snapshot of https://github.com/RocketChat/Rocket.Chat.git (develop, 2026-09-16; blobs > 131072B omitted)

apps/meteor/client/views/root/OutermostErrorBoundary.tsx

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+import Bugsnag from '@bugsnag/js';
+import type { BugsnagErrorBoundary as BugsnagErrorBoundaryComponent } from '@bugsnag/plugin-react';
+import BugsnagPluginReact from '@bugsnag/plugin-react';
+import type { ReactNode } from 'react';
+import * as React from 'react';
+import { ErrorBoundary } from 'react-error-boundary';
+
+import AppErrorPage from './AppErrorPage';
+import { Info } from '../../../app/utils/rocketchat.info';
+
+declare global {
+	// eslint-disable-next-line @typescript-eslint/naming-convention
+	interface Window {
+		__BUGSNAG_KEY__: string;
+	}
+}
+
+let BugsnagErrorBoundary: BugsnagErrorBoundaryComponent | undefined;
+
+if (window.__BUGSNAG_KEY__) {
+	Bugsnag.start({
+		apiKey: window.__BUGSNAG_KEY__,
+		appVersion: Info.version,
+		plugins: [new BugsnagPluginReact()],
+		onError(event) {
+			// Skip the benign "ResizeObserver loop" browser warning (not a crash; emitted in bulk by
+			// virtua during message-list scroll). See CORE-2209.
+			const errorMessage = event.errors?.[0]?.errorMessage;
+			if (typeof errorMessage === 'string' && errorMessage.startsWith('ResizeObserver loop')) {
+				return false;
+			}
+		},
+	});
+
+	BugsnagErrorBoundary = Bugsnag.getPlugin('react')?.createErrorBoundary(React);
+}
+
+export type OutermostErrorBoundaryProps = {
+	children: ReactNode;
+};
+
+const OutermostErrorBoundary = ({ children }: OutermostErrorBoundaryProps) => {
+	if (BugsnagErrorBoundary) {
+		return <BugsnagErrorBoundary FallbackComponent={AppErrorPage}>{children}</BugsnagErrorBoundary>;
+	}
+
+	return <ErrorBoundary fallbackRender={() => <AppErrorPage />}>{children}</ErrorBoundary>;
+};
+
+export default OutermostErrorBoundary;