toJson method

  1. @override
String? toJson(
  1. VerticalDirection? object
)

Implementation

@override
String? toJson(VerticalDirection? object) {
  if (object == null) return null;

  switch (object) {
    case VerticalDirection.down:
      return 'down';
    case VerticalDirection.up:
      return 'up';
  }
}