Struct prometheus::HistogramTimer

#[must_use = "Timer should be kept in a variable otherwise it cannot observe duration"]
pub struct HistogramTimer { /* fields omitted */ }

A struct represents an event being timed. When the timer goes out of scope, the duration will be observed, or call observe_duration to manually observe.

NOTICE: A timer can be observed only once (automatically or manually).

Methods

impl HistogramTimer

pub fn observe_duration(self)

observe_duration observes the amount of time in seconds since Histogram.start_timer was called.

Trait Implementations

impl Drop for HistogramTimer

fn drop(&mut self)

Executes the destructor for this type.