From: nobu.nokada@...
Date: 2003-03-22T06:38:35+09:00
Subject: Re: infinite Time (solved)

Hi,

At Sat, 22 Mar 2003 05:04:59 +0900,
ahoward wrote:
> > You need to coerce.
> 
> thanks!  didn't know Time.coerce existed...

No, you need to define it because it doesn't exist.

> > Float#> doesn't call <=> due to performance.
> 
> but
> 
>   class << INF
>     include Comparable
>     ...
>   end
> 
> should create a '>' correct?

Currently, it doesn't because of performance cost.

>     class << INFINITY
>       include Comparable
>       def <=> o;id == o.id ? 0 : 1;end
>     end
> 
>     class << NEGATIVE_INFINITY
>       include Comparable
>       def <=> o;self.id == o.id ? 0 : -1;end
>     end

I guess these singletons are unnecessary, since Float already
includes Comparable and infinities return correct comparison.

-- 
Nobu Nakada