Trait dipstick::Observe

pub trait Observe {
    type Inner;
    fn observe<F>(
        &self, 
        metric: impl Deref<Target = InputMetric>, 
        operation: F
    ) -> ObserveWhen<Self::Inner, F>
    where
        F: Fn(Instant) -> MetricValue + Send + Sync + 'static,
        Self: Sized;
}

Schedule a recurring task

Associated Types

type Inner

The inner type for the ObserveWhen.

The observe can be delegated to a different type then Self, however the latter is more common.

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Required methods

fn observe<F>(
    &self,
    metric: impl Deref<Target = InputMetric>,
    operation: F
) -> ObserveWhen<Self::Inner, F> where
    F: Fn(Instant) -> MetricValue + Send + Sync + 'static,
    Self: Sized, 

Provide a source for a metric's values.

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Implementors

impl<T: InputScope + WithAttributes> Observe for T

type Inner = Self

fn observe<F>(
    &self,
    metric: impl Deref<Target = InputMetric>,
    operation: F
) -> ObserveWhen<Self, F> where
    F: Fn(Instant) -> MetricValue + Send + Sync + 'static,
    Self: Sized, 

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