From: James Edward Gray II <james@...>
Date: 2006-01-06T03:47:57+09:00
Subject: Re: Initialization using the Singleton design pattern

On Jan 5, 2006, at 12:19 PM, Jonathan Leighton wrote:

> Hi,
>
> I have a singleton class, as in one that does "include Singleton". I
> want to run a few methods when the instance is created. Usually one
> would do that in initialize(), but obviously I can't do that here.

Why not?  The object is still constructed:

 >> require "singleton"
=> true
 >> class JustOne
 >>   def initialize
 >>     puts "initialize() called"
 >>   end
 >>   include Singleton
 >> end
=> JustOne
 >> JustOne.instance
initialize() called
=> #<JustOne:0x32321c>
 >> JustOne.instance
=> #<JustOne:0x32321c>

James Edward Gray II