# BookletErrorHandler typedef Null safety

BookletErrorHandler = dynamic Function(dynamic o, dynamic e)

## Implementation

    typedef BookletErrorHandler = Function(dynamic o, dynamic e);

1. eliud_pkg_fundamentals
2. booklet_repository
3. BookletErrorHandler typedef

##### booklet_repository library

1. Classes
2. BookletRepository
3. Typedefs
4. BookletChanged
5. BookletErrorHandler
6. BookletModelTrigger