npm install bitcoin-promise

var bitcoin = require( 'bitcoin-promise' ) ;

var client = new bitcoin.Client({
  host: 'rcorbish.ydns.eu',
  port: 18332,
  user: 'bitcoinrpc',
  pass: 'password',
  timeout: 30000
});

// get a new address and return details about it
client.getNewAddress()
  .then( function(addr){
    return client.validateAddress( addr ) ;
  }) 
  .then( function(addrInfo){
    console.log( addrInfo ) ;
  }) 
  .catch( function(err){
    console.log( err ) ;
  }) ;