Enum libp2p_core::upgrade::NegotiationError

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pub enum NegotiationError {
    ProtocolError(ProtocolError),
    Failed,
}

Expand description

Error that can happen when negotiating a protocol with the remote.

Variants

`ProtocolError(ProtocolError)`

A protocol error occurred during the negotiation.

`Failed`

Protocol negotiation failed because no protocol could be agreed upon.

Trait Implementations

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impl Debug for NegotiationError

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

Formats the value using the given formatter. Read more

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impl Display for NegotiationError

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

Formats the value using the given formatter. Read more

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impl Error for NegotiationError

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

The lower-level source of this error, if any. Read more

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fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred. Read more

1.0.0 · source

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

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impl From<Error> for NegotiationError

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pub fn from(err: Error) -> NegotiationError

Performs the conversion.

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impl<E> From<NegotiationError> for UpgradeError<E>

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fn from(e: NegotiationError) -> Self

Performs the conversion.

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impl From<ProtocolError> for NegotiationError

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pub fn from(err: ProtocolError) -> NegotiationError

Performs the conversion.

Auto Trait Implementations

impl RefUnwindSafe for NegotiationError

impl Send for NegotiationError

impl Sync for NegotiationError

impl Unpin for NegotiationError

impl UnwindSafe for NegotiationError

Blanket Implementations

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

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pub 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,

const: unstable · source

pub 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,

const: unstable · source

pub 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

pub fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

pub 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

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impl<T> ToString for T where
T: Display + ?Sized,

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pub default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

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Enum libp2p_core::upgrade::NegotiationError

Variants

ProtocolError(ProtocolError)

Failed

Trait Implementations

impl Debug for NegotiationError

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

impl Display for NegotiationError

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

impl Error for NegotiationError

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

fn backtrace(&self) -> Option<&Backtrace>

fn description(&self) -> &str

fn cause(&self) -> Option<&dyn Error>

impl From<Error> for NegotiationError

pub fn from(err: Error) -> NegotiationError

impl<E> From<NegotiationError> for UpgradeError<E>

fn from(e: NegotiationError) -> Self

impl From<ProtocolError> for NegotiationError

pub fn from(err: ProtocolError) -> NegotiationError

Auto Trait Implementations

impl RefUnwindSafe for NegotiationError

impl Send for NegotiationError

impl Sync for NegotiationError

impl Unpin for NegotiationError

impl UnwindSafe for NegotiationError

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

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

pub fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

impl<T> Same<T> for T

type Output = T

impl<T> ToString for T where T: Display + ?Sized,

pub default fn to_string(&self) -> String

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

type Error = Infallible

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

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

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

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

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

pub fn vzip(self) -> V

`ProtocolError(ProtocolError)`

`Failed`

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

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

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

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

impl<T> ToString for T where
T: Display + ?Sized,

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

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

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