feat(signals_flutter): Add MultiSignalProvider

packages/signals_flutter/lib/signals_flutter.dart

@@ -13,3 +13,4 @@ export 'src/mixins/signals.dart';
 export 'src/mixins/value_listenable.dart';
 export 'src/mixins/value_notifier.dart';
 export 'src/inherited_widget/signal.dart';
+export 'src/inherited_widget/multi_signal.dart';

packages/signals_flutter/lib/src/inherited_widget/multi_signal.dart

@@ -0,0 +1,32 @@
+import 'package:flutter/widgets.dart';
+
+import '../core/readonly.dart';
+import 'signal.dart';
+
+/// Takes a list of signals and a child and provides them to the widget tree
+class MultiSignalProvider extends StatelessWidget {
+  /// Takes a list of signals and a child and provides them to the widget tree
+  const MultiSignalProvider({
+    super.key,
+    required this.signals,
+    required this.child,
+  });
+
+  /// List of signals to provide
+  final List<FlutterReadonlySignal Function()> signals;
+
+  /// Child widget
+  final Widget child;
+
+  @override
+  Widget build(BuildContext context) {
+    Widget tree = child;
+    for (final signal in signals.reversed) {
+      tree = SignalProvider(
+        create: signal,
+        child: tree,
+      );
+    }
+    return tree;
+  }
+}

packages/signals_flutter/lib/src/inherited_widget/signal.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/widgets.dart';
 
 import '../core/readonly.dart';
-import '../core/signal.dart';
+import 'multi_signal.dart';
 
 /// Signal notifier widget
 class SignalProvider<T extends FlutterReadonlySignal>
@@ -13,6 +13,19 @@ class SignalProvider<T extends FlutterReadonlySignal>
     required super.child,
   }) : _setup = create;
 
+  /// Takes a list of signals and a child and provides them to the widget tree
+  static MultiSignalProvider multi({
+    Key? key,
+    required List<FlutterReadonlySignal Function()> signals,
+    required Widget child,
+  }) {
+    return MultiSignalProvider(
+      key: key,
+      signals: signals,
+      child: child,
+    );
+  }
+
   final T Function() _setup;
 
   @override

packages/signals_flutter/test/src/inherited_widget/multi_signal_test.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:signals_flutter/signals_flutter.dart';
+
+void main() {
+  testWidgets('SignalProvider.multi', (tester) async {
+    final s1 = signal(0);
+    final s2 = signal('a');
+
+    await tester.pumpWidget(
+      SignalProvider.multi(
+        signals: [
+          () => s1,
+          () => s2,
+        ],
+        child: MaterialApp(
+          home: Builder(
+            builder: (context) {
+              final v1 = SignalProvider.of<Signal<int>>(context);
+              final v2 = SignalProvider.of<Signal<String>>(context);
+              return Text('v1: \$v1, v2: \$v2');
+            },
+          ),
+        ),
+      ),
+    );
+
+    expect(find.text('v1: 0, v2: a'), findsOneWidget);
+  });
+}