[Versa] Issue 100A proposal, extension functions

[Chimezie Ogbuji]

On 8/29/05, Michael Olson <Mike.Olson at fourthought.com> wrote:
> FYI, it looks like this is already in the .bgen file so just the spec
> and the EBNF needs updating.
> 
> Mike
> On Aug 29, 2005, at 12:40 AM, Michael Olson wrote:
> 
> >
> >
> > I would like to propose adding a section 7.7 to the specification.
> > This section would discuss function names.  We would also change the
> > "identifier" production in the EBNF for a function-call to match a xml
> > qname production.  function names without a prefix would be assumed to
> > be in the "versa core function" namespace.  All other namespace must
> > have been registered with the implementation yada yada yada.
> >
> > If there are no objections I nominate Chime (hey, he volunteered :) to
> > add the section (I can change the EBNF).

Certainly, I don't mind adding that section at all.  Probably should
also take the oppurtunity to discuss some 'minimal' extension
functionality mechanism - might be as easy as using XPaths spec as a
guide.