pub struct Abortable<T> { /* private fields */ }
Expand description
A future/stream which can be remotely short-circuited using an AbortHandle
.
Implementations
sourceimpl<T> Abortable<T>
impl<T> Abortable<T>
NOTE: forked from rust futures
sourcepub fn new(task: T, reg: AbortRegistration) -> Self
pub fn new(task: T, reg: AbortRegistration) -> Self
Create new abortable future/stream
sourcepub fn is_aborted(&self) -> bool
pub fn is_aborted(&self) -> bool
Check if the abortable got aborted
Trait Implementations
sourceimpl<R> AsyncRead for Abortable<R> where
R: AsyncRead,
impl<R> AsyncRead for Abortable<R> where
R: AsyncRead,
Implementation to make Abortable AsyncRead
sourceimpl<R> AsyncWrite for Abortable<R> where
R: AsyncWrite,
impl<R> AsyncWrite for Abortable<R> where
R: AsyncWrite,
Implementation to make Abortable AsyncWrite
sourcefn poll_write(
self: Pin<&mut Self>,
cx: &mut Context<'_>,
buf: &[u8]
) -> Poll<Result<usize>>
fn poll_write(
self: Pin<&mut Self>,
cx: &mut Context<'_>,
buf: &[u8]
) -> Poll<Result<usize>>
Attempt to write bytes from buf
into the object. Read more
sourcefn poll_write_vectored(
self: Pin<&mut Self>,
cx: &mut Context<'_>,
bufs: &[IoSlice<'_>]
) -> Poll<Result<usize>>
fn poll_write_vectored(
self: Pin<&mut Self>,
cx: &mut Context<'_>,
bufs: &[IoSlice<'_>]
) -> Poll<Result<usize>>
Like poll_write
, except that it writes from a slice of buffers. Read more
sourcefn is_write_vectored(&self) -> bool
fn is_write_vectored(&self) -> bool
Determines if this writer has an efficient poll_write_vectored
implementation. Read more
sourceimpl<T: Clone> Clone for Abortable<T>
impl<T: Clone> Clone for Abortable<T>
sourcefn clone(&self) -> Abortable<T>ⓘNotable traits for Abortable<Fut>impl<Fut> Future for Abortable<Fut> where
Fut: Future, type Output = Result<Fut::Output, Aborted>;
fn clone(&self) -> Abortable<T>ⓘNotable traits for Abortable<Fut>impl<Fut> Future for Abortable<Fut> where
Fut: Future, type Output = Result<Fut::Output, Aborted>;
Fut: Future, type Output = Result<Fut::Output, Aborted>;
Returns a copy of the value. Read more
1.0.0 · sourcefn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
sourceimpl<Fut> Future for Abortable<Fut> where
Fut: Future,
impl<Fut> Future for Abortable<Fut> where
Fut: Future,
Implementation to make Abortable future
sourceimpl<St> Stream for Abortable<St> where
St: Stream,
impl<St> Stream for Abortable<St> where
St: Stream,
Implementation to make Abortable Stream
type Item = <St as Stream>::Item
type Item = <St as Stream>::Item
Values yielded by the stream.
impl<'__pin, T> Unpin for Abortable<T> where
__Origin<'__pin, T>: Unpin,
Auto Trait Implementations
impl<T> !RefUnwindSafe for Abortable<T>
impl<T> Send for Abortable<T> where
T: Send,
impl<T> Sync for Abortable<T> where
T: Sync,
impl<T> !UnwindSafe for Abortable<T>
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> FutureExt for T where
T: Future + ?Sized,
impl<T> FutureExt for T where
T: Future + ?Sized,
fn map<U, F>(self, f: F) -> Map<Self, F> where
F: FnOnce(Self::Output) -> U,
fn map<U, F>(self, f: F) -> Map<Self, F> where
F: FnOnce(Self::Output) -> U,
Map this future’s output to a different type, returning a new future of the resulting type. Read more
fn map_into<U>(self) -> MapInto<Self, U> where
Self::Output: Into<U>,
fn map_into<U>(self) -> MapInto<Self, U> where
Self::Output: Into<U>,
Map this future’s output to a different type, returning a new future of the resulting type. Read more
fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F> where
F: FnOnce(Self::Output) -> Fut,
Fut: Future,
fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F> where
F: FnOnce(Self::Output) -> Fut,
Fut: Future,
Chain on a computation for when a future finished, passing the result of
the future to the provided closure f
. Read more
fn left_future<B>(self) -> Either<Self, B> where
B: Future<Output = Self::Output>,
fn left_future<B>(self) -> Either<Self, B> where
B: Future<Output = Self::Output>,
Wrap this future in an Either
future, making it the left-hand variant
of that Either
. Read more
fn right_future<A>(self) -> Either<A, Self> where
A: Future<Output = Self::Output>,
fn right_future<A>(self) -> Either<A, Self> where
A: Future<Output = Self::Output>,
Wrap this future in an Either
future, making it the right-hand variant
of that Either
. Read more
fn into_stream(self) -> IntoStream<Self>
fn into_stream(self) -> IntoStream<Self>
Convert this future into a single element stream. Read more
fn flatten(self) -> Flatten<Self> where
Self::Output: Future,
fn flatten(self) -> Flatten<Self> where
Self::Output: Future,
Flatten the execution of this future when the output of this future is itself another future. Read more
fn flatten_stream(self) -> FlattenStream<Self> where
Self::Output: Stream,
fn flatten_stream(self) -> FlattenStream<Self> where
Self::Output: Stream,
Flatten the execution of this future when the successful result of this future is a stream. Read more
fn fuse(self) -> Fuse<Self>
fn fuse(self) -> Fuse<Self>
Fuse a future such that poll
will never again be called once it has
completed. This method can be used to turn any Future
into a
FusedFuture
. Read more
fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnOnce(&Self::Output),
fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnOnce(&Self::Output),
Do something with the output of a future before passing it on. Read more
fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe,
fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe,
Catches unwinding panics while polling the future. Read more
Create a cloneable handle to this future where all handles will resolve to the same result. Read more
fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)
fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)
Turn this future into a future that yields ()
on completion and sends
its output to another future on a separate task. Read more
fn boxed<'a>(
self
) -> Pin<Box<dyn Future<Output = Self::Output> + Send + 'a, Global>> where
Self: 'a + Send,
fn boxed<'a>(
self
) -> Pin<Box<dyn Future<Output = Self::Output> + Send + 'a, Global>> where
Self: 'a + Send,
Wrap the future in a Box, pinning it. Read more
fn boxed_local<'a>(
self
) -> Pin<Box<dyn Future<Output = Self::Output> + 'a, Global>> where
Self: 'a,
fn boxed_local<'a>(
self
) -> Pin<Box<dyn Future<Output = Self::Output> + 'a, Global>> where
Self: 'a,
Wrap the future in a Box, pinning it. Read more
fn unit_error(self) -> UnitError<Self>
fn unit_error(self) -> UnitError<Self>
Turns a Future<Output = T>
into a
TryFuture<Ok = T, Error = ()
>. Read more
fn never_error(self) -> NeverError<Self>
fn never_error(self) -> NeverError<Self>
Turns a Future<Output = T>
into a
TryFuture<Ok = T, Error = Never
>. Read more
fn poll_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output> where
Self: Unpin,
fn poll_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output> where
Self: Unpin,
A convenience for calling Future::poll
on Unpin
future types.
fn now_or_never(self) -> Option<Self::Output>
fn now_or_never(self) -> Option<Self::Output>
Evaluates and consumes the future, returning the resulting output if
the future is ready after the first call to Future::poll
. Read more
sourceimpl<F> IntoFuture for F where
F: Future,
impl<F> IntoFuture for F where
F: Future,
type Output = <F as Future>::Output
type Output = <F as Future>::Output
into_future
)The output that the future will produce on completion.
type IntoFuture = F
type IntoFuture = F
into_future
)Which kind of future are we turning this into?
sourcefn into_future(self) -> <F as IntoFuture>::IntoFuture
fn into_future(self) -> <F as IntoFuture>::IntoFuture
into_future
)Creates a future from a value. Read more
impl<T> StreamExt for T where
T: Stream + ?Sized,
impl<T> StreamExt for T where
T: Stream + ?Sized,
fn next(&mut self) -> Next<'_, Self> where
Self: Unpin,
fn next(&mut self) -> Next<'_, Self> where
Self: Unpin,
Creates a future that resolves to the next item in the stream. Read more
fn into_future(self) -> StreamFuture<Self> where
Self: Unpin,
fn into_future(self) -> StreamFuture<Self> where
Self: Unpin,
fn map<T, F>(self, f: F) -> Map<Self, F> where
F: FnMut(Self::Item) -> T,
fn map<T, F>(self, f: F) -> Map<Self, F> where
F: FnMut(Self::Item) -> T,
Maps this stream’s items to a different type, returning a new stream of the resulting type. Read more
fn enumerate(self) -> Enumerate<Self>
fn enumerate(self) -> Enumerate<Self>
Creates a stream which gives the current iteration count as well as the next value. Read more
fn filter<Fut, F>(self, f: F) -> Filter<Self, Fut, F> where
F: FnMut(&Self::Item) -> Fut,
Fut: Future<Output = bool>,
fn filter<Fut, F>(self, f: F) -> Filter<Self, Fut, F> where
F: FnMut(&Self::Item) -> Fut,
Fut: Future<Output = bool>,
Filters the values produced by this stream according to the provided asynchronous predicate. Read more
fn filter_map<Fut, T, F>(self, f: F) -> FilterMap<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = Option<T>>,
fn filter_map<Fut, T, F>(self, f: F) -> FilterMap<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = Option<T>>,
Filters the values produced by this stream while simultaneously mapping them to a different type according to the provided asynchronous closure. Read more
fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future,
fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future,
Computes from this stream’s items new items of a different type using an asynchronous closure. Read more
fn collect<C>(self) -> Collect<Self, C> where
C: Default + Extend<Self::Item>,
fn collect<C>(self) -> Collect<Self, C> where
C: Default + Extend<Self::Item>,
Transforms a stream into a collection, returning a future representing the result of that computation. Read more
fn unzip<A, B, FromA, FromB>(self) -> Unzip<Self, FromA, FromB> where
FromA: Default + Extend<A>,
FromB: Default + Extend<B>,
Self: Stream<Item = (A, B)>,
fn unzip<A, B, FromA, FromB>(self) -> Unzip<Self, FromA, FromB> where
FromA: Default + Extend<A>,
FromB: Default + Extend<B>,
Self: Stream<Item = (A, B)>,
Converts a stream of pairs into a future, which resolves to pair of containers. Read more
fn concat(self) -> Concat<Self> where
Self::Item: Extend<<Self::Item as IntoIterator>::Item>,
Self::Item: IntoIterator,
Self::Item: Default,
fn concat(self) -> Concat<Self> where
Self::Item: Extend<<Self::Item as IntoIterator>::Item>,
Self::Item: IntoIterator,
Self::Item: Default,
Concatenate all items of a stream into a single extendable destination, returning a future representing the end result. Read more
fn count(self) -> Count<Self>
fn count(self) -> Count<Self>
Drives the stream to completion, counting the number of items. Read more
fn fold<T, Fut, F>(self, init: T, f: F) -> Fold<Self, Fut, T, F> where
F: FnMut(T, Self::Item) -> Fut,
Fut: Future<Output = T>,
fn fold<T, Fut, F>(self, init: T, f: F) -> Fold<Self, Fut, T, F> where
F: FnMut(T, Self::Item) -> Fut,
Fut: Future<Output = T>,
Execute an accumulating asynchronous computation over a stream, collecting all the values into one final result. Read more
fn any<Fut, F>(self, f: F) -> Any<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = bool>,
fn any<Fut, F>(self, f: F) -> Any<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = bool>,
Execute predicate over asynchronous stream, and return true
if any element in stream satisfied a predicate. Read more
fn all<Fut, F>(self, f: F) -> All<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = bool>,
fn all<Fut, F>(self, f: F) -> All<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = bool>,
Execute predicate over asynchronous stream, and return true
if all element in stream satisfied a predicate. Read more
fn flatten(self) -> Flatten<Self> where
Self::Item: Stream,
fn flatten(self) -> Flatten<Self> where
Self::Item: Stream,
Flattens a stream of streams into just one continuous stream. Read more
fn flatten_unordered(
self,
limit: impl Into<Option<usize>>
) -> FlattenUnordered<Self> where
Self::Item: Stream,
Self::Item: Unpin,
fn flatten_unordered(
self,
limit: impl Into<Option<usize>>
) -> FlattenUnordered<Self> where
Self::Item: Stream,
Self::Item: Unpin,
Flattens a stream of streams into just one continuous stream. Polls inner streams concurrently. Read more
fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F> where
F: FnMut(Self::Item) -> U,
U: Stream,
fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F> where
F: FnMut(Self::Item) -> U,
U: Stream,
Maps a stream like StreamExt::map
but flattens nested Stream
s. Read more
fn flat_map_unordered<U, F>(
self,
limit: impl Into<Option<usize>>,
f: F
) -> FlatMapUnordered<Self, U, F> where
U: Stream + Unpin,
F: FnMut(Self::Item) -> U,
fn flat_map_unordered<U, F>(
self,
limit: impl Into<Option<usize>>,
f: F
) -> FlatMapUnordered<Self, U, F> where
U: Stream + Unpin,
F: FnMut(Self::Item) -> U,
Maps a stream like StreamExt::map
but flattens nested Stream
s
and polls them concurrently, yielding items in any order, as they made
available. Read more
fn scan<S, B, Fut, F>(self, initial_state: S, f: F) -> Scan<Self, S, Fut, F> where
F: FnMut(&mut S, Self::Item) -> Fut,
Fut: Future<Output = Option<B>>,
fn scan<S, B, Fut, F>(self, initial_state: S, f: F) -> Scan<Self, S, Fut, F> where
F: FnMut(&mut S, Self::Item) -> Fut,
Fut: Future<Output = Option<B>>,
Combinator similar to StreamExt::fold
that holds internal state
and produces a new stream. Read more
fn skip_while<Fut, F>(self, f: F) -> SkipWhile<Self, Fut, F> where
F: FnMut(&Self::Item) -> Fut,
Fut: Future<Output = bool>,
fn skip_while<Fut, F>(self, f: F) -> SkipWhile<Self, Fut, F> where
F: FnMut(&Self::Item) -> Fut,
Fut: Future<Output = bool>,
Skip elements on this stream while the provided asynchronous predicate
resolves to true
. Read more
fn take_while<Fut, F>(self, f: F) -> TakeWhile<Self, Fut, F> where
F: FnMut(&Self::Item) -> Fut,
Fut: Future<Output = bool>,
fn take_while<Fut, F>(self, f: F) -> TakeWhile<Self, Fut, F> where
F: FnMut(&Self::Item) -> Fut,
Fut: Future<Output = bool>,
Take elements from this stream while the provided asynchronous predicate
resolves to true
. Read more
fn take_until<Fut>(self, fut: Fut) -> TakeUntil<Self, Fut> where
Fut: Future,
fn take_until<Fut>(self, fut: Fut) -> TakeUntil<Self, Fut> where
Fut: Future,
Take elements from this stream until the provided future resolves. Read more
fn for_each<Fut, F>(self, f: F) -> ForEach<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = ()>,
fn for_each<Fut, F>(self, f: F) -> ForEach<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = ()>,
Runs this stream to completion, executing the provided asynchronous closure for each element on the stream. Read more
fn for_each_concurrent<Fut, F>(
self,
limit: impl Into<Option<usize>>,
f: F
) -> ForEachConcurrent<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = ()>,
fn for_each_concurrent<Fut, F>(
self,
limit: impl Into<Option<usize>>,
f: F
) -> ForEachConcurrent<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = ()>,
Runs this stream to completion, executing the provided asynchronous closure for each element on the stream concurrently as elements become available. Read more
fn take(self, n: usize) -> Take<Self>
fn take(self, n: usize) -> Take<Self>
Creates a new stream of at most n
items of the underlying stream. Read more
fn skip(self, n: usize) -> Skip<Self>
fn skip(self, n: usize) -> Skip<Self>
Creates a new stream which skips n
items of the underlying stream. Read more
fn fuse(self) -> Fuse<Self>
fn fuse(self) -> Fuse<Self>
fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe,
fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe,
Catches unwinding panics while polling the stream. Read more
fn boxed<'a>(
self
) -> Pin<Box<dyn Stream<Item = Self::Item> + Send + 'a, Global>> where
Self: 'a + Send,
fn boxed<'a>(
self
) -> Pin<Box<dyn Stream<Item = Self::Item> + Send + 'a, Global>> where
Self: 'a + Send,
Wrap the stream in a Box, pinning it. Read more
fn boxed_local<'a>(self) -> Pin<Box<dyn Stream<Item = Self::Item> + 'a, Global>> where
Self: 'a,
fn boxed_local<'a>(self) -> Pin<Box<dyn Stream<Item = Self::Item> + 'a, Global>> where
Self: 'a,
Wrap the stream in a Box, pinning it. Read more
fn buffered(self, n: usize) -> Buffered<Self> where
Self::Item: Future,
fn buffered(self, n: usize) -> Buffered<Self> where
Self::Item: Future,
An adaptor for creating a buffered list of pending futures. Read more
fn buffer_unordered(self, n: usize) -> BufferUnordered<Self> where
Self::Item: Future,
fn buffer_unordered(self, n: usize) -> BufferUnordered<Self> where
Self::Item: Future,
An adaptor for creating a buffered list of pending futures (unordered). Read more
fn zip<St>(self, other: St) -> Zip<Self, St> where
St: Stream,
fn zip<St>(self, other: St) -> Zip<Self, St> where
St: Stream,
An adapter for zipping two streams together. Read more
fn chain<St>(self, other: St) -> Chain<Self, St> where
St: Stream<Item = Self::Item>,
fn chain<St>(self, other: St) -> Chain<Self, St> where
St: Stream<Item = Self::Item>,
Adapter for chaining two streams. Read more
fn chunks(self, capacity: usize) -> Chunks<Self>
fn chunks(self, capacity: usize) -> Chunks<Self>
An adaptor for chunking up items of the stream inside a vector. Read more
fn ready_chunks(self, capacity: usize) -> ReadyChunks<Self>
fn ready_chunks(self, capacity: usize) -> ReadyChunks<Self>
An adaptor for chunking up ready items of the stream inside a vector. Read more
fn forward<S>(self, sink: S) -> Forward<Self, S> where
S: Sink<Self::Ok, Error = Self::Error>,
Self: TryStream,
fn forward<S>(self, sink: S) -> Forward<Self, S> where
S: Sink<Self::Ok, Error = Self::Error>,
Self: TryStream,
A future that completes after the given stream has been fully processed into the sink and the sink has been flushed and closed. Read more
fn split<Item>(self) -> (SplitSink<Self, Item>, SplitStream<Self>) where
Self: Sink<Item>,
fn split<Item>(self) -> (SplitSink<Self, Item>, SplitStream<Self>) where
Self: Sink<Item>,
Splits this Stream + Sink
object into separate Sink
and Stream
objects. Read more
fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnMut(&Self::Item),
fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnMut(&Self::Item),
Do something with each item of this stream, afterwards passing it on. Read more
fn left_stream<B>(self) -> Either<Self, B> where
B: Stream<Item = Self::Item>,
fn left_stream<B>(self) -> Either<Self, B> where
B: Stream<Item = Self::Item>,
Wrap this stream in an Either
stream, making it the left-hand variant
of that Either
. Read more
fn right_stream<B>(self) -> Either<B, Self> where
B: Stream<Item = Self::Item>,
fn right_stream<B>(self) -> Either<B, Self> where
B: Stream<Item = Self::Item>,
Wrap this stream in an Either
stream, making it the right-hand variant
of that Either
. Read more
fn poll_next_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> where
Self: Unpin,
fn poll_next_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> where
Self: Unpin,
fn select_next_some(&mut self) -> SelectNextSome<'_, Self> where
Self: Unpin + FusedStream,
fn select_next_some(&mut self) -> SelectNextSome<'_, Self> where
Self: Unpin + FusedStream,
sourceimpl<St> StreamExt for St where
St: Stream + ?Sized,
impl<St> StreamExt for St where
St: Stream + ?Sized,
sourcefn next(&mut self) -> Next<'_, Self> where
Self: Unpin,
fn next(&mut self) -> Next<'_, Self> where
Self: Unpin,
Consumes and returns the next value in the stream or None
if the
stream is finished. Read more
sourcefn try_next<T, E>(&mut self) -> TryNext<'_, Self> where
Self: Stream<Item = Result<T, E>> + Unpin,
fn try_next<T, E>(&mut self) -> TryNext<'_, Self> where
Self: Stream<Item = Result<T, E>> + Unpin,
Consumes and returns the next item in the stream. If an error is encountered before the next item, the error is returned instead. Read more
sourcefn map<T, F>(self, f: F) -> Map<Self, F> where
F: FnMut(Self::Item) -> T,
fn map<T, F>(self, f: F) -> Map<Self, F> where
F: FnMut(Self::Item) -> T,
Maps this stream’s items to a different type, returning a new stream of the resulting type. Read more
sourcefn map_while<T, F>(self, f: F) -> MapWhile<Self, F> where
F: FnMut(Self::Item) -> Option<T>,
fn map_while<T, F>(self, f: F) -> MapWhile<Self, F> where
F: FnMut(Self::Item) -> Option<T>,
Map this stream’s items to a different type for as long as determined by
the provided closure. A stream of the target type will be returned,
which will yield elements until the closure returns None
. Read more
sourcefn then<F, Fut>(self, f: F) -> Then<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future,
fn then<F, Fut>(self, f: F) -> Then<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future,
Maps this stream’s items asynchronously to a different type, returning a new stream of the resulting type. Read more
sourcefn merge<U>(self, other: U) -> Merge<Self, U> where
U: Stream<Item = Self::Item>,
fn merge<U>(self, other: U) -> Merge<Self, U> where
U: Stream<Item = Self::Item>,
Combine two streams into one by interleaving the output of both as it is produced. Read more
sourcefn filter<F>(self, f: F) -> Filter<Self, F> where
F: FnMut(&Self::Item) -> bool,
fn filter<F>(self, f: F) -> Filter<Self, F> where
F: FnMut(&Self::Item) -> bool,
Filters the values produced by this stream according to the provided predicate. Read more
sourcefn filter_map<T, F>(self, f: F) -> FilterMap<Self, F> where
F: FnMut(Self::Item) -> Option<T>,
fn filter_map<T, F>(self, f: F) -> FilterMap<Self, F> where
F: FnMut(Self::Item) -> Option<T>,
Filters the values produced by this stream while simultaneously mapping them to a different type according to the provided closure. Read more
sourcefn take(self, n: usize) -> Take<Self>
fn take(self, n: usize) -> Take<Self>
Creates a new stream of at most n
items of the underlying stream. Read more
sourcefn take_while<F>(self, f: F) -> TakeWhile<Self, F> where
F: FnMut(&Self::Item) -> bool,
fn take_while<F>(self, f: F) -> TakeWhile<Self, F> where
F: FnMut(&Self::Item) -> bool,
Take elements from this stream while the provided predicate
resolves to true
. Read more
sourcefn skip(self, n: usize) -> Skip<Self>
fn skip(self, n: usize) -> Skip<Self>
Creates a new stream that will skip the n
first items of the
underlying stream. Read more
sourcefn skip_while<F>(self, f: F) -> SkipWhile<Self, F> where
F: FnMut(&Self::Item) -> bool,
fn skip_while<F>(self, f: F) -> SkipWhile<Self, F> where
F: FnMut(&Self::Item) -> bool,
Skip elements from the underlying stream while the provided predicate
resolves to true
. Read more
sourcefn all<F>(&mut self, f: F) -> AllFuture<'_, Self, F> where
Self: Unpin,
F: FnMut(Self::Item) -> bool,
fn all<F>(&mut self, f: F) -> AllFuture<'_, Self, F> where
Self: Unpin,
F: FnMut(Self::Item) -> bool,
Tests if every element of the stream matches a predicate. Read more
sourcefn any<F>(&mut self, f: F) -> AnyFuture<'_, Self, F> where
Self: Unpin,
F: FnMut(Self::Item) -> bool,
fn any<F>(&mut self, f: F) -> AnyFuture<'_, Self, F> where
Self: Unpin,
F: FnMut(Self::Item) -> bool,
Tests if any element of the stream matches a predicate. Read more
sourcefn chain<U>(self, other: U) -> Chain<Self, U> where
U: Stream<Item = Self::Item>,
fn chain<U>(self, other: U) -> Chain<Self, U> where
U: Stream<Item = Self::Item>,
Combine two streams into one by first returning all values from the first stream then all values from the second stream. Read more
sourcefn fold<B, F>(self, init: B, f: F) -> FoldFuture<Self, B, F> where
F: FnMut(B, Self::Item) -> B,
fn fold<B, F>(self, init: B, f: F) -> FoldFuture<Self, B, F> where
F: FnMut(B, Self::Item) -> B,
A combinator that applies a function to every element in a stream producing a single, final value. Read more
sourcefn collect<T>(self) -> Collect<Self, T> where
T: FromStream<Self::Item>,
fn collect<T>(self) -> Collect<Self, T> where
T: FromStream<Self::Item>,
Drain stream pushing all emitted values into a collection. Read more
impl<Fut> TryFutureExt for Fut where
Fut: TryFuture + ?Sized,
impl<Fut> TryFutureExt for Fut where
Fut: TryFuture + ?Sized,
fn flatten_sink<Item>(self) -> FlattenSink<Self, Self::Ok> where
Self::Ok: Sink<Item>,
<Self::Ok as Sink<Item>>::Error == Self::Error,
fn flatten_sink<Item>(self) -> FlattenSink<Self, Self::Ok> where
Self::Ok: Sink<Item>,
<Self::Ok as Sink<Item>>::Error == Self::Error,
Flattens the execution of this future when the successful result of this
future is a [Sink
]. Read more
fn map_ok<T, F>(self, f: F) -> MapOk<Self, F> where
F: FnOnce(Self::Ok) -> T,
fn map_ok<T, F>(self, f: F) -> MapOk<Self, F> where
F: FnOnce(Self::Ok) -> T,
Maps this future’s success value to a different value. Read more
fn map_ok_or_else<T, E, F>(self, e: E, f: F) -> MapOkOrElse<Self, F, E> where
F: FnOnce(Self::Ok) -> T,
E: FnOnce(Self::Error) -> T,
fn map_ok_or_else<T, E, F>(self, e: E, f: F) -> MapOkOrElse<Self, F, E> where
F: FnOnce(Self::Ok) -> T,
E: FnOnce(Self::Error) -> T,
Maps this future’s success value to a different value, and permits for error handling resulting in the same type. Read more
fn map_err<E, F>(self, f: F) -> MapErr<Self, F> where
F: FnOnce(Self::Error) -> E,
fn map_err<E, F>(self, f: F) -> MapErr<Self, F> where
F: FnOnce(Self::Error) -> E,
Maps this future’s error value to a different value. Read more
fn and_then<Fut, F>(self, f: F) -> AndThen<Self, Fut, F> where
F: FnOnce(Self::Ok) -> Fut,
Fut: TryFuture<Error = Self::Error>,
fn and_then<Fut, F>(self, f: F) -> AndThen<Self, Fut, F> where
F: FnOnce(Self::Ok) -> Fut,
Fut: TryFuture<Error = Self::Error>,
Executes another future after this one resolves successfully. The success value is passed to a closure to create this subsequent future. Read more
fn or_else<Fut, F>(self, f: F) -> OrElse<Self, Fut, F> where
F: FnOnce(Self::Error) -> Fut,
Fut: TryFuture<Ok = Self::Ok>,
fn or_else<Fut, F>(self, f: F) -> OrElse<Self, Fut, F> where
F: FnOnce(Self::Error) -> Fut,
Fut: TryFuture<Ok = Self::Ok>,
Executes another future if this one resolves to an error. The error value is passed to a closure to create this subsequent future. Read more
fn inspect_ok<F>(self, f: F) -> InspectOk<Self, F> where
F: FnOnce(&Self::Ok),
fn inspect_ok<F>(self, f: F) -> InspectOk<Self, F> where
F: FnOnce(&Self::Ok),
Do something with the success value of a future before passing it on. Read more
fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where
F: FnOnce(&Self::Error),
fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where
F: FnOnce(&Self::Error),
Do something with the error value of a future before passing it on. Read more
fn try_flatten(self) -> TryFlatten<Self, Self::Ok> where
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,
fn try_flatten(self) -> TryFlatten<Self, Self::Ok> where
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,
Flatten the execution of this future when the successful result of this future is another future. Read more
fn try_flatten_stream(self) -> TryFlattenStream<Self> where
Self::Ok: TryStream,
<Self::Ok as TryStream>::Error == Self::Error,
fn try_flatten_stream(self) -> TryFlattenStream<Self> where
Self::Ok: TryStream,
<Self::Ok as TryStream>::Error == Self::Error,
Flatten the execution of this future when the successful result of this future is a stream. Read more
fn unwrap_or_else<F>(self, f: F) -> UnwrapOrElse<Self, F> where
F: FnOnce(Self::Error) -> Self::Ok,
fn unwrap_or_else<F>(self, f: F) -> UnwrapOrElse<Self, F> where
F: FnOnce(Self::Error) -> Self::Ok,
fn into_future(self) -> IntoFuture<Self>
fn into_future(self) -> IntoFuture<Self>
impl<S, T, E> TryStream for S where
S: Stream<Item = Result<T, E>> + ?Sized,
impl<S, T, E> TryStream for S where
S: Stream<Item = Result<T, E>> + ?Sized,
impl<S> TryStreamExt for S where
S: TryStream + ?Sized,
impl<S> TryStreamExt for S where
S: TryStream + ?Sized,
fn err_into<E>(self) -> ErrInto<Self, E> where
Self::Error: Into<E>,
fn err_into<E>(self) -> ErrInto<Self, E> where
Self::Error: Into<E>,
Wraps the current stream in a new stream which converts the error type into the one provided. Read more
fn map_ok<T, F>(self, f: F) -> MapOk<Self, F> where
F: FnMut(Self::Ok) -> T,
fn map_ok<T, F>(self, f: F) -> MapOk<Self, F> where
F: FnMut(Self::Ok) -> T,
Wraps the current stream in a new stream which maps the success value using the provided closure. Read more
fn map_err<E, F>(self, f: F) -> MapErr<Self, F> where
F: FnMut(Self::Error) -> E,
fn map_err<E, F>(self, f: F) -> MapErr<Self, F> where
F: FnMut(Self::Error) -> E,
Wraps the current stream in a new stream which maps the error value using the provided closure. Read more
fn and_then<Fut, F>(self, f: F) -> AndThen<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: TryFuture<Error = Self::Error>,
fn and_then<Fut, F>(self, f: F) -> AndThen<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: TryFuture<Error = Self::Error>,
Chain on a computation for when a value is ready, passing the successful
results to the provided closure f
. Read more
fn or_else<Fut, F>(self, f: F) -> OrElse<Self, Fut, F> where
F: FnMut(Self::Error) -> Fut,
Fut: TryFuture<Ok = Self::Ok>,
fn or_else<Fut, F>(self, f: F) -> OrElse<Self, Fut, F> where
F: FnMut(Self::Error) -> Fut,
Fut: TryFuture<Ok = Self::Ok>,
Chain on a computation for when an error happens, passing the
erroneous result to the provided closure f
. Read more
fn inspect_ok<F>(self, f: F) -> InspectOk<Self, F> where
F: FnMut(&Self::Ok),
fn inspect_ok<F>(self, f: F) -> InspectOk<Self, F> where
F: FnMut(&Self::Ok),
Do something with the success value of this stream, afterwards passing it on. Read more
fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where
F: FnMut(&Self::Error),
fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where
F: FnMut(&Self::Error),
Do something with the error value of this stream, afterwards passing it on. Read more
fn into_stream(self) -> IntoStream<Self>
fn into_stream(self) -> IntoStream<Self>
fn try_next(&mut self) -> TryNext<'_, Self> where
Self: Unpin,
fn try_next(&mut self) -> TryNext<'_, Self> where
Self: Unpin,
Creates a future that attempts to resolve the next item in the stream. If an error is encountered before the next item, the error is returned instead. Read more
fn try_for_each<Fut, F>(self, f: F) -> TryForEach<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: TryFuture<Ok = (), Error = Self::Error>,
fn try_for_each<Fut, F>(self, f: F) -> TryForEach<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: TryFuture<Ok = (), Error = Self::Error>,
Attempts to run this stream to completion, executing the provided asynchronous closure for each element on the stream. Read more
fn try_skip_while<Fut, F>(self, f: F) -> TrySkipWhile<Self, Fut, F> where
F: FnMut(&Self::Ok) -> Fut,
Fut: TryFuture<Ok = bool, Error = Self::Error>,
fn try_skip_while<Fut, F>(self, f: F) -> TrySkipWhile<Self, Fut, F> where
F: FnMut(&Self::Ok) -> Fut,
Fut: TryFuture<Ok = bool, Error = Self::Error>,
Skip elements on this stream while the provided asynchronous predicate
resolves to true
. Read more
fn try_take_while<Fut, F>(self, f: F) -> TryTakeWhile<Self, Fut, F> where
F: FnMut(&Self::Ok) -> Fut,
Fut: TryFuture<Ok = bool, Error = Self::Error>,
fn try_take_while<Fut, F>(self, f: F) -> TryTakeWhile<Self, Fut, F> where
F: FnMut(&Self::Ok) -> Fut,
Fut: TryFuture<Ok = bool, Error = Self::Error>,
Take elements on this stream while the provided asynchronous predicate
resolves to true
. Read more
fn try_for_each_concurrent<Fut, F>(
self,
limit: impl Into<Option<usize>>,
f: F
) -> TryForEachConcurrent<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: Future<Output = Result<(), Self::Error>>,
fn try_for_each_concurrent<Fut, F>(
self,
limit: impl Into<Option<usize>>,
f: F
) -> TryForEachConcurrent<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: Future<Output = Result<(), Self::Error>>,
Attempts to run this stream to completion, executing the provided asynchronous closure for each element on the stream concurrently as elements become available, exiting as soon as an error occurs. Read more
fn try_collect<C>(self) -> TryCollect<Self, C> where
C: Default + Extend<Self::Ok>,
fn try_collect<C>(self) -> TryCollect<Self, C> where
C: Default + Extend<Self::Ok>,
Attempt to transform a stream into a collection, returning a future representing the result of that computation. Read more
fn try_chunks(self, capacity: usize) -> TryChunks<Self>
fn try_chunks(self, capacity: usize) -> TryChunks<Self>
An adaptor for chunking up successful items of the stream inside a vector. Read more
fn try_filter<Fut, F>(self, f: F) -> TryFilter<Self, Fut, F> where
Fut: Future<Output = bool>,
F: FnMut(&Self::Ok) -> Fut,
fn try_filter<Fut, F>(self, f: F) -> TryFilter<Self, Fut, F> where
Fut: Future<Output = bool>,
F: FnMut(&Self::Ok) -> Fut,
Attempt to filter the values produced by this stream according to the provided asynchronous closure. Read more
fn try_filter_map<Fut, F, T>(self, f: F) -> TryFilterMap<Self, Fut, F> where
Fut: TryFuture<Ok = Option<T>, Error = Self::Error>,
F: FnMut(Self::Ok) -> Fut,
fn try_filter_map<Fut, F, T>(self, f: F) -> TryFilterMap<Self, Fut, F> where
Fut: TryFuture<Ok = Option<T>, Error = Self::Error>,
F: FnMut(Self::Ok) -> Fut,
Attempt to filter the values produced by this stream while simultaneously mapping them to a different type according to the provided asynchronous closure. Read more
fn try_flatten(self) -> TryFlatten<Self> where
Self::Ok: TryStream,
<Self::Ok as TryStream>::Error: From<Self::Error>,
fn try_flatten(self) -> TryFlatten<Self> where
Self::Ok: TryStream,
<Self::Ok as TryStream>::Error: From<Self::Error>,
Flattens a stream of streams into just one continuous stream. Read more
fn try_fold<T, Fut, F>(self, init: T, f: F) -> TryFold<Self, Fut, T, F> where
F: FnMut(T, Self::Ok) -> Fut,
Fut: TryFuture<Ok = T, Error = Self::Error>,
fn try_fold<T, Fut, F>(self, init: T, f: F) -> TryFold<Self, Fut, T, F> where
F: FnMut(T, Self::Ok) -> Fut,
Fut: TryFuture<Ok = T, Error = Self::Error>,
Attempt to execute an accumulating asynchronous computation over a stream, collecting all the values into one final result. Read more
fn try_concat(self) -> TryConcat<Self> where
Self::Ok: Extend<<Self::Ok as IntoIterator>::Item>,
Self::Ok: IntoIterator,
Self::Ok: Default,
fn try_concat(self) -> TryConcat<Self> where
Self::Ok: Extend<<Self::Ok as IntoIterator>::Item>,
Self::Ok: IntoIterator,
Self::Ok: Default,
Attempt to concatenate all items of a stream into a single extendable destination, returning a future representing the end result. Read more
fn try_buffer_unordered(self, n: usize) -> TryBufferUnordered<Self> where
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,
fn try_buffer_unordered(self, n: usize) -> TryBufferUnordered<Self> where
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,
Attempt to execute several futures from a stream concurrently (unordered). Read more
fn try_buffered(self, n: usize) -> TryBuffered<Self> where
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,
fn try_buffered(self, n: usize) -> TryBuffered<Self> where
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,
Attempt to execute several futures from a stream concurrently. Read more