Struct Tracer 

pub struct Tracer { /* private fields */ }

Performance tracer with interior mutability

Implementations

impl Tracer

pub fn new() -> Self

Create a new tracer with default config

pub fn with_config(config: TraceConfig) -> Self

Create a tracer with custom config

pub fn config(&self) -> &TraceConfig

Get configuration

pub fn is_recording(&self) -> bool

Check if recording

pub fn start(&mut self)

Start recording

pub fn stop(&mut self) -> Trace

Stop recording and return trace

pub fn span(&self, name: &str) -> SpanGuard

Create a new span

pub fn active_span_count(&self) -> usize

Get current span count

pub fn completed_span_count(&self) -> usize

Get completed span count

Trait Implementations

impl Debug for Tracer

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

Formats the value using the given formatter.

impl Default for Tracer

fn default() -> Self

Returns the “default value” for a type.