Switch back to passing error

packages/browser-utils/src/instrument/xhr.ts

@@ -82,7 +82,7 @@ export function instrumentXHR(): void {
             endTimestamp: timestampInSeconds() * 1000,
             startTimestamp,
             xhr: xhrOpenThisArg,
-            stack: virtualError.stack,
+            virtualError,
           };
           triggerHandlers('xhr', handlerData);
         }

packages/browser/src/integrations/httpclient.ts

@@ -70,7 +70,7 @@ function _fetchResponseHandler(
   requestInfo: RequestInfo,
   response: Response,
   requestInit?: RequestInit,
-  stack?: string,
+  error?: unknown,
 ): void {
   if (_shouldCaptureResponse(options, response.status, response.url)) {
     const request = _getRequest(requestInfo, requestInit);
@@ -90,7 +90,7 @@ function _fetchResponseHandler(
       responseHeaders,
       requestCookies,
       responseCookies,
-      stacktrace: stack,
+      error,
     });
 
     captureEvent(event);
@@ -129,7 +129,7 @@ function _xhrResponseHandler(
   xhr: XMLHttpRequest,
   method: string,
   headers: Record<string, string>,
-  stack?: string,
+  error?: unknown,
 ): void {
   if (_shouldCaptureResponse(options, xhr.status, xhr.responseURL)) {
     let requestHeaders, responseCookies, responseHeaders;
@@ -162,7 +162,7 @@ function _xhrResponseHandler(
       // Can't access request cookies from XHR
       responseHeaders,
       responseCookies,
-      stacktrace: stack,
+      error,
     });
 
     captureEvent(event);
@@ -292,14 +292,14 @@ function _wrapFetch(client: Client, options: HttpClientOptions): void {
       return;
     }
 
-    const { response, args } = handlerData;
+    const { response, args, error, virtualError } = handlerData;
     const [requestInfo, requestInit] = args as [RequestInfo, RequestInit | undefined];
 
     if (!response) {
       return;
     }
 
-    _fetchResponseHandler(options, requestInfo, response as Response, requestInit, handlerData.stack);
+    _fetchResponseHandler(options, requestInfo, response as Response, requestInit, error || virtualError);
   }, false);
 }
 
@@ -316,6 +316,8 @@ function _wrapXHR(client: Client, options: HttpClientOptions): void {
       return;
     }
 
+    const { error, virtualError } = handlerData;
+
     const xhr = handlerData.xhr as SentryWrappedXMLHttpRequest & XMLHttpRequest;
 
     const sentryXhrData = xhr[SENTRY_XHR_DATA_KEY];
@@ -327,7 +329,7 @@ function _wrapXHR(client: Client, options: HttpClientOptions): void {
     const { method, request_headers: headers } = sentryXhrData;
 
     try {
-      _xhrResponseHandler(options, xhr, method, headers, handlerData.stack);
+      _xhrResponseHandler(options, xhr, method, headers, error || virtualError);
     } catch (e) {
       DEBUG_BUILD && logger.warn('Error while extracting response event form XHR response', e);
     }
@@ -362,13 +364,12 @@ function _createEvent(data: {
   responseCookies?: Record<string, string>;
   requestHeaders?: Record<string, string>;
   requestCookies?: Record<string, string>;
-  stacktrace?: string;
+  error?: unknown;
 }): SentryEvent {
   const client = getClient();
-  const virtualStackTrace = client && data.stacktrace ? data.stacktrace : undefined;
+  const virtualStackTrace = client && data.error && data.error instanceof Error ? data.error.stack : undefined;
   // Remove the first frame from the stack as it's the HttpClient call
   const stack = virtualStackTrace && client ? client.getOptions().stackParser(virtualStackTrace, 0, 1) : undefined;
-
   const message = `HTTP Client Error with status code: ${data.status}`;
 
   const event: SentryEvent = {

packages/core/src/types-hoist/instrument.ts

@@ -32,7 +32,9 @@ export interface HandlerDataXhr {
   xhr: SentryWrappedXMLHttpRequest;
   startTimestamp?: number;
   endTimestamp?: number;
-  stack?: string;
+  error?: unknown;
+  // This is to be consumed by the HttpClient integration
+  virtualError?: unknown;
 }
 
 interface SentryFetchData {
@@ -57,7 +59,8 @@ export interface HandlerDataFetch {
     headers: WebFetchHeaders;
   };
   error?: unknown;
-  stack?: string;
+  // This is to be consumed by the HttpClient integration
+  virtualError?: unknown;
 }
 
 export interface HandlerDataDom {

packages/core/src/utils-hoist/instrument/fetch.ts

@@ -48,15 +48,14 @@ function instrumentFetch(onFetchResolved?: (response: Response) => void, skipNat
 
   fill(GLOBAL_OBJ, 'fetch', function (originalFetch: () => void): () => void {
     return function (...args: any[]): void {
-      // We capture the stack right here and not in the Promise error callback because Safari (and probably other
+      // We capture the error right here and not in the Promise error callback because Safari (and probably other
       // browsers too) will wipe the stack trace up to this point, only leaving us with this file which is useless.
 
       // NOTE: If you are a Sentry user, and you are seeing this stack frame,
       //       it means the error, that was caused by your fetch call did not
       //       have a stack trace, so the SDK backfilled the stack trace so
       //       you can see which fetch call failed.
       const virtualError = new Error();
-      const virtualStackTrace = virtualError.stack;
 
       const { method, url } = parseFetchArgs(args);
       const handlerData: HandlerDataFetch = {
@@ -66,7 +65,8 @@ function instrumentFetch(onFetchResolved?: (response: Response) => void, skipNat
           url,
         },
         startTimestamp: timestampInSeconds() * 1000,
-        stack: virtualStackTrace,
+        // // Adding the error to be able to fingerprint the failed fetch event in HttpClient instrumentation
+        virtualError,
       };
 
       // if there is no callback, fetch is instrumented directly
@@ -82,7 +82,6 @@ function instrumentFetch(onFetchResolved?: (response: Response) => void, skipNat
           if (onFetchResolved) {
             onFetchResolved(response);
           } else {
-            // Adding the stacktrace to be able to fingerprint the failed fetch event in HttpClient instrumentation
             triggerHandlers('fetch', {
               ...handlerData,
               endTimestamp: timestampInSeconds() * 1000,
@@ -104,7 +103,7 @@ function instrumentFetch(onFetchResolved?: (response: Response) => void, skipNat
             //       it means the error, that was caused by your fetch call did not
             //       have a stack trace, so the SDK backfilled the stack trace so
             //       you can see which fetch call failed.
-            error.stack = virtualStackTrace;
+            error.stack = virtualError.stack;
             addNonEnumerableProperty(error, 'framesToPop', 1);
           }