#include <SFML/Network/TcpSocket.hpp> #include <type_traits> static_assert(!std::is_copy_constructible_v<sf::TcpSocket>); static_assert(!std::is_copy_assignable_v<sf::TcpSocket>); static_assert(!std::is_nothrow_move_constructible_v<sf::TcpSocket>); static_assert(!std::is_nothrow_move_assignable_v<sf::TcpSocket>);