Festivitron 3000

index.js

const five = require('johnny-five');
const board = new five.Board();

const opts = { 
  outputPin: 9,
  throttleTimeout: 60, 
};

let timeout = null;

// Ensure that the Arduino has fully loaded before doing owt.
board.on('ready', function () {
  // Initiate the twittering.
  const twitter = require('./twitter');
  twitter.on('tweet', () => {
    // Write the pin out to 1 when a tweet is received.
    this.digitalWrite(opts.outputPin, this.MODES.OUTPUT);
    // Create a new timeout for the latest tweet received.
    clearTimeout(timeout);
    // When the throttle time has elapsed, write the pin to 0.
    timeout = setTimeout(() => this.digitalWrite(opts.outputPin, this.MODES.INPUT), opts.throttleTimeout);
  }); 
});

twitter.js

const Twit = require('twit');

const twitter = new Twit({
  consumer_key: 'do one',
  consumer_secret: 'nah mate',
  access_token: 'secrets brav',
  access_token_secret: 'go away mum',
});

const stream = twitter.stream('statuses/filter', {track: 'christmas'});

stream.on('tweet', (tweet) => console.log('Received tweet! Text: ' + tweet.text));

module.exports = stream;