56 lines
1.3 KiB
JavaScript
56 lines
1.3 KiB
JavaScript
'use strict';
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import utils from './../utils.js';
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// RawAxiosHeaders whose duplicates are ignored by node
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// c.f. https://nodejs.org/api/http.html#http_message_headers
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const ignoreDuplicateOf = utils.toObjectSet([
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'age', 'authorization', 'content-length', 'content-type', 'etag',
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'expires', 'from', 'host', 'if-modified-since', 'if-unmodified-since',
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'last-modified', 'location', 'max-forwards', 'proxy-authorization',
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'referer', 'retry-after', 'user-agent'
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]);
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/**
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* Parse headers into an object
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*
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* ```
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* Date: Wed, 27 Aug 2014 08:58:49 GMT
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* Content-Type: application/json
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* Connection: keep-alive
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* Transfer-Encoding: chunked
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* ```
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*
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* @param {String} rawHeaders Headers needing to be parsed
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*
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* @returns {Object} Headers parsed into an object
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*/
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export default rawHeaders => {
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const parsed = {};
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let key;
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let val;
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let i;
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rawHeaders && rawHeaders.split('\n').forEach(function parser(line) {
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i = line.indexOf(':');
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key = line.substring(0, i).trim().toLowerCase();
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val = line.substring(i + 1).trim();
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if (!key || (parsed[key] && ignoreDuplicateOf[key])) {
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return;
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}
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if (key === 'set-cookie') {
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if (parsed[key]) {
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parsed[key].push(val);
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} else {
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parsed[key] = [val];
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}
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} else {
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parsed[key] = parsed[key] ? parsed[key] + ', ' + val : val;
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}
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});
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return parsed;
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};
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