typeProvidable.hpp

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#pragma once
 
#include "meta/common.hpp"
#include "meta/type/ttype.hpp"
 
namespace by {
    class _nout typeProvidable {
        BY_ME(typeProvidable)
 
    public:
        nbool operator==(const me& rhs) const;
        nbool operator!=(const me& rhs) const;
 
    public:
        virtual const type& getType() const = 0;
 
        nbool isSub(const type& it) const;
        nbool isSub(const type* it) const BY_SIDE_FUNC(isSub);
        nbool isSub(const me& it) const;
        nbool isSub(const me* it) const BY_SIDE_FUNC(isSub);
 
        nbool isSuper(const type& it) const;
        nbool isSuper(const type* it) const BY_SIDE_FUNC(isSuper);
        nbool isSuper(const me& it) const;
 
        nbool isSuper(const me* it) const BY_SIDE_FUNC(isSuper);
 
        template <typename T> nint isSub() const { return getType().isSub<T>(); }
 
        template <typename T> nint isSuper() const { return getType().isSuper<T>(); }
 
        template <typename T> T* cast() { return (T*) cast(ttype<T>::get()); }
 
        template <typename T> const T* cast() const BY_CONST_FUNC(cast<T>())
 
        virtual void* cast(const type& to);
        const void* cast(const type& to) const BY_CONST_FUNC(cast(to))
        void* cast(const type* it) BY_SIDE_FUNC(cast);
        const void* cast(const type* to) const BY_CONST_FUNC(cast(to))
 
    protected:
        virtual nbool _onSame(const me& rhs) const;
    };
} // namespace by