From: Victor Shepelev <vshepelev@...>
Date: 2006-04-14T16:49:50+09:00
Subject: Re: Rubyesque way to do multiple <=>

> >def <=> (other)
> >  res = ComplexCustomComparator.compare(sex, other.sex)
> >  return res if res != 0
> >
> >  #if they have the same sex, do other comparisons
> >end
> >
> >Foooooo!
> >
> >How can I do the former in more elegant way?
> >
> >
> def <=> (other)
>   ComplexCustomComparator1.compare(sex, other.sex).nonzero? ||
>   ComplexCustomComparator2.compare(age, other.age).nonzero? ||
>   # ...
>   ComplexCustomComparatorn.compare(foo, other.foo)
> end

Seems that return value would be wrong (true/false instead of -1|0|1)

Victor.