bjoernager/rust
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Stabilize async closures

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This commit is contained in:
Michael Goulet 2024-11-06 17:53:59 +00:00
parent d4025ee454
commit c605c84be8
184 changed files with 311 additions and 553 deletions
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24
library/core/src/ops/async_function.rs
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@ -4,7 +4,8 @@ use crate::marker::Tuple;
/// An async-aware version of the [`Fn`](crate::ops::Fn) trait.
///
/// All `async fn` and functions returning futures implement this trait.
#[unstable(feature = "async_closure", issue = "62290")]
#[cfg_attr(bootstrap, unstable(feature = "async_closure", issue = "62290"))]
#[cfg_attr(not(bootstrap), stable(feature = "async_closure", since = "CURRENT_RUSTC_VERSION"))]
#[rustc_paren_sugar]
#[fundamental]
#[must_use = "async closures are lazy and do nothing unless called"]
@ -18,7 +19,8 @@ pub trait AsyncFn<Args: Tuple>: AsyncFnMut<Args> {
/// An async-aware version of the [`FnMut`](crate::ops::FnMut) trait.
///
/// All `async fn` and functions returning futures implement this trait.
#[unstable(feature = "async_closure", issue = "62290")]
#[cfg_attr(bootstrap, unstable(feature = "async_closure", issue = "62290"))]
#[cfg_attr(not(bootstrap), stable(feature = "async_closure", since = "CURRENT_RUSTC_VERSION"))]
#[rustc_paren_sugar]
#[fundamental]
#[must_use = "async closures are lazy and do nothing unless called"]
@ -39,7 +41,8 @@ pub trait AsyncFnMut<Args: Tuple>: AsyncFnOnce<Args> {
/// An async-aware version of the [`FnOnce`](crate::ops::FnOnce) trait.
///
/// All `async fn` and functions returning futures implement this trait.
#[unstable(feature = "async_closure", issue = "62290")]
#[cfg_attr(bootstrap, unstable(feature = "async_closure", issue = "62290"))]
#[cfg_attr(not(bootstrap), stable(feature = "async_closure", since = "CURRENT_RUSTC_VERSION"))]
#[rustc_paren_sugar]
#[fundamental]
#[must_use = "async closures are lazy and do nothing unless called"]
@ -64,7 +67,8 @@ mod impls {
use super::{AsyncFn, AsyncFnMut, AsyncFnOnce};
use crate::marker::Tuple;
#[unstable(feature = "async_fn_traits", issue = "none")]
#[cfg_attr(bootstrap, unstable(feature = "async_closure", issue = "62290"))]
#[cfg_attr(not(bootstrap), stable(feature = "async_closure", since = "CURRENT_RUSTC_VERSION"))]
impl<A: Tuple, F: ?Sized> AsyncFn<A> for &F
where
F: AsyncFn<A>,
@ -74,7 +78,8 @@ mod impls {
}
}
#[unstable(feature = "async_fn_traits", issue = "none")]
#[cfg_attr(bootstrap, unstable(feature = "async_closure", issue = "62290"))]
#[cfg_attr(not(bootstrap), stable(feature = "async_closure", since = "CURRENT_RUSTC_VERSION"))]
impl<A: Tuple, F: ?Sized> AsyncFnMut<A> for &F
where
F: AsyncFn<A>,
@ -89,7 +94,8 @@ mod impls {
}
}
#[unstable(feature = "async_fn_traits", issue = "none")]
#[cfg_attr(bootstrap, unstable(feature = "async_closure", issue = "62290"))]
#[cfg_attr(not(bootstrap), stable(feature = "async_closure", since = "CURRENT_RUSTC_VERSION"))]
impl<'a, A: Tuple, F: ?Sized> AsyncFnOnce<A> for &'a F
where
F: AsyncFn<A>,
@ -102,7 +108,8 @@ mod impls {
}
}
#[unstable(feature = "async_fn_traits", issue = "none")]
#[cfg_attr(bootstrap, unstable(feature = "async_closure", issue = "62290"))]
#[cfg_attr(not(bootstrap), stable(feature = "async_closure", since = "CURRENT_RUSTC_VERSION"))]
impl<A: Tuple, F: ?Sized> AsyncFnMut<A> for &mut F
where
F: AsyncFnMut<A>,
@ -117,7 +124,8 @@ mod impls {
}
}
#[unstable(feature = "async_fn_traits", issue = "none")]
#[cfg_attr(bootstrap, unstable(feature = "async_closure", issue = "62290"))]
#[cfg_attr(not(bootstrap), stable(feature = "async_closure", since = "CURRENT_RUSTC_VERSION"))]
impl<'a, A: Tuple, F: ?Sized> AsyncFnOnce<A> for &'a mut F
where
F: AsyncFnMut<A>,