INSTALL_SIMPLE_READER(Class, is_immutable);
INSTALL_SIMPLE_READER_WITH_KEY(Class, __strict_constructor, strict_constructor);
- INSTALL_SIMPLE_WRITER_WITH_KEY(Class, __set_strict_constructor, strict_constructor);
INSTALL_CLASS_HOLDER(Class, method_metaclass, "Mouse::Meta::Method");
INSTALL_CLASS_HOLDER(Class, attribute_metaclass, "Mouse::Meta::Attribute");