E/flutter ( 4322): emit was called after an event handler completed normally.
E/flutter ( 4322): This is usually due to an unawaited future in an event handler.
E/flutter ( 4322): Please make sure to await all asynchronous operations with event handlers
E/flutter ( 4322): and use emit.isDone after asynchronous operations before calling emit() to
E/flutter ( 4322): ensure the event handler has not completed.
E/flutter ( 4322):
E/flutter ( 4322):   **BAD**
E/flutter ( 4322):   on<Event>((event, emit) {
E/flutter ( 4322):     future.whenComplete(() => emit(...));
E/flutter ( 4322):   });
E/flutter ( 4322):
E/flutter ( 4322):   **GOOD**
E/flutter ( 4322):   on<Event>((event, emit) async {
E/flutter ( 4322):     await future.whenComplete(() => emit(...));
E/flutter ( 4322):   });
E/flutter ( 4322):
E/flutter ( 4322): #0      _AssertionError._doThrowNew (dart:core-patch/errors_patch.dart:47:61)
E/flutter ( 4322): #1      _AssertionError._throwNew (dart:core-patch/errors_patch.dart:36:5)
E/flutter ( 4322): #2      _Emitter.call (package:bloc/src/bloc.dart:232:7)
E/flutter ( 4322): #3      new NumberTriviaBloc.<anonymous closure>.<anonymous closure> (package:clean_architecture/presentation/bloc/number_trivia_bloc.dart:40:13)
E/flutter ( 4322): <asynchronous suspension>
E/flutter ( 4322):