class WebMock::RequestStub

def times(number)
  raise "times(N) accepts integers >= 1 only" if !number.is_a?(Integer) || number < 1
  if @responses_sequences.empty?
    raise "Invalid WebMock stub declaration." +
      " times(N) can be declared only after response declaration."
  end
  @responses_sequences.last.times_to_repeat += number-1
  self
end