pub struct FilterMap<S, F> { /* private fields */ }
Expand description

A stream for the filter_map function.

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impl<S, F> FilterMap<S, F>

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pub fn into_inner(self) -> S

Convert to source stream.

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impl<S: Debug, F: Debug> Debug for FilterMap<S, 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<S, F, R> OrderedStream for FilterMap<S, F>where S: OrderedStream, F: FnMut(S::Data) -> Option<R>,

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type Data = R

The unordered data carried by this stream Read more
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type Ordering = <S as OrderedStream>::Ordering

The type ordered by this stream. Read more
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fn poll_next_before( self: Pin<&mut Self>, cx: &mut Context<'_>, before: Option<&Self::Ordering> ) -> Poll<PollResult<Self::Ordering, Self::Data>>

Attempt to pull out the next value of this stream, registering the current task for wakeup if needed, and returning NoneBefore if it is known that the stream will not produce any more values ordered before the given point. Read more
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fn position_hint(&self) -> Option<MaybeBorrowed<'_, Self::Ordering>>

The minimum value of the ordering for any future items. Read more
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fn size_hint(&self) -> (usize, Option<usize>)

Returns the bounds on the remaining length of the stream.
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impl<'__pin, S, F> Unpin for FilterMap<S, F>where __Origin<'__pin, S, F>: Unpin,

Auto Trait Implementations§

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impl<S, F> RefUnwindSafe for FilterMap<S, F>where F: RefUnwindSafe, S: RefUnwindSafe,

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impl<S, F> Send for FilterMap<S, F>where F: Send, S: Send,

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impl<S, F> Sync for FilterMap<S, F>where F: Sync, S: Sync,

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impl<S, F> UnwindSafe for FilterMap<S, F>where F: UnwindSafe, S: UnwindSafe,

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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

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fn from(t: T) -> T

Returns the argument unchanged.

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

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

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.