hash.hpp

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/*
 * libfxd - a fixed-point library for C++
 *
 * Copyright 2023 Daniel K. O.
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef LIBFXD_HASH_HPP
#define LIBFXD_HASH_HPP
 
#include <functional>
 
#include "concepts.hpp"
 
 
namespace std {
 
    template<fxd::fixed_point Fxd>
    struct hash<Fxd> {
 
        constexpr
        size_t
        operator ()(Fxd f)
            const noexcept
        {
            using H = hash<typename Fxd::raw_type>;
            return H{}(f.raw_value);
        }
 
    };
 
}
 
 
#endif