Update comments for multiunzip
@@ -39,11 +39,11 @@ macro_rules! impl_unzip_iter {
#[allow(non_snake_case)]
impl<IT: Iterator<Item = ($($T,)*)>, $($T, $FromT: Default + Extend<$T>),* > MultiUnzip<($($FromT,)*)> for IT {
fn multiunzip(self) -> ($($FromT,)*) {
- // This implementation mirrors the logic of Iterator::unzip as close as possible.
- // Unfortunately a lot of the used api there is still unstable represented by
- // the commented out parts that follow.
+ // This implementation mirrors the logic of Iterator::unzip resp. Extend for (A, B) as close as possible.
+ // Unfortunately a lot of the used api there is still unstable (https://github.com/rust-lang/rust/issues/72631).
//
- // https://doc.rust-lang.org/src/core/iter/traits/iterator.rs.html#2816-2844
+ // Iterator::unzip: https://doc.rust-lang.org/src/core/iter/traits/iterator.rs.html#2825-2865
+ // Extend for (A, B): https://doc.rust-lang.org/src/core/iter/traits/collect.rs.html#370-411
let mut res = ($($FromT::default(),)*);
let ($($FromT,)*) = &mut res;
