diff options
Diffstat (limited to 'library/std/src/sync/lazy_lock.rs')
| -rw-r--r-- | library/std/src/sync/lazy_lock.rs | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/library/std/src/sync/lazy_lock.rs b/library/std/src/sync/lazy_lock.rs index 7e85d6a06..8e9ea293c 100644 --- a/library/std/src/sync/lazy_lock.rs +++ b/library/std/src/sync/lazy_lock.rs @@ -26,7 +26,7 @@ union Data<T, F> { /// # Examples /// /// ``` -/// #![feature(once_cell)] +/// #![feature(lazy_cell)] /// /// use std::collections::HashMap; /// @@ -54,7 +54,7 @@ union Data<T, F> { /// // Some("Hoyten") /// } /// ``` -#[unstable(feature = "once_cell", issue = "74465")] +#[unstable(feature = "lazy_cell", issue = "109736")] pub struct LazyLock<T, F = fn() -> T> { once: Once, data: UnsafeCell<Data<T, F>>, @@ -64,7 +64,7 @@ impl<T, F: FnOnce() -> T> LazyLock<T, F> { /// Creates a new lazy value with the given initializing /// function. #[inline] - #[unstable(feature = "once_cell", issue = "74465")] + #[unstable(feature = "lazy_cell", issue = "109736")] pub const fn new(f: F) -> LazyLock<T, F> { LazyLock { once: Once::new(), data: UnsafeCell::new(Data { f: ManuallyDrop::new(f) }) } } @@ -76,7 +76,7 @@ impl<T, F: FnOnce() -> T> LazyLock<T, F> { /// # Examples /// /// ``` - /// #![feature(once_cell)] + /// #![feature(lazy_cell)] /// /// use std::sync::LazyLock; /// @@ -86,7 +86,7 @@ impl<T, F: FnOnce() -> T> LazyLock<T, F> { /// assert_eq!(&*lazy, &92); /// ``` #[inline] - #[unstable(feature = "once_cell", issue = "74465")] + #[unstable(feature = "lazy_cell", issue = "109736")] pub fn force(this: &LazyLock<T, F>) -> &T { this.once.call_once(|| { // SAFETY: `call_once` only runs this closure once, ever. @@ -122,7 +122,7 @@ impl<T, F> LazyLock<T, F> { } } -#[unstable(feature = "once_cell", issue = "74465")] +#[unstable(feature = "lazy_cell", issue = "109736")] impl<T, F> Drop for LazyLock<T, F> { fn drop(&mut self) { match self.once.state() { @@ -135,7 +135,7 @@ impl<T, F> Drop for LazyLock<T, F> { } } -#[unstable(feature = "once_cell", issue = "74465")] +#[unstable(feature = "lazy_cell", issue = "109736")] impl<T, F: FnOnce() -> T> Deref for LazyLock<T, F> { type Target = T; @@ -145,7 +145,7 @@ impl<T, F: FnOnce() -> T> Deref for LazyLock<T, F> { } } -#[unstable(feature = "once_cell", issue = "74465")] +#[unstable(feature = "lazy_cell", issue = "109736")] impl<T: Default> Default for LazyLock<T> { /// Creates a new lazy value using `Default` as the initializing function. #[inline] @@ -154,7 +154,7 @@ impl<T: Default> Default for LazyLock<T> { } } -#[unstable(feature = "once_cell", issue = "74465")] +#[unstable(feature = "lazy_cell", issue = "109736")] impl<T: fmt::Debug, F> fmt::Debug for LazyLock<T, F> { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { match self.get() { @@ -166,13 +166,13 @@ impl<T: fmt::Debug, F> fmt::Debug for LazyLock<T, F> { // We never create a `&F` from a `&LazyLock<T, F>` so it is fine // to not impl `Sync` for `F` -#[unstable(feature = "once_cell", issue = "74465")] +#[unstable(feature = "lazy_cell", issue = "109736")] unsafe impl<T: Sync + Send, F: Send> Sync for LazyLock<T, F> {} // auto-derived `Send` impl is OK. -#[unstable(feature = "once_cell", issue = "74465")] +#[unstable(feature = "lazy_cell", issue = "109736")] impl<T: RefUnwindSafe + UnwindSafe, F: UnwindSafe> RefUnwindSafe for LazyLock<T, F> {} -#[unstable(feature = "once_cell", issue = "74465")] +#[unstable(feature = "lazy_cell", issue = "109736")] impl<T: UnwindSafe, F: UnwindSafe> UnwindSafe for LazyLock<T, F> {} #[cfg(test)] |