Struct Histogram

pub struct Histogram<T>(/* private fields */);

Available on crate feature metrics only.

An instrument that records a distribution of values.

Implementations

impl<T> Histogram<T>

pub fn new(inner: Arc<dyn SyncHistogram<T> + Send + Sync>) -> Self

Create a new histogram.

pub fn record(&self, cx: &Context, value: T, attributes: &[KeyValue])

Adds an additional value to the distribution.

Trait Implementations

impl<T: Clone> Clone for Histogram<T>

fn clone(&self) -> Histogram<T>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<T> Debug for Histogram<T>

where T: Debug,

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

Formats the value using the given formatter.

impl TryFrom<InstrumentBuilder<'_, Histogram<f64>>> for Histogram<f64>

type Error = MetricsError

The type returned in the event of a conversion error.

fn try_from( builder: InstrumentBuilder<'_, Histogram<f64>>, ) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<InstrumentBuilder<'_, Histogram<i64>>> for Histogram<i64>

type Error = MetricsError

The type returned in the event of a conversion error.

fn try_from( builder: InstrumentBuilder<'_, Histogram<i64>>, ) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<InstrumentBuilder<'_, Histogram<u64>>> for Histogram<u64>

type Error = MetricsError

The type returned in the event of a conversion error.

fn try_from( builder: InstrumentBuilder<'_, Histogram<u64>>, ) -> Result<Self, Self::Error>

Performs the conversion.