[−][src]Function zipkin::set_tracer
pub fn set_tracer<S, R>(
sampler: S,
reporter: R,
local_endpoint: Endpoint
) -> Result<(), SetTracerError> where
S: Sample + 'static + Sync + Send,
R: Report + 'static + Sync + Send,
Initializes the global tracer.
The tracer can only be initialized once in the lifetime of a program. Spans created before this function is called will be no-ops.
Returns an error if the tracer is already initialized.