Method: Class#inheritable_class_attr_reader

Defined in:
lib/class_attr.rb

#inheritable_class_attr_reader(*args) ⇒ Object

Creates a class and instance method to read the class level variable(s) with the name(s) provided. If no value has been set it attempts to use the value of the superclass.

See Also:



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# File 'lib/class_attr.rb', line 104

def inheritable_class_attr_reader(*args)
  names, default = separate_argument_list_and_default(args)
  names.each do |name|
    class_eval "      def self.\#{name}\n        if @\#{name}\n          @\#{name}\n        elsif superclass.respond_to? :\#{name}\n          @\#{name} ||= superclass.\#{name}\n        end\n      end\n\n      def \#{name}\n        self.class.send(:\#{name})\n      end\n    EOS\n    self.instance_variable_set(\"@\#{name}\", (default.dup rescue default))\n  end\nend\n"