modulus.hpp

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// SPDX-License-Identifier: BSL-1.0
 
#ifndef TETL_FUNCTIONAL_MODULUS_HPP
#define TETL_FUNCTIONAL_MODULUS_HPP
 
#include <etl/_utility/forward.hpp>
 
namespace etl {

template <typename T = void>
struct modulus {
    [[nodiscard]] constexpr auto operator()(T const& lhs, T const& rhs) const -> T { return lhs % rhs; }
};
 
template <>
struct modulus<void> {
    using is_transparent = void;
 
    template <typename T, typename U>
    [[nodiscard]] constexpr auto operator()(T&& lhs, U&& rhs) const
        noexcept(noexcept(etl::forward<T>(lhs) % etl::forward<U>(rhs)))
            -> decltype(etl::forward<T>(lhs) % etl::forward<U>(rhs))
    {
        return etl::forward<T>(lhs) % etl::forward<U>(rhs);
    }
};
 
} // namespace etl
 
#endif // TETL_FUNCTIONAL_MODULUS_HPP