Struct libp2p_core::transport::Boxed

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pub struct Boxed<O> { /* private fields */ }

Expand description

A Boxed transport is a Transport whose Dial, Listener and ListenerUpgrade futures are Boxed and only the Output and Error types are captured in type variables.

Trait Implementations

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impl<O> Debug for Boxed<O>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl<O> FusedStream for Boxed<O>

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fn is_terminated(&self) -> bool

Returns true if the stream should no longer be polled.

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impl<O> Stream for Boxed<O>

type Item = TransportEvent<Pin<Box<dyn Future<Output = Result<O, Error>> + Send + 'static, Global>>, Error>

Values yielded by the stream.

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fn poll_next(
self: Pin<&mut Self>,
cx: &mut Context<'_>
) -> Poll<Option<Self::Item>>

Attempt to pull out the next value of this stream, registering the current task for wakeup if the value is not yet available, and returning None if the stream is exhausted. Read more

fn size_hint(&self) -> (usize, Option<usize>)

Returns the bounds on the remaining length of the stream. Read more

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impl<O> Transport for Boxed<O>

type Output = O

The result of a connection setup process, including protocol upgrades. Read more

type Error = Error

An error that occurred during connection setup.

type ListenerUpgrade = Pin<Box<dyn Future<Output = Result<O, Error>> + Send + 'static, Global>>

A pending Output for an inbound connection, obtained from the Transport stream. Read more

type Dial = Pin<Box<dyn Future<Output = Result<O, Error>> + Send + 'static, Global>>

A pending Output for an outbound connection, obtained from dialing. Read more

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fn listen_on(
&mut self,
addr: Multiaddr
) -> Result<ListenerId, TransportError<Self::Error>>

Listens on the given Multiaddr for inbound connections.

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fn remove_listener(&mut self, id: ListenerId) -> bool

Remove a listener. Read more

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fn dial(
&mut self,
addr: Multiaddr
) -> Result<Self::Dial, TransportError<Self::Error>>

Dials the given Multiaddr, returning a future for a pending outbound connection. Read more

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fn dial_as_listener(
&mut self,
addr: Multiaddr
) -> Result<Self::Dial, TransportError<Self::Error>>

As Transport::dial but has the local node act as a listener on the outgoing connection. Read more

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fn address_translation(
 &self,
 server: &Multiaddr,
 observed: &Multiaddr
) -> Option<Multiaddr>

Performs a transport-specific mapping of an address observed by a remote onto a local listen address to yield an address for the local node that may be reachable for other peers. Read more

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fn poll(
self: Pin<&mut Self>,
cx: &mut Context<'_>
) -> Poll<TransportEvent<Self::ListenerUpgrade, Self::Error>>

Poll for TransportEvents. Read more

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fn map<F, O>(self, f: F) -> Map<Self, F>where
Self: Sized,
F: FnOnce(Self::Output, ConnectedPoint) -> O,

Applies a function on the connections created by the transport.

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fn map_err<F, E>(self, f: F) -> MapErr<Self, F>where
Self: Sized,
F: FnOnce(Self::Error) -> E,

Applies a function on the errors generated by the futures of the transport.

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fn or_transport(self, other: U) -> OrTransport<Self, U>where
 Self: Sized,
 U: Transport,
 ::Error: 'static,

Adds a fallback transport that is used when encountering errors while establishing inbound or outbound connections. Read more

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fn and_then<C, F, O>(self, f: C) -> AndThen<Self, C>where
 Self: Sized,
 C: FnOnce(Self::Output, ConnectedPoint) -> F,
 F: TryFuture<Ok = O>,
 <F as TryFuture>::Error: Error + 'static,

Applies a function producing an asynchronous result to every connection created by this transport. Read more

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fn upgrade(self, version: Version) -> Builder<Self>where
Self: Sized,
Self::Error: 'static,

Begins a series of protocol upgrades via an upgrade::Builder. Read more

Auto Trait Implementations

impl<O> !RefUnwindSafe for Boxed<O>

impl<O> Send for Boxed<O>

impl<O> !Sync for Boxed<O>

impl<O> Unpin for Boxed<O>

impl<O> !UnwindSafe for Boxed<O>

Blanket Implementations

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impl<T> Any for Twhere
T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for Twhere
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for Twhere
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for Twhere
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same<T> for T

type Output = T

Should always be Self

impl<T> StreamExt for Twhere
T: Stream + ?Sized,

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,

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,

Maps this stream’s items to a different type, returning a new stream of the resulting type. Read more

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>,

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>>,

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,

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>,

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,
 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,

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>

Drives the stream to completion, counting the number of items. Read more

fn cycle(self) -> Cycle<Self>where
Self: Clone,

Repeats a stream endlessly. 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>,

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>,

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>,

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,

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,

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,

Maps a stream like [StreamExt::map] but flattens nested Streams. 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,

Maps a stream like [StreamExt::map] but flattens nested Streams 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>,

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>,

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>,

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,

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 = ()>,

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 = ()>,

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>

Creates a new stream of at most n items of the underlying stream. Read more

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>

Fuse a stream such that poll_next will never again be called once it has finished. This method can be used to turn any Stream into a FusedStream. Read more

fn by_ref(&mut self) -> &mut Self

Borrows a stream, rather than consuming it. Read more

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,

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,

Wrap the stream in a Box, pinning it. Read more

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,

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,

An adapter for zipping two streams together. Read more

fn chain<St>(self, other: St) -> Chain<Self, St>where
St: Stream<Item = Self::Item>,

Adapter for chaining two streams. Read more

fn peekable(self) -> Peekable<Self>

Creates a new stream which exposes a peek method. Read more

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>

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,

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>,

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),

Do something with each item of this stream, afterwards passing it on. Read more

fn left_stream(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(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,

A convenience method for calling [Stream::poll_next] on Unpin stream types. Read more

fn select_next_some(&mut self) -> SelectNextSome<'_, Self>where
Self: Unpin + FusedStream,

Returns a Future that resolves when the next item in this stream is ready. Read more

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impl<T, U> TryFrom for Twhere
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for Twhere
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct libp2p_core::transport::Boxed

Trait Implementations

impl<O> Debug for Boxed<O>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

impl<O> FusedStream for Boxed<O>

fn is_terminated(&self) -> bool

impl<O> Stream for Boxed<O>

type Item = TransportEvent<Pin<Box<dyn Future<Output = Result<O, Error>> + Send + 'static, Global>>, Error>

fn poll_next( self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>>

fn size_hint(&self) -> (usize, Option<usize>)

impl<O> Transport for Boxed<O>

type Output = O

type Error = Error

type ListenerUpgrade = Pin<Box<dyn Future<Output = Result<O, Error>> + Send + 'static, Global>>

type Dial = Pin<Box<dyn Future<Output = Result<O, Error>> + Send + 'static, Global>>

fn listen_on( &mut self, addr: Multiaddr) -> Result<ListenerId, TransportError<Self::Error>>

fn remove_listener(&mut self, id: ListenerId) -> bool

fn dial( &mut self, addr: Multiaddr) -> Result<Self::Dial, TransportError<Self::Error>>

fn dial_as_listener( &mut self, addr: Multiaddr) -> Result<Self::Dial, TransportError<Self::Error>>

fn address_translation( &self, server: &Multiaddr, observed: &Multiaddr) -> Option<Multiaddr>

fn poll( self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<TransportEvent<Self::ListenerUpgrade, Self::Error>>

fn map<F, O>(self, f: F) -> Map<Self, F>where Self: Sized, F: FnOnce(Self::Output, ConnectedPoint) -> O,

fn map_err<F, E>(self, f: F) -> MapErr<Self, F>where Self: Sized, F: FnOnce(Self::Error) -> E,

fn or_transport<U>(self, other: U) -> OrTransport<Self, U>where Self: Sized, U: Transport, <U as Transport>::Error: 'static,

fn and_then<C, F, O>(self, f: C) -> AndThen<Self, C>where Self: Sized, C: FnOnce(Self::Output, ConnectedPoint) -> F, F: TryFuture<Ok = O>, <F as TryFuture>::Error: Error + 'static,

fn upgrade(self, version: Version) -> Builder<Self>where Self: Sized, Self::Error: 'static,

Auto Trait Implementations

impl<O> !RefUnwindSafe for Boxed<O>

impl<O> Send for Boxed<O>

impl<O> !Sync for Boxed<O>

impl<O> Unpin for Boxed<O>

impl<O> !UnwindSafe for Boxed<O>

Blanket Implementations

impl<T> Any for Twhere T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for Twhere U: From<T>,

fn into(self) -> U

impl<T> Same<T> for T

type Output = T

impl<T> StreamExt for Twhere T: Stream + ?Sized,

fn next(&mut self) -> Next<'_, 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 enumerate(self) -> Enumerate<Self>

fn filter<Fut, F>(self, f: F) -> Filter<Self, Fut, F>where F: FnMut(&Self::Item) -> Fut, Fut: Future<Output = bool>,

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 then<Fut, F>(self, f: F) -> Then<Self, Fut, F>where F: FnMut(Self::Item) -> Fut, Fut: Future,

fn collect<C>(self) -> Collect<Self, C>where C: Default + Extend<Self::Item>,

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 concat(self) -> Concat<Self>where Self::Item: Extend<<Self::Item as IntoIterator>::Item>, Self::Item: IntoIterator, Self::Item: Default,

fn count(self) -> Count<Self>

fn cycle(self) -> Cycle<Self>where Self: Clone,

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 any<Fut, F>(self, f: F) -> Any<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>,

fn flatten(self) -> Flatten<Self>where Self::Item: Stream,

fn flatten_unordered( self, limit: impl Into<Option<usize>>) -> FlattenUnordered<Self>where Self::Item: Stream, Self::Item: Unpin,

fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F>where F: FnMut(Self::Item) -> U, U: Stream,

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 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 skip_while<Fut, F>(self, f: F) -> SkipWhile<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>,

fn take_until<Fut>(self, fut: Fut) -> TakeUntil<Self, Fut>where Fut: Future,

fn for_each<Fut, F>(self, f: F) -> ForEach<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 = ()>,

fn take(self, n: usize) -> Take<Self>

fn skip(self, n: usize) -> Skip<Self>

fn fuse(self) -> Fuse<Self>

fn by_ref(&mut self) -> &mut Self

fn catch_unwind(self) -> CatchUnwind<Self>where Self: UnwindSafe,

fn boxed<'a>( self) -> Pin<Box<dyn Stream<Item = Self::Item> + Send + 'a, Global>>where Self: 'a + Send,

fn boxed_local<'a>(self) -> Pin<Box<dyn Stream<Item = Self::Item> + 'a, Global>>where Self: 'a,

fn buffered(self, n: usize) -> Buffered<Self>where Self::Item: Future,

fn buffer_unordered(self, n: usize) -> BufferUnordered<Self>where Self::Item: Future,

fn poll_next(
self: Pin<&mut Self>,
cx: &mut Context<'_>
) -> Poll<Option<Self::Item>>

fn listen_on(
&mut self,
addr: Multiaddr
) -> Result<ListenerId, TransportError<Self::Error>>

fn dial(
&mut self,
addr: Multiaddr
) -> Result<Self::Dial, TransportError<Self::Error>>

fn dial_as_listener(
&mut self,
addr: Multiaddr
) -> Result<Self::Dial, TransportError<Self::Error>>

fn address_translation(
&self,
server: &Multiaddr,
observed: &Multiaddr
) -> Option<Multiaddr>

fn poll(
self: Pin<&mut Self>,
cx: &mut Context<'_>
) -> Poll<TransportEvent<Self::ListenerUpgrade, Self::Error>>

fn map<F, O>(self, f: F) -> Map<Self, F>where
Self: Sized,
F: FnOnce(Self::Output, ConnectedPoint) -> O,

fn map_err<F, E>(self, f: F) -> MapErr<Self, F>where
Self: Sized,
F: FnOnce(Self::Error) -> E,

fn or_transport<U>(self, other: U) -> OrTransport<Self, U>where
Self: Sized,
U: Transport,
<U as Transport>::Error: 'static,

fn and_then<C, F, O>(self, f: C) -> AndThen<Self, C>where
Self: Sized,
C: FnOnce(Self::Output, ConnectedPoint) -> F,
F: TryFuture<Ok = O>,
<F as TryFuture>::Error: Error + 'static,

fn upgrade(self, version: Version) -> Builder<Self>where
Self: Sized,
Self::Error: 'static,

impl<T> Any for Twhere
T: 'static + ?Sized,

impl<T> Borrow<T> for Twhere
T: ?Sized,

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

impl<T, U> Into<U> for Twhere
U: From<T>,

impl<T> StreamExt for Twhere
T: Stream + ?Sized,

fn next(&mut self) -> Next<'_, 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 filter<Fut, F>(self, f: F) -> Filter<Self, Fut, F>where
F: FnMut(&Self::Item) -> Fut,
Fut: Future<Output = bool>,

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 then<Fut, F>(self, f: F) -> Then<Self, Fut, F>where
F: FnMut(Self::Item) -> Fut,
Fut: Future,

fn collect<C>(self) -> Collect<Self, C>where
C: Default + Extend<Self::Item>,

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 concat(self) -> Concat<Self>where
Self::Item: Extend<<Self::Item as IntoIterator>::Item>,
Self::Item: IntoIterator,
Self::Item: Default,

fn cycle(self) -> Cycle<Self>where
Self: Clone,

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 any<Fut, F>(self, f: F) -> Any<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>,

fn flatten(self) -> Flatten<Self>where
Self::Item: Stream,

fn flatten_unordered(
self,
limit: impl Into<Option<usize>>
) -> FlattenUnordered<Self>where
Self::Item: Stream,
Self::Item: Unpin,

fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F>where
F: FnMut(Self::Item) -> U,
U: Stream,

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 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 skip_while<Fut, F>(self, f: F) -> SkipWhile<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>,

fn take_until<Fut>(self, fut: Fut) -> TakeUntil<Self, Fut>where
Fut: Future,

fn for_each<Fut, F>(self, f: F) -> ForEach<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 = ()>,

fn catch_unwind(self) -> CatchUnwind<Self>where
Self: UnwindSafe,

fn boxed<'a>(
self
) -> Pin<Box<dyn Stream<Item = Self::Item> + Send + 'a, Global>>where
Self: 'a + Send,

fn boxed_local<'a>(self) -> Pin<Box<dyn Stream<Item = Self::Item> + 'a, Global>>where
Self: 'a,

fn buffered(self, n: usize) -> Buffered<Self>where
Self::Item: Future,

fn buffer_unordered(self, n: usize) -> BufferUnordered<Self>where
Self::Item: Future,

fn zip<St>(self, other: St) -> Zip<Self, St>where
St: Stream,

fn chain<St>(self, other: St) -> Chain<Self, St>where
St: Stream<Item = Self::Item>,

fn forward<S>(self, sink: S) -> Forward<Self, S>where
S: Sink<Self::Ok, Error = Self::Error>,
Self: TryStream,

fn split<Item>(self) -> (SplitSink<Self, Item>, SplitStream<Self>)where
Self: Sink<Item>,

fn inspect<F>(self, f: F) -> Inspect<Self, F>where
F: FnMut(&Self::Item),

fn left_stream<B>(self) -> Either<Self, B>where
B: Stream<Item = Self::Item>,

fn right_stream<B>(self) -> Either<B, Self>where
B: Stream<Item = Self::Item>,

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,

impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

impl<V, T> VZip<V> for Twhere
V: MultiLane<T>,