etl::three_way_comparable Concept Reference

#include <three_way_comparable.hpp>

Concept definition

template<typename T, typename Cat partial_ordering>
concept etl::three_way_comparable = 
    weakly_equality_comparable_with<T, T> &&
    detail::partially_ordered_with<T, T> &&
    requires(remove_reference_t<T> const& a, remove_reference_t<T> const& b) {
        { a <=> b } -> detail::compares_as<Cat>;
    }