Cumbersome overloading of mixed-in functions

[nobody]

kris wrote:
> Jarrett Billingsley wrote:
>> Say I want to add a bunch of (virtual) methods to a class.  All these 
>> methods do very similar things, just on different types.  Hmm, sounds 
>> like a job for a template.
> 
> Better to do it all manually and save yourself the grief. Mixin should 
> perhaps be removed from the language until such time that it works in a 
> reasonable manner :(

Just a little while ago I posed a question to D.learn about implementing all the 
permutations possible of RGB, HSL, RGBA and HSLA. The numbers from that post:

     3! + 3! + 4! + 4! = 60 types
    (3! + 3! + 4! + 4!)^2 = 3600 opAssigns

Certainly manually is not really an option here.