From: Pete Hodgson <phodgson@...>
Date: 2008-09-06T08:44:04+09:00
Subject: Re: dynamically assigning class constants

Apologies, s/Comparable/Level/ in the example code.

Pete Hodgson wrote:
> Hi folks,
>
> I have a class definition as follows:
>
> class Level
>     attr_reader :name, :rank
>     def initialize( name, rank )
>       @name, @rank = name, rank
>     end
>
>     TRACE = Comparable.new( :TRACE, 1000 )
>     DEBUG = Comparable.new( :DEBUG, 2000 )
>     INFO = Comparable.new( :INFO, 3000 )
>     # etc
> end
>
> and I'd like to define the constants in a more ruby-esque way; something
> like:
>
>   class Level
>     attr_reader :name, :rank
>     def initialize( name, rank )
>       @name, @rank = name, rank
>     end
>
>     %w{TRACE DEBUG INFO CHANGE WARN ERROR FATAL}.each_with_index do |name,i|
>       clever_dynamic_hackery( name, Comparable.new( name.to_sym, i*1000 ) )
>     end
>
>   end
>
>
> but I don't know what that clever_dyanamic_hackery method should
> actually be. Any one want to show me the light?
>
> Cheers,
> Pete
>
>