Stabilized Option::unzip()

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Chase Wilson 2022-06-17 11:39:59 -05:00
parent 949a64ab20
commit 59be3e856f
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2 changed files with 7 additions and 5 deletions

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@ -1711,8 +1711,6 @@ impl<T, U> Option<(T, U)> {
/// # Examples /// # Examples
/// ///
/// ``` /// ```
/// #![feature(unzip_option)]
///
/// let x = Some((1, "hi")); /// let x = Some((1, "hi"));
/// let y = None::<(u8, u32)>; /// let y = None::<(u8, u32)>;
/// ///
@ -1720,8 +1718,13 @@ impl<T, U> Option<(T, U)> {
/// assert_eq!(y.unzip(), (None, None)); /// assert_eq!(y.unzip(), (None, None));
/// ``` /// ```
#[inline] #[inline]
#[unstable(feature = "unzip_option", issue = "87800", reason = "recently added")] #[stable(feature = "unzip_option", since = "1.63.0")]
pub const fn unzip(self) -> (Option<T>, Option<U>) { #[rustc_const_unstable(feature = "const_option", issue = "67441")]
pub const fn unzip(self) -> (Option<T>, Option<U>)
where
T: ~const Destruct,
U: ~const Destruct,
{
match self { match self {
Some((a, b)) => (Some(a), Some(b)), Some((a, b)) => (Some(a), Some(b)),
None => (None, None), None => (None, None),

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@ -91,7 +91,6 @@
#![feature(strict_provenance)] #![feature(strict_provenance)]
#![feature(trusted_random_access)] #![feature(trusted_random_access)]
#![feature(unsize)] #![feature(unsize)]
#![feature(unzip_option)]
#![feature(const_array_from_ref)] #![feature(const_array_from_ref)]
#![feature(const_slice_from_ref)] #![feature(const_slice_from_ref)]
#![feature(waker_getters)] #![feature(waker_getters)]