From: Brian Candler <b.candler@...>
Date: 2009-01-14T18:24:48+09:00
Subject: Re: Implementing each and <=>

Ruby Rabbit wrote:
>     def <=>(other)
>       @list <=> other
>     end

Perhaps you mean something like this:

  include Comparable
  def <=>(other)
    @list <=> other.list   # or some other way to order them
  end

Making your objects Comparable is distinct from making them Enumerable.
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