toMap method

@override Map<String, Object?> toMap()

Implementation

@override
Map<String, Object?> toMap() {
  final data = <String, Object?>{
    'category': category,
    'variable': variable,
    'timing': timing,
    'label': label,
  };
  data.removeWhere((key, value) => value == null);
  return data;
}