@angular/http
Version:
Angular - the http service
71 lines • 2.23 kB
JavaScript
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Json, isString } from '../src/facade/lang';
import { isJsObject, stringToArrayBuffer } from './http_utils';
import { URLSearchParams } from './url_search_params';
/**
* HTTP request body used by both {@link Request} and {@link Response}
* https://fetch.spec.whatwg.org/#body
*/
export var Body = (function () {
function Body() {
}
/**
* Attempts to return body as parsed `JSON` object, or raises an exception.
*/
Body.prototype.json = function () {
if (isString(this._body)) {
return Json.parse(this._body);
}
if (this._body instanceof ArrayBuffer) {
return Json.parse(this.text());
}
return this._body;
};
/**
* Returns the body as a string, presuming `toString()` can be called on the response body.
*/
Body.prototype.text = function () {
if (this._body instanceof URLSearchParams) {
return this._body.toString();
}
if (this._body instanceof ArrayBuffer) {
return String.fromCharCode.apply(null, new Uint16Array(this._body));
}
if (this._body === null) {
return '';
}
if (isJsObject(this._body)) {
return Json.stringify(this._body);
}
return this._body.toString();
};
/**
* Return the body as an ArrayBuffer
*/
Body.prototype.arrayBuffer = function () {
if (this._body instanceof ArrayBuffer) {
return this._body;
}
return stringToArrayBuffer(this.text());
};
/**
* Returns the request's body as a Blob, assuming that body exists.
*/
Body.prototype.blob = function () {
if (this._body instanceof Blob) {
return this._body;
}
if (this._body instanceof ArrayBuffer) {
return new Blob([this._body]);
}
throw new Error('The request body isn\'t either a blob or an array buffer');
};
return Body;
}());
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