[−][src]Struct futures::sink::SinkMapErr
Sink for the sink_map_err method.
Methods
impl<Si, F> SinkMapErr<Si, F>[src]
ⓘImportant traits for &'_ mut Fpub fn get_ref(&self) -> &Si[src]
Get a shared reference to the inner sink.
ⓘImportant traits for &'_ mut Fpub fn get_mut(&mut self) -> &mut Si[src]
Get a mutable reference to the inner sink.
ⓘImportant traits for Pin<P>pub fn get_pin_mut(self: Pin<&'a mut SinkMapErr<Si, F>>) -> Pin<&'a mut Si>[src]
Get a pinned mutable reference to the inner sink.
pub fn into_inner(self) -> Si[src]
Consumes this combinator, returning the underlying sink.
Note that this may discard intermediate state of this combinator, so care should be taken to avoid losing resources when this is called.
Trait Implementations
impl<Si, F> Unpin for SinkMapErr<Si, F> where
Si: Unpin, [src]
Si: Unpin,
impl<Si, F> Debug for SinkMapErr<Si, F> where
F: Debug,
Si: Debug, [src]
F: Debug,
Si: Debug,
impl<S, F> Stream for SinkMapErr<S, F> where
S: Stream, [src]
S: Stream,
type Item = <S as Stream>::Item
Values yielded by the stream.
fn poll_next(
self: Pin<&mut SinkMapErr<S, F>>,
cx: &mut Context
) -> Poll<Option<<S as Stream>::Item>>[src]
self: Pin<&mut SinkMapErr<S, F>>,
cx: &mut Context
) -> Poll<Option<<S as Stream>::Item>>
impl<Si, F, E, Item> Sink<Item> for SinkMapErr<Si, F> where
F: FnOnce(<Si as Sink<Item>>::SinkError) -> E,
Si: Sink<Item>, [src]
F: FnOnce(<Si as Sink<Item>>::SinkError) -> E,
Si: Sink<Item>,
type SinkError = E
The type of value produced by the sink when an error occurs.
fn poll_ready(
self: Pin<&mut SinkMapErr<Si, F>>,
cx: &mut Context
) -> Poll<Result<(), <SinkMapErr<Si, F> as Sink<Item>>::SinkError>>[src]
self: Pin<&mut SinkMapErr<Si, F>>,
cx: &mut Context
) -> Poll<Result<(), <SinkMapErr<Si, F> as Sink<Item>>::SinkError>>
fn start_send(
self: Pin<&mut SinkMapErr<Si, F>>,
item: Item
) -> Result<(), <SinkMapErr<Si, F> as Sink<Item>>::SinkError>[src]
self: Pin<&mut SinkMapErr<Si, F>>,
item: Item
) -> Result<(), <SinkMapErr<Si, F> as Sink<Item>>::SinkError>
fn poll_flush(
self: Pin<&mut SinkMapErr<Si, F>>,
cx: &mut Context
) -> Poll<Result<(), <SinkMapErr<Si, F> as Sink<Item>>::SinkError>>[src]
self: Pin<&mut SinkMapErr<Si, F>>,
cx: &mut Context
) -> Poll<Result<(), <SinkMapErr<Si, F> as Sink<Item>>::SinkError>>
fn poll_close(
self: Pin<&mut SinkMapErr<Si, F>>,
cx: &mut Context
) -> Poll<Result<(), <SinkMapErr<Si, F> as Sink<Item>>::SinkError>>[src]
self: Pin<&mut SinkMapErr<Si, F>>,
cx: &mut Context
) -> Poll<Result<(), <SinkMapErr<Si, F> as Sink<Item>>::SinkError>>
Auto Trait Implementations
impl<Si, F> Send for SinkMapErr<Si, F> where
F: Send,
Si: Send,
F: Send,
Si: Send,
impl<Si, F> Sync for SinkMapErr<Si, F> where
F: Sync,
Si: Sync,
F: Sync,
Si: Sync,
Blanket Implementations
impl<T> From for T[src]
impl<T, U> Into for T where
U: From<T>, [src]
U: From<T>,
impl<T, U> TryFrom for T where
U: Into<T>, [src]
U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]
impl<T> Borrow for T where
T: ?Sized, [src]
T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized, [src]
T: 'static + ?Sized,
impl<T> BorrowMut for T where
T: ?Sized, [src]
T: ?Sized,
ⓘImportant traits for &'_ mut Ffn borrow_mut(&mut self) -> &mut T[src]
impl<T, U> TryInto for T where
U: TryFrom<T>, [src]
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]
impl<S, T, E> TryStream for S where
S: Stream<Item = Result<T, E>> + ?Sized, [src]
S: Stream<Item = Result<T, E>> + ?Sized,
type Ok = T
The type of successful values yielded by this future
type Error = E
The type of failures yielded by this future
fn try_poll_next(
self: Pin<&mut S>,
cx: &mut Context
) -> Poll<Option<Result<<S as TryStream>::Ok, <S as TryStream>::Error>>>[src]
self: Pin<&mut S>,
cx: &mut Context
) -> Poll<Option<Result<<S as TryStream>::Ok, <S as TryStream>::Error>>>
impl<T> StreamExt for T where
T: Stream + ?Sized, [src]
T: Stream + ?Sized,
ⓘImportant traits for Next<'_, St>fn next(&mut self) -> Next<Self> where
Self: Unpin, [src]
Self: Unpin,
Creates a future that resolves to the next item in the stream. Read more
ⓘImportant traits for StreamFuture<St>fn into_future(self) -> StreamFuture<Self> where
Self: Unpin, [src]
Self: Unpin,
Converts this stream into a future of (next_item, tail_of_stream). If the stream terminates, then the next item is [None]. Read more
fn map<T, F>(self, f: F) -> Map<Self, F> where
F: FnMut(Self::Item) -> T, [src]
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>[src]
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>, [src]
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>>, [src]
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, [src]
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
ⓘImportant traits for Collect<St, C>fn collect<C>(self) -> Collect<Self, C> where
C: Default + Extend<Self::Item>, [src]
C: Default + Extend<Self::Item>,
Collect all of the values of this stream into a vector, returning a future representing the result of that computation. Read more
ⓘImportant traits for Concat<St>fn concat(self) -> Concat<Self> where
Self::Item: Extend<<Self::Item as IntoIterator>::Item>,
Self::Item: IntoIterator,
Self::Item: Default, [src]
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
ⓘImportant traits for Fold<St, Fut, T, F>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>, [src]
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 flatten(self) -> Flatten<Self> where
Self::Item: Stream, [src]
Self::Item: Stream,
Flattens a stream of streams into just one continuous 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>, [src]
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>, [src]
F: FnMut(&Self::Item) -> Fut,
Fut: Future<Output = bool>,
Take elements from this stream while the provided asynchronous predicate resolves to true. Read more
ⓘImportant traits for ForEach<St, Fut, F>fn for_each<Fut, F>(self, f: F) -> ForEach<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = ()>, [src]
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
ⓘImportant traits for ForEachConcurrent<St, Fut, F>fn for_each_concurrent<Fut, F, impl Into>>(
self,
limit: impl Into>,
f: F
) -> ForEachConcurrent<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = ()>,
impl Into>: Into<Option<usize>>, [src]
self,
limit: impl Into
f: F
) -> ForEachConcurrent<Self, Fut, F> where
F: FnMut(Self::Item) -> Fut,
Fut: Future<Output = ()>,
impl Into
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: u64) -> Take<Self>[src]
Creates a new stream of at most n items of the underlying stream. Read more
fn skip(self, n: u64) -> Skip<Self>[src]
Creates a new stream which skips n items of the underlying stream. Read more
fn fuse(self) -> Fuse<Self>[src]
Fuse a stream such that poll_next will never again be called once it has finished. This method can be used t turn any Stream into a FusedStream. Read more
ⓘImportant traits for &'_ mut Ffn by_ref(&mut self) -> &mut Self[src]
Borrows a stream, rather than consuming it. Read more
fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe, [src]
Self: UnwindSafe,
Catches unwinding panics while polling the stream. Read more
ⓘImportant traits for Pin<P>fn boxed(self) -> Pin<Box<Self>>[src]
Wrap the stream in a Box, pinning it.
fn buffered(self, n: usize) -> Buffered<Self> where
Self::Item: Future, [src]
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, [src]
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, [src]
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>, [src]
St: Stream<Item = Self::Item>,
Adapter for chaining two stream. Read more
fn peekable(self) -> Peekable<Self>[src]
Creates a new stream which exposes a peek method. Read more
fn chunks(self, capacity: usize) -> Chunks<Self>[src]
An adaptor for chunking up items of the stream inside a vector. Read more
ⓘImportant traits for Forward<St, Si>fn forward<S>(self, sink: S) -> Forward<Self, S> where
S: Sink<Self::Ok>,
Self: TryStream<Error = <S as Sink<Self::Ok>>::SinkError>, [src]
S: Sink<Self::Ok>,
Self: TryStream<Error = <S as Sink<Self::Ok>>::SinkError>,
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>, [src]
Self: Sink<Item>,
Splits this Stream + Sink object into separate Stream and Sink objects. Read more
fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnMut(&Self::Item), [src]
F: FnMut(&Self::Item),
Do something with each item of this stream, afterwards passing it on. Read more
ⓘImportant traits for Either<A, B>fn left_stream<B>(self) -> Either<Self, B> where
B: Stream<Item = Self::Item>, [src]
B: Stream<Item = Self::Item>,
Wrap this stream in an Either stream, making it the left-hand variant of that Either. Read more
ⓘImportant traits for Either<A, B>fn right_stream<B>(self) -> Either<B, Self> where
B: Stream<Item = Self::Item>, [src]
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, [src]
Self: Unpin,
A convenience method for calling [Stream::poll_next] on [Unpin] stream types. Read more
ⓘImportant traits for SelectNextSome<'_, St>fn select_next_some(&mut self) -> SelectNextSome<Self> where
Self: Unpin + FusedStream, [src]
Self: Unpin + FusedStream,
Returns a [Future] that resolves when the next item in this stream is ready. Read more
impl<S> TryStreamExt for S where
S: TryStream + ?Sized, [src]
S: TryStream + ?Sized,
fn err_into<E>(self) -> ErrInto<Self, E> where
Self::Error: Into<E>, [src]
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, [src]
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, [src]
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>, [src]
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>, [src]
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 into_stream(self) -> IntoStream<Self>[src]
Wraps a [TryStream] into a type that implements Stream Read more
ⓘImportant traits for TryNext<'_, St>fn try_next(&mut self) -> TryNext<Self> where
Self: Unpin, [src]
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
ⓘImportant traits for TryForEach<St, Fut, F>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>, [src]
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>, [src]
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
ⓘImportant traits for TryForEachConcurrent<St, Fut, F>fn try_for_each_concurrent<Fut, F, impl Into>>(
self,
limit: impl Into>,
f: F
) -> TryForEachConcurrent<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: Future<Output = Result<(), Self::Error>>,
impl Into>: Into<Option<usize>>, [src]
self,
limit: impl Into
f: F
) -> TryForEachConcurrent<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: Future<Output = Result<(), Self::Error>>,
impl Into
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
ⓘImportant traits for TryCollect<St, C>fn try_collect<C>(self) -> TryCollect<Self, C> where
C: Default + Extend<Self::Ok>, [src]
C: Default + Extend<Self::Ok>,
Attempt to Collect all of the values of this stream into a vector, returning a future representing the result of that computation. Read more
fn try_filter_map<Fut, F, T>(self, f: F) -> TryFilterMap<Self, Fut, F> where
F: FnMut(Self::Ok) -> Fut,
Fut: TryFuture<Ok = Option<T>, Error = Self::Error>, [src]
F: FnMut(Self::Ok) -> Fut,
Fut: TryFuture<Ok = Option<T>, Error = Self::Error>,
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
ⓘImportant traits for TryFold<St, Fut, T, F>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>, [src]
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
ⓘImportant traits for TryConcat<St>fn try_concat(self) -> TryConcat<Self> where
Self::Ok: Extend<<Self::Ok as IntoIterator>::Item>,
Self::Ok: IntoIterator,
Self::Ok: Default, [src]
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, [src]
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,
Attempt to execute several futures from a stream concurrently. Read more
fn try_poll_next_unpin(
&mut self,
cx: &mut Context
) -> Poll<Option<Result<Self::Ok, Self::Error>>> where
Self: Unpin, [src]
&mut self,
cx: &mut Context
) -> Poll<Option<Result<Self::Ok, Self::Error>>> where
Self: Unpin,
A convenience method for calling [TryStream::poll_next_unpin] on [Unpin] stream types. Read more
ⓘImportant traits for Compat<W>fn compat(self) -> Compat<Self> where
Self: Unpin, [src]
Self: Unpin,
Wraps a [TryStream] into a stream compatible with libraries using futures 0.1 Stream. Requires the compat feature to be enabled. ``` #![feature(async_await, await_macro)] use futures::future::{FutureExt, TryFutureExt}; # let (tx, rx) = futures::channel::oneshot::channel(); Read more
fn into_async_read(self) -> IntoAsyncRead<Self> where
Self: TryStreamExt<Error = Error> + Unpin,
Self::Ok: AsRef<[u8]>, [src]
Self: TryStreamExt<Error = Error> + Unpin,
Self::Ok: AsRef<[u8]>,
Adapter that converts this stream into an [AsyncRead]. Read more
impl<T, Item> SinkExt for T where
T: Sink<Item> + ?Sized, [src]
T: Sink<Item> + ?Sized,
fn with<U, Fut, F, E>(self, f: F) -> With<Self, Item, U, Fut, F> where
E: From<Self::SinkError>,
F: FnMut(U) -> Fut,
Fut: Future<Output = Result<Item, E>>, [src]
E: From<Self::SinkError>,
F: FnMut(U) -> Fut,
Fut: Future<Output = Result<Item, E>>,
Composes a function in front of the sink. Read more
fn with_flat_map<U, St, F>(self, f: F) -> WithFlatMap<Self, Item, U, St, F> where
F: FnMut(U) -> St,
St: Stream<Item = Result<Item, Self::SinkError>>, [src]
F: FnMut(U) -> St,
St: Stream<Item = Result<Item, Self::SinkError>>,
Composes a function in front of the sink. Read more
fn sink_map_err<E, F>(self, f: F) -> SinkMapErr<Self, F> where
F: FnOnce(Self::SinkError) -> E, [src]
F: FnOnce(Self::SinkError) -> E,
Transforms the error returned by the sink.
fn sink_err_into<E>(self) -> SinkErrInto<Self, Item, E> where
Self::SinkError: Into<E>, [src]
Self::SinkError: Into<E>,
Map this sink's error to a different error type using the Into trait. Read more
fn buffer(self, capacity: usize) -> Buffer<Self, Item>[src]
Adds a fixed-size buffer to the current sink. Read more
ⓘImportant traits for Close<'_, Si, Item>fn close(&mut self) -> Close<Self, Item> where
Self: Unpin, [src]
Self: Unpin,
Close the sink.
fn fanout<Si>(self, other: Si) -> Fanout<Self, Si> where
Item: Clone,
Si: Sink<Item, SinkError = Self::SinkError>, [src]
Item: Clone,
Si: Sink<Item, SinkError = Self::SinkError>,
Fanout items to multiple sinks. Read more
ⓘImportant traits for Flush<'_, Si, Item>fn flush(&mut self) -> Flush<Self, Item> where
Self: Unpin, [src]
Self: Unpin,
Flush the sync, processing all pending items. Read more
ⓘImportant traits for Send<'_, Si, Item>fn send(&mut self, item: Item) -> Send<Self, Item> where
Self: Unpin, [src]
Self: Unpin,
A future that completes after the given item has been fully processed into the sink, including flushing. Read more
ⓘImportant traits for SendAll<'_, Si, St>fn send_all<St>(&'a mut self, stream: &'a mut St) -> SendAll<'a, Self, St> where
Self: Unpin,
St: Stream<Item = Item> + Unpin, [src]
Self: Unpin,
St: Stream<Item = Item> + Unpin,
A future that completes after the given stream has been fully processed into the sink, including flushing. Read more
ⓘImportant traits for Either<A, B>fn left_sink<Si2>(self) -> Either<Self, Si2> where
Si2: Sink<Item, SinkError = Self::SinkError>, [src]
Si2: Sink<Item, SinkError = Self::SinkError>,
Wrap this sink in an Either sink, making it the left-hand variant of that Either. Read more
ⓘImportant traits for Either<A, B>fn right_sink<Si1>(self) -> Either<Si1, Self> where
Si1: Sink<Item, SinkError = Self::SinkError>, [src]
Si1: Sink<Item, SinkError = Self::SinkError>,
Wrap this stream in an Either stream, making it the right-hand variant of that Either. Read more
fn compat(self) -> CompatSink<Self, Item> where
Self: Unpin, [src]
Self: Unpin,
Wraps a [Sink] into a sink compatible with libraries using futures 0.1 Sink. Requires the compat feature to be enabled. Read more