Container.hx

class Container<Action, State> {
    
  var state:tink.state.State<State>;
  var reducer:State->Action->State;
    
  public function new(initial, reducer) {
    this.state = new State(initial);
    this.reducer = reducer; 
  }
    
  public function dispatch(action:Action) 
    state.set(reducer(state.value, action));
  
  public function bind(?options, cb)
    return state.observe().bind(cb);
    
}