Example of namespace aware send implementation

method_namespace.rb

class Object
  # invoke the method meth of the module mod
  def mod_send(mod, meth, *args, &bloc)
    if self.is_a? mod
      mod.instance_method(meth).bind(self).call(*args, &bloc)
    else
      method_missing("#{mod}::#{meth}", *args, &bloc)
    end
  end
end

if $0 == __FILE__
  
module M1
  def foo
    puts "#{M1}::#{self}"
  end
end
module M2
  def foo
    puts "#{M2}::#{self}"
  end
end
class C
  include M1
  include M2
end

C.new.mod_send M1, :foo
C.new.mod_send M2, :foo

end