Function getOtelParentSpanId

packages/core/src/utils/spanUtils.ts:258–264

* In preparation for the next major of OpenTelemetry, we want to support * looking up the parent span id according to the new API * In OTel v1, the parent span id is accessed as `parentSpanId` * In OTel v2, the parent span id is accessed as `spanId` on the `parentSpanContext`

(span: OpenTelemetrySdkTraceBaseSpan)

 * In OTel v2, the parent span id is accessed as `spanId` on the `parentSpanContext`
 */
function getOtelParentSpanId(span: OpenTelemetrySdkTraceBaseSpan): string | undefined {
  return 'parentSpanId' in span
    ? span.parentSpanId
    : 'parentSpanContext' in span
      ? (span.parentSpanContext as { spanId?: string } | undefined)?.spanId
      : undefined;
}

/**
 * Converts a {@link StreamedSpanJSON} to a {@link SerializedSpan}.