:heavy_check_mark: utility/internal/functional_base.hpp

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#pragma once


namespace uni {


template<class P>
    requires
        requires(P p) {
            p.first;
            p.second;
        }
inline P swapped(P& pair) {
    return P{ pair.second, pair.first };
}


} // namespace uni
#line 2 "utility/internal/functional_base.hpp"


namespace uni {


template<class P>
    requires
        requires(P p) {
            p.first;
            p.second;
        }
inline P swapped(P& pair) {
    return P{ pair.second, pair.first };
}


} // namespace uni
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