public static ICell <T2> FlatMapWithDefaultOnNull <T, T2>(this ICell <T> cell, Func <T, ICell <T2> > map, T2 defaultValue)
where T : class
{
return(cell.FlatMap(v => v != null ? map(v) : new StaticCell <T2>(defaultValue)));
}
public static IEventStream <T2> FlatMapWithDefaultOnNull <T, T2>(this ICell <T> cell, Func <T, IEventStream <T2> > map)
where T : class
{
return(cell.FlatMap(v => v != null ? map(v) : AbandonedStream <T2> .value));
}
public static ICell <T2> FlatMapWithDefaultOnNull <T, T2>(this ICell <T> cell, Func <T, ICell <T2> > map)
where T : class
{
return(cell.FlatMap(v => v != null ? map(v) : StaticCell <T2> .Default()));
}