opentelemetry-traceable 0.2.0

Per-function, multi-instrumentation, dynamically-configurable tracing library on top of opentelemetry-rust
Documentation 
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use opentelemetry::Context;
use opentelemetry::trace::{SpanBuilder, TraceContextExt, Tracer};

/// Object-safe view of a [`Tracer`]
pub trait DynTracer: Send + Sync {
    fn start_in(&self, builder: SpanBuilder, parent: &Context) -> Context;
}

impl<T> DynTracer for T
where
    T: Tracer + Send + Sync,
    T::Span: Send + Sync + 'static,
{
    fn start_in(&self, builder: SpanBuilder, parent: &Context) -> Context {
        let span = self.build_with_context(builder, parent);
        parent.with_span(span)
    }
}