EABluetoothAccessoryPickerCompletion
The completion block for the Bluetooth picker.
Declaration
typealias EABluetoothAccessoryPickerCompletion = ((any Error)?) -> VoidDiscussion
You use this block to process results generated by the showBluetoothAccessoryPicker(withNameFilter:completion:) method. The block receives an NSError object as its only parameter. If no error occurred, this parameter is set to nil.