Rollup merge of #72921 - pickfire:vec-assert, r=Mark-Simulacrum

Add assert to Vec with_capacity docs
rust-lang · Jun 3, 2020 · ba3d982 · ba3d982
2 parents 0050b88 + 596b0c8
commit ba3d982
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/liballoc/vec.rs b/src/liballoc/vec.rs
@@ -348,9 +348,11 @@ impl<T> Vec<T> {
     /// for i in 0..10 {
     ///     vec.push(i);
     /// }
+    /// assert_eq!(vec.capacity(), 10);
     ///
     /// // ...but this may make the vector reallocate
     /// vec.push(11);
+    /// assert!(vec.capacity() >= 11);
     /// ```
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]