if pr == nil {
		return 0, 0
	}
	return pr.scannedReader.BytesRead(), pr.processedReader.BytesRead()
}

func newProgressReader(rc io.ReadCloser, compType CompressionType) (*progressReader, error) {
	if rc == nil {
		return nil, errors.New("newProgressReader: nil reader provided")
	}
	scannedReader := newCountUpReader(rc)
	pr := progressReader{
		rc:            rc,
		scannedReader: scannedReader,

		if err != nil {
			return err
		}
		var rc io.ReadCloser = rsc
		if length != -1 {
			rc = newLimitedReadCloser(rsc, length)
		}

		s3Select.progressReader, err = newProgressReader(rc, s3Select.Input.CompressionType)
		if err != nil {
			rsc.Close()
			return err
		}

		s3Select.recordReader, err = csv.NewReader(s3Select.progressReader, &s3Select.Input.CSVArgs)
		if err != nil {