code: function executor(cb) {
    return function (args) {
      function resultCb(result) {
  
        var computers = result.computer;
  
        if (_.isEmpty(computers)) {
          console.log(text.__('No executor found'));
        } else {
  
          var data = Jenkins.executorSummary(computers);
  
          _.keys(data).forEach(function (computer) {
            console.log('+ %s | %s', computer, data[computer].summary);
            data[computer].executors.forEach(function (executor) {
              if (!executor.idle) {
                console.log('  - %s | %s%%s', executor.name, executor.progress, (executor.stuck) ? text.__(' stuck!') : '');
              }
            });
          });
  
        }
      }
      function jenkinsCb(jenkins) {
        jenkins.computer(cli.exitCb(null, resultCb));
      }
      cb(args, jenkinsCb);
    };
  }
docs: Get a handler that calls Jenkins API to display executors information per computer
  
  @param {Function} cb: callback for argument handling
  @return Jenkins API handler function