diff options
Diffstat (limited to 'library/core/src/array')
| -rw-r--r-- | library/core/src/array/mod.rs | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/library/core/src/array/mod.rs b/library/core/src/array/mod.rs index af661e485f5..fba1a5a751c 100644 --- a/library/core/src/array/mod.rs +++ b/library/core/src/array/mod.rs @@ -31,14 +31,12 @@ pub use iter::IntoIter; /// # Example /// /// ```rust -/// #![feature(array_from_fn)] -/// /// let array = core::array::from_fn(|i| i); /// assert_eq!(array, [0, 1, 2, 3, 4]); /// ``` #[inline] -#[unstable(feature = "array_from_fn", issue = "89379")] -pub fn from_fn<F, T, const N: usize>(mut cb: F) -> [T; N] +#[stable(feature = "array_from_fn", since = "1.63.0")] +pub fn from_fn<T, const N: usize, F>(mut cb: F) -> [T; N] where F: FnMut(usize) -> T, { @@ -65,7 +63,7 @@ where /// # Example /// /// ```rust -/// #![feature(array_from_fn)] +/// #![feature(array_try_from_fn)] /// /// let array: Result<[u8; 5], _> = std::array::try_from_fn(|i| i.try_into()); /// assert_eq!(array, Ok([0, 1, 2, 3, 4])); @@ -80,8 +78,8 @@ where /// assert_eq!(array, None); /// ``` #[inline] -#[unstable(feature = "array_from_fn", issue = "89379")] -pub fn try_from_fn<F, R, const N: usize>(cb: F) -> ChangeOutputType<R, [R::Output; N]> +#[unstable(feature = "array_try_from_fn", issue = "89379")] +pub fn try_from_fn<R, const N: usize, F>(cb: F) -> ChangeOutputType<R, [R::Output; N]> where F: FnMut(usize) -> R, R: Try, |