blah

#!/usr/bin/env ruby

module M1
  def foo
    p 'M1'
  end
end

module M2
  def foo
    p 'M2'
  end
end

class MyClass
  include M1
  alias_method :bar, :foo
  include M2
end

klass = MyClass.new
klass.foo #=> M2
klass.bar #=> M1