Struct OpenTelemetryMetrics 

pub struct OpenTelemetryMetrics { /* private fields */ }

Registration guard for the OpenTelemetry observable instruments.

Keep this value alive for as long as metrics should be exported. Dropping it unregisters the callbacks according to the active OpenTelemetry provider.

Implementations

impl OpenTelemetryMetrics

pub fn len(&self) -> usize

Number of registered observable counters.

pub fn is_empty(&self) -> bool

Whether no observable counters are registered.

Trait Implementations

impl Debug for OpenTelemetryMetrics

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

Formats the value using the given formatter.