futures::future

Enum Loop

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pub enum Loop<T, S> {
    Break(T),
    Continue(S),
}
Expand description

An enum describing whether to break or continue a loop_fn loop.

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Break(T)

Indicates that the loop has completed with output T.

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Continue(S)

Indicates that the loop function should be called again with input state S.

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impl<T, S> Debug for Loop<T, S>
where T: Debug, S: Debug,

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<T, S> Freeze for Loop<T, S>
where T: Freeze, S: Freeze,

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impl<T, S> RefUnwindSafe for Loop<T, S>
where T: RefUnwindSafe, S: RefUnwindSafe,

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impl<T, S> Send for Loop<T, S>
where T: Send, S: Send,

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impl<T, S> Sync for Loop<T, S>
where T: Sync, S: Sync,

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impl<T, S> Unpin for Loop<T, S>
where T: Unpin, S: Unpin,

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impl<T, S> UnwindSafe for Loop<T, S>
where T: UnwindSafe, S: UnwindSafe,

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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.