cast.h

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#pragma once
 
#include <typeinfo>
 
#include "assert.h"
 
namespace kuzu {
namespace common {
 
template<typename TO, typename FROM>
TO ku_dynamic_cast(FROM* old) {
#if defined(KUZU_RUNTIME_CHECKS) || !defined(NDEBUG)
    static_assert(std::is_pointer<TO>());
    TO newVal = dynamic_cast<TO>(old);
    KU_ASSERT(newVal != nullptr);
    return newVal;
#else
    return reinterpret_cast<TO>(old);
#endif
}
 
template<typename TO, typename FROM>
TO ku_dynamic_cast(FROM& old) {
#if defined(KUZU_RUNTIME_CHECKS) || !defined(NDEBUG)
    static_assert(std::is_reference<TO>());
    try {
        TO newVal = dynamic_cast<TO>(old);
        return newVal;
    } catch (std::bad_cast& e) {
        KU_ASSERT(false);
    }
#else
    return reinterpret_cast<TO>(old);
#endif
}
 
} // namespace common
} // namespace kuzu