From: Joel VanderWerf <vjoel@...>
Date: 2007-09-03T08:14:29+09:00
Subject: Re: extract a range start/end?

Wilson Bilkovich wrote:
>>From rdoc:
> Ranges can be constructed using objects of any type, as long as
>      the objects can be compared using their <=> operator and they
>      support the succ method to return the next object in sequence.
> 
> In practice, that usually means 'Anything that has Enumerable as an ancestor'

You meant Comparable, right? There's no connection between Enumerable 
and #<=> or #succ.

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       vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407