essence::width_height_pair Concept Reference

Concept definition

template<typename T>
concept essence::width_height_pair =  std::is_aggregate_v<T> && requires(T obj) {
        requires std::is_arithmetic_v<decltype(obj.width)>;
        requires std::is_arithmetic_v<decltype(obj.height)>;
        T{
            .width  = {},
            .height = {},
        };
    }