gistfile1.builder

module LoggerThingy
  
  def self.included(klass)
    klass.extend LoggerThingy::ClassMethods
  end
  
  module ClassMethods
    def logger=(logger)
      @logger = logger
    end
  
    def logger
      @logger
    end
  end
  
  def logger
    self.class.logger
  end
end


class Thing
  include LoggerThingy
  def initialize
    puts "the logger is #{logger}"
  end
end

Thing.logger = "the logger"
puts Thing.logger
Thing.new