Re: [boost] Submission: typelist

From: Andrei Alexandrescu (andrewalex_at_[hidden])
Date: 2001-11-28 12:15:43

From: "Mark Rodgers" <mark.rodgers_at_[hidden]>
> From: "Andrei Alexandrescu" <andrewalex_at_[hidden]>
> > Another prefatory remark, not too jokey this time, is that typelists are
> > essential to a very large subset of Loki. As I mentioned in another
post,
> > typelists are used in Factory, Functor, Tuple, Visitor,
DoubleDispatcher,
> > and the two hierarchy generators. In the future I'm sure Observer,
> > Composite, and other generic components I work on will use typelists as
> > well. That's why I started by submitting typelists to boost as part of
my
> > plan of submitting the whole Loki to boost.
>
> You need to have some sort of type list available - does it need to be
> Loki's?  Is there any good reason why you could not submit a version of
> Loki that is build on top of MPL's type lists?  Does it matter to Factory,
> etc how the type list is implemented?

I explained at length why I believe it's not a good idea to port Loki's
facilities to mpl. I believe that is possible, though.

Andrei