code: function fetchConfig(cb) {
    return function (name, args) {
      function resultCb(result) {
        console.log(result);
      }
      function jenkinsCb(jenkins) {
        jenkins.fetchViewConfig(name, cli.exitCb(null, resultCb));
      }
      cb(args, jenkinsCb);
    };
  }
docs: Get a handler that calls Jenkins API to fetch a view configuration.
  Jenkins view config.xml will be logged when there's no error.
  
  @param {Function} cb: callback for argument handling
  @return Jenkins API handler function