rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Add lang items for AsyncFn's associated types

Browse Source
This commit is contained in:
Michael Goulet
2024-05-29 14:06:39 -04:00
parent f2e1a3a80a
commit 7f11d6f4bf
4 changed files with 23 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
library/core/src/ops/async_function.rs
View File

@@ -26,6 +26,7 @@ pub trait AsyncFn<Args: Tuple>: AsyncFnMut<Args> {
pub trait AsyncFnMut<Args: Tuple>: AsyncFnOnce<Args> {
/// Future returned by [`AsyncFnMut::async_call_mut`] and [`AsyncFn::async_call`].
#[unstable(feature = "async_fn_traits", issue = "none")]
#[cfg_attr(not(bootstrap), lang = "call_ref_future")]
type CallRefFuture<'a>: Future<Output = Self::Output>
where
Self: 'a;
@@ -46,10 +47,12 @@ pub trait AsyncFnMut<Args: Tuple>: AsyncFnOnce<Args> {
pub trait AsyncFnOnce<Args: Tuple> {
/// Future returned by [`AsyncFnOnce::async_call_once`].
#[unstable(feature = "async_fn_traits", issue = "none")]
#[cfg_attr(not(bootstrap), lang = "call_once_future")]
type CallOnceFuture: Future<Output = Self::Output>;
/// Output type of the called closure's future.
#[unstable(feature = "async_fn_traits", issue = "none")]
#[cfg_attr(not(bootstrap), lang = "async_fn_once_output")]
type Output;
/// Call the [`AsyncFnOnce`], returning a future which may move out of the called closure.