Function getTraceId

packages/browser/src/profiling/utils.ts:116–131

(event: Event)

}

function getTraceId(event: Event): string {
  const traceId: unknown = event.contexts?.trace?.trace_id;
  // Log a warning if the profile has an invalid traceId (should be uuidv4).
  // All profiles and transactions are rejected if this is the case and we want to
  // warn users that this is happening if they enable debug flag
  if (typeof traceId === 'string' && traceId.length !== 32) {
    if (DEBUG_BUILD) {
      debug.log(`[Profiling] Invalid traceId: ${traceId} on profiled event`);
    }
  }
  if (typeof traceId !== 'string') {
    return '';
  }

  return traceId;
}
/**
 * Creates a profiling event envelope from a Sentry event. If profile does not pass
 * validation, returns null.