Filter out events with react-native origin from the native layer

packages/core/android/src/main/java/io/sentry/react/RNSentryModuleImpl.java

@@ -26,6 +26,8 @@
 import com.facebook.react.bridge.WritableNativeArray;
 import com.facebook.react.bridge.WritableNativeMap;
 import com.facebook.react.modules.core.DeviceEventManagerModule;
+
+import io.sentry.Breadcrumb;
 import io.sentry.HubAdapter;
 import io.sentry.ILogger;
 import io.sentry.IScope;
@@ -75,6 +77,7 @@
 import java.io.InputStream;
 import java.nio.charset.Charset;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Properties;
@@ -891,6 +894,17 @@ public void fetchNativeDeviceContexts(Promise promise) {
     }
 
     final @Nullable IScope currentScope = InternalSentrySdk.getCurrentScope();
+    if (currentScope != null) {
+      // Remove react-native breadcrumbs
+      Iterator<Breadcrumb> breadcrumbsIterator = currentScope.getBreadcrumbs().iterator();
+      while (breadcrumbsIterator.hasNext()) {
+        Breadcrumb breadcrumb = breadcrumbsIterator.next();
+        if ("react-native".equals(breadcrumb.getOrigin())) {
+          breadcrumbsIterator.remove();
+        }
+      }
+    }
+
     final @NotNull Map<String, Object> serialized =
         InternalSentrySdk.serializeScope(context, (SentryAndroidOptions) options, currentScope);
     final @Nullable Object deviceContext = RNSentryMapConverter.convertToWritable(serialized);

packages/core/ios/RNSentry.mm

@@ -382,6 +382,17 @@ - (NSDictionary*) fetchNativeStackFramesBy: (NSArray<NSNumber*>*)instructionsAdd
 
     [serializedScope setValue:contexts forKey:@"contexts"];
     [serializedScope removeObjectForKey:@"context"];
+
+    // Remove react-native breadcrumbs
+    NSMutableArray<NSDictionary<NSString *, id> *> *breadcrumbs = [serializedScope[@"breadcrumbs"] mutableCopy];
+    for (NSInteger i = breadcrumbs.count - 1; i >= 0; i--) {
+        NSDictionary<NSString *, id> *breadcrumb = breadcrumbs[i];
+        if ([breadcrumb[@"origin"] isEqualToString:@"react-native"]) {
+            [breadcrumbs removeObjectAtIndex:i];
+        }
+    }
+    [serializedScope setValue:breadcrumbs forKey:@"breadcrumbs"];
+
     resolve(serializedScope);
 }