Function startInactiveSpan

packages/opentelemetry/src/trace.ts:148–175

(options: OpenTelemetrySpanContext)

 * it may just be a non-recording span if the span is not sampled or if tracing is disabled.
 */
export function startInactiveSpan(options: OpenTelemetrySpanContext): Span {
  const tracer = getTracer();

  const { name, parentSpan: customParentSpan } = options;

  // If `options.parentSpan` is defined, we want to wrap the callback in `withActiveSpan`
  const wrapper = getActiveSpanWrapper<Span>(customParentSpan);

  return wrapper(() => {
    const activeCtx = getContext(options.scope, options.forceTransaction);
    const missingRequiredParent = options.onlyIfParent && !trace.getSpan(activeCtx);
    let ctx = missingRequiredParent ? suppressTracing(activeCtx) : activeCtx;

    if (missingRequiredParent) {
      getClient()?.recordDroppedEvent('no_parent_span', 'span');
    }

    const spanOptions = getSpanOptions(options);

    if (!hasSpansEnabled()) {
      ctx = isTracingSuppressed(ctx) ? ctx : suppressTracing(ctx);
    }

    const span = tracer.startSpan(name, spanOptions, ctx);
    patchSpanEnd(span);
    return span;
  });
}

/**
 * Forks the current scope and sets the provided span as active span in the context of the provided callback. Can be