Struct snafu::futures::try_stream::WithContext[−][src]

pub struct WithContext<St, F, E> { /* fields omitted */ }

Expand description

Stream for the with_context combinator.

See the TryStreamExt::with_context method for more details.

Trait Implementations

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impl<St: Debug, F: Debug, E: Debug> Debug for WithContext<St, F, E>

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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<St, F, C, E> Stream for WithContext<St, F, E> where
 St: TryStream,
 F: FnMut(&mut St::Error) -> C,
 C: IntoError<E, Source = St::Error>,
 E: Error + ErrorCompat,

type Item = Result<St::Ok, E>

Values yielded by the stream.

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fn poll_next(
self: Pin<&mut Self>,
ctx: &mut TaskContext<'_>
) -> 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<'pin, St, F, E> Unpin for WithContext<St, F, E> where
__WithContext<'pin, St, F, E>: Unpin,

Auto Trait Implementations

impl<St, F, E> RefUnwindSafe for WithContext<St, F, E> where
 E: RefUnwindSafe,
 F: RefUnwindSafe,
 St: RefUnwindSafe,

impl<St, F, E> Send for WithContext<St, F, E> where
 E: Send,
 F: Send,
 St: Send,

impl<St, F, E> Sync for WithContext<St, F, E> where
 E: Sync,
 F: Sync,
 St: Sync,

impl<St, F, E> UnwindSafe for WithContext<St, F, E> where
 E: UnwindSafe,
 F: UnwindSafe,
 St: UnwindSafe,

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,

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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,

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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

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pub fn from(t: T) -> T

Performs the conversion.

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

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pub fn into(self) -> U

Performs the conversion.

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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.

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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.

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

Performs the conversion.

impl<S, T, E> TryStream for S where
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

pub fn try_poll_next(
self: Pin<&mut S>,
cx: &mut Context<'_>
) -> Poll<Option<Result<<S as TryStream>::Ok, <S as TryStream>::Error>>>

Poll this TryStream as if it were a Stream. Read more

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impl<St> TryStreamExt for St where
St: TryStream,

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pub fn context<C, E>(Self, C) -> Context<St, C, E> where
C: IntoError<E, Source = <St as TryStream>::Error> + Clone,
E: Error + ErrorCompat,

Extend a [TryStream]’s error with additional context-sensitive information. Read more

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pub fn with_context<F, C, E>(Self, F) -> WithContext<St, F, E> where
 F: FnMut(&mut <St as TryStream>::Error) -> C,
 C: IntoError<E, Source = <St as TryStream>::Error>,
 E: Error + ErrorCompat,

Extend a [TryStream]’s error with lazily-generated context-sensitive information. Read more

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pub fn whatever_context<S, E>(Self, S) -> WhateverContext<St, S, E> where
S: Into<String>,
E: FromString,

Extend a [TryStream]’s error with information from a string. Read more

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pub fn with_whatever_context<F, S, E>(Self, F) -> WithWhateverContext<St, F, E> where
 F: FnMut(&mut <St as TryStream>::Error) -> S,
 S: Into<String>,
 E: FromString,

Extend a [TryStream]’s error with information from a lazily-generated string. Read more

Struct snafu::futures::try_stream::WithContext[−][src]

Trait Implementations

impl<St: Debug, F: Debug, E: Debug> Debug for WithContext<St, F, E>

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

impl<St, F, C, E> Stream for WithContext<St, F, E> where
    St: TryStream,
    F: FnMut(&mut St::Error) -> C,
    C: IntoError<E, Source = St::Error>,
    E: Error + ErrorCompat,

type Item = Result<St::Ok, E>

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

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

impl<'pin, St, F, E> Unpin for WithContext<St, F, E> where
__WithContext<'pin, St, F, E>: Unpin,

Auto Trait Implementations

impl<St, F, E> RefUnwindSafe for WithContext<St, F, E> where
    E: RefUnwindSafe,
    F: RefUnwindSafe,
    St: RefUnwindSafe,

impl<St, F, E> Send for WithContext<St, F, E> where
    E: Send,
    F: Send,
    St: Send,

impl<St, F, E> Sync for WithContext<St, F, E> where
    E: Sync,
    F: Sync,
    St: Sync,

impl<St, F, E> UnwindSafe for WithContext<St, F, E> where
    E: UnwindSafe,
    F: UnwindSafe,
    St: UnwindSafe,

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, 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<S, T, E> TryStream for S where
S: Stream<Item = Result<T, E>> + ?Sized,

type Ok = T

type Error = E

pub fn try_poll_next(
self: Pin<&mut S>,
cx: &mut Context<'_>
) -> Poll<Option<Result<<S as TryStream>::Ok, <S as TryStream>::Error>>>

impl<St> TryStreamExt for St where
St: TryStream,

pub fn context<C, E>(Self, C) -> Context<St, C, E> where
C: IntoError<E, Source = <St as TryStream>::Error> + Clone,
E: Error + ErrorCompat,

pub fn with_context<F, C, E>(Self, F) -> WithContext<St, F, E> where
    F: FnMut(&mut <St as TryStream>::Error) -> C,
    C: IntoError<E, Source = <St as TryStream>::Error>,
    E: Error + ErrorCompat,

pub fn whatever_context<S, E>(Self, S) -> WhateverContext<St, S, E> where
S: Into<String>,
E: FromString,

pub fn with_whatever_context<F, S, E>(Self, F) -> WithWhateverContext<St, F, E> where
    F: FnMut(&mut <St as TryStream>::Error) -> S,
    S: Into<String>,
    E: FromString,

Struct snafu::futures::try_stream::WithContext[−][src]

Trait Implementations

impl<St: Debug, F: Debug, E: Debug> Debug for WithContext<St, F, E>

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

impl<St, F, C, E> Stream for WithContext<St, F, E> where St: TryStream, F: FnMut(&mut St::Error) -> C, C: IntoError<E, Source = St::Error>, E: Error + ErrorCompat,

type Item = Result<St::Ok, E>

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

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

impl<'pin, St, F, E> Unpin for WithContext<St, F, E> where __WithContext<'pin, St, F, E>: Unpin,

Auto Trait Implementations

impl<St, F, E> RefUnwindSafe for WithContext<St, F, E> where E: RefUnwindSafe, F: RefUnwindSafe, St: RefUnwindSafe,

impl<St, F, E> Send for WithContext<St, F, E> where E: Send, F: Send, St: Send,

impl<St, F, E> Sync for WithContext<St, F, E> where E: Sync, F: Sync, St: Sync,

impl<St, F, E> UnwindSafe for WithContext<St, F, E> where E: UnwindSafe, F: UnwindSafe, St: UnwindSafe,

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, 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<S, T, E> TryStream for S where S: Stream<Item = Result<T, E>> + ?Sized,

type Ok = T

type Error = E

pub fn try_poll_next( self: Pin<&mut S>, cx: &mut Context<'_>) -> Poll<Option<Result<<S as TryStream>::Ok, <S as TryStream>::Error>>>

impl<St> TryStreamExt for St where St: TryStream,

pub fn context<C, E>(Self, C) -> Context<St, C, E> where C: IntoError<E, Source = <St as TryStream>::Error> + Clone, E: Error + ErrorCompat,

pub fn with_context<F, C, E>(Self, F) -> WithContext<St, F, E> where F: FnMut(&mut <St as TryStream>::Error) -> C, C: IntoError<E, Source = <St as TryStream>::Error>, E: Error + ErrorCompat,

pub fn whatever_context<S, E>(Self, S) -> WhateverContext<St, S, E> where S: Into<String>, E: FromString,

pub fn with_whatever_context<F, S, E>(Self, F) -> WithWhateverContext<St, F, E> where F: FnMut(&mut <St as TryStream>::Error) -> S, S: Into<String>, E: FromString,

impl<St, F, C, E> Stream for WithContext<St, F, E> where
St: TryStream,
F: FnMut(&mut St::Error) -> C,
C: IntoError<E, Source = St::Error>,
E: Error + ErrorCompat,

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

impl<'pin, St, F, E> Unpin for WithContext<St, F, E> where
__WithContext<'pin, St, F, E>: Unpin,

impl<St, F, E> RefUnwindSafe for WithContext<St, F, E> where
E: RefUnwindSafe,
F: RefUnwindSafe,
St: RefUnwindSafe,

impl<St, F, E> Send for WithContext<St, F, E> where
E: Send,
F: Send,
St: Send,

impl<St, F, E> Sync for WithContext<St, F, E> where
E: Sync,
F: Sync,
St: Sync,

impl<St, F, E> UnwindSafe for WithContext<St, F, E> where
E: UnwindSafe,
F: UnwindSafe,
St: UnwindSafe,

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

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

impl<S, T, E> TryStream for S where
S: Stream<Item = Result<T, E>> + ?Sized,

pub fn try_poll_next(
self: Pin<&mut S>,
cx: &mut Context<'_>
) -> Poll<Option<Result<<S as TryStream>::Ok, <S as TryStream>::Error>>>

impl<St> TryStreamExt for St where
St: TryStream,

pub fn context<C, E>(Self, C) -> Context<St, C, E> where
C: IntoError<E, Source = <St as TryStream>::Error> + Clone,
E: Error + ErrorCompat,

pub fn with_context<F, C, E>(Self, F) -> WithContext<St, F, E> where
F: FnMut(&mut <St as TryStream>::Error) -> C,
C: IntoError<E, Source = <St as TryStream>::Error>,
E: Error + ErrorCompat,

pub fn whatever_context<S, E>(Self, S) -> WhateverContext<St, S, E> where
S: Into<String>,
E: FromString,

pub fn with_whatever_context<F, S, E>(Self, F) -> WithWhateverContext<St, F, E> where
F: FnMut(&mut <St as TryStream>::Error) -> S,
S: Into<String>,
E: FromString,