gistfile1.txt

function CounterView(data, handlers){
  return div(null,
    button({onClick: handlers.inc},
      'Inc'
    )
    button({onClick: handlers.decAsync},
      'Dec async'
    ),
    span(null,
      'Count: ', data.counter
    )
  )
}

var CounterHandlers = {
  getInitialState(){
    return 0
  },
  inc(state){
    return state + 1
  },
  decAsync(state){
    return Promise.resolve(state - 1)
  },
}

var Counter = Component(CounterView, CounterHandlers)