id stringlengths 22 133 | text stringlengths 40 40.2k | arch stringclasses 1
value | syntax stringclasses 1
value | kind stringclasses 4
values | repo stringclasses 27
values | path stringlengths 5 116 | license stringclasses 6
values | commit stringlengths 40 40 | source_host stringclasses 1
value | category stringclasses 16
values | source_url stringlengths 85 196 | line_start int64 1 4.28k | line_end int64 4 4.31k |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
tokio-rs/tokio:tokio/src/task/state.rs:7 | if next.is_final_ref() || (next.has_join_waker() && !next.is_join_interested()) {
// The final reference to the task was dropped, the caller must free the
// memory. Establish an acquire ordering.
atomic::fence(Acquire);
}
next
}
/// Transition the state to ... | rust | rust | rust-source | tokio-rs/tokio | tokio/src/task/state.rs | MIT | 0d38936b35779b604770120da2e98560bbb6241f | github | async-runtime | https://github.com/tokio-rs/tokio/blob/0d38936b35779b604770120da2e98560bbb6241f/tokio/src/task/state.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/state.rs:8 | }
/// The join handle has completed by reading the output
///
/// Returns a snapshot of the state **after** the transition.
pub(super) fn complete_join_handle(&self) -> Snapshot {
use crate::loom::sync::atomic;
const DELTA: usize = JOIN_INTEREST;
let prev = Snapshot(self.val.f... | rust | rust | rust-source | tokio-rs/tokio | tokio/src/task/state.rs | MIT | 0d38936b35779b604770120da2e98560bbb6241f | github | async-runtime | https://github.com/tokio-rs/tokio/blob/0d38936b35779b604770120da2e98560bbb6241f/tokio/src/task/state.rs | 281 | 340 |
tokio-rs/tokio:tokio/src/task/state.rs:9 | debug_assert!(prev & JOIN_INTEREST == JOIN_INTEREST);
let next = (prev - JOIN_INTEREST) & !JOIN_WAKER;
let res = self.val.compare_exchange(prev, next, AcqRel, Acquire);
match res {
Ok(_) => {
return Ok(Snapshot(next));
}
... | rust | rust | rust-source | tokio-rs/tokio | tokio/src/task/state.rs | MIT | 0d38936b35779b604770120da2e98560bbb6241f | github | async-runtime | https://github.com/tokio-rs/tokio/blob/0d38936b35779b604770120da2e98560bbb6241f/tokio/src/task/state.rs | 321 | 380 |
tokio-rs/tokio:tokio/src/task/state.rs:10 | const MASK: usize = COMPLETE | CANCELLED;
let mut prev = self.val.load(Acquire);
loop {
// Once the `COMPLETE` bit is set, it is never unset
if prev & MASK != 0 {
return Snapshot(prev);
}
debug_assert!(Snapshot(prev).has_join_waker());
... | rust | rust | rust-source | tokio-rs/tokio | tokio/src/task/state.rs | MIT | 0d38936b35779b604770120da2e98560bbb6241f | github | async-runtime | https://github.com/tokio-rs/tokio/blob/0d38936b35779b604770120da2e98560bbb6241f/tokio/src/task/state.rs | 361 | 420 |
tokio-rs/tokio:tokio/src/task/state.rs:11 | let prev = self.val.fetch_add(WAKER_ONE, Relaxed);
// If the reference count overflowed, abort.
if prev > isize::max_value() as usize {
process::abort();
}
}
/// Returns `true` if the task should be released.
pub(super) fn ref_dec(&self) -> bool {
use crate::loo... | rust | rust | rust-source | tokio-rs/tokio | tokio/src/task/state.rs | MIT | 0d38936b35779b604770120da2e98560bbb6241f | github | async-runtime | https://github.com/tokio-rs/tokio/blob/0d38936b35779b604770120da2e98560bbb6241f/tokio/src/task/state.rs | 401 | 460 |
tokio-rs/tokio:tokio/src/task/state.rs:12 | pub(super) fn is_canceled(self) -> bool {
self.0 & CANCELLED == CANCELLED
}
/// Used during normal runtime.
pub(super) fn is_active(self) -> bool {
self.0 & (COMPLETE | CANCELLED) == 0
}
/// Used before dropping the task
pub(super) fn is_terminal(self) -> bool {
// When... | rust | rust | rust-source | tokio-rs/tokio | tokio/src/task/state.rs | MIT | 0d38936b35779b604770120da2e98560bbb6241f | github | async-runtime | https://github.com/tokio-rs/tokio/blob/0d38936b35779b604770120da2e98560bbb6241f/tokio/src/task/state.rs | 441 | 500 |
tokio-rs/tokio:tokio/src/task/state.rs:13 | fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
use std::sync::atomic::Ordering::SeqCst;
let snapshot = Snapshot(self.val.load(SeqCst));
fmt.debug_struct("State")
.field("snapshot", &snapshot)
.finish()
}
}
impl fmt::Debug for Snapshot {
fn fmt(&se... | rust | rust | rust-source | tokio-rs/tokio | tokio/src/task/state.rs | MIT | 0d38936b35779b604770120da2e98560bbb6241f | github | async-runtime | https://github.com/tokio-rs/tokio/blob/0d38936b35779b604770120da2e98560bbb6241f/tokio/src/task/state.rs | 481 | 505 |
tokio-rs/tokio:tokio/src/task/state.rs:2 | /// Bits used by the waker ref count portion of the state.
///
/// Ref counts only cover **wakers**. Other handles are tracked with other state
/// bits.
const WAKER_COUNT_MASK: usize = usize::MAX - LIFECYCLE_MASK;
/// Number of positions to shift the ref count
const WAKER_COUNT_SHIFT: usize = WAKER_COUNT_MASK.count_z... | rust | rust | rust-source | tokio-rs/tokio | tokio/src/task/state.rs | MIT | 19f1fc36bd567377bde4a2c6818c6b606d89d488 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/19f1fc36bd567377bde4a2c6818c6b606d89d488/tokio/src/task/state.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use pin_project_lite::pin_project;
use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, mem, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The ma... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
$crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[macro_export]
macro_rules! __task_local_inner {
($(#[$... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:3 | ///
/// NUMBER.scope(1, async move {
/// assert_eq!(NUMBER.get(), 1);
/// }).await;
///
/// NUMBER.scope(2, async move {
/// assert_eq!(NUMBER.get(), 2);
///
/// NUMBER.scope(3, async move {
/// assert_eq!(NUMBER.get(), 3);
/// }).await;
/// }).await;
/// # }
/// ```
///
/// [`std::thread::Local... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 81 | 140 |
tokio-rs/tokio:tokio/src/task/task_local.rs:4 | ///
/// NUMBER.scope(1, async move {
/// println!("task local value: {}", NUMBER.get());
/// }).await;
/// # }
/// ```
///
/// [`with`]: fn@Self::with
/// [`try_with`]: fn@Self::try_with
pub fn scope<F>(&'static self, value: T, f: F) -> TaskLocalFuture<T, F>
where
F: ... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 121 | 180 |
tokio-rs/tokio:tokio/src/task/task_local.rs:5 | /// });
/// # }
/// ```
///
/// [`with`]: fn@Self::with
/// [`try_with`]: fn@Self::try_with
#[track_caller]
pub fn sync_scope<F, R>(&'static self, value: T, f: F) -> R
where
F: FnOnce() -> R,
{
let mut value = Some(value);
match self.scope_inner(&mut value, f)... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 161 | 220 |
tokio-rs/tokio:tokio/src/task/task_local.rs:6 | // then.
self.local.inner.with(|inner| {
let mut ref_mut = inner.borrow_mut();
mem::swap(self.slot, &mut *ref_mut);
});
}
}
self.inner.try_with(|inner| {
inner
.try_borrow_mut()
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 201 | 260 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | ///
/// If the task-local with the associated key is not present, this
/// method will return an `AccessError`. For a panicking variant,
/// see `with`.
pub fn try_with<F, R>(&'static self, f: F) -> Result<R, AccessError>
where
F: FnOnce(&T) -> R,
{
// If called after the thread-... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | ///
/// If the task-local with the associated key is not present, this
/// method will return an `AccessError`. For a panicking variant,
/// see `get`.
pub fn try_get(&'static self) -> Result<T, AccessError> {
self.try_with(|v| v.clone())
}
}
impl<T: 'static> fmt::Debug for LocalKey<T> {
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 281 | 340 |
tokio-rs/tokio:tokio/src/task/task_local.rs:9 | {
local: &'static LocalKey<T>,
slot: Option<T>,
#[pin]
future: Option<F>,
#[pin]
_pinned: PhantomPinned,
}
impl<T: 'static, F> PinnedDrop for TaskLocalFuture<T, F> {
fn drop(this: Pin<&mut Self>) {
let this = this.project();
if mem... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 321 | 380 |
tokio-rs/tokio:tokio/src/task/task_local.rs:10 | ///
/// ```
/// # async fn dox() {
/// tokio::task_local! {
/// static KEY: u32;
/// }
///
/// let fut = KEY.scope(42, async {
/// // Do some async work
/// });
///
/// let mut pinned = Box::pin(fut);
///
/// // Complete the TaskLocalFuture
/// let _ = pin... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 361 | 420 |
tokio-rs/tokio:tokio/src/task/task_local.rs:11 | let res = fut.poll(cx);
if res.is_ready() {
future_opt.set(None);
}
Some(res)
}
None => None,
});
match res {
Ok(Some(res)) => res,
Ok(None) => panic!("`TaskLo... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 401 | 460 |
tokio-rs/tokio:tokio/src/task/task_local.rs:12 | }
/// An error returned by [`LocalKey::try_with`](method@LocalKey::try_with).
#[derive(Clone, Copy, Eq, PartialEq)]
pub struct AccessError {
_private: (),
}
impl fmt::Debug for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("AccessError").finish()
}
}
impl... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6d58ce7e7bf4a6e7e6efc1ffeb42daa3a627c17/tokio/src/task/task_local.rs | 441 | 488 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | ///
/// If the task-local with the associated key is not present, this
/// method will return an `AccessError`. For a panicking variant,
/// see `with`.
pub fn try_with<F, R>(&'static self, f: F) -> Result<R, AccessError>
where
F: FnOnce(&T) -> R,
{
// If called after the thread-... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | ccee1d44934b3b019e7fd6cbb0d0c96603cd097b | github | async-runtime | https://github.com/tokio-rs/tokio/blob/ccee1d44934b3b019e7fd6cbb0d0c96603cd097b/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.pad("LocalKey { .. }")
}
}
pin_project! {
/// A future that sets a value `T` of a task local for the future `F` during
/// its execution.
///
/// The value of the task-local must be `'static` and will be dropped on the
/// com... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | ccee1d44934b3b019e7fd6cbb0d0c96603cd097b | github | async-runtime | https://github.com/tokio-rs/tokio/blob/ccee1d44934b3b019e7fd6cbb0d0c96603cd097b/tokio/src/task/task_local.rs | 281 | 340 |
tokio-rs/tokio:tokio/src/task/task_local.rs:9 | fn drop(this: Pin<&mut Self>) {
let this = this.project();
if mem::needs_drop::<F>() && this.future.is_some() {
// Drop the future while the task-local is set, if possible. Otherwise
// the future is dropped normally when the `Option<F>` field drops.
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | ccee1d44934b3b019e7fd6cbb0d0c96603cd097b | github | async-runtime | https://github.com/tokio-rs/tokio/blob/ccee1d44934b3b019e7fd6cbb0d0c96603cd097b/tokio/src/task/task_local.rs | 321 | 380 |
tokio-rs/tokio:tokio/src/task/task_local.rs:10 | ///
/// let mut pinned = Box::pin(fut);
///
/// // Complete the TaskLocalFuture
/// let _ = pinned.as_mut().await;
///
/// // And here, we can take task local value
/// let value = pinned.as_mut().take_value();
///
/// assert_eq!(value, Some(42));
/// # }
/// ```
pub fn t... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | ccee1d44934b3b019e7fd6cbb0d0c96603cd097b | github | async-runtime | https://github.com/tokio-rs/tokio/blob/ccee1d44934b3b019e7fd6cbb0d0c96603cd097b/tokio/src/task/task_local.rs | 361 | 420 |
tokio-rs/tokio:tokio/src/task/task_local.rs:11 | Ok(Some(res)) => res,
Ok(None) => panic!("`TaskLocalFuture` polled after completion"),
Err(err) => err.panic(),
}
}
}
impl<T: 'static, F> fmt::Debug for TaskLocalFuture<T, F>
where
T: fmt::Debug,
{
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
/// Format... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | ccee1d44934b3b019e7fd6cbb0d0c96603cd097b | github | async-runtime | https://github.com/tokio-rs/tokio/blob/ccee1d44934b3b019e7fd6cbb0d0c96603cd097b/tokio/src/task/task_local.rs | 401 | 460 |
tokio-rs/tokio:tokio/src/task/task_local.rs:12 | f.debug_struct("AccessError").finish()
}
}
impl fmt::Display for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
fmt::Display::fmt("task-local value not set", f)
}
}
impl Error for AccessError {}
enum ScopeInnerErr {
BorrowError,
AccessError,
}
impl ScopeInnerErr... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | ccee1d44934b3b019e7fd6cbb0d0c96603cd097b | github | async-runtime | https://github.com/tokio-rs/tokio/blob/ccee1d44934b3b019e7fd6cbb0d0c96603cd097b/tokio/src/task/task_local.rs | 441 | 478 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | ///
/// If the task-local with the associated key is not present, this
/// method will return an `AccessError`. For a panicking variant,
/// see `with`.
pub fn try_with<F, R>(&'static self, f: F) -> Result<R, AccessError>
where
F: FnOnce(&T) -> R,
{
// If called after the thread-... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 94db07b379092ac49527d98166dab43fc1197f27 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/94db07b379092ac49527d98166dab43fc1197f27/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.pad("LocalKey { .. }")
}
}
pin_project! {
/// A future that sets a value `T` of a task local for the future `F` during
/// its execution.
///
/// The value of the task-local must be `'static` and will be dropped on the
/// com... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 6871084629ad95c37c7136d865890ab2e371ea12 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/6871084629ad95c37c7136d865890ab2e371ea12/tokio/src/task/task_local.rs | 281 | 340 |
tokio-rs/tokio:tokio/src/task/task_local.rs:9 | fn drop(this: Pin<&mut Self>) {
let this = this.project();
if mem::needs_drop::<F>() && this.future.is_some() {
// Drop the future while the task-local is set, if possible. Otherwise
// the future is dropped normally when the `Option<F>` field drops.
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 6871084629ad95c37c7136d865890ab2e371ea12 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/6871084629ad95c37c7136d865890ab2e371ea12/tokio/src/task/task_local.rs | 321 | 380 |
tokio-rs/tokio:tokio/src/task/task_local.rs:10 | }
}
impl<T: 'static, F> fmt::Debug for TaskLocalFuture<T, F>
where
T: fmt::Debug,
{
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
/// Format the Option without Some.
struct TransparentOption<'a, T> {
value: &'a Option<T>,
}
impl<'a, T: fmt::Debug> fmt::D... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 6871084629ad95c37c7136d865890ab2e371ea12 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/6871084629ad95c37c7136d865890ab2e371ea12/tokio/src/task/task_local.rs | 361 | 420 |
tokio-rs/tokio:tokio/src/task/task_local.rs:11 | impl fmt::Display for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
fmt::Display::fmt("task-local value not set", f)
}
}
impl Error for AccessError {}
enum ScopeInnerErr {
BorrowError,
AccessError,
}
impl ScopeInnerErr {
#[track_caller]
fn panic(&self) -> ! ... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 6871084629ad95c37c7136d865890ab2e371ea12 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/6871084629ad95c37c7136d865890ab2e371ea12/tokio/src/task/task_local.rs | 401 | 434 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use pin_project_lite::pin_project;
use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, mem, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The ma... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fb08591b43a412e6804f679fe35667906b67b324 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fb08591b43a412e6804f679fe35667906b67b324/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use pin_project_lite::pin_project;
use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, mem, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The ma... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
$crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[cfg(not(tokio_no_const_thread_local))]
#[macro_export]
mac... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:5 | /// On completion of `sync_scope`, the task-local will be dropped.
///
/// ### Panics
///
/// This method panics if called inside a call to [`with`] or [`try_with`]
/// on the same `LocalKey`.
///
/// ### Examples
///
/// ```
/// # async fn dox() {
/// tokio::task_local! {
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 161 | 220 |
tokio-rs/tokio:tokio/src/task/task_local.rs:6 | local: &'static LocalKey<T>,
slot: &'a mut Option<T>,
}
impl<'a, T: 'static> Drop for Guard<'a, T> {
fn drop(&mut self) {
// This should not panic.
//
// We know that the RefCell was not borrowed before the call to
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 201 | 260 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | /// Accesses the current task-local and runs the provided closure.
///
/// # Panics
///
/// This function will panic if the task local doesn't have a value set.
#[track_caller]
pub fn with<F, R>(&'static self, f: F) -> R
where
F: FnOnce(&T) -> R,
{
match self.try_with(f) ... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | }
}
impl<T: Copy + 'static> LocalKey<T> {
/// Returns a copy of the task-local value
/// if the task-local value implements `Copy`.
///
/// # Panics
///
/// This function will panic if the task local doesn't have a value set.
#[track_caller]
pub fn get(&'static self) -> T {
self... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 281 | 340 |
tokio-rs/tokio:tokio/src/task/task_local.rs:9 | /// println!("task local value: {}", NUMBER.get());
/// }).await;
/// # }
/// ```
pub struct TaskLocalFuture<T, F>
where
T: 'static,
{
local: &'static LocalKey<T>,
slot: Option<T>,
#[pin]
future: Option<F>,
#[pin]
_pinned: PhantomPinned... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 321 | 380 |
tokio-rs/tokio:tokio/src/task/task_local.rs:10 | .local
.scope_inner(this.slot, || match future_opt.as_mut().as_pin_mut() {
Some(fut) => {
let res = fut.poll(cx);
if res.is_ready() {
future_opt.set(None);
}
Some(res)
}
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 361 | 420 |
tokio-rs/tokio:tokio/src/task/task_local.rs:11 | .field("value", &TransparentOption { value: &self.slot })
.finish()
}
}
/// An error returned by [`LocalKey::try_with`](method@LocalKey::try_with).
#[derive(Clone, Copy, Eq, PartialEq)]
pub struct AccessError {
_private: (),
}
impl fmt::Debug for AccessError {
fn fmt(&self, f: &mut fmt::Format... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 401 | 451 |
tokio-rs/tokio:tokio/src/task/task_local.rs:12 | impl From<std::cell::BorrowMutError> for ScopeInnerErr {
fn from(_: std::cell::BorrowMutError) -> Self {
Self::BorrowError
}
}
impl From<std::thread::AccessError> for ScopeInnerErr {
fn from(_: std::thread::AccessError) -> Self {
Self::AccessError
}
} | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e63d0f10bf614dbd7b85d04a6e01bf8378b5194a | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e63d0f10bf614dbd7b85d04a6e01bf8378b5194a/tokio/src/task/task_local.rs | 441 | 451 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, mem, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The macro wraps any number of static decl... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 1fd7f8246863e8396e0a98b5bb04de32d36b7fa3 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/1fd7f8246863e8396e0a98b5bb04de32d36b7fa3/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[cfg(not(tokio_no_const_thread_local))]
#[macro_export]
macro_rules! __task_local_inner {
($(#[$attr:meta])* $vis:vis $na... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 1fd7f8246863e8396e0a98b5bb04de32d36b7fa3 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/1fd7f8246863e8396e0a98b5bb04de32d36b7fa3/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:5 | ///
/// ### Panics
///
/// This method panics if called inside a call to [`with`] or [`try_with`]
/// on the same `LocalKey`.
///
/// ### Examples
///
/// ```
/// # async fn dox() {
/// tokio::task_local! {
/// static NUMBER: u32;
/// }
///
/// NUMBER.sync_sco... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 1fd7f8246863e8396e0a98b5bb04de32d36b7fa3 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/1fd7f8246863e8396e0a98b5bb04de32d36b7fa3/tokio/src/task/task_local.rs | 161 | 220 |
tokio-rs/tokio:tokio/src/task/task_local.rs:6 | slot: &'a mut Option<T>,
}
impl<'a, T: 'static> Drop for Guard<'a, T> {
fn drop(&mut self) {
// This should not panic.
//
// We know that the RefCell was not borrowed before the call to
// `scope_inner`, so the only way for thi... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 1fd7f8246863e8396e0a98b5bb04de32d36b7fa3 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/1fd7f8246863e8396e0a98b5bb04de32d36b7fa3/tokio/src/task/task_local.rs | 201 | 260 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | ///
/// # Panics
///
/// This function will panic if the task local doesn't have a value set.
#[track_caller]
pub fn with<F, R>(&'static self, f: F) -> R
where
F: FnOnce(&T) -> R,
{
match self.try_with(f) {
Ok(res) => res,
Err(_) => panic!("cannot acce... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 1fd7f8246863e8396e0a98b5bb04de32d36b7fa3 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/1fd7f8246863e8396e0a98b5bb04de32d36b7fa3/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | }
impl<T: Copy + 'static> LocalKey<T> {
/// Returns a copy of the task-local value
/// if the task-local value implements `Copy`.
///
/// # Panics
///
/// This function will panic if the task local doesn't have a value set.
#[track_caller]
pub fn get(&'static self) -> T {
self.w... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 1fd7f8246863e8396e0a98b5bb04de32d36b7fa3 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/1fd7f8246863e8396e0a98b5bb04de32d36b7fa3/tokio/src/task/task_local.rs | 281 | 340 |
tokio-rs/tokio:tokio/src/task/task_local.rs:9 | /// # }
/// ```
// Doesn't use pin_project due to custom Drop.
pub struct TaskLocalFuture<T, F>
where
T: 'static,
{
local: &'static LocalKey<T>,
slot: Option<T>,
future: Option<F>,
_pinned: PhantomPinned,
}
impl<T: 'static, F: Future> Future for TaskLocalFuture<T, F> {
type Output = F::Output;
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 1fd7f8246863e8396e0a98b5bb04de32d36b7fa3 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/1fd7f8246863e8396e0a98b5bb04de32d36b7fa3/tokio/src/task/task_local.rs | 321 | 380 |
tokio-rs/tokio:tokio/src/task/task_local.rs:10 | }
}
}
impl<T: 'static, F> Drop for TaskLocalFuture<T, F> {
fn drop(&mut self) {
if mem::needs_drop::<F>() && self.future.is_some() {
// Drop the future while the task-local is set, if possible. Otherwise
// the future is dropped normally when the `Option<F>` field drops.
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 1fd7f8246863e8396e0a98b5bb04de32d36b7fa3 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/1fd7f8246863e8396e0a98b5bb04de32d36b7fa3/tokio/src/task/task_local.rs | 361 | 420 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, mem, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The macro wraps any number of static decl... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[cfg(not(tokio_no_const_thread_local))]
#[macro_export]
macro_rules! __task_local_inner {
($(#[$attr:meta])* $vis:vis $na... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:5 | ///
/// This method panics if called inside a call to [`with`] or [`try_with`]
/// on the same `LocalKey`.
///
/// ### Examples
///
/// ```
/// # async fn dox() {
/// tokio::task_local! {
/// static NUMBER: u32;
/// }
///
/// NUMBER.sync_scope(1, || {
/// prin... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 161 | 220 |
tokio-rs/tokio:tokio/src/task/task_local.rs:6 | impl<'a, T: 'static> Drop for Guard<'a, T> {
fn drop(&mut self) {
// This should not panic.
//
// We know that the RefCell was not borrowed before the call to
// `scope_inner`, so the only way for this to panic is if the
// clos... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 201 | 260 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | ///
/// This function will panic if the task local doesn't have a value set.
#[track_caller]
pub fn with<F, R>(&'static self, f: F) -> R
where
F: FnOnce(&T) -> R,
{
match self.try_with(f) {
Ok(res) => res,
Err(_) => panic!("cannot access a task-local storage v... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | impl<T: Copy + 'static> LocalKey<T> {
/// Returns a copy of the task-local value
/// if the task-local value implements `Copy`.
///
/// # Panics
///
/// This function will panic if the task local doesn't have a value set.
pub fn get(&'static self) -> T {
self.with(|v| *v)
}
}
im... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 281 | 340 |
tokio-rs/tokio:tokio/src/task/task_local.rs:9 | pub struct TaskLocalFuture<T, F>
where
T: 'static,
{
local: &'static LocalKey<T>,
slot: Option<T>,
future: Option<F>,
_pinned: PhantomPinned,
}
impl<T: 'static, F: Future> Future for TaskLocalFuture<T, F> {
type Output = F::Output;
#[track_caller]
fn poll(self: Pin<&mut Self>, cx: &mut... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 321 | 380 |
tokio-rs/tokio:tokio/src/task/task_local.rs:10 | impl<T: 'static, F> Drop for TaskLocalFuture<T, F> {
fn drop(&mut self) {
if mem::needs_drop::<F>() && self.future.is_some() {
// Drop the future while the task-local is set, if possible. Otherwise
// the future is dropped normally when the `Option<F>` field drops.
let fu... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 361 | 420 |
tokio-rs/tokio:tokio/src/task/task_local.rs:11 | #[derive(Clone, Copy, Eq, PartialEq)]
pub struct AccessError {
_private: (),
}
impl fmt::Debug for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("AccessError").finish()
}
}
impl fmt::Display for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | b673eae3423516b436ed61a9b87d5428efb10fbf | github | async-runtime | https://github.com/tokio-rs/tokio/blob/b673eae3423516b436ed61a9b87d5428efb10fbf/tokio/src/task/task_local.rs | 401 | 444 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, mem, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The macro wraps any number of static decl... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 5288e1e144d33ace0070325b16029523b1db0ffe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/5288e1e144d33ace0070325b16029523b1db0ffe/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[cfg(tokio_const_thread_local)]
#[macro_export]
macro_rules! __task_local_inner {
($(#[$attr:meta])* $vis:vis $name:ident... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 5288e1e144d33ace0070325b16029523b1db0ffe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/5288e1e144d33ace0070325b16029523b1db0ffe/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | ///
/// # Panics
///
/// This function will panic if the task local doesn't have a value set.
#[track_caller]
pub fn with<F, R>(&'static self, f: F) -> R
where
F: FnOnce(&T) -> R,
{
match self.try_with(f) {
Ok(res) => res,
Err(_) => panic!("cannot acce... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 922fc91408d68f0a6e66e14c99cb47a16e8653af | github | async-runtime | https://github.com/tokio-rs/tokio/blob/922fc91408d68f0a6e66e14c99cb47a16e8653af/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | }
impl<T: Copy + 'static> LocalKey<T> {
/// Returns a copy of the task-local value
/// if the task-local value implements `Copy`.
///
/// # Panics
///
/// This function will panic if the task local doesn't have a value set.
pub fn get(&'static self) -> T {
self.with(|v| *v)
}
}
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 922fc91408d68f0a6e66e14c99cb47a16e8653af | github | async-runtime | https://github.com/tokio-rs/tokio/blob/922fc91408d68f0a6e66e14c99cb47a16e8653af/tokio/src/task/task_local.rs | 281 | 340 |
tokio-rs/tokio:tokio/src/task/task_local.rs:9 | /// ```
// Doesn't use pin_project due to custom Drop.
pub struct TaskLocalFuture<T, F>
where
T: 'static,
{
local: &'static LocalKey<T>,
slot: Option<T>,
future: Option<F>,
_pinned: PhantomPinned,
}
impl<T: 'static, F: Future> Future for TaskLocalFuture<T, F> {
type Output = F::Output;
#[t... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 922fc91408d68f0a6e66e14c99cb47a16e8653af | github | async-runtime | https://github.com/tokio-rs/tokio/blob/922fc91408d68f0a6e66e14c99cb47a16e8653af/tokio/src/task/task_local.rs | 321 | 380 |
tokio-rs/tokio:tokio/src/task/task_local.rs:10 | }
}
impl<T: 'static, F> Drop for TaskLocalFuture<T, F> {
fn drop(&mut self) {
if mem::needs_drop::<F>() && self.future.is_some() {
// Drop the future while the task-local is set, if possible. Otherwise
// the future is dropped normally when the `Option<F>` field drops.
l... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 922fc91408d68f0a6e66e14c99cb47a16e8653af | github | async-runtime | https://github.com/tokio-rs/tokio/blob/922fc91408d68f0a6e66e14c99cb47a16e8653af/tokio/src/task/task_local.rs | 361 | 420 |
tokio-rs/tokio:tokio/src/task/task_local.rs:11 | /// An error returned by [`LocalKey::try_with`](method@LocalKey::try_with).
#[derive(Clone, Copy, Eq, PartialEq)]
pub struct AccessError {
_private: (),
}
impl fmt::Debug for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("AccessError").finish()
}
}
impl fm... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 922fc91408d68f0a6e66e14c99cb47a16e8653af | github | async-runtime | https://github.com/tokio-rs/tokio/blob/922fc91408d68f0a6e66e14c99cb47a16e8653af/tokio/src/task/task_local.rs | 401 | 446 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, mem, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The macro wraps any number of static decl... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e6020c0fed28128fce85d69352b540ddc1bbaf69 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e6020c0fed28128fce85d69352b540ddc1bbaf69/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[cfg(tokio_const_thread_local)]
#[macro_export]
macro_rules! __task_local_inner {
($(#[$attr:meta])* $vis:vis $name:ident... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | e6020c0fed28128fce85d69352b540ddc1bbaf69 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/e6020c0fed28128fce85d69352b540ddc1bbaf69/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use pin_project_lite::pin_project;
use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The macro w... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7f92bce39f7046e204381127936e2014094f9638 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7f92bce39f7046e204381127936e2014094f9638/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
$crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[cfg(tokio_const_thread_local)]
#[macro_export]
macro_rules... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7f92bce39f7046e204381127936e2014094f9638 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7f92bce39f7046e204381127936e2014094f9638/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:4 | ///
/// ### Examples
///
/// ```
/// # async fn dox() {
/// tokio::task_local! {
/// static NUMBER: u32;
/// }
///
/// NUMBER.scope(1, async move {
/// println!("task local value: {}", NUMBER.get());
/// }).await;
/// # }
/// ```
pub fn scope<F>(&'static s... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7f92bce39f7046e204381127936e2014094f9638 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7f92bce39f7046e204381127936e2014094f9638/tokio/src/task/task_local.rs | 121 | 180 |
tokio-rs/tokio:tokio/src/task/task_local.rs:5 | /// });
/// # }
/// ```
pub fn sync_scope<F, R>(&'static self, value: T, f: F) -> R
where
F: FnOnce() -> R,
{
let scope = TaskLocalFuture {
local: self,
slot: Some(value),
future: (),
_pinned: PhantomPinned,
};
crate::pi... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7f92bce39f7046e204381127936e2014094f9638 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7f92bce39f7046e204381127936e2014094f9638/tokio/src/task/task_local.rs | 161 | 220 |
tokio-rs/tokio:tokio/src/task/task_local.rs:6 | F: FnOnce(&T) -> R,
{
self.inner.with(|v| {
if let Some(val) = v.borrow().as_ref() {
Ok(f(val))
} else {
Err(AccessError { _private: () })
}
})
}
}
impl<T: Copy + 'static> LocalKey<T> {
/// Returns a copy of the task-local ... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7f92bce39f7046e204381127936e2014094f9638 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7f92bce39f7046e204381127936e2014094f9638/tokio/src/task/task_local.rs | 201 | 260 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | /// static NUMBER: u32;
/// }
///
/// NUMBER.scope(1, async move {
/// println!("task local value: {}", NUMBER.get());
/// }).await;
/// # }
/// ```
pub struct TaskLocalFuture<T, F>
where
T: 'static
{
local: &'static LocalKey<T>,
slot: Option<T>,
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7f92bce39f7046e204381127936e2014094f9638 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7f92bce39f7046e204381127936e2014094f9638/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | let _guard = Guard {
prev,
slot: project.slot,
local: *project.local,
};
f(project.future)
}
}
impl<T: 'static, F: Future> Future for TaskLocalFuture<T, F> {
type Output = F::Output;
fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Outp... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7f92bce39f7046e204381127936e2014094f9638 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7f92bce39f7046e204381127936e2014094f9638/tokio/src/task/task_local.rs | 281 | 318 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use pin_project_lite::pin_project;
use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The macro w... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fe770dc509b19c5159ece7e38f353c5e30df3d6c | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fe770dc509b19c5159ece7e38f353c5e30df3d6c/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
$crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[macro_export]
macro_rules! __task_local_inner {
($(#[$... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fe770dc509b19c5159ece7e38f353c5e30df3d6c | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fe770dc509b19c5159ece7e38f353c5e30df3d6c/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:3 | /// NUMBER.scope(1, async move {
/// assert_eq!(NUMBER.get(), 1);
/// }).await;
///
/// NUMBER.scope(2, async move {
/// assert_eq!(NUMBER.get(), 2);
///
/// NUMBER.scope(3, async move {
/// assert_eq!(NUMBER.get(), 3);
/// }).await;
/// }).await;
/// # }
/// ```
/// [`std::thread::LocalKey`]: s... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fe770dc509b19c5159ece7e38f353c5e30df3d6c | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fe770dc509b19c5159ece7e38f353c5e30df3d6c/tokio/src/task/task_local.rs | 81 | 140 |
tokio-rs/tokio:tokio/src/task/task_local.rs:4 | F: Future,
{
TaskLocalFuture {
local: self,
slot: Some(value),
future: f,
_pinned: PhantomPinned,
}
}
/// Sets a value `T` as the task-local value for the closure `F`.
///
/// On completion of `scope`, the task-local will be dropped.
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fe770dc509b19c5159ece7e38f353c5e30df3d6c | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fe770dc509b19c5159ece7e38f353c5e30df3d6c/tokio/src/task/task_local.rs | 121 | 180 |
tokio-rs/tokio:tokio/src/task/task_local.rs:5 | /// Accesses the current task-local and runs the provided closure.
///
/// # Panics
///
/// This function will panic if not called within the context
/// of a future containing a task-local with the corresponding key.
pub fn with<F, R>(&'static self, f: F) -> R
where
F: FnOnce(&T) ->... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fe770dc509b19c5159ece7e38f353c5e30df3d6c | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fe770dc509b19c5159ece7e38f353c5e30df3d6c/tokio/src/task/task_local.rs | 161 | 220 |
tokio-rs/tokio:tokio/src/task/task_local.rs:6 | self.with(|v| *v)
}
}
impl<T: 'static> fmt::Debug for LocalKey<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.pad("LocalKey { .. }")
}
}
pin_project! {
/// A future that sets a value `T` of a task local for the future `F` during
/// its execution.
///
/// The val... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fe770dc509b19c5159ece7e38f353c5e30df3d6c | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fe770dc509b19c5159ece7e38f353c5e30df3d6c/tokio/src/task/task_local.rs | 201 | 260 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | #[pin]
_pinned: PhantomPinned,
}
}
impl<T: 'static, F> TaskLocalFuture<T, F> {
fn with_task<F2: FnOnce(Pin<&mut F>) -> R, R>(self: Pin<&mut Self>, f: F2) -> R {
struct Guard<'a, T: 'static> {
local: &'static LocalKey<T>,
slot: &'a mut Option<T>,
prev: Option<... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fe770dc509b19c5159ece7e38f353c5e30df3d6c | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fe770dc509b19c5159ece7e38f353c5e30df3d6c/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | }
}
/// An error returned by [`LocalKey::try_with`](method@LocalKey::try_with).
#[derive(Clone, Copy, Eq, PartialEq)]
pub struct AccessError {
_private: (),
}
impl fmt::Debug for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("AccessError").finish()
}
}
im... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | fe770dc509b19c5159ece7e38f353c5e30df3d6c | github | async-runtime | https://github.com/tokio-rs/tokio/blob/fe770dc509b19c5159ece7e38f353c5e30df3d6c/tokio/src/task/task_local.rs | 281 | 302 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | #[pin]
_pinned: PhantomPinned,
}
}
impl<T: 'static, F> TaskLocalFuture<T, F> {
fn with_task<F2: FnOnce(Pin<&mut F>) -> R, R>(self: Pin<&mut Self>, f: F2) -> R {
struct Guard<'a, T: 'static> {
local: &'static LocalKey<T>,
slot: &'a mut Option<T>,
prev: Option<... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 8198ef38814c45f9dc02fcbf826225b5cf32a6bb | github | async-runtime | https://github.com/tokio-rs/tokio/blob/8198ef38814c45f9dc02fcbf826225b5cf32a6bb/tokio/src/task/task_local.rs | 241 | 300 |
tokio-rs/tokio:tokio/src/task/task_local.rs:3 | /// NUMBER.scope(1, async move {
/// assert_eq!(NUMBER.get(), 1);
/// }).await;
///
/// NUMBER.scope(2, async move {
/// assert_eq!(NUMBER.get(), 2);
///
/// NUMBER.scope(3, async move {
/// assert_eq!(NUMBER.get(), 3);
/// }).await;
/// }).await;
/// # }
/// ```
/// [`std::thread::LocalKey`]: s... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7a11cfd77a00d383f090a876768f34c66d5dc538 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7a11cfd77a00d383f090a876768f34c66d5dc538/tokio/src/task/task_local.rs | 81 | 140 |
tokio-rs/tokio:tokio/src/task/task_local.rs:4 | F: Future,
{
TaskLocalFuture {
local: &self,
slot: Some(value),
future: f,
_pinned: PhantomPinned,
}
}
/// Sets a value `T` as the task-local value for the closure `F`.
///
/// On completion of `scope`, the task-local will be dropped.
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 7a11cfd77a00d383f090a876768f34c66d5dc538 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/7a11cfd77a00d383f090a876768f34c66d5dc538/tokio/src/task/task_local.rs | 121 | 180 |
tokio-rs/tokio:tokio/src/task/task_local.rs:1 | use pin_project_lite::pin_project;
use std::cell::RefCell;
use std::error::Error;
use std::future::Future;
use std::pin::Pin;
use std::task::{Context, Poll};
use std::{fmt, thread};
/// Declares a new task-local key of type [`tokio::task::LocalKey`].
///
/// # Syntax
///
/// The macro wraps any number of static declar... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe/tokio/src/task/task_local.rs | 1 | 60 |
tokio-rs/tokio:tokio/src/task/task_local.rs:2 | $crate::task_local!($($rest)*);
};
($(#[$attr:meta])* $vis:vis static $name:ident: $t:ty) => {
$crate::__task_local_inner!($(#[$attr])* $vis $name, $t);
}
}
#[doc(hidden)]
#[macro_export]
macro_rules! __task_local_inner {
($(#[$attr:meta])* $vis:vis $name:ident, $t:ty) => {
$vis static... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe/tokio/src/task/task_local.rs | 41 | 100 |
tokio-rs/tokio:tokio/src/task/task_local.rs:3 | /// assert_eq!(NUMBER.get(), 1);
/// }).await;
///
/// NUMBER.scope(2, async move {
/// assert_eq!(NUMBER.get(), 2);
///
/// NUMBER.scope(3, async move {
/// assert_eq!(NUMBER.get(), 3);
/// }).await;
/// }).await;
/// # }
/// ```
/// [`std::thread::LocalKey`]: struct@std::thread::LocalKey
#[cfg... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe/tokio/src/task/task_local.rs | 81 | 140 |
tokio-rs/tokio:tokio/src/task/task_local.rs:4 | {
TaskLocalFuture {
local: &self,
slot: Some(value),
future: f,
}
}
/// Sets a value `T` as the task-local value for the closure `F`.
///
/// On completion of `scope`, the task-local will be dropped.
///
/// ### Examples
///
/// ```
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe/tokio/src/task/task_local.rs | 121 | 180 |
tokio-rs/tokio:tokio/src/task/task_local.rs:5 | ///
/// This function will panic if not called within the context
/// of a future containing a task-local with the corresponding key.
pub fn with<F, R>(&'static self, f: F) -> R
where
F: FnOnce(&T) -> R,
{
self.try_with(f).expect(
"cannot access a Task Local Storage value... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe/tokio/src/task/task_local.rs | 161 | 220 |
tokio-rs/tokio:tokio/src/task/task_local.rs:6 | impl<T: 'static> fmt::Debug for LocalKey<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.pad("LocalKey { .. }")
}
}
pin_project! {
/// A future that sets a value `T` of a task local for the future `F` during
/// its execution.
///
/// The value of the task-local must b... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe/tokio/src/task/task_local.rs | 201 | 260 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | fn with_task<F2: FnOnce(Pin<&mut F>) -> R, R>(self: Pin<&mut Self>, f: F2) -> R {
struct Guard<'a, T: 'static> {
local: &'static LocalKey<T>,
slot: &'a mut Option<T>,
prev: Option<T>,
}
impl<T> Drop for Guard<'_, T> {
fn drop(&mut self) {
... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe/tokio/src/task/task_local.rs | 241 | 296 |
tokio-rs/tokio:tokio/src/task/task_local.rs:8 | _private: (),
}
impl fmt::Debug for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("AccessError").finish()
}
}
impl fmt::Display for AccessError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
fmt::Display::fmt("task-local value not set... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c6fbb9aeb1f8f52055d0fc506f8ac2ffac700bfe/tokio/src/task/task_local.rs | 281 | 296 |
tokio-rs/tokio:tokio/src/task/task_local.rs:3 | /// assert_eq!(NUMBER.get(), 1);
/// }).await;
///
/// NUMBER.scope(2, async move {
/// assert_eq!(NUMBER.get(), 2);
///
/// NUMBER.scope(3, async move {
/// assert_eq!(NUMBER.get(), 3);
/// }).await;
/// }).await;
/// # }
/// ```
/// [`std::thread::LocalKey`]: struct@std::thread::LocalKey
#[cfg... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 9a3603fa75ff854e007d372061edf47cf8d02690 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/9a3603fa75ff854e007d372061edf47cf8d02690/tokio/src/task/task_local.rs | 81 | 140 |
tokio-rs/tokio:tokio/src/task/task_local.rs:4 | {
TaskLocalFuture {
local: &self,
slot: Some(value),
future: f,
}
.await
}
/// Sets a value `T` as the task-local value for the closure `F`.
///
/// On completion of `scope`, the task-local will be dropped.
///
/// ### Examples
///... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 9a3603fa75ff854e007d372061edf47cf8d02690 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/9a3603fa75ff854e007d372061edf47cf8d02690/tokio/src/task/task_local.rs | 121 | 180 |
tokio-rs/tokio:tokio/src/task/task_local.rs:5 | /// # Panics
///
/// This function will panic if not called within the context
/// of a future containing a task-local with the corresponding key.
pub fn with<F, R>(&'static self, f: F) -> R
where
F: FnOnce(&T) -> R,
{
self.try_with(f).expect(
"cannot access a Task Lo... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 9a3603fa75ff854e007d372061edf47cf8d02690 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/9a3603fa75ff854e007d372061edf47cf8d02690/tokio/src/task/task_local.rs | 161 | 220 |
tokio-rs/tokio:tokio/src/task/task_local.rs:6 | impl<T: 'static> fmt::Debug for LocalKey<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.pad("LocalKey { .. }")
}
}
pin_project! {
struct TaskLocalFuture<T: StaticLifetime, F> {
local: &'static LocalKey<T>,
slot: Option<T>,
#[pin]
future: F,
}
}... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 9a3603fa75ff854e007d372061edf47cf8d02690 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/9a3603fa75ff854e007d372061edf47cf8d02690/tokio/src/task/task_local.rs | 201 | 260 |
tokio-rs/tokio:tokio/src/task/task_local.rs:7 | };
f(project.future)
}
}
impl<T: 'static, F: Future> Future for TaskLocalFuture<T, F> {
type Output = F::Output;
fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
self.with_task(|f| f.poll(cx))
}
}
// Required to make `pin_project` happy.
trait StaticLifetim... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | 9a3603fa75ff854e007d372061edf47cf8d02690 | github | async-runtime | https://github.com/tokio-rs/tokio/blob/9a3603fa75ff854e007d372061edf47cf8d02690/tokio/src/task/task_local.rs | 241 | 277 |
tokio-rs/tokio:tokio/src/task/task_local.rs:4 | {
TaskLocalFuture {
local: &self,
slot: Some(value),
future: f,
}
.await
}
/// Sets a value `T` as the task-local value for the closure `F`.
///
/// On completion of `scope`, the task-local will be dropped.
///
/// ### Examples
///... | rust | rust | macro-heavy | tokio-rs/tokio | tokio/src/task/task_local.rs | MIT | c659e4a757b5a2a63378ead33917f4e072dba5dc | github | async-runtime | https://github.com/tokio-rs/tokio/blob/c659e4a757b5a2a63378ead33917f4e072dba5dc/tokio/src/task/task_local.rs | 121 | 180 |
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