def decode_json_object(data: dict) -> Do:
m = Map(data)
tpe_s = yield m.lift(tpe_key).to_either(
f'no `{tpe_key}` attr in json object {m}')
tpe = yield Either.import_path(tpe_s)
dec = yield Decoder.e(tpe)
yield dec.decode(tpe, m)
def decode(self, tpe: Type[Sub], data: JsonObject) -> Do:
sub_json = yield data.field(tpe_key)
sub = yield sub_json.as_scalar
sub_type = yield Either.import_path(sub.native)
yield decode_dat(sub_type, data)
def decode_json_object(data: dict) -> Generator:
m = Map(data)
tpe_s = yield m.get('__type__').to_either(f'no `__type__` attr in json object {m}')
tpe = yield Either.import_path(tpe_s)
dec = yield Decoder.e(tpe)
yield dec.decode(tpe, m)