nlohmann::basic_json<>::operator=

basic_json&
operator=(basic_json other) noexcept(std::is_nothrow_move_constructible<value_t>::value && std::is_nothrow_move_assignable<value_t>::value && std::is_nothrow_move_constructible<json_value>::value && std::is_nothrow_move_assignable<json_value>::value && std::is_nothrow_move_assignable<json_base_class_t>::value);