toJson method
Converts a Capabilities instance to JSON data.
Implementation
Map<String, Object> toJson() {
final jsonData = <String, Object>{};
final tempAdd = add;
final tempDrop = drop;
if (tempAdd != null) {
jsonData['add'] = tempAdd;
}
if (tempDrop != null) {
jsonData['drop'] = tempDrop;
}
return jsonData;
}