Struct Counter

pub struct Counter {
    pub counter: Counter,
    pub description: &'static str,
}

Open Metrics Counter to measure discrete events.

Single monotonically increasing value metric.

Fields

counter: Counter

The actual prometheus counter.

description: &'static str

What this counter measures.

Implementations

impl Counter

pub fn new(description: &'static str) -> Self

Constructs a new counter, based on the given description.

pub fn inc(&self) -> u64

Increase the Counter by 1, returning the previous value.

pub fn inc_by(&self, v: u64) -> u64

Increase the Counter by u64, returning the previous value.

pub fn set(&self, v: u64) -> u64

Set the Counter value. Warning: this is not default behavior for a counter that should always be monotonically increasing.

pub fn get(&self) -> u64

Get the current value of the Counter.

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 Debug for Counter

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

Formats the value using the given formatter.