class variable as attr_accessor...

pry

[2] pry(main)> b = Boo.new(2)
=> #<Boo:0x9deaa90 @stuff=2>
[3] pry(main)> b.blah
=> "thingsmorethings"

stuff.rb

require 'active_support/core_ext'                                                                                                     
                                                                                                                                      
class Foo                                                                                                                             
  class_attribute :name                                                                                                               
  attr_accessor :stuff                                                                                                                
  def initialize(bbb)                                                                                                                 
    @stuff = bbb                                                                                                                      
  end                                                                                                                                 
end                                                                                                                                   
                                                                                                                                      
def Foo(name)                                                                                                                         
  klass = Class.new(Foo)                                                                                                              
  klass.name = name                                                                                                                   
  puts klass.name                                                                                                                     
  klass                                                                                                                               
end                                                                                                                                   
                                                                                                                                      
class Boo < Foo("things")                                                                                                             
  def blah                                                                                                                            
    self.name << "morethings"                                                                                                         
  end                                                                                                                                 
end