Module: Concrete

Include this module in an abstract class to make it concrete and so, to be able to instantiate it again. This module can be included if and only if the Abstract module has been included before in one of the class’ superclass.

Methods

included is_a? new

Public Class methods

included(klass)

[Source]

# File lib/concrete.rb, line 9
  def self.included(klass)
    super
    unless klass.include?(Abstract)
      raise(TypeError, "#{klass} - not an abstract class")
    end
    klass.module_eval do
      class << self
        visibility = instance_method_visibility('new')
        def new(*args, &block)
          concrete_new(*args, &block)
        end
        send(visibility, :new)
      end

      def is_a?(klass)
        klass == Abstract ? false : super(klass)
      end
    end
  end

new(*args, &block)

[Source]

# File lib/concrete.rb, line 17
        def new(*args, &block)
          concrete_new(*args, &block)
        end

Public Instance methods

is_a?(klass)

[Source]

# File lib/concrete.rb, line 23
      def is_a?(klass)
        klass == Abstract ? false : super(klass)
      end