firebase · kevmoo · Mar 25, 2026
diff --git a/packages/firebase_ui_auth/example/lib/decorations.dart b/packages/firebase_ui_auth/example/lib/decorations.dart
@@ -42,11 +42,7 @@ SideBuilder sideIcon(IconData icon) {
   return (context, constraints) {
     return Padding(
       padding: const EdgeInsets.all(20),
-      child: Icon(
-        icon,
-        color: Colors.blue,
-        size: constraints.maxWidth / 3,
-      ),
+      child: Icon(icon, color: Colors.blue, size: constraints.maxWidth / 3),
     );
   };
 }
diff --git a/packages/firebase_ui_auth/example/lib/main.dart b/packages/firebase_ui_auth/example/lib/main.dart
@@ -85,18 +85,16 @@ class FirebaseAuthUIExample extends StatelessWidget {
       ),
     );
 
-    final mfaAction = AuthStateChangeAction<MFARequired>(
-      (context, state) async {
-        final nav = Navigator.of(context);
+    final mfaAction = AuthStateChangeAction<MFARequired>((
+      context,
+      state,
+    ) async {
+      final nav = Navigator.of(context);
 
-        await startMFAVerification(
-          resolver: state.resolver,
-          context: context,
-        );
+      await startMFAVerification(resolver: state.resolver, context: context);
 
-        nav.pushReplacementNamed('/profile');
-      },
-    );
+      nav.pushReplacementNamed('/profile');
+    });
 
     return MaterialApp(
       theme: ThemeData(
@@ -224,14 +222,15 @@ class FirebaseAuthUIExample extends StatelessWidget {
           );
         },
         '/sms': (context) {
-          final arguments = ModalRoute.of(context)?.settings.arguments
-              as Map<String, dynamic>?;
+          final arguments =
+              ModalRoute.of(context)?.settings.arguments
+                  as Map<String, dynamic>?;
 
           return SMSCodeInputScreen(
             actions: [
               AuthStateChangeAction<SignedIn>((context, state) {
                 Navigator.of(context).pushReplacementNamed('/profile');
-              })
+              }),
             ],
             flowKey: arguments?['flowKey'],
             action: arguments?['action'],
@@ -240,8 +239,9 @@ class FirebaseAuthUIExample extends StatelessWidget {
           );
         },
         '/forgot-password': (context) {
-          final arguments = ModalRoute.of(context)?.settings.arguments
-              as Map<String, dynamic>?;
+          final arguments =
+              ModalRoute.of(context)?.settings.arguments
+                  as Map<String, dynamic>?;
 
           return ForgotPasswordScreen(
             email: arguments?['email'],
@@ -274,7 +274,8 @@ class FirebaseAuthUIExample extends StatelessWidget {
               mfaAction,
             ],
             actionCodeSettings: actionCodeSettings,
-            showMFATile: kIsWeb ||
+            showMFATile:
+                kIsWeb ||
                 platform == TargetPlatform.iOS ||
                 platform == TargetPlatform.android,
             showUnlinkConfirmationDialog: true,
@@ -375,10 +376,7 @@ class _AppTrackingTransparencyCardState
         children: [
           const Text('App tracking allowed'),
           const SizedBox(width: 12),
-          Switch(
-            value: _isAllowed,
-            onChanged: _onToggleChanged,
-          ),
+          Switch(value: _isAllowed, onChanged: _onToggleChanged),
         ],
       ),
     );

diff --git a/packages/firebase_ui_auth/example/pubspec.yaml b/packages/firebase_ui_auth/example/pubspec.yaml
@@ -18,7 +18,7 @@ publish_to: "none" # Remove this line if you wish to publish to pub.dev
 version: 1.0.0+1
 
 environment:
-  sdk: ^3.5.0
+  sdk: ^3.9.0
 
 resolution: workspace
 

diff --git a/packages/firebase_ui_auth/lib/src/actions.dart b/packages/firebase_ui_auth/lib/src/actions.dart
@@ -103,11 +103,8 @@ class AccountDeletedAction extends FirebaseUIAction {
 /// {@endtemplate}
 class DisplayNameChangedAction extends FirebaseUIAction {
   /// A callback that is being called when user has changed their display name.
-  final void Function(
-    BuildContext context,
-    String? oldName,
-    String newName,
-  ) callback;
+  final void Function(BuildContext context, String? oldName, String newName)
+  callback;
 
   /// {@macro ui.auth.actions.display_name_changed}
   DisplayNameChangedAction(this.callback);

diff --git a/packages/firebase_ui_auth/lib/src/auth_flow.dart b/packages/firebase_ui_auth/lib/src/auth_flow.dart
@@ -100,10 +100,10 @@ class AuthFlow<T extends AuthProvider> extends ValueNotifier<AuthState>
 
     /// {@macro ui.auth.auth_action}
     AuthAction? action,
-  })  : auth = auth ?? fba.FirebaseAuth.instance,
-        _action = action,
-        _provider = provider,
-        super(initialState) {
+  }) : auth = auth ?? fba.FirebaseAuth.instance,
+       _action = action,
+       _provider = provider,
+       super(initialState) {
     _provider.authListener = this;
     _provider.auth = auth ?? fba.FirebaseAuth.instance;
   }

diff --git a/packages/firebase_ui_auth/lib/src/auth_state.dart b/packages/firebase_ui_auth/lib/src/auth_state.dart
@@ -199,11 +199,8 @@ class AuthStateTransition<T extends AuthController> extends Notification {
   AuthStateTransition(this.from, this.to, this.controller);
 }
 
-typedef AuthStateListenerCallback<T extends AuthController> = bool? Function(
-  AuthState oldState,
-  AuthState state,
-  T controller,
-);
+typedef AuthStateListenerCallback<T extends AuthController> =
+    bool? Function(AuthState oldState, AuthState state, T controller);
 
 /// {@template ui.auth.auth_state.auth_state_listener}
 /// A [Widget] that could be used to listen auth state transitions.

diff --git a/packages/firebase_ui_auth/lib/src/configs/countries.dart b/packages/firebase_ui_auth/lib/src/configs/countries.dart
@@ -53,7 +53,7 @@ final countries = [
   {
     'name': 'Democratic Republic of the Congo',
     'phoneCode': '243',
-    'countryCode': 'CD'
+    'countryCode': 'CD',
   },
   {'name': 'Denmark', 'phoneCode': '45', 'countryCode': 'DK'},
   {'name': 'Djibouti', 'phoneCode': '253', 'countryCode': 'DJ'},
@@ -166,12 +166,12 @@ final countries = [
   {
     'name': 'Saint Pierre and Miquelon',
     'phoneCode': '508',
-    'countryCode': 'PM'
+    'countryCode': 'PM',
   },
   {
     'name': 'Saint Vincent and the Grenadines',
     'phoneCode': '1-784',
-    'countryCode': 'VC'
+    'countryCode': 'VC',
   },
   {'name': 'Samoa', 'phoneCode': '685', 'countryCode': 'WS'},
   {'name': 'Sao Tome and Principe', 'phoneCode': '239', 'countryCode': 'ST'},
@@ -202,7 +202,7 @@ final countries = [
   {
     'name': 'Turks and Caicos Islands',
     'phoneCode': '1-649',
-    'countryCode': 'TC'
+    'countryCode': 'TC',
   },
   {'name': 'U.S. Virgin Islands', 'phoneCode': '1-340', 'countryCode': 'VI'},
   {'name': 'Uganda', 'phoneCode': '256', 'countryCode': 'UG'},
@@ -216,7 +216,7 @@ final countries = [
   {'name': 'Vietnam', 'phoneCode': '84', 'countryCode': 'VN'},
   {'name': 'Yemen', 'phoneCode': '967', 'countryCode': 'YE'},
   {'name': 'Zambia', 'phoneCode': '260', 'countryCode': 'ZM'},
-  {'name': 'Zimbabwe', 'phoneCode': '263', 'countryCode': 'ZW'}
+  {'name': 'Zimbabwe', 'phoneCode': '263', 'countryCode': 'ZW'},
 ].map(_CountryCodeItem.fromJson);
 
 final countriesByCountryCode = countries.fold<Map<String, _CountryCodeItem>>(

diff --git a/packages/firebase_ui_auth/lib/src/email_verification.dart b/packages/firebase_ui_auth/lib/src/email_verification.dart
@@ -47,8 +47,8 @@ class EmailVerificationController extends ValueNotifier<EmailVerificationState>
   StreamSubscription<Uri>? _linkSubscription;
 
   EmailVerificationController(this.auth, {AppLinks? appLinks})
-      : _appLinks = appLinks ?? AppLinks(),
-        super(EmailVerificationState.unresolved) {
+    : _appLinks = appLinks ?? AppLinks(),
+      super(EmailVerificationState.unresolved) {
     final user = auth.currentUser;
 
     if (user != null) {

diff --git a/packages/firebase_ui_auth/lib/src/flows/email_flow.dart b/packages/firebase_ui_auth/lib/src/flows/email_flow.dart
@@ -39,10 +39,7 @@ class EmailAuthFlow extends AuthFlow<EmailAuthProvider>
 
     /// {@macro ui.auth.auth_action}
     super.action,
-  }) : super(
-          initialState: AwaitingEmailAndPassword(),
-          provider: provider,
-        );
+  }) : super(initialState: AwaitingEmailAndPassword(), provider: provider);
 
   @override
   void onBeforeSignIn() {

diff --git a/packages/firebase_ui_auth/lib/src/flows/email_link_flow.dart b/packages/firebase_ui_auth/lib/src/flows/email_link_flow.dart
@@ -38,10 +38,7 @@ class EmailLinkFlow extends AuthFlow<EmailLinkAuthProvider>
 
     /// {@macro ui.auth.auth_flow.ctor.provider}
     required super.provider,
-  }) : super(
-          action: AuthAction.signIn,
-          initialState: const Uninitialized(),
-        );
+  }) : super(action: AuthAction.signIn, initialState: const Uninitialized());
 
   @override
   void sendLink(String email) {

diff --git a/packages/firebase_ui_auth/lib/src/flows/oauth_flow.dart b/packages/firebase_ui_auth/lib/src/flows/oauth_flow.dart
@@ -27,9 +27,7 @@ class OAuthFlow extends AuthFlow<OAuthProvider>
 
     /// {@macro ui.auth.auth_controller.auth}
     super.auth,
-  }) : super(
-          initialState: const Uninitialized(),
-        );
+  }) : super(initialState: const Uninitialized());
 
   @override
   void signIn(TargetPlatform platform) {

diff --git a/packages/firebase_ui_auth/lib/src/flows/phone_auth_flow.dart b/packages/firebase_ui_auth/lib/src/flows/phone_auth_flow.dart
@@ -52,11 +52,7 @@ class SMSCodeSent extends AuthState {
   fba.ConfirmationResult? confirmationResult;
 
   /// {@macro ui.auth.flows.phone_auth_flow}
-  SMSCodeSent({
-    this.verificationId,
-    this.resendToken,
-    this.confirmationResult,
-  });
+  SMSCodeSent({this.verificationId, this.resendToken, this.confirmationResult});
 }
 
 /// {@template ui.auth.flows.autoresolution_failed_exception}
@@ -112,9 +108,7 @@ class PhoneAuthFlow extends AuthFlow<PhoneAuthProvider>
 
     /// {@macro ui.auth.auth_action}
     super.action,
-  }) : super(
-          initialState: AwaitingPhoneNumber(),
-        );
+  }) : super(initialState: AwaitingPhoneNumber());
 
   @override
   void acceptPhoneNumber(
@@ -221,7 +215,8 @@ class SMSCodeRequestedAction extends FirebaseUIAction {
     AuthAction? action,
     Object flowKey,
     String phoneNumber,
-  ) callback;
+  )
+  callback;
 
   /// {@macro ui.auth.flows.phone_auth_flow.sms_code_requested_action}
   SMSCodeRequestedAction(this.callback);

diff --git a/packages/firebase_ui_auth/lib/src/mfa.dart b/packages/firebase_ui_auth/lib/src/mfa.dart
@@ -10,12 +10,13 @@ import 'package:firebase_ui_auth/src/widgets/internal/universal_page_route.dart'
 import 'package:flutter/scheduler.dart';
 import 'package:flutter/widgets.dart';
 
-typedef SMSCodeInputScreenBuilder = Widget Function(
-  BuildContext context,
-  List<FirebaseUIAction> actions,
-  Object flowKey,
-  AuthAction action,
-);
+typedef SMSCodeInputScreenBuilder =
+    Widget Function(
+      BuildContext context,
+      List<FirebaseUIAction> actions,
+      Object flowKey,
+      AuthAction action,
+    );
 
 Future<fba.UserCredential> startMFAVerification({
   required BuildContext context,
@@ -105,10 +106,7 @@ Future<fba.UserCredential> startPhoneMFAVerification({
     );
   }
 
-  final pageRoute = createPageRoute(
-    context: context,
-    builder: builder,
-  );
+  final pageRoute = createPageRoute(context: context, builder: builder);
 
   navigator.push(pageRoute);
 

diff --git a/packages/firebase_ui_auth/lib/src/navigation/authentication.dart b/packages/firebase_ui_auth/lib/src/navigation/authentication.dart
@@ -32,7 +32,7 @@ Future<bool> showReauthenticateDialog({
     context: context,
     barrierDismissible: true,
     barrierLabel: l.cancelButtonLabel,
-    pageBuilder: (_, __, ___) => FirebaseUIActions.inherit(
+    pageBuilder: (_, _, _) => FirebaseUIActions.inherit(
       from: context,
       child: ReauthenticateDialog(
         providers: providers,

diff --git a/packages/firebase_ui_auth/lib/src/providers/auth_provider.dart b/packages/firebase_ui_auth/lib/src/providers/auth_provider.dart
@@ -61,8 +61,10 @@ abstract class AuthListener {
 /// An interface that all auth providers should implement.
 /// Contains shared authentication logic.
 /// {@endtemplate}
-abstract class AuthProvider<T extends AuthListener,
-    K extends fba.AuthCredential> {
+abstract class AuthProvider<
+  T extends AuthListener,
+  K extends fba.AuthCredential
+> {
   /// {@macro ui.auth.auth_controller.auth}
   late fba.FirebaseAuth auth;
 

diff --git a/packages/firebase_ui_auth/lib/src/providers/email_auth_provider.dart b/packages/firebase_ui_auth/lib/src/providers/email_auth_provider.dart
@@ -42,10 +42,9 @@ class EmailAuthProvider
     String password, [
     AuthAction action = AuthAction.signIn,
   ]) {
-    final credential = fba.EmailAuthProvider.credential(
-      email: email,
-      password: password,
-    ) as fba.EmailAuthCredential;
+    final credential =
+        fba.EmailAuthProvider.credential(email: email, password: password)
+            as fba.EmailAuthCredential;
 
     onCredentialReceived(credential, action);
   }

diff --git a/packages/firebase_ui_auth/lib/src/providers/phone_auth_provider.dart b/packages/firebase_ui_auth/lib/src/providers/phone_auth_provider.dart
@@ -100,15 +100,18 @@ class PhoneAuthProvider
       );
       onCredentialReceived(credential, action);
     } else {
-      confirmationResult!.confirm(code).then((userCredential) {
-        if (action == AuthAction.link) {
-          authListener.onCredentialLinked(userCredential.credential!);
-        } else {
-          authListener.onSignedIn(userCredential);
-        }
-      }).catchError((err) {
-        authListener.onError(err);
-      });
+      confirmationResult!
+          .confirm(code)
+          .then((userCredential) {
+            if (action == AuthAction.link) {
+              authListener.onCredentialLinked(userCredential.credential!);
+            } else {
+              authListener.onSignedIn(userCredential);
+            }
+          })
+          .catchError((err) {
+            authListener.onError(err);
+          });
     }
   }
 

diff --git a/packages/firebase_ui_auth/lib/src/screens/email_link_sign_in_screen.dart b/packages/firebase_ui_auth/lib/src/screens/email_link_sign_in_screen.dart
@@ -71,17 +71,11 @@ class EmailLinkSignInScreen extends ProviderScreen<EmailLinkAuthProvider> {
         desktopLayoutDirection: desktopLayoutDirection,
         child: Padding(
           padding: const EdgeInsets.all(32),
-          child: EmailLinkSignInView(
-            auth: auth,
-            provider: provider,
-          ),
+          child: EmailLinkSignInView(auth: auth, provider: provider),
         ),
       ),
     );
 
-    return FirebaseUIActions(
-      actions: actions ?? const [],
-      child: child,
-    );
+    return FirebaseUIActions(actions: actions ?? const [], child: child);
   }
 }