Function Clone

util/generic/string.h:233–235

* Makes a distinct copy of this string. `IsDetached()` is always true after this call. * * @throw std::length_error */

     * @throw std::length_error
     */
    void Clone() {
        Construct(StdStr()).Swap(S_);
    }

    size_t RefCount() const noexcept {
        return S_.RefCount();