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javascript native request utility
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// For more documentations refer to https://github.github.io/fetch/ | |
import 'whatwg-fetch'; | |
/** | |
* Parses the JSON returned by a network request | |
* | |
* @param {object} response A response from a network request | |
* | |
* @return {object} The parsed JSON from the request | |
*/ | |
export function parseJSON(response) { | |
return response.text().then(text => (text ? JSON.parse(text) : {})); | |
} | |
/** | |
* Checks if a network request came back fine, and throws an error if not | |
* | |
* @param {object} response A response from a network request | |
* | |
* @return {object|undefined} Returns either the response, or throws an error | |
*/ | |
export function checkStatus(response) { | |
if (response.status >= 200 && response.status < 300) { | |
return response; | |
} | |
const error = new Error(response.statusText); | |
error.response = response; | |
throw error; | |
} | |
/** | |
* Requests a URL, returning a promise | |
* | |
* @param {string} url The URL we want to request | |
* @param {object} [options] The options we want to pass to "fetch" | |
* | |
* @return {object} An object containing either "data" or "err" | |
*/ | |
export default function(url, options) { | |
return fetch(url, options) | |
.then(checkStatus) | |
.then(parseJSON); | |
// .then((data) => ({data})) | |
// .catch((err) => ({err})); | |
} | |
/* | |
import request from '.../request | |
request(URL, {headers: { | |
'Accept': 'application/json', | |
'Content-Type': 'application/json' | |
} | |
}) | |
.then(resp=> { | |
}) | |
*/ |
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