class RSpec::Core::Bisect::ExampleMinimizer

def bisect_round(round)
  value, duration = track_duration do
    subsets = SubsetEnumerator.new(remaining_ids)
    notify(:bisect_round_started, :round => round,
                                  :subset_size => subsets.subset_size,
                                  :remaining_count => remaining_ids.size)
    yield subsets
  end
  notify(:bisect_round_finished, :duration => duration, :round => round)
  value
end