# File lib/rspec/mocks/syntax.rb, line 86
      def self.disable_should(syntax_host = default_should_syntax_host)
        return unless should_enabled?(syntax_host)

        syntax_host.class_eval do
          undef should_receive
          undef should_not_receive
          undef stub
          undef unstub
          undef stub!
          undef unstub!
          undef stub_chain
          undef as_null_object
          undef null_object?
          undef received_message?
        end

        Class.class_eval do
          undef any_instance
        end
      end