stabilize Option::as_(mut_)slice · rust-lang/rust@702da3b (original) (raw)
`@@ -743,8 +743,6 @@ impl Option {
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`/// # Examples
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`///
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```` /// ```rust
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``
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/// #![feature(option_as_slice)]
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``
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///
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`/// assert_eq!(
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`/// [Some(1234).as_slice(), None.as_slice()],
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`/// [&[1234][..], &[][..]],
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`@@ -755,15 +753,13 @@ impl<T> Option<T> {
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`` /// borrowing) [`[_]::first`](slice::first):
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`///
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```` /// ```rust
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``
`-
/// #![feature(option_as_slice)]
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``
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///
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`/// for i in [Some(1234_u16), None] {
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`/// assert_eq!(i.as_ref(), i.as_slice().first());
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`/// }
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```` /// ```
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`#[inline]
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`#[must_use]
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``
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#[unstable(feature = "option_as_slice", issue = "108545")]
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``
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#[stable(feature = "option_as_slice", since = "CURRENT_RUSTC_VERSION")]
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`pub fn as_slice(&self) -> &[T] {
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`` // SAFETY: When the `Option` is `Some`, we're using the actual pointer
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`// to the payload, with a length of 1, so this is equivalent to
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`@@ -794,8 +790,6 @@ impl<T> Option<T> {
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`/// # Examples
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`///
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```` /// ```rust
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``
`-
/// #![feature(option_as_slice)]
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``
`-
///
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`/// assert_eq!(
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`/// [Some(1234).as_mut_slice(), None.as_mut_slice()],
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`/// [&mut [1234][..], &mut [][..]],
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`@@ -806,8 +800,6 @@ impl Option {
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`` /// our original Option:
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`///
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```` /// ```rust
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``
`-
/// #![feature(option_as_slice)]
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``
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///
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`/// let mut x = Some(1234);
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`/// x.as_mut_slice()[0] += 1;
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`/// assert_eq!(x, Some(1235));
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`` /// is [`[_]::first_mut`](slice::first_mut):
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`///
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```` /// ```rust
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``
`-
/// #![feature(option_as_slice)]
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``
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///
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`/// assert_eq!(Some(123).as_mut_slice().first_mut(), Some(&mut 123))
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```` /// ```
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`#[inline]
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`#[must_use]
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``
`-
#[unstable(feature = "option_as_slice", issue = "108545")]
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``
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#[stable(feature = "option_as_slice", since = "CURRENT_RUSTC_VERSION")]
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`pub fn as_mut_slice(&mut self) -> &mut [T] {
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`` // SAFETY: When the Option is Some, we're using the actual pointer
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`// to the payload, with a length of 1, so this is equivalent to
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