Filter.fromJson constructor

Filter.fromJson(Map data)

Implementation

factory Filter.fromJson(Map data) {
  final regExp = RegExp(data.values.single);
  switch (data.keys.single) {
    case 'white':
      return WhiteFilter(regExp);
    case 'black':
      return BlackFilter(regExp);
  }
  throw 'Not support filter, you can use only "black" or "white"';
}