Struct metrics::Counter

pub struct Counter { /* private fields */ }

A counter.

Implementations

impl Counter

pub fn noop() -> Self

Creates a no-op Counter which does nothing.

Suitable when a handle must be provided that does nothing i.e. a no-op recorder or a layer that disables specific metrics, and so on.

pub fn from_arc<F: CounterFn + Send + Sync + 'static>(a: Arc<F>) -> Self

Creates a Counter based on a shared handler.

pub fn increment(&self, value: u64)

Increments the counter.

pub fn absolute(&self, value: u64)

Sets the counter to an absolute value.

Trait Implementations

impl Clone for Counter

fn clone(&self) -> Counter

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T> From<Arc<T>> for Counterwhere T: CounterFn + Send + Sync + 'static,

fn from(inner: Arc<T>) -> Self

Converts to this type from the input type.