exceptions library Null safety
Groups all possible app-specific exceptions.
Exceptions / Errors
- IncorrectPasswordFailure
 - Thrown when the user trying to authenticate entered an incorrect password.
 - SignInFailure
 - Thrown during the log in/sign in process if a failure occurs.
 - StorageRemoveFailure
 - Thrown when a value from shared preferences fails to be deleted.
 - StorageSaveFailure
 - Thrown when a value from shared preferences fails to be saved.
 - UserDoesNotExistFailure
 - Thrown when the user trying to authenticate does not exist.
 - UserLockedFailure
 - Thrown when the user trying to authenticate is blocked.