EqualityComparable.h

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#pragma once

#include <scl/tools/meta/is_convertible.h>

namespace scl{
    namespace concepts{
        template <class T>
        struct EqualityComparable{
            constexpr operator bool() const{
                using namespace scl::tools;
                static_assert(meta::is_convertible<
                    decltype(std::declval<T>() == std::declval<T>()),
                    bool
                >(), "EqualityComparable<T>: operator== is not/poorly defined for T");
                return true;
            }
        };
    }
}