Struct DeferredStreamProcessor

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pub struct DeferredStreamProcessor { /* private fields */ }
Expand description

Background processor for streams Handles streams to completion, passing each item from the stream to a callback

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impl DeferredStreamProcessor

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pub fn new() -> Self

Create a new DeferredStreamProcessor

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pub async fn init(&self)

Initialize the processor before use

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pub async fn terminate(&self)

Terminate the processor and ensure all streams are closed

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pub fn add<T: Send + 'static, S: Stream<Item = T> + Unpin + Send + 'static>( &self, receiver: S, handler: impl FnMut(T) -> SendPinBoxFuture<bool> + Send + 'static, ) -> bool

Queue a stream to process in the background

  • ‘receiver’ is the stream to process
  • ‘handler’ is the callback to handle each item from the stream

Returns ‘true’ if the stream was added for processing, and ‘false’ if the stream could not be added, possibly due to not being initialized.

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impl Debug for DeferredStreamProcessor

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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 Default for DeferredStreamProcessor

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fn default() -> Self

Returns the “default value” for a type. Read more

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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, 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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. 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
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fn vzip(self) -> V