Method hash

modules/engine/runtime/include/SkrRT/ecs/set.hpp:13–16

    {
        template<class S>
        static size_t hash(const S& s, size_t basis = _FNV_offset_basis)
        {
            return hash_append(basis, reinterpret_cast<const unsigned char*>(s.data), s.length * sizeof(T));
        }

        template<class S>
        static S merge(const S& lhs, const S& rhs, void* d)