# File lib/mocha/any_instance_method.rb, line 55
    def method_visibility(method)
      (stubbee.public_instance_methods(true).include?(method) && :public) ||
        (stubbee.protected_instance_methods(true).include?(method) && :protected) ||
        (stubbee.private_instance_methods(true).include?(method) && :private)
    end