# File lib/cabin/inspectable.rb, line 24
    def inspect
      if instance_variable_defined?(:@inspectables)
        ivars = @inspectables
      else
        ivars = instance_variables
      end
      str = "<#{self.class.name}(@#{self.object_id}) "
      ivars.each do |ivar|
        str << "#{ivar}=#{instance_variable_get(ivar).inspect} "
      end
      str << ">"
      return str
    end