Re: [q-lang-users] Symbol type

[Burton S. <kr...@gm...>]

On 8/23/06, Albert Graef <Dr....@t-...> wrote:
> Burton Samograd wrote:
> > Is the Symbol type left out for a reason, or
> > is it under a different name that I haven't found yet?  Would there be
> > any objection to adding it?
>
> Yes, in fact it would be fairly useful to have a Symbol type (and
> subtypes FunSymbol and VarSymbol) for doing meta-programming, but that
> interferes with Q's current type system which only has single
> inheritance. Hence a constant symbol couldn't be a member of its own
> (user-defined) type, which might have its own supertype, and the Symbol
> type at the same time. So, until Q gets multiple inheritance, you'll
> just have to put up with the issym function and friends.

Makes sense.  Thanks for the response. I'll make due without until then.

-- 
burton samograd                                                kr...@gm...
kruhft.boldlygoingnowhere.org              www.myspace.com/kruhft