import 'dart:io'; import 'package:nearby_service/nearby_service.dart'; import 'package:nearby_service/src/platforms/android/utils/mapper.dart'; import 'package:nearby_service/src/platforms/ios/utils/mapper.dart'; abstract class NearbyServiceExceptionMapper { static NearbyServiceExceptionMapper get instance { if (Platform.isAndroid) { return NearbyServiceAndroidExceptionMapper(); } else if (Platform.isIOS) { return NearbyServiceIOSExceptionMapper(); } throw NearbyServiceException.unsupportedPlatform( caller: 'NearbyServiceExceptionMapper', ); } bool canMap(String error); NearbyServiceException map(String error); }