public EventActivitySetBuilder <TEvent, TData> Then(EffectFunc <TEvent, TData> func, EventPredicate <TEvent, TData> predicate = null)
{
_eventActivitySet.AddEffectHandler((whenEvent, data) =>
{
if (predicate != null && !predicate(whenEvent, data))
{
return(Effect.Pure());
}
return(func(whenEvent, data));
});
return(this);
}
