class RSpec::Expectations::ExpectationTarget

def self.enable_deprecated_should
  return if deprecated_should_enabled?
  def should(*args)
    RSpec.deprecate "`expect { }.should`", :replacement => "`expect { }.to`"
    @target.should(*args)
  end
  def should_not(*args)
    RSpec.deprecate "`expect { }.should_not`", :replacement => "`expect { }.not_to`"
    @target.should_not(*args)
  end
  self.deprecated_should_enabled = true
end