rubber/meta_meta_object.hpp

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#ifndef RUBBER_META_META_OBJECT_1103151301_HPP
#define RUBBER_META_META_OBJECT_1103151301_HPP

#include <rubber/config.hpp>
#include <mirror/meta_object_tags.hpp>
#include <puddle/meta_object_tags.hpp>

#include <string>

RUBBER_NAMESPACE_BEGIN



class meta_meta_object
{
private:
    std::string _base_name;
    std::string _construct_name;

    static inline bool category_matches(unsigned a, unsigned b)
    {
        return (a & b) == b;
    }

    puddle::meta_object_category _cat;
public:
    template <typename MetaMetaObject>
    meta_meta_object(MetaMetaObject mo)
     : _base_name(MetaMetaObject::base_name())
     , _construct_name(MetaMetaObject::construct_name())
     , _cat(puddle::get_category(typename MetaMetaObject::category()))
    { }

    inline std::string base_name(void) const
    {
        return _base_name;
    }

    inline std::string construct_name(void) const
    {
        return _construct_name;
    }

    puddle::meta_object_category category(void) const
    {
        return _cat;
    }

    inline bool is_a(puddle::meta_object_category cat) const
    {
        return category_matches(
            unsigned(category()),
            unsigned(cat)
        );
    }

    #ifdef MIRROR_DOCUMENTATION_ONLY


    inline bool is_meta_X(void) const;
    #endif
#define RUBBER_HELPER_MAKE_MO_IS_X(OBJECT, I, X) \
    inline bool is_meta_## OBJECT(void) const \
    { \
        return is_a( \
            puddle::meta_object_category::meta_ ## OBJECT ## _tag \
        ); \
    }
MIRROR_FOR_EACH_META_OBJECT(RUBBER_HELPER_MAKE_MO_IS_X, _)
#undef RUBBER_HELPER_MAKE_MO_IS_X
};

RUBBER_NAMESPACE_END

#endif //include guard