Method Visit

cpp/src/arrow/array/util.cc:348–350

    template <typename T, typename = decltype(TypeTraits<T>::bytes_required(0))>
    Status Visit(const T&) {
      return MaxOf(TypeTraits<T>::bytes_required(length_));
    }

    template <typename T>
    enable_if_var_size_list<T, Status> Visit(const T& type) {