angular2
Version:
Angular 2 - a web framework for modern web apps
61 lines • 8.8 kB
JavaScript
import { isString, Json } from 'angular2/src/facade/lang';
import { BaseException } from 'angular2/src/facade/exceptions';
import { isJsObject } from './http_utils';
/**
* Creates `Response` instances from provided values.
*
* Though this object isn't
* usually instantiated by end-users, it is the primary object interacted with when it comes time to
* add data to a view.
*
* ### Example
*
* ```
* http.request('my-friends.txt').subscribe(response => this.friends = response.text());
* ```
*
* The Response's interface is inspired by the Response constructor defined in the [Fetch
* Spec](https://fetch.spec.whatwg.org/#response-class), but is considered a static value whose body
* can be accessed many times. There are other differences in the implementation, but this is the
* most significant.
*/
export class Response {
constructor(responseOptions) {
this._body = responseOptions.body;
this.status = responseOptions.status;
this.statusText = responseOptions.statusText;
this.headers = responseOptions.headers;
this.type = responseOptions.type;
this.url = responseOptions.url;
}
/**
* Not yet implemented
*/
// TODO: Blob return type
blob() { throw new BaseException('"blob()" method not implemented on Response superclass'); }
/**
* Attempts to return body as parsed `JSON` object, or raises an exception.
*/
json() {
var jsonResponse;
if (isJsObject(this._body)) {
jsonResponse = this._body;
}
else if (isString(this._body)) {
jsonResponse = Json.parse(this._body);
}
return jsonResponse;
}
/**
* Returns the body as a string, presuming `toString()` can be called on the response body.
*/
text() { return this._body.toString(); }
/**
* Not yet implemented
*/
// TODO: ArrayBuffer return type
arrayBuffer() {
throw new BaseException('"arrayBuffer()" method not implemented on Response superclass');
}
}
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