@Serializable
        data object DefaultWriteOnly : PropertyMode.WriteOnly {
            private
            fun readResolve(): Any = DefaultWriteOnly
        }
    }
}


val DataProperty.isReadOnly: Boolean
    get() = mode is PropertyMode.ReadOnly


val DataProperty.isWriteOnly: Boolean
    get() = mode is PropertyMode.WriteOnly


@Serializable
@SerialName("dataBuilderFunction")

  bool IsRead() const { return effects_.test(kRead); }
  bool IsWrite() const { return effects_.test(kWrite); }
  bool IsAllocOnly() const { return IsAlloc() && effects_.count() == 1; }
  bool IsReadOnly() const { return IsRead() && effects_.count() == 1; }
  ResourceId GetResourceId() const { return resource_id_; }

  void SetAlloc() { effects_.set(kAlloc); }
  void SetFree() { effects_.set(kFree); }