contains method
Returns true
if the FormBloc contains fieldBloc
Implementation
bool contains(FieldBloc fieldBloc, {int? step, bool deep = true}) {
final fieldBlocs = (flatFieldBlocs(step) ?? const []);
if (deep) {
return fieldBlocs.any((fb) => fb == fieldBloc);
}
return MultiFieldBloc.deepContains(fieldBlocs, fieldBloc);
}