diff options
Diffstat (limited to '')
-rw-r--r-- | library/core/src/cell/once.rs | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/library/core/src/cell/once.rs b/library/core/src/cell/once.rs index 8c01643c7..7757068a4 100644 --- a/library/core/src/cell/once.rs +++ b/library/core/src/cell/once.rs @@ -37,8 +37,9 @@ pub struct OnceCell<T> { impl<T> OnceCell<T> { /// Creates a new empty cell. - #[unstable(feature = "once_cell", issue = "74465")] + #[inline] #[must_use] + #[unstable(feature = "once_cell", issue = "74465")] pub const fn new() -> OnceCell<T> { OnceCell { inner: UnsafeCell::new(None) } } @@ -46,6 +47,7 @@ impl<T> OnceCell<T> { /// Gets the reference to the underlying value. /// /// Returns `None` if the cell is empty. + #[inline] #[unstable(feature = "once_cell", issue = "74465")] pub fn get(&self) -> Option<&T> { // SAFETY: Safe due to `inner`'s invariant @@ -55,6 +57,7 @@ impl<T> OnceCell<T> { /// Gets the mutable reference to the underlying value. /// /// Returns `None` if the cell is empty. + #[inline] #[unstable(feature = "once_cell", issue = "74465")] pub fn get_mut(&mut self) -> Option<&mut T> { self.inner.get_mut().as_mut() @@ -82,6 +85,7 @@ impl<T> OnceCell<T> { /// /// assert!(cell.get().is_some()); /// ``` + #[inline] #[unstable(feature = "once_cell", issue = "74465")] pub fn set(&self, value: T) -> Result<(), T> { // SAFETY: Safe because we cannot have overlapping mutable borrows @@ -123,6 +127,7 @@ impl<T> OnceCell<T> { /// let value = cell.get_or_init(|| unreachable!()); /// assert_eq!(value, &92); /// ``` + #[inline] #[unstable(feature = "once_cell", issue = "74465")] pub fn get_or_init<F>(&self, f: F) -> &T where @@ -205,6 +210,7 @@ impl<T> OnceCell<T> { /// cell.set("hello".to_string()).unwrap(); /// assert_eq!(cell.into_inner(), Some("hello".to_string())); /// ``` + #[inline] #[unstable(feature = "once_cell", issue = "74465")] pub fn into_inner(self) -> Option<T> { // Because `into_inner` takes `self` by value, the compiler statically verifies @@ -233,6 +239,7 @@ impl<T> OnceCell<T> { /// assert_eq!(cell.take(), Some("hello".to_string())); /// assert_eq!(cell.get(), None); /// ``` + #[inline] #[unstable(feature = "once_cell", issue = "74465")] pub fn take(&mut self) -> Option<T> { mem::take(self).into_inner() @@ -241,6 +248,7 @@ impl<T> OnceCell<T> { #[unstable(feature = "once_cell", issue = "74465")] impl<T> Default for OnceCell<T> { + #[inline] fn default() -> Self { Self::new() } @@ -258,6 +266,7 @@ impl<T: fmt::Debug> fmt::Debug for OnceCell<T> { #[unstable(feature = "once_cell", issue = "74465")] impl<T: Clone> Clone for OnceCell<T> { + #[inline] fn clone(&self) -> OnceCell<T> { let res = OnceCell::new(); if let Some(value) = self.get() { @@ -272,6 +281,7 @@ impl<T: Clone> Clone for OnceCell<T> { #[unstable(feature = "once_cell", issue = "74465")] impl<T: PartialEq> PartialEq for OnceCell<T> { + #[inline] fn eq(&self, other: &Self) -> bool { self.get() == other.get() } @@ -283,6 +293,7 @@ impl<T: Eq> Eq for OnceCell<T> {} #[unstable(feature = "once_cell", issue = "74465")] impl<T> const From<T> for OnceCell<T> { /// Creates a new `OnceCell<T>` which already contains the given `value`. + #[inline] fn from(value: T) -> Self { OnceCell { inner: UnsafeCell::new(Some(value)) } } |