Struct Tracer 

pub struct Tracer { /* private fields */ }

Tracer for collecting spans

Implementations

impl Tracer

pub fn new() -> Self

pub fn record(&self, span: CompletedSpan)

pub fn get_spans(&self) -> Vec<CompletedSpan>

pub fn clear(&self)

pub fn to_jaeger_json(&self) -> String

Export spans in Jaeger format

Examples found in repository

examples/industry40_tracing.rs (line 64)

fn main() {
    let rt = Runtime::new();

    println!("🔍 Distributed Tracing Demo - Industry 4.0");
    println!("=========================================\n");

    rt.block_on(async move {
        let ctx = TraceContext::new("order-processing-service");

        println!("Trace ID: {:016x}", ctx.trace_id);
        println!("Starting order processing...\n");

        // Process multiple batches
        let batch1 = vec![1001, 1002, 1003];
        let batch2 = vec![2001, 2002];

        process_batch(&ctx, 1, batch1).await;
        println!();
        process_batch(&ctx, 2, batch2).await;
        println!();

        // Export trace data
        println!("📤 Jaeger Trace Export");
        println!("=====================");
        println!("{}", rt.tracer().to_jaeger_json());
    });
}

Trait Implementations

impl Clone for Tracer

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for Tracer

fn default() -> Self

Returns the “default value” for a type.