petgraph/
util.rs

1use std::iter;
2
3pub fn enumerate<I>(iterable: I) -> iter::Enumerate<I::IntoIter>
4where
5    I: IntoIterator,
6{
7    iterable.into_iter().enumerate()
8}
9
10pub fn zip<I, J>(i: I, j: J) -> iter::Zip<I::IntoIter, J::IntoIter>
11where
12    I: IntoIterator,
13    J: IntoIterator,
14{
15    i.into_iter().zip(j)
16}