comparison_operators.hpp

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#pragma once
#define __XTD_STD_INTERNAL__
#include "../internal/__xtd_std_version.hpp"
#undef __XTD_STD_INTERNAL__
#include <compare>

namespace xtd {
  namespace extensions {
    template<typename type_t, typename comparable_t>
    class comparison_operators {
    public:
      
      friend auto operator <=>(const type_t& lhs, const type_t& rhs) noexcept -> std::strong_ordering {
        if (lhs.compare_to(rhs) < 0) return std::strong_ordering::less;
        if (lhs.compare_to(rhs) > 0) return std::strong_ordering::greater;
        return std::strong_ordering::equivalent;
      }

      
    private:
      friend comparable_t;
      comparison_operators() = default;
    };
  }
}