Quick way to get latest Minecraft snapshot from NodeJS

getmcsnap.js

var request = require('request'),
    baseUrl = "https://s3.amazonaws.com/Minecraft.Download/versions/",
    queryUrl = baseUrl + "versions.json",
    downloadUrl = "https://s3.amazonaws.com/Minecraft.Download/versions/";

request(queryUrl, function(error, response, body) {
  var mcReply = JSON.parse(body);
  console.log(downloadUrl + mcReply.latest.snapshot + "/minecraft_server." + mcReply.latest.snapshot + ".jar");
});