(function() {
  'use strict';

  var optimist = require('optimist');
  var SayMe = require('./say-me');

  function main() {
    var sayMe = new SayMe();

    var argv = optimist.usage('Usage: say-me <command>', {
      'help': {
        description: 'Show help',
        short: 'h'
      }
    })
    .argv;

    if (argv.h) {
      optimist.showHelp();
      process.exit(0);
    }

    optimist.showHelp();
  };

  main();
})();

@@ -287,70 +287,383 @@
    %7D
-%0A    %7D)%0A    .argv;%0A%0A    if (argv.h) %7B%0A      optimist.showHelp(
+,%0A      'programIsInstalled': %7B%0A        description: 'Say installed this program or not',%0A        short: 'pii'%0A      %7D,%0A    %7D)%0A    .alias('p', 'program')%0A    .string('p')%0A    .argv;%0A%0A    if (argv.h) %7B%0A      optimist.showHelp();%0A      process.exit(0);%0A    %7D%0A%0A    if (argv.pii && argv.p) %7B%0A      var answer = sayMe.programIsInstalled(argv.p);%0A      console.log(answer.isInstall
 );%0A 

Add programIsInstalled in cli