ => _ && _[funName]()).then(_ => _ && cb && cb(_) || _)) :\n doCatch(wrapper.then(_ => _ && cb && cb(_) || _))\n\n const responseChain: ResponseChain = {\n /**\n * Retrieves the raw result as a promise.\n */\n res: wrapTypeParser(null),\n /**\n * Retrieves the result as a parsed JSON object.\n */\n json: wrapTypeParser(\"json\"),\n /**\n * Retrieves the result as a Blob object.\n */\n blob: wrapTypeParser(\"blob\"),\n /**\n * Retrieves the result as a FormData object.\n */\n formData: wrapTypeParser(\"formData\"),\n /**\n * Retrieves the result as an ArrayBuffer object.\n */\n arrayBuffer: wrapTypeParser(\"arrayBuffer\"),\n /**\n * Retrieves the result as a string.\n */\n text: wrapTypeParser(\"text\"),\n /**\n * Performs a callback on the API performance timings of the request.\n *\n * Warning: Still experimental on browsers and node.js\n */\n perfs: cb => {\n req.then(res => perfs.observe(res.url, cb))\n return responseChain\n },\n /**\n * Aborts the request after a fixed time.\n *\n * @param time Time in milliseconds\n * @param controller A custom controller\n */\n setTimeout: (time, controller = fetchController) => {\n setTimeout(() => controller.abort(), time)\n return responseChain\n },\n /**\n * Returns the automatically generated AbortController alongside the current wretch response as a pair.\n */\n controller: () => [ fetchController, responseChain ],\n /**\n * Catches an http response with a specific error code or name and performs a callback.\n */\n error(errorId, cb) {\n catchers.set(errorId, cb)\n return responseChain\n },\n /**\n * Catches a bad request (http code 400) and performs a callback.\n */\n badRequest: cb => responseChain.error(400, cb),\n /**\n * Catches an unauthorized request (http code 401) and performs a callback.\n */\n unauthorized: cb => responseChain.error(401, cb),\n /**\n * Catches a forbidden request (http code 403) and performs a callback.\n */\n forbidden: cb => responseChain.error(403, cb),\n /**\n * Catches a \"not found\" request (http code 404) and performs a callback.\n */\n notFound: cb => responseChain.error(404, cb),\n /**\n * Catches a timeout (http code 408) and performs a callback.\n */\n timeout: cb => responseChain.error(408, cb),\n /**\n * Catches an internal server error (http code 500) and performs a callback.\n */\n internalError: cb => responseChain.error(500, cb),\n /**\n * Catches an AbortError and performs a callback.\n */\n onAbort: cb => responseChain.error(\"AbortError\", cb)\n }\n\n return resolvers.reduce((chain, r) => r(chain), responseChain) as (ResponseChain & Promise)\n}\n","import { mix } from \"./mix\"\nimport conf from \"./config\"\nimport { resolver, WretcherError, ResponseChain } from \"./resolver\"\n\n/**\n * The Wretcher class used to perform easy fetch requests.\n *\n * Immutability : almost every method of this class return a fresh Wretcher object.\n */\nexport class Wretcher {\n\n protected constructor(\n private _url: string,\n private _options: RequestInit,\n private _catchers: Map void> = new Map(),\n private _resolvers: Array<(resolver: ResponseChain) => any> = []) {}\n\n static factory(url = \"\", opts: RequestInit = {}) { return new Wretcher(url, opts) }\n private selfFactory({ url = this._url, options = this._options, catchers = this._catchers, resolvers = this._resolvers } = {}) {\n return new Wretcher(url, options, catchers, resolvers)\n }\n\n /**\n * Sets the default fetch options used for every subsequent fetch call.\n * @param opts New default options\n * @param mixin If true, mixes in instead of replacing the existing options\n */\n defaults(opts: RequestInit, mixin = false) {\n conf.defaults = mixin ? conf.defaults = mix(conf.defaults, opts) : opts\n return this\n }\n\n /**\n * Sets the method (text, json ...) used to parse the data contained in the response body in case of an HTTP error.\n *\n * Persists for every subsequent requests.\n *\n * Default is \"text\".\n */\n errorType(method: \"text\" | \"json\") {\n conf.errorType = method\n return this\n }\n\n /**\n * Sets the non-global polyfills which will be used for every subsequent calls.\n *\n * Needed for libraries like [fetch-ponyfill](https://github.com/qubyte/fetch-ponyfill).\n *\n * @param polyfills An object containing the polyfills.\n */\n polyfills(polyfills: Partial) {\n conf.polyfills = { ...conf.polyfills, ...polyfills}\n return this\n }\n\n /**\n * Returns a new Wretcher object with the argument url appended and the same options.\n * @param url String url\n * @param replace Boolean If true, replaces the current url instead of appending\n */\n url(url: string, replace = false) {\n return replace ? this.selfFactory({ url }) : this.selfFactory({ url: this._url + url })\n }\n\n /**\n * Returns a new Wretcher object with the same url and new options.\n * @param options New options\n * @param mixin If true, mixes in instead of replacing the existing options\n */\n options(options: RequestInit, mixin = true) {\n return this.selfFactory({ options: mixin ? mix(this._options, options) : options })\n }\n\n /**\n * Converts a javascript object to query parameters,\n * then appends this query string to the current url.\n *\n * ```\n * let w = wretch(\"http://example.com\") // url is http://example.com\n * w = w.query({ a: 1, b : 2 }) // url is now http://example.com?a=1&b=2\n * ```\n *\n * @param qp An object which will be converted.\n */\n query(qp: object) {\n return this.selfFactory({ url: appendQueryParams(this._url, qp) })\n }\n\n /**\n * Set request headers.\n * @param headerValues An object containing header keys and values\n */\n headers(headerValues: { [headerName: string]: any }) {\n return this.selfFactory({ options: mix(this._options, { headers: headerValues }) })\n }\n\n /**\n * Shortcut to set the \"Accept\" header.\n * @param headerValue Header value\n */\n accept(headerValue: string) {\n return this.headers({ Accept : headerValue })\n }\n\n /**\n * Shortcut to set the \"Content-Type\" header.\n * @param headerValue Header value\n */\n content(headerValue: string) {\n return this.headers({ \"Content-Type\" : headerValue })\n }\n\n /**\n * Shortcut to set the \"Authorization\" header.\n * @param headerValue Header value\n */\n auth(headerValue: string) {\n return this.headers({ Authorization: headerValue })\n }\n\n /**\n * Adds a default catcher which will be called on every subsequent request error when the error code matches.\n * @param errorId Error code or name\n * @param catcher: The catcher method\n */\n catcher(errorId: number | string, catcher: (error: WretcherError) => void) {\n const newMap = new Map(this._catchers)\n newMap.set(errorId, catcher)\n return this.selfFactory({ catchers: newMap })\n }\n\n /**\n * Associates a custom signal with the request.\n * @param controller : An AbortController\n */\n signal(controller: any) {\n return this.selfFactory({ options: { ...this._options, signal: controller.signal } as any })\n }\n\n /**\n * Program a resolver to perform response chain tasks automatically.\n * @param doResolve : Resolver callback\n */\n resolve(doResolve: (chain: ResponseChain) => ResponseChain | Promise, clear: boolean = false) {\n return this.selfFactory({ resolvers: clear ? [ doResolve ] : [ ...this._resolvers, doResolve ]})\n }\n\n /**\n * Performs a get request.\n */\n get(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)(mix(opts, this._options))\n }\n /**\n * Performs a delete request.\n */\n delete(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"DELETE\" })\n }\n /**\n * Performs a put request.\n */\n put(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"PUT\" })\n }\n /**\n * Performs a post request.\n */\n post(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"POST\" })\n }\n /**\n * Performs a patch request.\n */\n patch(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"PATCH\" })\n }\n /**\n * Performs a head request.\n */\n head(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"HEAD\" })\n }\n /**\n * Performs an options request\n */\n opts(opts = {}) {\n return resolver(this._url)(this._catchers)(this._resolvers)({ ...mix(opts, this._options), method: \"OPTIONS\" })\n }\n\n /**\n * Sets the request body with any content.\n * @param contents The body contents\n */\n body(contents: any) {\n return this.selfFactory({ options: { ...this._options, body: contents }})\n }\n /**\n * Sets the content type header, stringifies an object and sets the request body.\n * @param jsObject An object which will be serialized into a JSON\n */\n json(jsObject: object) {\n return this.content(\"application/json\").body(JSON.stringify(jsObject))\n }\n /**\n * Converts the javascript object to a FormData and sets the request body.\n * @param formObject An object which will be converted to a FormData\n */\n formData(formObject: object) {\n return this.body(convertFormData(formObject))\n }\n /**\n * Converts the input to an url encoded string and sets the content-type header and body.\n * If the input argument is already a string, skips the conversion part.\n *\n * @param input An object to convert into an url encoded string or an already encoded string\n */\n formUrl(input: (object | string)) {\n return this\n .body(typeof input === \"string\" ? input : convertFormUrl(input))\n .content(\"application/x-www-form-urlencoded\")\n }\n}\n\n// Internal helpers\n\nconst appendQueryParams = (url: string, qp: object) => {\n const usp = conf.polyfill(\"URLSearchParams\", true, true)\n const index = url.indexOf(\"?\")\n for(const key in qp) {\n if(qp[key] instanceof Array) {\n for(const val of qp[key])\n usp.append(key, val)\n } else {\n usp.append(key, qp[key])\n }\n }\n return ~index ?\n `${url.substring(0, index)}?${usp.toString()}` :\n `${url}?${usp.toString()}`\n}\n\nconst convertFormData = (formObject: object) => {\n const formData = conf.polyfill(\"FormData\", true, true)\n for(const key in formObject) {\n if(formObject[key] instanceof Array) {\n for(const item of formObject[key])\n formData.append(key + \"[]\", item)\n } else {\n formData.append(key, formObject[key])\n }\n }\n\n return formData\n}\n\nconst convertFormUrl = (formObject: object) => {\n return Object.keys(formObject)\n .map(key =>\n encodeURIComponent(key) + \"=\" +\n `${ encodeURIComponent(typeof formObject[key] === \"object\" ? JSON.stringify(formObject[key]) : formObject[key]) }`)\n .join(\"&\")\n}\n","import { Wretcher } from \"./wretcher\"\n\n/**\n * Return a fresh Wretcher instance.\n */\nexport default 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\ No newline at end of file diff --git a/src/resolver.ts b/src/resolver.ts index 5676310..353ae23 100644 --- a/src/resolver.ts +++ b/src/resolver.ts @@ -52,7 +52,7 @@ export const resolver = url => return response }) - const doCatch = (promise: Promise): Promise => { + const doCatch = (promise: Promise): Promise => { return promise.catch(err => { if(catchers.has(err.status)) catchers.get(err.status)(err) diff --git a/src/wretcher.ts b/src/wretcher.ts index 6072e48..c31706e 100644 --- a/src/wretcher.ts +++ b/src/wretcher.ts @@ -1,6 +1,6 @@ import { mix } from "./mix" import conf from "./config" -import { resolver, WretcherError, ResponseChain } from "./resolver" +import { resolver, WretcherError, ResponseChain } from "./resolver" /** * The Wretcher class used to perform easy fetch requests. @@ -124,10 +124,10 @@ export class Wretcher { * @param errorId Error code or name * @param catcher: The catcher method */ - catcher(errorId: number | string, catcher: (error: WretcherError) => void) { + catcher(errorId: number | string, catcher: (error: WretcherError) => void) { const newMap = new Map(this._catchers) newMap.set(errorId, catcher) - return this.selfFactory({ catchers: newMap }) + return this.selfFactory({ catchers: newMap }) } /** @@ -143,7 +143,7 @@ export class Wretcher { * @param doResolve : Resolver callback */ resolve(doResolve: (chain: ResponseChain) => ResponseChain | Promise, clear: boolean = false) { - return this.selfFactory({ resolvers: clear ? [ doResolve ] : [ ...this._resolvers, doResolve ]}) + return this.selfFactory({ resolvers: clear ? [ doResolve ] : [ ...this._resolvers, doResolve ]}) } /** diff --git a/tslint.json b/tslint.json index 46b87db..d7f76ab 100644 --- a/tslint.json +++ b/tslint.json @@ -36,6 +36,7 @@ "check-type-operator", "check-preblock" ], + "no-irregular-whitespace": true, "member-access": [true, "no-public"], "only-arrow-functions": false, "no-var-requires": false,