Sending an email with Nodejs

sendEmail.js

var nodemailer = require('nodemailer');

exports.send = function(){
  var mailTransport = nodemailer.createTransport('smtps://user%40gmail.com:pass$@smtp.gmail.com'),
    email = 'user@gmail.com',
    mailOptions = {
        from: '"Firebase Database Quickstart" <noreply@firebase.com>',
        to: email,
        subject: 'New star!',
        text: 'One of your posts has received a new star!'
    };

    return mailTransport.sendMail(mailOptions).then(function() {
        console.log('New star email notification sent to: ' + email);
    }).catch(function(error) {
        console.log('Failed to send weekly top posts email:', error);
    });
};