Struct Histogram

pub struct Histogram { /* private fields */ }

A histogram.

Implementations

impl Histogram

pub fn noop() -> Self

Creates a no-op Histogram 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: HistogramFn + Send + Sync + 'static>(a: Arc<F>) -> Self

Creates a Histogram based on a shared handler.

pub fn record<T: IntoF64>(&self, value: T)

Records a value into the histogram.

pub fn record_many<T: IntoF64>(&self, value: T, count: usize)

Records a value into the histogram multiple times.

Trait Implementations

impl Clone for Histogram

fn clone(&self) -> Histogram

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Histogram

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<T> From<Arc<T>> for Histogram

where T: HistogramFn + Send + Sync + 'static,

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

Converts to this type from the input type.