public NullableTypeParser(TypeParser <T> typeParser) { _typeParser = typeParser; }
public NullableTypeParser(CommandService service, TypeParser <T> typeParser) { _service = service; _typeParser = typeParser; }
public NullableTypeParser(TypeParser <T> typeParser) { _typeParser = typeParser; }
public NullableTypeParser(CommandService service, TypeParser <T> typeParser) { _service = service; _typeParser = typeParser; }