Rollup merge of #60609 - spastorino:be-explicit-on-mem-replace-doc, r…

…=Centril Be a bit more explicit asserting over the vec rather than the len
rust-lang · May 7, 2019 · 2d6da83 · 2d6da83
2 parents 9995bb5 + b98bf88
commit 2d6da83
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/libcore/mem.rs b/src/libcore/mem.rs
@@ -665,8 +665,8 @@ pub fn swap<T>(x: &mut T, y: &mut T) {
 /// let mut v: Vec<i32> = vec![1, 2];
 ///
 /// let old_v = mem::replace(&mut v, vec![3, 4, 5]);
-/// assert_eq!(2, old_v.len());
-/// assert_eq!(3, v.len());
+/// assert_eq!(vec![1, 2], old_v);
+/// assert_eq!(vec![3, 4, 5], v);
 /// ```
 ///
 /// `replace` allows consumption of a struct field by replacing it with another value.