misc(browser): Log when event is dropped by Dedupe integration (getsentry#3943)

kamilogorek · web-flow · commit 9c516f571c0d · 2021-08-31T16:20:25.000+02:00
diff --git a/packages/browser/src/integrations/dedupe.ts b/packages/browser/src/integrations/dedupe.ts
@@ -1,4 +1,5 @@
 import { Event, EventProcessor, Exception, Hub, Integration, StackFrame } from '@sentry/types';
+import { logger } from '@sentry/utils';
 
 /** Deduplication filter */
 export class Dedupe implements Integration {
@@ -27,6 +28,7 @@ export class Dedupe implements Integration {
         // Juuust in case something goes wrong
         try {
           if (self._shouldDropEvent(currentEvent, self._previousEvent)) {
+            logger.warn(`Event dropped due to being a duplicate of previously captured event.`);
             return null;
           }
         } catch (_oO) {
diff --git a/packages/integrations/src/dedupe.ts b/packages/integrations/src/dedupe.ts
@@ -1,4 +1,5 @@
 import { Event, EventProcessor, Exception, Hub, Integration, StackFrame } from '@sentry/types';
+import { logger } from '@sentry/utils';
 
 /** Deduplication filter */
 export class Dedupe implements Integration {
@@ -27,6 +28,7 @@ export class Dedupe implements Integration {
         // Juuust in case something goes wrong
         try {
           if (self._shouldDropEvent(currentEvent, self._previousEvent)) {
+            logger.warn(`Event dropped due to being a duplicate of previously captured event.`);
             return null;
           }
         } catch (_oO) {
