pub struct MapErr<T, F> { /* private fields */ }
Expand description

See Transport::map_err.

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impl<T: Clone, F: Clone> Clone for MapErr<T, F>

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fn clone(&self) -> MapErr<T, F>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<T: Debug, F: Debug> Debug for MapErr<T, F>

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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<T, F, TErr> Transport for MapErr<T, F>
where T: Transport, F: FnOnce(T::Error) -> TErr + Clone, TErr: Error,

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type Output = <T as Transport>::Output

The result of a connection setup process, including protocol upgrades. Read more
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type Error = TErr

An error that occurred during connection setup.
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type ListenerUpgrade = MapErrListenerUpgrade<T, F>

A pending Output for an inbound connection, obtained from the Transport stream. Read more
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type Dial = MapErrDial<T, F>

A pending Output for an outbound connection, obtained from dialing.
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fn listen_on( &mut self, id: ListenerId, addr: Multiaddr ) -> Result<(), TransportError<Self::Error>>

Listens on the given Multiaddr for inbound connections with a provided ListenerId.
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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>>

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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<U>(self, other: U) -> OrTransport<Self, U>
where Self: Sized, U: Transport, <U as 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.
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impl<T: Copy, F: Copy> Copy for MapErr<T, F>

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impl<'pin, T, F> Unpin for MapErr<T, F>
where __MapErr<'pin, T, F>: Unpin,

Auto Trait Implementations§

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impl<T, F> RefUnwindSafe for MapErr<T, F>

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impl<T, F> Send for MapErr<T, F>
where F: Send, T: Send,

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impl<T, F> Sync for MapErr<T, F>
where F: Sync, T: Sync,

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impl<T, F> UnwindSafe for MapErr<T, F>
where F: UnwindSafe, T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where 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 T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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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

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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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 for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more