From 83d34ac9536bc618eda79f42b88b268eca32fc14 Mon Sep 17 00:00:00 2001 From: Maxim Kadushkin Date: Wed, 22 May 2019 15:54:48 +0300 Subject: [PATCH] [vendor] debug for fetch polyfill --- vendor/fetch/fetch.umd.js | 531 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 531 insertions(+) create mode 100644 vendor/fetch/fetch.umd.js diff --git a/vendor/fetch/fetch.umd.js b/vendor/fetch/fetch.umd.js new file mode 100644 index 000000000..f9b44fd7c --- /dev/null +++ b/vendor/fetch/fetch.umd.js @@ -0,0 +1,531 @@ +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : + typeof define === 'function' && define.amd ? define(['exports'], factory) : + (factory((global.WHATWGFetch = {}))); +}(this, (function (exports) { 'use strict'; + + var support = { + searchParams: 'URLSearchParams' in self, + iterable: 'Symbol' in self && 'iterator' in Symbol, + blob: + 'FileReader' in self && + 'Blob' in self && + (function() { + try { + new Blob(); + return true + } catch (e) { + return false + } + })(), + formData: 'FormData' in self, + arrayBuffer: 'ArrayBuffer' in self + }; + + function isDataView(obj) { + return obj && DataView.prototype.isPrototypeOf(obj) + } + + if (support.arrayBuffer) { + var viewClasses = [ + '[object Int8Array]', + '[object Uint8Array]', + '[object Uint8ClampedArray]', + '[object Int16Array]', + '[object Uint16Array]', + '[object Int32Array]', + '[object Uint32Array]', + '[object Float32Array]', + '[object Float64Array]' + ]; + + var isArrayBufferView = + ArrayBuffer.isView || + function(obj) { + return obj && viewClasses.indexOf(Object.prototype.toString.call(obj)) > -1 + }; + } + + function normalizeName(name) { + if (typeof name !== 'string') { + name = String(name); + } + if (/[^a-z0-9\-#$%&'*+.^_`|~]/i.test(name)) { + throw new TypeError('Invalid character in header field name') + } + return name.toLowerCase() + } + + function normalizeValue(value) { + if (typeof value !== 'string') { + value = String(value); + } + return value + } + + // Build a destructive iterator for the value list + function iteratorFor(items) { + var iterator = { + next: function() { + var value = items.shift(); + return {done: value === undefined, value: value} + } + }; + + if (support.iterable) { + iterator[Symbol.iterator] = function() { + return iterator + }; + } + + return iterator + } + + function Headers(headers) { + this.map = {}; + + if (headers instanceof Headers) { + headers.forEach(function(value, name) { + this.append(name, value); + }, this); + } else if (Array.isArray(headers)) { + headers.forEach(function(header) { + this.append(header[0], header[1]); + }, this); + } else if (headers) { + Object.getOwnPropertyNames(headers).forEach(function(name) { + this.append(name, headers[name]); + }, this); + } + } + + Headers.prototype.append = function(name, value) { + name = normalizeName(name); + value = normalizeValue(value); + var oldValue = this.map[name]; + this.map[name] = oldValue ? oldValue + ', ' + value : value; + }; + + Headers.prototype['delete'] = function(name) { + delete this.map[normalizeName(name)]; + }; + + Headers.prototype.get = function(name) { + name = normalizeName(name); + return this.has(name) ? this.map[name] : null + }; + + Headers.prototype.has = function(name) { + return this.map.hasOwnProperty(normalizeName(name)) + }; + + Headers.prototype.set = function(name, value) { + this.map[normalizeName(name)] = normalizeValue(value); + }; + + Headers.prototype.forEach = function(callback, thisArg) { + for (var name in this.map) { + if (this.map.hasOwnProperty(name)) { + callback.call(thisArg, this.map[name], name, this); + } + } + }; + + Headers.prototype.keys = function() { + var items = []; + this.forEach(function(value, name) { + items.push(name); + }); + return iteratorFor(items) + }; + + Headers.prototype.values = function() { + var items = []; + this.forEach(function(value) { + items.push(value); + }); + return iteratorFor(items) + }; + + Headers.prototype.entries = function() { + var items = []; + this.forEach(function(value, name) { + items.push([name, value]); + }); + return iteratorFor(items) + }; + + if (support.iterable) { + Headers.prototype[Symbol.iterator] = Headers.prototype.entries; + } + + function consumed(body) { + if (body.bodyUsed) { + return Promise.reject(new TypeError('Already read')) + } + body.bodyUsed = true; + } + + function fileReaderReady(reader) { + return new Promise(function(resolve, reject) { + reader.onload = function() { + resolve(reader.result); + }; + reader.onerror = function() { + reject(reader.error); + }; + }) + } + + function readBlobAsArrayBuffer(blob) { + var reader = new FileReader(); + var promise = fileReaderReady(reader); + reader.readAsArrayBuffer(blob); + return promise + } + + function readBlobAsText(blob) { + var reader = new FileReader(); + var promise = fileReaderReady(reader); + reader.readAsText(blob); + return promise + } + + function readArrayBufferAsText(buf) { + var view = new Uint8Array(buf); + var chars = new Array(view.length); + + for (var i = 0; i < view.length; i++) { + chars[i] = String.fromCharCode(view[i]); + } + return chars.join('') + } + + function bufferClone(buf) { + if (buf.slice) { + return buf.slice(0) + } else { + var view = new Uint8Array(buf.byteLength); + view.set(new Uint8Array(buf)); + return view.buffer + } + } + + function Body() { + this.bodyUsed = false; + + this._initBody = function(body) { + this._bodyInit = body; + if (!body) { + this._bodyText = ''; + } else if (typeof body === 'string') { + this._bodyText = body; + } else if (support.blob && Blob.prototype.isPrototypeOf(body)) { + this._bodyBlob = body; + } else if (support.formData && FormData.prototype.isPrototypeOf(body)) { + this._bodyFormData = body; + } else if (support.searchParams && URLSearchParams.prototype.isPrototypeOf(body)) { + this._bodyText = body.toString(); + } else if (support.arrayBuffer && support.blob && isDataView(body)) { + this._bodyArrayBuffer = bufferClone(body.buffer); + // IE 10-11 can't handle a DataView body. + this._bodyInit = new Blob([this._bodyArrayBuffer]); + } else if (support.arrayBuffer && (ArrayBuffer.prototype.isPrototypeOf(body) || isArrayBufferView(body))) { + this._bodyArrayBuffer = bufferClone(body); + } else { + this._bodyText = body = Object.prototype.toString.call(body); + } + + if (!this.headers.get('content-type')) { + if (typeof body === 'string') { + this.headers.set('content-type', 'text/plain;charset=UTF-8'); + } else if (this._bodyBlob && this._bodyBlob.type) { + this.headers.set('content-type', this._bodyBlob.type); + } else if (support.searchParams && URLSearchParams.prototype.isPrototypeOf(body)) { + this.headers.set('content-type', 'application/x-www-form-urlencoded;charset=UTF-8'); + } + } + }; + + if (support.blob) { + this.blob = function() { + var rejected = consumed(this); + if (rejected) { + return rejected + } + + if (this._bodyBlob) { + return Promise.resolve(this._bodyBlob) + } else if (this._bodyArrayBuffer) { + return Promise.resolve(new Blob([this._bodyArrayBuffer])) + } else if (this._bodyFormData) { + throw new Error('could not read FormData body as blob') + } else { + return Promise.resolve(new Blob([this._bodyText])) + } + }; + + this.arrayBuffer = function() { + if (this._bodyArrayBuffer) { + return consumed(this) || Promise.resolve(this._bodyArrayBuffer) + } else { + return this.blob().then(readBlobAsArrayBuffer) + } + }; + } + + this.text = function() { + var rejected = consumed(this); + if (rejected) { + return rejected + } + + if (this._bodyBlob) { + return readBlobAsText(this._bodyBlob) + } else if (this._bodyArrayBuffer) { + return Promise.resolve(readArrayBufferAsText(this._bodyArrayBuffer)) + } else if (this._bodyFormData) { + throw new Error('could not read FormData body as text') + } else { + return Promise.resolve(this._bodyText) + } + }; + + if (support.formData) { + this.formData = function() { + return this.text().then(decode) + }; + } + + this.json = function() { + return this.text().then(JSON.parse) + }; + + return this + } + + // HTTP methods whose capitalization should be normalized + var methods = ['DELETE', 'GET', 'HEAD', 'OPTIONS', 'POST', 'PUT']; + + function normalizeMethod(method) { + var upcased = method.toUpperCase(); + return methods.indexOf(upcased) > -1 ? upcased : method + } + + function Request(input, options) { + options = options || {}; + var body = options.body; + + if (input instanceof Request) { + if (input.bodyUsed) { + throw new TypeError('Already read') + } + this.url = input.url; + this.credentials = input.credentials; + if (!options.headers) { + this.headers = new Headers(input.headers); + } + this.method = input.method; + this.mode = input.mode; + this.signal = input.signal; + if (!body && input._bodyInit != null) { + body = input._bodyInit; + input.bodyUsed = true; + } + } else { + this.url = String(input); + } + + this.credentials = options.credentials || this.credentials || 'same-origin'; + if (options.headers || !this.headers) { + this.headers = new Headers(options.headers); + } + this.method = normalizeMethod(options.method || this.method || 'GET'); + this.mode = options.mode || this.mode || null; + this.signal = options.signal || this.signal; + this.referrer = null; + + if ((this.method === 'GET' || this.method === 'HEAD') && body) { + throw new TypeError('Body not allowed for GET or HEAD requests') + } + this._initBody(body); + } + + Request.prototype.clone = function() { + return new Request(this, {body: this._bodyInit}) + }; + + function decode(body) { + var form = new FormData(); + body + .trim() + .split('&') + .forEach(function(bytes) { + if (bytes) { + var split = bytes.split('='); + var name = split.shift().replace(/\+/g, ' '); + var value = split.join('=').replace(/\+/g, ' '); + form.append(decodeURIComponent(name), decodeURIComponent(value)); + } + }); + return form + } + + function parseHeaders(rawHeaders) { + var headers = new Headers(); + // Replace instances of \r\n and \n followed by at least one space or horizontal tab with a space + // https://tools.ietf.org/html/rfc7230#section-3.2 + var preProcessedHeaders = rawHeaders.replace(/\r?\n[\t ]+/g, ' '); + preProcessedHeaders.split(/\r?\n/).forEach(function(line) { + var parts = line.split(':'); + var key = parts.shift().trim(); + if (key) { + var value = parts.join(':').trim(); + headers.append(key, value); + } + }); + return headers + } + + Body.call(Request.prototype); + + function Response(bodyInit, options) { + if (!options) { + options = {}; + } + + this.type = 'default'; + this.status = options.status === undefined ? 200 : options.status; + this.ok = this.status >= 200 && this.status < 300; + this.statusText = 'statusText' in options ? options.statusText : 'OK'; + this.headers = new Headers(options.headers); + this.url = options.url || ''; + this._initBody(bodyInit); + } + + Body.call(Response.prototype); + + Response.prototype.clone = function() { + return new Response(this._bodyInit, { + status: this.status, + statusText: this.statusText, + headers: new Headers(this.headers), + url: this.url + }) + }; + + Response.error = function() { + var response = new Response(null, {status: 0, statusText: ''}); + response.type = 'error'; + return response + }; + + var redirectStatuses = [301, 302, 303, 307, 308]; + + Response.redirect = function(url, status) { + if (redirectStatuses.indexOf(status) === -1) { + throw new RangeError('Invalid status code') + } + + return new Response(null, {status: status, headers: {location: url}}) + }; + + exports.DOMException = self.DOMException; + try { + new exports.DOMException(); + } catch (err) { + exports.DOMException = function(message, name) { + this.message = message; + this.name = name; + var error = Error(message); + this.stack = error.stack; + }; + exports.DOMException.prototype = Object.create(Error.prototype); + exports.DOMException.prototype.constructor = exports.DOMException; + } + + function fetch(input, init) { + return new Promise(function(resolve, reject) { + var request = new Request(input, init); + + if (request.signal && request.signal.aborted) { + return reject(new exports.DOMException('Aborted', 'AbortError')) + } + + var xhr = new XMLHttpRequest(); + + function abortXhr() { + xhr.abort(); + } + + xhr.onload = function() { + var options = { + status: xhr.status, + statusText: xhr.statusText, + headers: parseHeaders(xhr.getAllResponseHeaders() || '') + }; + options.url = 'responseURL' in xhr ? xhr.responseURL : options.headers.get('X-Request-URL'); + var body = 'response' in xhr ? xhr.response : xhr.responseText; + resolve(new Response(body, options)); + }; + + xhr.onerror = function() { + reject(new TypeError('Network request failed')); + }; + + xhr.ontimeout = function() { + reject(new TypeError('Network request failed')); + }; + + xhr.onabort = function() { + reject(new exports.DOMException('Aborted', 'AbortError')); + }; + + xhr.open(request.method, request.url, true); + + if (request.credentials === 'include') { + xhr.withCredentials = true; + } else if (request.credentials === 'omit') { + xhr.withCredentials = false; + } + + if ('responseType' in xhr && support.blob) { + xhr.responseType = 'blob'; + } + + request.headers.forEach(function(value, name) { + xhr.setRequestHeader(name, value); + }); + + if (request.signal) { + request.signal.addEventListener('abort', abortXhr); + + xhr.onreadystatechange = function() { + // DONE (success or failure) + if (xhr.readyState === 4) { + request.signal.removeEventListener('abort', abortXhr); + } + }; + } + + xhr.send(typeof request._bodyInit === 'undefined' ? null : request._bodyInit); + }) + } + + fetch.polyfill = true; + + if (!self.fetch) { + self.fetch = fetch; + self.Headers = Headers; + self.Request = Request; + self.Response = Response; + } + + exports.Headers = Headers; + exports.Request = Request; + exports.Response = Response; + exports.fetch = fetch; + + Object.defineProperty(exports, '__esModule', { value: true }); + +})));