Struct Metric 

pub struct Metric {
    pub name: String,
    pub metric_type: MetricType,
    pub value: MetricValue,
    pub unit: String,
    pub description: String,
    pub last_updated: Instant,
    pub update_count: u64,
}

Individual metric with metadata

Fields

name: String

Metric name identifier

metric_type: MetricType

Type of metric

value: MetricValue

Current value

unit: String

Unit of measurement

description: String

Description of what this metric measures

last_updated: Instant

When this metric was last updated

update_count: u64

Number of times this metric was updated

Implementations

impl Metric

pub fn new_counter(name: &str, description: &str) -> Self

Create new counter metric

pub fn new_gauge(name: &str, unit: &str, description: &str) -> Self

Create new gauge metric

pub fn new_histogram(name: &str, description: &str) -> Self

Create new histogram metric

pub fn new_timer(name: &str, description: &str) -> Self

Create new timer metric

pub fn new_rate(name: &str, description: &str) -> Self

Create new rate metric

pub fn value_string(&self) -> String

Get current metric value as string

Trait Implementations

impl Clone for Metric

fn clone(&self) -> Metric

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Metric

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

Formats the value using the given formatter.