export things for future test use

Author: lobsterkatie

packages/tracing/src/browser/browsertracing.ts

@@ -217,7 +217,7 @@ export class BrowserTracing implements Integration {
  *
  * @returns Transaction context data from the header or undefined if there's no header or the header is malformed
  */
-function getHeaderContext(): Partial<TransactionContext> | undefined {
+export function getHeaderContext(): Partial<TransactionContext> | undefined {
   const header = getMetaContent('sentry-trace');
   if (header) {
     return extractTraceparentData(header);

packages/tracing/src/browser/request.ts

@@ -54,7 +54,7 @@ export interface FetchData {
 }
 
 /** Data returned from XHR request */
-interface XHRData {
+export interface XHRData {
   xhr?: {
     __sentry_xhr__?: {
       method: string;
@@ -198,7 +198,7 @@ export function fetchCallback(
 /**
  * Create and track xhr request spans
  */
-function xhrCallback(
+export function xhrCallback(
   handlerData: XHRData,
   shouldCreateSpan: (url: string) => boolean,
   spans: Record<string, Span>,