gistfile1.js

render() {
  let body = this.state.smarthome.when({
    pending : () => { return <div>Loading...</div>; },
    failed : () => { return <div>Error loading smarthome</div>; },
    done : (smarthome) => { return <SmarthomeEventsView smarthome={smarthome} />; },
  });
  
  return (
    <div>
      <h1>Smarthome! :D</h1>
      {body}
    </div>
  );
}

👍