Function withActiveSpan

packages/opentelemetry/src/trace.ts:186–189

(span: Span | null, callback: (scope: Scope) => T)

 * @returns the value returned from the provided callback function.
 */
export function withActiveSpan<T>(span: Span | null, callback: (scope: Scope) => T): T {
  const newContextWithActiveSpan = span ? trace.setSpan(context.active(), span) : trace.deleteSpan(context.active());
  return context.with(newContextWithActiveSpan, () => callback(getCurrentScope()));
}

function getTracer(): Tracer {
  const client = getClient<Client & OpenTelemetryClient>();