less_equal.hpp

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// SPDX-License-Identifier: BSD-2-Clause
 
#ifndef pRC_CORE_FUNCTORS_LESS_EQUAL_H
#define pRC_CORE_FUNCTORS_LESS_EQUAL_H
 
#include <prc/core/basic/basics.hpp>
 
namespace pRC
{
    struct LessEqual
    {
        template<class XA, class XB>
            requires requires { declval<XA>() <= declval<XB>(); }
        constexpr decltype(auto) operator()(XA &&a, XB &&b) const
        {
            return forward<XA>(a) <= forward<XB>(b);
        }
    };
}
#endif // pRC_CORE_FUNCTORS_LESS_EQUAL_H