993 5 Include and Extend include and extend 2011-05-10 16:22:10 2011-05-10 16:23:02 {{{ module Foo def self.included(base) base.extend(ClassMethods) end module ClassMethods def bar puts 'class method' end end def foo puts 'instance method' end end class Baz include Foo end }}} 1 0 0 0 0 language ruby 1 language English 1