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Clarify that Cow::into_owned returns owned data

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This commit is contained in:
Jonathan Giddy 2022-03-23 13:01:00 +00:00
parent 6421a499a5
commit 9f4934ec19
1 changed files with 3 additions and 3 deletions
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6
library/alloc/src/borrow.rs
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@ -292,8 +292,7 @@ impl<B: ?Sized + ToOwned> Cow<'_, B> {
/// ///
/// # Examples /// # Examples
/// ///
/// Calling `into_owned` on a `Cow::Borrowed` clones the underlying data /// Calling `into_owned` on a `Cow::Borrowed` returns a clone of the borrowed data:
/// and becomes a `Cow::Owned`:
/// ///
/// ``` /// ```
/// use std::borrow::Cow; /// use std::borrow::Cow;
@ -307,7 +306,8 @@ impl<B: ?Sized + ToOwned> Cow<'_, B> {
/// ); /// );
/// ``` /// ```
/// ///
/// Calling `into_owned` on a `Cow::Owned` is a no-op: /// Calling `into_owned` on a `Cow::Owned` returns the owned data. The data is moved out of the
/// `Cow` without being cloned.
/// ///
/// ``` /// ```
/// use std::borrow::Cow; /// use std::borrow::Cow;