[racket] Applicable objects

Something close in Racket... You could define a match-expander whose runtime
use was the class.

Jay

On Tue, Dec 14, 2010 at 9:53 AM, Jim Wise <jwise at draga.com> wrote:

> David Van Horn <dvanhorn at ccs.neu.edu> writes:
>
> > I learned that every Scala object that defines an apply method can be
> used
> > as a function.  Cute.  It's nice to see a language emphasize the symmetry
> > between objects and functions.
>
> Note that this is actually bi-directional in Scala -- any object which
> defines an unapply() method can be used in an ml-style pattern matching
> statement as if it were an algebraic type constructor...
>
> --
>                                Jim Wise
>                                jwise at draga.com
>
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-- 
Jay McCarthy <jay at cs.byu.edu>
Assistant Professor / Brigham Young University
http://faculty.cs.byu.edu/~jay

"The glory of God is Intelligence" - D&C 93
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