include/openvic-dataloader/detail/utility/Utility.hpp


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#pragma once

#include <string_view>
#include <type_traits>

#include "openvic-dataloader/detail/utility/TypeName.hpp"

namespace ovdl::detail {
   [[noreturn]] inline void unreachable() {
      // Uses compiler specific extensions if possible.
      // Even if no extension is used, undefined behavior is still raised by
      // an empty function body and the noreturn attribute.
#ifdef __GNUC__ // GCC, Clang, ICC
      __builtin_unreachable();
#elif defined(_MSC_VER) // MSVC
      __assume(false);
#endif
   }

   template<typename Kind>
   constexpr std::string_view get_kind_name() {
      constexpr auto name = type_name<Kind>();

      return name;
   }

   template<typename EnumT>
      requires std::is_enum_v<EnumT>
   constexpr std::underlying_type_t<EnumT> to_underlying(EnumT e) {
      return static_cast<std::underlying_type_t<EnumT>>(e);
   }

   template<typename EnumT>
      requires std::is_enum_v<EnumT>
   constexpr EnumT from_underlying(std::underlying_type_t<EnumT> ut) {
      return static_cast<EnumT>(ut);
   }
}