{"ast_node_type":"function","tokens":[{"end":96,"kind":"keyword","start":0,"text":"fn"}]}
    fn from_position_and_num_elems(position: NonZero<usize>, num_elems: usize) -> LazyArray<T> {
impl<T> LazyArray<T> {
        LazyArray { position, num_elems, _marker: PhantomData }