Struct NoopMetrics 

pub struct NoopMetrics;

A no-op Metrics implementation that discards all events.

Trait Implementations

impl Debug for NoopMetrics

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

Formats the value using the given formatter.

impl Default for NoopMetrics

fn default() -> NoopMetrics

Returns the “default value” for a type.

impl Metrics for NoopMetrics

fn on_request(&self, _method: &str)

Called when a request is received, before processing.

fn on_response(&self, _method: &str)

Called when a response is successfully sent.

fn on_error(&self, _method: &str, _error: &str)

Called when a request results in an error.

fn on_latency(&self, _method: &str, _duration: Duration)

Called when a request completes (successfully or not) with the wall-clock duration from receipt to response.

fn on_queue_depth_change(&self, _active_queues: usize)

Called when the number of active event queues changes.

fn on_connection_pool_stats(&self, _stats: &ConnectionPoolStats)

Called with connection pool statistics when available.