opusdev/vector-similarity-api

1'use strict';2 3import utils from '../utils.js';4 5// RawAxiosHeaders whose duplicates are ignored by node6// c.f. https://nodejs.org/api/http.html#http_message_headers7const ignoreDuplicateOf = utils.toObjectSet([8  'age', 'authorization', 'content-length', 'content-type', 'etag',9  'expires', 'from', 'host', 'if-modified-since', 'if-unmodified-since',10  'last-modified', 'location', 'max-forwards', 'proxy-authorization',11  'referer', 'retry-after', 'user-agent'12]);13 14/**15 * Parse headers into an object16 *17 * ```18 * Date: Wed, 27 Aug 2014 08:58:49 GMT19 * Content-Type: application/json20 * Connection: keep-alive21 * Transfer-Encoding: chunked22 * ```23 *24 * @param {String} rawHeaders Headers needing to be parsed25 *26 * @returns {Object} Headers parsed into an object27 */28export default rawHeaders => {29  const parsed = {};30  let key;31  let val;32  let i;33 34  rawHeaders && rawHeaders.split('\n').forEach(function parser(line) {35    i = line.indexOf(':');36    key = line.substring(0, i).trim().toLowerCase();37    val = line.substring(i + 1).trim();38 39    if (!key || (parsed[key] && ignoreDuplicateOf[key])) {40      return;41    }42 43    if (key === 'set-cookie') {44      if (parsed[key]) {45        parsed[key].push(val);46      } else {47        parsed[key] = [val];48      }49    } else {50      parsed[key] = parsed[key] ? parsed[key] + ', ' + val : val;51    }52  });53 54  return parsed;55};56