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slice: Stabilize IterMut::as_slice. #82771

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Merged
merged 2 commits into from
Mar 22, 2021
Merged

slice: Stabilize IterMut::as_slice. #82771

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5176f67
slice: Stabilize IterMut::as_slice.
emilio Mar 4, 2021
2bd7c1b
Bump slice_iter_mut_as_slice stable version.
m-ou-se Mar 21, 2021
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10 changes: 8 additions & 2 deletions library/core/src/slice/iter.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -286,7 +286,6 @@ impl<'a, T> IterMut<'a, T> {
/// Basic usage:
///
/// ```
/// # #![feature(slice_iter_mut_as_slice)]
/// let mut slice: &mut [usize] = &mut [1, 2, 3];
///
/// // First, we get the iterator:
Expand All @@ -299,12 +298,19 @@ impl<'a, T> IterMut<'a, T> {
/// // Now `as_slice` returns "[2, 3]":
/// assert_eq!(iter.as_slice(), &[2, 3]);
/// ```
#[unstable(feature = "slice_iter_mut_as_slice", reason = "recently added", issue = "58957")]
#[stable(feature = "slice_iter_mut_as_slice", since = "1.53.0")]
pub fn as_slice(&self) -> &[T] {
self.make_slice()
}
}

#[stable(feature = "slice_iter_mut_as_slice", since = "1.53.0")]
impl<T> AsRef<[T]> for IterMut<'_, T> {
fn as_ref(&self) -> &[T] {
self.as_slice()
}
}

iterator! {struct IterMut -> *mut T, &'a mut T, mut, {mut}, {}}

/// An internal abstraction over the splitting iterators, so that
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