self_pointer.h

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#pragma once
 
namespace di::util {
template<typename T>
struct SelfPointer {
    constexpr explicit SelfPointer() : self(static_cast<T*>(this)) {}
 
    constexpr SelfPointer(SelfPointer const&) : SelfPointer() {}
    constexpr SelfPointer(SelfPointer&&) : SelfPointer() {}
 
    // NOLINTNEXTLINE(bugprone-unhandled-self-assignment)
    constexpr auto operator=(SelfPointer const&) -> SelfPointer& { return *this; }
    constexpr auto operator=(SelfPointer&&) -> SelfPointer& { return *this; }
 
    T* self { nullptr };
};
}
 
namespace di {
using util::SelfPointer;
}