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Statistics

Struct Statistics 

Source
pub struct Statistics {
    pub initiated: bool,
    pub reason: Option<ShutdownReason>,
    pub hooks_registered: usize,
    pub hooks_completed: usize,
    pub elapsed: Option<Duration>,
}
Expand description

Snapshot of coordinator state, returned by Coordinator::statistics.

All fields are public for direct read access. The snapshot is a value type; subsequent state changes on the coordinator do not affect a previously-taken snapshot.

§Examples

use signal_mod::{Coordinator, ShutdownReason};

let coord = Coordinator::builder().build();
let stats_before = coord.statistics();
assert!(!stats_before.initiated);
assert_eq!(stats_before.hooks_registered, 0);

coord.trigger().trigger(ShutdownReason::Requested);
let stats_after = coord.statistics();
assert!(stats_after.initiated);
assert_eq!(stats_after.reason, Some(ShutdownReason::Requested));

Fields§

§initiated: bool

true if shutdown has been initiated.

§reason: Option<ShutdownReason>

Reason carried with the trigger that initiated shutdown.

§hooks_registered: usize

Number of hooks registered on the coordinator.

§hooks_completed: usize

Cumulative number of hook runs completed across all run_hooks calls.

§elapsed: Option<Duration>

Wall-clock time since shutdown was initiated.

Trait Implementations§

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impl Clone for Statistics

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fn clone(&self) -> Statistics

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Statistics

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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<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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. 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

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

Performs the conversion.