Contents

module ClassLevelInheritableAttributes
  def self.included(base)
    base.extend(ClassMethods)
  end

  module ClassMethods
    def class_inheritable_attributes(*args)
      @class_inheritable_attributes ||= [:class_inheritable_attributes]
      @class_inheritable_attributes += args
      args.each do |arg|
        class_eval %(
          class << self; attr_accessor :#{arg} end
        )
      end
      @class_inheritable_attributes
    end

    def inherited(subclass)
      @class_inheritable_attributes.each do |class_inheritable_attribute|
        instance_var = "@#{class_inheritable_attribute}"
        subclass.instance_variable_set(instance_var, instance_variable_get(instance_var))
      end
    end
  end
end

Version data entries

9 entries across 9 versions & 1 rubygems

Version	Path
bin_script-0.1.8	lib/bin_script/class_inheritable_attributes.rb
bin_script-0.1.7	lib/bin_script/class_inheritable_attributes.rb
bin_script-0.1.6	lib/bin_script/class_inheritable_attributes.rb
bin_script-0.1.5	lib/bin_script/class_inheritable_attributes.rb
bin_script-0.1.4	lib/bin_script/class_inheritable_attributes.rb
bin_script-0.1.3	lib/bin_script/class_inheritable_attributes.rb
bin_script-0.1.2	lib/bin_script/class_inheritable_attributes.rb
bin_script-0.1.1	lib/bin_script/class_inheritable_attributes.rb
bin_script-0.1	lib/bin_script/class_inheritable_attributes.rb