module RSpec::Matchers::BuiltIn::CountExpectation

def raise_impossible_count_expectation(count)
  text =
    case count_expectation_type
    when :<= then "at_least(#{count}).at_most(#{expected_count})"
    when :>= then "at_least(#{expected_count}).at_most(#{count})"
    end
  raise ArgumentError, "The constraint #{text} is not possible"
end