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FutureComposeSource

Struct FutureComposeSource 

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pub struct FutureComposeSource<'a, F: Future<Output = Result<()>>> { /* private fields */ }
Expand description

Composer::compose_with returns this future.

Use its methods to configure one source object before awaiting it.

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impl<F: Future<Output = Result<()>>> FutureComposeSource<'_, F>

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pub fn version(self, value: &str) -> Self

Compose this version of the source object.

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pub fn if_match(self, value: &str) -> Self

Require this source ETag.

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pub fn if_not_changed(self, metadata: &Metadata) -> Self

Require the source to retain the identity in metadata.

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impl<F: Future<Output = Result<()>>> IntoFuture for FutureComposeSource<'_, F>

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type Output = Result<(), Error>

The output that the future will produce on completion.
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type IntoFuture = F

Which kind of future are we turning this into?
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fn into_future(self) -> Self::IntoFuture

Creates a future from a value. Read more

Auto Trait Implementations§

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impl<'a, F> !RefUnwindSafe for FutureComposeSource<'a, F>

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impl<'a, F> !UnwindSafe for FutureComposeSource<'a, F>

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impl<'a, F> Freeze for FutureComposeSource<'a, F>
where fn(&'a mut Composer, String, ComposeSourceOptions) -> F: Freeze,

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impl<'a, F> Send for FutureComposeSource<'a, F>
where fn(&'a mut Composer, String, ComposeSourceOptions) -> F: Send,

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impl<'a, F> Sync for FutureComposeSource<'a, F>
where fn(&'a mut Composer, String, ComposeSourceOptions) -> F: Sync,

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impl<'a, F> Unpin for FutureComposeSource<'a, F>
where fn(&'a mut Composer, String, ComposeSourceOptions) -> F: Unpin,

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impl<'a, F> UnsafeUnpin for FutureComposeSource<'a, F>

Blanket Implementations§

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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> MaybeSend for T
where T: Send,

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impl<T> MaybeSend for T
where T: Send,

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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.