Team name generator

team_name_generator.js

var sys = require("sys");
var fs = require('fs')

var adjectives = [];
var animals = [];

var stdin = process.openStdin();

stdin.addListener("data", function(d) {
  	if (adjectives.length === 0) {
  		adjectives = fs.readFileSync('adjectives.txt', 'utf8').split('\n').slice(0, -1);
  	}

  	if (animals.length === 0) {
  		animals = fs.readFileSync('animals.txt', 'utf8').split('\n').slice(0, -1);
  	}

  	var adjectiveIndex = Math.floor((Math.random() * adjectives.length));
  	var adjective = adjectives[adjectiveIndex];

  	var animalIndex = Math.floor((Math.random() * animals.length));
  	var animal = animals[animalIndex];

  	console.log(adjective.toLowerCase() + ' ' + animal.toLowerCase() + "s")
});