Update bench_specializations! documentation

Philippe-Cholet · Philippe-Cholet · commit 59baaf39f629 · 2023-10-26T11:24:13.000+02:00
diff --git a/benches/specializations.rs b/benches/specializations.rs
@@ -4,9 +4,12 @@ use itertools::Itertools;
 /// Create multiple functions each defining a benchmark group about iterator methods.
 ///
 /// Each created group has functions with the following ids:
-/// `next`, `size_hint`, `count`, `last`, `nth`, `collect`, `fold`.
 ///
-/// Note that it can be called only once.
+/// - `next`, `size_hint`, `count`, `last`, `nth`, `collect`, `fold`
+/// - and when marked as `DoubleEndedIterator`: `next_back`, `rfold`
+/// - and when marked as `ExactSizeIterator`: `len`
+///
+/// Note that this macro can be called only once.
 macro_rules! bench_specializations {
     (
         $(
