Re: re p:filter-002

On Fri, Nov 27, 2009 at 8:56 AM,  <Toman_Vojtech@emc.com> wrote:
>> I know the intent of the test, the question is 'where are the words'
>> that say its ok to output an empty sequence (either in p:filter or
>> p:input) if a select doesn't select anything.
>
> Hm. I would say the "words" are in the declaration of p:filter: the
> "result" output port is declared as sequence="true" which implies that
> it can not only produce more than one document, but also zero. I guess
> we could add some prose to p:filter to make this more explicit if you
> think it is necessary.

its hard to know which takes priority when this is implicit so I think
more words would make it unambiguous.

Jim Fuller

Received on Friday, 27 November 2009 08:02:02 UTC