polyfills.fetch.min.js Maven / Gradle / Ivy
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!function(t){"use strict";function e(t){if("string"!=typeof t&&(t=String(t)),/[^a-z0-9\-#$%&'*+.\^_`|~]/i.test(t))throw new TypeError("Invalid character in header field name");return t.toLowerCase()}function r(t){return"string"!=typeof t&&(t=String(t)),t}function o(t){this.map={},t instanceof o?t.forEach(function(t,e){this.append(e,t)},this):t&&Object.getOwnPropertyNames(t).forEach(function(e){this.append(e,t[e])},this)}function n(t){if(t.bodyUsed)return Promise.reject(new TypeError("Already read"));t.bodyUsed=!0}function s(t){return new Promise(function(e,r){t.onload=function(){e(t.result)},t.onerror=function(){r(t.error)}})}function i(t){var e=new FileReader;return e.readAsArrayBuffer(t),s(e)}function a(t){var e=new FileReader;return e.readAsText(t),s(e)}function h(){return this.bodyUsed=!1,this._initBody=function(t){if(this._bodyInit=t,"string"==typeof t)this._bodyText=t;else if(c.blob&&Blob.prototype.isPrototypeOf(t))this._bodyBlob=t;else if(c.formData&&FormData.prototype.isPrototypeOf(t))this._bodyFormData=t;else if(t){if(!c.arrayBuffer||!ArrayBuffer.prototype.isPrototypeOf(t))throw new Error("unsupported BodyInit type")}else this._bodyText="";this.headers.get("content-type")||("string"==typeof t?this.headers.set("content-type","text/plain;charset=UTF-8"):this._bodyBlob&&this._bodyBlob.type&&this.headers.set("content-type",this._bodyBlob.type))},c.blob?(this.blob=function(){var t=n(this);if(t)return t;if(this._bodyBlob)return Promise.resolve(this._bodyBlob);if(this._bodyFormData)throw new Error("could not read FormData body as blob");return Promise.resolve(new Blob([this._bodyText]))},this.arrayBuffer=function(){return this.blob().then(i)},this.text=function(){var t=n(this);if(t)return t;if(this._bodyBlob)return a(this._bodyBlob);if(this._bodyFormData)throw new Error("could not read FormData body as text");return Promise.resolve(this._bodyText)}):this.text=function(){var t=n(this);return t||Promise.resolve(this._bodyText)},c.formData&&(this.formData=function(){return this.text().then(f)}),this.json=function(){return this.text().then(JSON.parse)},this}function u(t){var e=t.toUpperCase();return y.indexOf(e)>-1?e:t}function d(t,e){e=e||{};var r=e.body;if(d.prototype.isPrototypeOf(t)){if(t.bodyUsed)throw new TypeError("Already read");this.url=t.url,this.credentials=t.credentials,e.headers||(this.headers=new o(t.headers)),this.method=t.method,this.mode=t.mode,r||(r=t._bodyInit,t.bodyUsed=!0)}else this.url=t;if(this.credentials=e.credentials||this.credentials||"omit",!e.headers&&this.headers||(this.headers=new o(e.headers)),this.method=u(e.method||this.method||"GET"),this.mode=e.mode||this.mode||null,this.referrer=null,("GET"===this.method||"HEAD"===this.method)&&r)throw new TypeError("Body not allowed for GET or HEAD requests");this._initBody(r)}function f(t){var e=new FormData;return t.trim().split("&").forEach(function(t){if(t){var r=t.split("="),o=r.shift().replace(/\+/g," "),n=r.join("=").replace(/\+/g," ");e.append(decodeURIComponent(o),decodeURIComponent(n))}}),e}function p(t){var e=new o;return(t.getAllResponseHeaders()||"").trim().split("\n").forEach(function(t){var r=t.trim().split(":"),o=r.shift().trim(),n=r.join(":").trim();e.append(o,n)}),e}function l(t,e){e||(e={}),this.type="default",this.status=e.status,this.ok=this.status>=200&&this.status<300,this.statusText=e.statusText,this.headers=e.headers instanceof o?e.headers:new o(e.headers),this.url=e.url||"",this._initBody(t)}o.prototype.append=function(t,o){t=e(t),o=r(o);var n=this.map[t];n||(n=[],this.map[t]=n),n.push(o)},o.prototype["delete"]=function(t){delete this.map[e(t)]},o.prototype.get=function(t){var r=this.map[e(t)];return r?r[0]:null},o.prototype.getAll=function(t){return this.map[e(t)]||[]},o.prototype.has=function(t){return this.map.hasOwnProperty(e(t))},o.prototype.set=function(t,o){this.map[e(t)]=[r(o)]},o.prototype.forEach=function(t,e){Object.getOwnPropertyNames(this.map).forEach(function(r){this.map[r].forEach(function(o){t.call(e,o,r,this)},this)},this)};var c={blob:"FileReader"in t&&"Blob"in t&&function(){try{return new Blob,!0}catch(t){return!1}}(),formData:"FormData"in t,arrayBuffer:"ArrayBuffer"in t},y=["DELETE","GET","HEAD","OPTIONS","POST","PUT"];d.prototype.clone=function(){return new d(this)},h.call(d.prototype),h.call(l.prototype),l.prototype.clone=function(){return new l(this._bodyInit,{status:this.status,statusText:this.statusText,headers:new o(this.headers),url:this.url})},l.error=function(){var t=new l(null,{status:0,statusText:""});return t.type="error",t};var b=[301,302,303,307,308];l.redirect=function(t,e){if(-1===b.indexOf(e))throw new RangeError("Invalid status code");return new l(null,{status:e,headers:{location:t}})},t.Headers=o,t.Request=d,t.Response=l,t.fetch=function(t,e){return new Promise(function(r,o){function n(){return"responseURL"in i?i.responseURL:/^X-Request-URL:/m.test(i.getAllResponseHeaders())?i.getResponseHeader("X-Request-URL"):void 0}var s;s=d.prototype.isPrototypeOf(t)&&!e?t:new d(t,e);var i=new XMLHttpRequest;i.onload=function(){var t=1223===i.status?204:i.status;if(t<100||t>599)return void o(new TypeError("Network request failed"));var e={status:t,statusText:i.statusText,headers:p(i),url:n()},s="response"in i?i.response:i.responseText;r(new l(s,e))},i.onerror=function(){o(new TypeError("Network request failed"))},i.ontimeout=function(){o(new TypeError("Network request failed"))},i.open(s.method,s.url,!0),"include"===s.credentials&&(i.withCredentials=!0),"responseType"in i&&c.blob&&(i.responseType="blob"),s.headers.forEach(function(t,e){i.setRequestHeader(e,t)}),i.send("undefined"==typeof s._bodyInit?null:s._bodyInit)})},t.fetch.polyfill=!0}("undefined"!=typeof self?self:this);