#!/usr/bin/env node

(function() {
  var consonant_then_o, ends_with_consonant, ends_with_e, name;

  name = process.argv[2];

  if (!(name != null ? name.length : void 0)) {
    console.log('Usage: ello <name>');
    process.exit();
  }

  ends_with_e = /(.*)(e)$/i;

  consonant_then_o = /(.*)([bcdfghjklmnpqrstvwxz])([o0].*)/i;

  ends_with_consonant = /[bcdfghjklmnpqrstvwxz]/i;

  console.log(consonant_then_o.test(name) ? name.replace(consonant_then_o, function(match, before, consonant, rest) {
    return before + consonant + 'ell' + rest;
  }) : ends_with_e.test(name) ? name.replace(ends_with_e, function(match, before) {
    return before + 'ello';
  }) : ends_with_consonant.test(name) ? name + 'ello' : "Hello, " + name + "!");

}).call(this);