Last 200 Tweets from User in NDJSON Format

app.js

var Twitter = require('twitter');
var fs = require('fs');
//Empty file
fs.writeFile('tweets.json', "");

//https://apps.twitter.com/
var client = new Twitter({
    consumer_key: '',
    consumer_secret: '',
    access_token_key: '',
    access_token_secret: ''
});

//user and number of tweets
var params = {screen_name: 'appupio', count: 200};
client.get('statuses/user_timeline', params, function(error, tweets, response) {
    if (!error) {
        //Show progress
        console.log(tweets);
        tweets.forEach(function(tweet) {
            console.log(tweet.text);
            //Write JSON
            var line = JSON.stringify(tweet) + "\n";
            fs.appendFile('tweets.json', line, function (err) {
                console.log(err);
            });
        });
    } else {
        console.log(error)
    }
});