class RSpec::Core::Configuration

def reporter
  # @reporter_buffer should only ever be set in this method to cover
  # initialization of @reporter.
  @reporter_buffer || @reporter ||=
    begin
      @reporter_buffer = DeprecationReporterBuffer.new
      formatter_loader.setup_default output_stream, deprecation_stream
      @reporter_buffer.play_onto(formatter_loader.reporter)
      @reporter_buffer = nil
      formatter_loader.reporter
    end
end