    # File lib/facets/core/module/self/op_add.rb, line 6
      def +( other )
        mod1 = other.clone
        mod2 = clone

        mod1.module_eval{
          include mod2
        }

        #methods = other.instance_methods(false)
        #methods.each{ |name|
        #  method = other.instance_method(name)
        #  mod.module_eval {
        #    define_method( name, &method )
        #  }
        #}

        mod1
      end