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[go_router] Fix: guard empty matches in _findCurrentNavigators and popRoute #11911

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[go_router] Fix: guard empty matches in _findCurrentNavigators and popRoute #11911

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7aaae97
Fix: guard empty matches in _findCurrentNavigators and popRoute
abhaysaqi Jun 16, 2026
6530be3
Fix: use currentConfiguration.isEmpty instead of currentConfiguration…
abhaysaqi Jun 16, 2026
bd1dca7
Update packages/go_router/lib/src/delegate.dart
abhaysaqi Jun 16, 2026
d5b6e12
[go_router] Update version to 17.3.1 and add CHANGELOG entry
abhaysaqi Jun 18, 2026
5170dc2
Merge branch 'fix-go-router-pop-route-empty-matches' of https://githu…
abhaysaqi Jun 18, 2026
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8 changes: 6 additions & 2 deletions packages/go_router/lib/src/delegate.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,9 @@ class GoRouterDelegate extends RouterDelegate<RouteMatchList> with ChangeNotifie
return true; // Return true if maybePop handled the pop
}
}

if (currentConfiguration.matches.isEmpty) {
return false;
}
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// Fallback to onExit if maybePop did not handle the pop
final GoRoute lastRoute = currentConfiguration.last.route;
if (lastRoute.onExit != null && navigatorKey.currentContext != null) {
Expand Down Expand Up @@ -115,7 +117,9 @@ class GoRouterDelegate extends RouterDelegate<RouteMatchList> with ChangeNotifie
// Set state directly without canPop check
states.add(navigatorKey.currentState!);
}

if (currentConfiguration.matches.isEmpty) {
return states.reversed;
}
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RouteMatchBase walker = currentConfiguration.matches.last;
while (walker is ShellRouteMatch) {
final NavigatorState potentialCandidate = walker.navigatorKey.currentState!;
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17 changes: 17 additions & 0 deletions packages/go_router/test/delegate_test.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -345,6 +345,23 @@ void main() {
});
});

testWidgets('popRoute does not throw Bad state when currentConfiguration is empty', (
WidgetTester tester,
) async {
final GoRouter goRouter = GoRouter(
initialLocation: '/',
routes: <GoRoute>[GoRoute(path: '/', builder: (_, _) => const DummyStatefulWidget())],
);
addTearDown(goRouter.dispose);
await tester.pumpWidget(MaterialApp.router(routerConfig: goRouter));

// Simulate empty configuration (e.g. startup window before first route resolves)
goRouter.routerDelegate.currentConfiguration = RouteMatchList.empty;

// Should return false without throwing "Bad state: No element"
expect(await goRouter.routerDelegate.popRoute(), isFalse);
});

group('push', () {
testWidgets('It should return different pageKey when push is called', (
WidgetTester tester,
Expand Down