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Instance

Struct Instance 

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pub struct Instance<H = Supervisor> { /* private fields */ }

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impl<H: Send + Sync + 'static> Instance<H>

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pub fn of<S: Observer<H>>() -> Self

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pub fn with_context<T: Send + Sync + 'static>( self, factory: impl Fn(&H) -> T + Send + Sync + 'static, ) -> Self

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pub fn declaration(&self) -> Declaration

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pub fn id(&self) -> &'static str

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pub fn streams(&self) -> &'static [Entry]

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pub fn demand_keys(&self) -> &'static [DemandKey]

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pub fn activation(&self) -> Activation

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pub fn interval(&self) -> Duration

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pub fn activate( &self, resources: Arc<ExecutionContext>, host: H, ) -> Result<Activity, ObserverError>

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impl<H = Supervisor> !RefUnwindSafe for Instance<H>

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impl<H = Supervisor> !UnwindSafe for Instance<H>

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impl<H> Freeze for Instance<H>
where fn(Arc<ExecutionContext>, H, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>, Identity) -> Result<Activity, ObserverError>: Freeze, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>: Freeze,

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impl<H> Send for Instance<H>
where fn(Arc<ExecutionContext>, H, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>, Identity) -> Result<Activity, ObserverError>: Send, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>: Send,

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impl<H> Sync for Instance<H>
where fn(Arc<ExecutionContext>, H, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>, Identity) -> Result<Activity, ObserverError>: Sync, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>: Sync,

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impl<H> Unpin for Instance<H>
where fn(Arc<ExecutionContext>, H, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>, Identity) -> Result<Activity, ObserverError>: Unpin, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>: Unpin,

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impl<H> UnsafeUnpin for Instance<H>
where fn(Arc<ExecutionContext>, H, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>, Identity) -> Result<Activity, ObserverError>: UnsafeUnpin, Option<Arc<dyn Fn(&H) -> Arc<dyn Any + Sync + Send> + Sync + Send>>: UnsafeUnpin,

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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<C, T> Catalogued<C> for T
where T: Into<C>,

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fn catalogued(self) -> C

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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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self> ⓘ

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self> ⓘ

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> Mutual<T> for T

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impl<R> RecordProjection<R> for R

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fn project(&self) -> Option<&R>

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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.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> ⓘ
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self> ⓘ

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more