Function MakeVectorPointingIterator

cpp/src/arrow/util/iterator.h:429–431

template <typename T>
Iterator<T*> MakeVectorPointingIterator(std::vector<T> v) {
  return Iterator<T*>(VectorPointingIterator<T>(std::move(v)));
}

/// \brief MapIterator takes ownership of an iterator and a function to apply
/// on every element. The mapped function is not allowed to fail.