[−][src]Struct futures_test::task::NoopSpawner
pub struct NoopSpawner { /* fields omitted */ }
An implementation of Spawn
that
discards spawned futures when used.
Examples
#![feature(async_await, futures_api)] use futures::task::SpawnExt; use futures_test::task::{panic_context, NoopSpawner}; let mut cx = panic_context(); let mut spawn = NoopSpawner::new(); let cx = &mut cx.with_spawner(&mut spawn); cx.spawner().spawn(async { });
Methods
impl NoopSpawner
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impl NoopSpawner
Trait Implementations
impl Debug for NoopSpawner
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impl Debug for NoopSpawner
fn fmt(&self, f: &mut Formatter) -> Result
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fn fmt(&self, f: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl Spawn for NoopSpawner
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impl Spawn for NoopSpawner
fn spawn_obj(
&mut self,
_future: FutureObj<'static, ()>
) -> Result<(), SpawnObjError>
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fn spawn_obj(
&mut self,
_future: FutureObj<'static, ()>
) -> Result<(), SpawnObjError>
🔬 This is a nightly-only experimental API. (futures_api
)
futures in libcore are unstable
Spawns a new task with the given future. The future will be polled until completion. Read more
fn status(&self) -> Result<(), SpawnErrorKind>
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fn status(&self) -> Result<(), SpawnErrorKind>
🔬 This is a nightly-only experimental API. (futures_api
)
futures in libcore are unstable
Determines whether the executor is able to spawn new tasks. Read more
impl Default for NoopSpawner
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impl Default for NoopSpawner
Auto Trait Implementations
impl Send for NoopSpawner
impl Send for NoopSpawner
impl Sync for NoopSpawner
impl Sync for NoopSpawner
Blanket Implementations
impl<T> From for T
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impl<T> From for T
impl<T, U> Into for T where
U: From<T>,
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impl<T, U> Into for T where
U: From<T>,
impl<T, U> TryFrom for T where
T: From<U>,
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impl<T, U> TryFrom for T where
T: From<U>,
type Error = !
try_from
)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
try_from
)Performs the conversion.
impl<T> Borrow for T where
T: ?Sized,
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impl<T> Borrow for T where
T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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impl<T> Any for T where
T: 'static + ?Sized,
fn get_type_id(&self) -> TypeId
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fn get_type_id(&self) -> TypeId
🔬 This is a nightly-only experimental API. (get_type_id
)
this method will likely be replaced by an associated static
Gets the TypeId
of self
. Read more
impl<T, U> TryInto for T where
U: TryFrom<T>,
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impl<T, U> TryInto for T where
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
try_from
)Performs the conversion.
impl<T> BorrowMut for T where
T: ?Sized,
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impl<T> BorrowMut for T where
T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<Sp> SpawnExt for Sp where
Sp: Spawn + ?Sized,
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impl<Sp> SpawnExt for Sp where
Sp: Spawn + ?Sized,
fn spawn<Fut>(&mut self, future: Fut) -> Result<(), SpawnError> where
Fut: Future<Output = ()> + Send + 'static,
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fn spawn<Fut>(&mut self, future: Fut) -> Result<(), SpawnError> where
Fut: Future<Output = ()> + Send + 'static,
Spawns a task that polls the given future with output ()
to completion. Read more
fn spawn_with_handle<Fut>(
&mut self,
future: Fut
) -> Result<JoinHandle<<Fut as Future>::Output>, SpawnError> where
Fut: Future + Send + 'static,
<Fut as Future>::Output: Send,
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fn spawn_with_handle<Fut>(
&mut self,
future: Fut
) -> Result<JoinHandle<<Fut as Future>::Output>, SpawnError> where
Fut: Future + Send + 'static,
<Fut as Future>::Output: Send,
Spawns a task that polls the given future to completion and returns a future that resolves to the spawned future's output. Read more