gz-cpp-util/conceptgz_1_1util_1_1ConvertibleToStringGlobal.html

template<typename T>

concept gz::util::ConvertibleToStringGlobal =

            !Stringy<T> &&

            !CanConstructString<T> &&

            !HasToStringMember<T> &&

            !HasToStringMember2<T> &&

            !WorksWithStdToString<T> &&

            requires(const T& t) {

                { ::toString(t) } -> std::same_as<std::string>;

            }

gz::util::CanConstructString
can construct std::string from T
Definition: to_string.hpp:30

gz::util::ConvertibleToStringGlobal
toString function overload exists in global namespace and returns std::string
Definition: to_string.hpp:62

gz::util::HasToStringMember2
has .to_string() const member
Definition: to_string.hpp:45

gz::util::HasToStringMember
has .toString() const member
Definition: to_string.hpp:38

gz::util::Stringy
same as std::string, std::string_view or const char*
Definition: to_string.hpp:26

gz::util::WorksWithStdToString
works with std::to_string()
Definition: to_string.hpp:53

toString
std::string toString(const T &s)
Declaration of toString in global namespace, so that concepts can use it.