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

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Add assert to Vec with_capacity docs
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Dylan DPC 2020-06-03 02:39:09 +02:00 • committed by GitHub
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src/liballoc/vec.rs
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@ -348,9 +348,11 @@ impl<T> Vec<T> {
/// for i in 0..10 { /// for i in 0..10 {
/// vec.push(i); /// vec.push(i);
/// } /// }
/// assert_eq!(vec.capacity(), 10);
/// ///
/// // ...but this may make the vector reallocate /// // ...but this may make the vector reallocate
/// vec.push(11); /// vec.push(11);
/// assert!(vec.capacity() >= 11);
/// ``` /// ```
#[inline] #[inline]
#[stable(feature = "rust1", since = "1.0.0")] #[stable(feature = "rust1", since = "1.0.0")]