TypeId.h

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// Copyright © 2008-2023 Pioneer Developers. See AUTHORS.txt for details
// Licensed under the terms of the GPL v3. See licenses/GPL-3.txt
 
#pragma once
 
#include "core/FNV1a.h"
 
#ifdef _MSC_VER
#define FUNC_SOURCE __FUNCSIG__
#else
#define FUNC_SOURCE __PRETTY_FUNCTION__
#endif
 
template <typename T>
class TypeId {
public:
    inline static constexpr size_t Get()
    {
        return hash_64_fnv1a(FUNC_SOURCE, Len(FUNC_SOURCE));
    }
 
    inline static constexpr uint32_t Get32()
    {
        return hash_32_fnv1a(FUNC_SOURCE, Len(FUNC_SOURCE));
    }
 
private:
    template <size_t N>
    inline static constexpr size_t Len(char const (&s)[N]) { return N; }
};
 
#undef FUNC_SOURCE