text: const commandLineArgs = require('command-line-args');
  const generator = require('./generator');
  
  const optionDefinitions = [
    { name: 'count', alias: 'c', type: Number, defaultValue: 2 }
  ];
  const option = commandLineArgs(optionDefinitions);
  
  console.log = function(){};
  
  let people = new Array(option.count)
                  .fill(null)
                  .map(_ => generator().next().value);
  
  let serialized = JSON.stringify(people);
  process.stdout.write(serialized);
  
  