Struct ProfileRecorder 

pub struct ProfileRecorder { /* private fields */ }

Records ResourceSpan data from a running program.

Usage:

use grafos_profile::ProfileRecorder;
use grafos_observe::span::ResourceSpan;
use grafos_observe::trace::TraceContext;

let mut recorder = ProfileRecorder::start();
// ... instrument program, record spans ...
let recording = recorder.stop();
recording.save("/tmp/profile.ndjson").unwrap();

Implementations

impl ProfileRecorder

pub fn start() -> Self

Begin recording. Call stop to finish and get the recording.

pub fn with_program_name(self, name: &str) -> Self

Set an optional program name for the recording header.

pub fn record_span(&mut self, span: ResourceSpan)

Record a completed span.

pub fn span_count(&self) -> usize

Number of spans captured so far.

pub fn stop(self) -> ProfileRecording

Stop recording and return the captured data.