unit.hpp

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// SPDX-License-Identifier: BSD-2-Clause
 
#ifndef pRC_CORE_COMPLEX_UNIT_H
#define pRC_CORE_COMPLEX_UNIT_H
 
#include <prc/core/basic/functions/identity.hpp>
#include <prc/core/complex/identity.hpp>
 
namespace pRC
{
    template<class T>
    struct Unit<T, If<IsComplex<T>>>
    {
        constexpr auto operator()()
        {
            return identity<T>();
        }
 
        template<class X, If<IsConstructible<T, X>> = 0>
        constexpr auto operator()(X &&value)
        {
            return identity<T>(forward<X>(value));
        }
    };
}
#endif // pRC_CORE_COMPLEX_UNIT_H