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init blocking-updates

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Signed-off-by: Yoshua Wuyts <yoshuawuyts@gmail.com>
This commit is contained in:
Yoshua Wuyts 2019-10-09 22:03:28 +02:00
parent 23beab4125
commit 1a3429655c
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GPG key ID: 24EA8164F96777ED
2 changed files with 7 additions and 6 deletions
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5
src/task/blocking.rs
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@ -96,12 +96,13 @@ fn schedule(t: async_task::Task<Tag>) {
/// Spawns a blocking task. /// Spawns a blocking task.
/// ///
/// The task will be spawned onto a thread pool specifically dedicated to blocking tasks. /// The task will be spawned onto a thread pool specifically dedicated to blocking tasks.
pub(crate) fn spawn<F, R>(future: F) -> JoinHandle<R> pub(crate) fn spawn<F, R>(f: F) -> JoinHandle<R>
where where
F: Future<Output = R> + Send + 'static, F: FnOnce() -> R + Send + 'static,
R: Send + 'static, R: Send + 'static,
{ {
let tag = Tag::new(None); let tag = Tag::new(None);
let future = async move { f() };
let (task, handle) = async_task::spawn(future, schedule, tag); let (task, handle) = async_task::spawn(future, schedule, tag);
task.schedule(); task.schedule();
JoinHandle::new(handle) JoinHandle::new(handle)

8
src/task/mod.rs
View file

@ -73,7 +73,7 @@ cfg_if::cfg_if! {
/// # /// #
/// use async_std::task; /// use async_std::task;
/// ///
/// task::blocking(async { /// task::blocking(|| {
/// println!("long-running task here"); /// println!("long-running task here");
/// }).await; /// }).await;
/// # /// #
@ -84,10 +84,10 @@ cfg_if::cfg_if! {
#[cfg(any(feature = "unstable", feature = "docs"))] #[cfg(any(feature = "unstable", feature = "docs"))]
#[cfg_attr(feature = "docs", doc(cfg(unstable)))] #[cfg_attr(feature = "docs", doc(cfg(unstable)))]
#[inline] #[inline]
pub fn blocking<F, R>(future: F) -> task::JoinHandle<R> pub fn blocking<F, R>(f: F) -> task::JoinHandle<R>
where where
F: crate::future::Future<Output = R> + Send + 'static, F: FnOnce() -> R + Send + 'static,
R: Send + 'static, R: Send + 'static,
{ {
blocking::spawn(future) blocking::spawn_blocking(future)
} }