Update library/core/src/iter/adapters/peekable.rs

Co-authored-by: Alexander Ronald Altman <alexanderaltman@me.com>
rust-lang · Apr 6, 2021 · 7f32fda · 7f32fda
1 parent abcbe54
commit 7f32fda
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/library/core/src/iter/adapters/peekable.rs b/library/core/src/iter/adapters/peekable.rs
@@ -250,7 +250,7 @@ impl<I: Iterator> Peekable<I> {
     /// assert_eq!(iter.collect::<Vec<_>>(), vec![&5, &3]);
     /// ```
     #[inline]
-    #[stable(feature = "peekable_peek_mut", since = "1.52.0")]
+    #[stable(feature = "peekable_peek_mut", since = "1.53.0")]
     pub fn peek_mut(&mut self) -> Option<&mut I::Item> {
         let iter = &mut self.iter;
         self.peeked.get_or_insert_with(|| iter.next()).as_mut()