Struct InMemoryMetrics 

pub struct InMemoryMetrics { /* private fields */ }

In-memory metrics collector.

Collects latency samples, counter increments, and gauge values. Thread-safe via internal Mutex.

Implementations

impl InMemoryMetrics

pub fn new() -> Self

pub fn snapshot(&self) -> MetricsSnapshot

Take a snapshot of all collected metrics.

Trait Implementations

impl Default for InMemoryMetrics

fn default() -> Self

Returns the “default value” for a type.

impl Metrics for InMemoryMetrics

fn record_latency(&self, operation: &str, duration_ms: f64)

Record a latency measurement for an operation.

fn increment_counter(&self, name: &str, delta: u64)

Increment a named counter.

fn record_gauge(&self, name: &str, value: f64)

Record a gauge (point-in-time) value.