From: Robert Dober <robert.dober@...>
Date: 2007-07-25T20:38:44+09:00
Subject: Re: Detecting singletons

On 7/25/07, Robert Dober <robert.dober@gmail.com> wrote:
Did I do something stupid?

694/194 > irb
irb(main):001:0> require 'singleton'
=> true
irb(main):002:0> s = "abc"
=> "abc"
irb(main):003:0> sing = class << s; self end
=> #<Class:#<String:0xb7d9eaec>>
irb(main):004:0> Singleton === s
=> false
irb(main):005:0> Singleton === sing
**********
=> false
**********
irb(main):006:0> puts "??????"
??????
=> nil
irb(main):007:0>
R.