diff options
Diffstat (limited to 'src/kernel/NeKit/Vet.h')
| -rw-r--r-- | src/kernel/NeKit/Vet.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/kernel/NeKit/Vet.h b/src/kernel/NeKit/Vet.h index d4c1060f..86874085 100644 --- a/src/kernel/NeKit/Vet.h +++ b/src/kernel/NeKit/Vet.h @@ -13,13 +13,15 @@ #define NE_VETTABLE : public IVet namespace Kernel { +/// @brief Vet interface for objects. struct IVet { IVet() = default; virtual ~IVet() = default; NE_COPY_DEFAULT(IVet) - operator bool() = delete; + /// @brief Start vetting object for validity. + auto DoVet() const { return false; } }; template <typename T> @@ -31,4 +33,10 @@ template <> struct Vettable<IVet> final { static constexpr bool kValue = true; }; + +/// @brief Concept version of Vettable. +template <typename T, typename Fallback> +concept IVettable = requires(IVet vettable, Fallback fallback) { + { Vettable<T>::kValue ? vettable.DoVet() : fallback(vettable) }; +}; } // namespace Kernel
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