UsbAccessoryDevice constructor Null safety

UsbAccessoryDevice(
  1. {required String manufacturer,
  2. required String model,
  3. String? description,
  4. String? version,
  5. String? serial,
  6. String? uri}
)

Implementation

UsbAccessoryDevice(
    {required this.manufacturer,
    required this.model,
    this.description,
    this.version,
    this.serial,
    this.uri})
    : super(PrinterDeviceType.usbAccessory);