getQrCorrectionLevel static method
Get the QR error correction level
Default value is 'low'.
Implementation
static int getQrCorrectionLevel(qrCorrectionLevel) {
  switch (qrCorrectionLevel) {
    case 'low':
      return QrErrorCorrectLevel.L;
    case 'medium':
      return QrErrorCorrectLevel.M;
    case 'quartile':
      return QrErrorCorrectLevel.Q;
    case 'high':
      return QrErrorCorrectLevel.H;
    default:
      return QrErrorCorrectLevel.L;
  }
}