igoroctaviano/1.js

Simpson Node Course

function printHelp() { 
  console.log("1.js (c) Igor Octaviano");
  console.log("");
  console.log("Usage:");
  console.log("--help    print this help");
  console.log("--name    print say hello to {NAME}");
  console.log(""); 
}

var minimist = require('minimist');
var args = minimist(process.argv.slice(2), { string: 'name' });

if (args.help || !args.name) {
  printHelp();
  process.exit(1);
}

var name = args.name;
process.stdout.write('Hello ' + name + '\n');