Struct Join4
#[must_use = "futures do nothing unless you `.await` or poll them"]
pub struct Join4<Fut1: Future, Fut2: Future, Fut3: Future, Fut4: Future> { /* private fields */ }Future for the join4 function.
Trait Implementations
impl<'__pin, Fut1: Future, Fut2: Future, Fut3: Future, Fut4: Future> Unpin for Join4<Fut1, Fut2, Fut3, Fut4>
where
PinnedFieldsOf<__Origin<'__pin, Fut1, Fut2, Fut3, Fut4>>: Unpin,
impl<Fut1, Fut2, Fut3, Fut4> Debug for Join4<Fut1, Fut2, Fut3, Fut4>
where
Fut1: Future + Debug,
Fut1::Output: Debug,
Fut2: Future + Debug,
Fut2::Output: Debug,
Fut3: Future + Debug,
Fut3::Output: Debug,
Fut4: Future + Debug,
Fut4::Output: Debug,
fn fmt(&self, f: &mut Formatter<'_>) -> Result
impl<Fut1: FusedFuture, Fut2: FusedFuture, Fut3: FusedFuture, Fut4: FusedFuture> FusedFuture for Join4<Fut1, Fut2, Fut3, Fut4>
fn is_terminated(&self) -> bool
impl<Fut1: Future, Fut2: Future, Fut3: Future, Fut4: Future> Future for Join4<Fut1, Fut2, Fut3, Fut4>
type Output = (<Fut1 as Future>::Output, <Fut2 as Future>::Output, <Fut3 as Future>::Output, <Fut4 as Future>::Output);fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output>
Auto Trait Implementations
impl<Fut1, Fut2, Fut3, Fut4> Freeze for Join4<Fut1, Fut2, Fut3, Fut4>
where
MaybeDone<Fut1>: Freeze,
MaybeDone<Fut2>: Freeze,
MaybeDone<Fut3>: Freeze,
MaybeDone<Fut4>: Freeze,
impl<Fut1, Fut2, Fut3, Fut4> RefUnwindSafe for Join4<Fut1, Fut2, Fut3, Fut4>
where
MaybeDone<Fut1>: RefUnwindSafe,
MaybeDone<Fut2>: RefUnwindSafe,
MaybeDone<Fut3>: RefUnwindSafe,
MaybeDone<Fut4>: RefUnwindSafe,
impl<Fut1, Fut2, Fut3, Fut4> Send for Join4<Fut1, Fut2, Fut3, Fut4>
where
MaybeDone<Fut1>: Send,
MaybeDone<Fut2>: Send,
MaybeDone<Fut3>: Send,
MaybeDone<Fut4>: Send,
impl<Fut1, Fut2, Fut3, Fut4> Sync for Join4<Fut1, Fut2, Fut3, Fut4>
where
MaybeDone<Fut1>: Sync,
MaybeDone<Fut2>: Sync,
MaybeDone<Fut3>: Sync,
MaybeDone<Fut4>: Sync,
impl<Fut1, Fut2, Fut3, Fut4> UnsafeUnpin for Join4<Fut1, Fut2, Fut3, Fut4>
where
MaybeDone<Fut1>: UnsafeUnpin,
MaybeDone<Fut2>: UnsafeUnpin,
MaybeDone<Fut3>: UnsafeUnpin,
MaybeDone<Fut4>: UnsafeUnpin,
impl<Fut1, Fut2, Fut3, Fut4> UnwindSafe for Join4<Fut1, Fut2, Fut3, Fut4>
where
MaybeDone<Fut1>: UnwindSafe,
MaybeDone<Fut2>: UnwindSafe,
MaybeDone<Fut3>: UnwindSafe,
MaybeDone<Fut4>: UnwindSafe,
Blanket Implementations
impl<F> IntoFuture for Join4<Fut1, Fut2, Fut3, Fut4>
where
F: Future,
type Output = <F as Future>::Output;type IntoFuture = F;fn into_future(self) -> <F as IntoFuture>::IntoFuture
impl<T> Any for Join4<Fut1, Fut2, Fut3, Fut4>
where
T: 'static + ?Sized,
fn type_id(&self) -> TypeId
impl<T> Borrow<T> for Join4<Fut1, Fut2, Fut3, Fut4>
where
T: ?Sized,
fn borrow(&self) -> &T
impl<T> BorrowMut<T> for Join4<Fut1, Fut2, Fut3, Fut4>
where
T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
impl<T> From<T> for Join4<Fut1, Fut2, Fut3, Fut4>
fn from(t: T) -> TReturns the argument unchanged.
impl<T> FutureExt for Join4<Fut1, Fut2, Fut3, Fut4>
where
T: Future + ?Sized,
impl<T, U> Into<U> for Join4<Fut1, Fut2, Fut3, Fut4>
where
U: From<T>,
fn into(self) -> UCalls
U::from(self).That is, this conversion is whatever the implementation of
[From]<T> for Uchooses to do.
impl<T, U> TryFrom<U> for Join4<Fut1, Fut2, Fut3, Fut4>
where
U: Into<T>,
type Error = never;fn try_from(value: U) -> Result<T, never>
impl<T, U> TryInto<U> for Join4<Fut1, Fut2, Fut3, Fut4>
where
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error;fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>