class RSpec::Core::Invocations::Bisect

def bisect_formatter_klass_for(argument)
  return Formatters::BisectDebugFormatter if argument == "verbose"
  Formatters::BisectProgressFormatter
end

def call(options, err, out)
  RSpec::Support.require_rspec_core "bisect/coordinator"
  runner = Runner.new(options).tap { |r| r.configure(err, out) }
  formatter = bisect_formatter_klass_for(options.options[:bisect]).new(
    out, runner.configuration.bisect_runner
  )
  success = RSpec::Core::Bisect::Coordinator.bisect_with(
    runner, options.args, formatter
  )
  success ? 0 : 1
end