module RSpec::Mocks::Syntax

def self.disable_should(syntax_host = default_should_syntax_host)
  return unless should_enabled?(syntax_host)
  syntax_host.class_exec do
    undef should_receive
    undef should_not_receive
    undef stub
    undef unstub
    undef stub_chain
    undef as_null_object
    undef null_object?
    undef received_message?
  end
  Class.class_exec do
    undef any_instance
  end
end