Scott McKay <swm <at> itasoftware.com> writes:

> As far as I can tell, if you have the following, you
> can pretty much do what AOP requires:
>   - CLOS- or Dylan-style generic function-based multi-methods
>   - reasonably capable macros, as in Lisp, Scheme, or Dylan
>   - function "advice", which exists in most Lisp implementations,
>     but nothing else AFAICT

Would you even need "advice" if all the functions (that you care
about) are generic functions and you have CLOS-style method
combinations? I.e. isn't advice just a sort of poor-man's method
combination for functions that weren't originally defined as GFs?

-Peter

-- 
Peter Seibel                                      peter <at> javamonkey.com

         Lisp is the red pill. -- John Fraser, comp.lang.lisp