code: function getVerification (jar, url, getBody) {
    var httpOpt = {
      url: url,
      options: {
        resolveWithFullResponse: true,
        jar: jar
      }
    };
    return http(httpOpt)
    .then(function (res) {
      var inputs = getVerificationInputs({html: res.body});
      var match;
      if (res.headers && res.headers['set-cookie']) {
        match = res.headers['set-cookie'].toString().match(/__RequestVerificationToken=(.*?);/);
      }
      return {
        body: (getBody ? res.body : null),
        inputs: inputs,
        header: match && match[1]
      };
    });
  }
docs: Define