Dave Rolsky wrote: > > On Tue, 19 Aug 2003, Flavio S. Glock wrote: > > > There are some cases when we don't know if a recurrence has any event at > > all. > > This may happen when you do an intersection of recurrences. > > Otherwise, if they don't have a start and end, they are infinite, right? > > But 'undef' is ok - I'll change that. > > Well, the set may not have a start or end, but it's quite possible that > the callback may simply not return anything before or after certain > datetimes.
I think this would give an error, in current implementation. If a recurrence ends, it must have an explicit 'end' date. - Flavio S. Glock
