module RSpec::Expectations::Syntax

def enable_should(syntax_host=default_should_host)
  @warn_about_should = false if syntax_host == default_should_host
  return if should_enabled?(syntax_host)
  syntax_host.module_exec do
    def should(matcher=nil, message=nil, &block)
      ::RSpec::Expectations::Syntax.warn_about_should_unless_configured(::Kernel.__method__)
      ::RSpec::Expectations::PositiveExpectationHandler.handle_matcher(self, matcher, message, &block)
    end
    def should_not(matcher=nil, message=nil, &block)
      ::RSpec::Expectations::Syntax.warn_about_should_unless_configured(::Kernel.__method__)
      ::RSpec::Expectations::NegativeExpectationHandler.handle_matcher(self, matcher, message, &block)
    end
  end
end