Enum Error

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#[non_exhaustive]
pub enum Error<Transport, Protocol> { Connecting(Transport), Handshaking(Protocol), Unavailable, }
Available on crate feature client only.
Expand description

Error that can occur during the connection process.

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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Connecting(Transport)

Error occurred during the connection

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Handshaking(Protocol)

Error occurred during the handshake

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Unavailable

Connection can’t even be attempted

Trait Implementations§

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impl<Transport: Debug, Protocol: Debug> Debug for Error<Transport, Protocol>

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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<Transport, Protocol> Display for Error<Transport, Protocol>

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

Formats the value using the given formatter. Read more
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impl<Transport, Protocol> Error for Error<Transport, Protocol>
where Transport: Error + 'static, Protocol: Error + 'static, Self: Debug + Display,

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fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any. Read more
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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
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fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type-based access to context intended for error reports. Read more
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impl<E1, E2> From<Error<E1, E2>> for Error
where E1: Into<Box<dyn Error + Send + Sync>>, E2: Into<Box<dyn Error + Send + Sync>>,

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fn from(error: ConnectorError<E1, E2>) -> Self

Converts to this type from the input type.
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impl<Transport: PartialEq, Protocol: PartialEq> PartialEq for Error<Transport, Protocol>

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fn eq(&self, other: &Error<Transport, Protocol>) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Transport: Eq, Protocol: Eq> Eq for Error<Transport, Protocol>

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impl<Transport, Protocol> StructuralPartialEq for Error<Transport, Protocol>

Auto Trait Implementations§

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impl<Transport, Protocol> Freeze for Error<Transport, Protocol>
where Transport: Freeze, Protocol: Freeze,

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impl<Transport, Protocol> RefUnwindSafe for Error<Transport, Protocol>
where Transport: RefUnwindSafe, Protocol: RefUnwindSafe,

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impl<Transport, Protocol> Send for Error<Transport, Protocol>
where Transport: Send, Protocol: Send,

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impl<Transport, Protocol> Sync for Error<Transport, Protocol>
where Transport: Sync, Protocol: Sync,

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impl<Transport, Protocol> Unpin for Error<Transport, Protocol>
where Transport: Unpin, Protocol: Unpin,

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impl<Transport, Protocol> UnwindSafe for Error<Transport, Protocol>
where Transport: UnwindSafe, Protocol: 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<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<R> FirstAddrExt for R

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fn first_addr(self) -> FirstAddrResolver<Self>
where Self: Sized,

Available on crate feature client only.
Convert this resolver into a FirstAddrResolver. 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> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T> ToStringFallible for T
where T: Display,

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fn try_to_string(&self) -> Result<String, TryReserveError>

ToString::to_string, but without panic on OOM.

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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<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
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impl<A, B, T> HttpServerConnExec<A, B> for T
where B: Body,