Parse HTTP request headers

parseHTTPRequest.js

export const parseHTTPRequest = (data) => {
  const headers = {};
  const rgx = /^([^\:\r\n]+)\:\s*([^\r\n]+)$/gm;
  const [requestHeader, method, path, httpVersion] = data.match(/^(\w+)\s+([^\r\n]+)\s+HTTP\/([\d\.]+)/);
  const request = { requestHeader, method, path, httpVersion, headers };
  let header;

  while ((header = rgx.exec(data))) {
    const [, name, value] = header;
    headers[name] = value;
  }

  return request;
};