make sure relative go route generated code resembles typed go route a…

…s much as possible. Add case sensitive support. Fix failing tests

packages/go_router/lib/src/route_data.dart

@@ -413,6 +413,7 @@ class TypedRelativeGoRoute<T extends GoRouteData> extends TypedRoute<T> {
   const TypedRelativeGoRoute({
     required this.path,
     this.routes = const <TypedRoute<RouteData>>[],
+    this.caseSensitive = true,
   });
 
   /// The relative path that corresponds to this route.
@@ -426,6 +427,17 @@ class TypedRelativeGoRoute<T extends GoRouteData> extends TypedRoute<T> {
   ///
   /// See [RouteBase.routes].
   final List<TypedRoute<RouteData>> routes;
+
+  /// Determines whether the route matching is case sensitive.
+  ///
+  /// When `true`, the path must match the specified case. For example,
+  /// a route with `path: '/family/:fid'` will not match `/FaMiLy/f2`.
+  ///
+  /// When `false`, the path matching is case insensitive.  The route
+  /// with `path: '/family/:fid'` will match `/FaMiLy/f2`.
+  ///
+  /// Defaults to `true`.
+  final bool caseSensitive;
 }
 
 /// A superclass for each typed shell route descendant

packages/go_router_builder/lib/src/go_router_generator.dart

@@ -16,7 +16,7 @@ const String _routeDataUrl = 'package:go_router/src/route_data.dart';
 
 const Map<String, String> _annotations = <String, String>{
   'TypedGoRoute': 'GoRouteData',
-  'TypedRelativeRoute': 'GoRouteData',
+  'TypedRelativeGoRoute': 'GoRouteData',
   'TypedShellRoute': 'ShellRouteData',
   'TypedStatefulShellBranch': 'StatefulShellBranchData',
   'TypedStatefulShellRoute': 'StatefulShellRouteData',

packages/go_router_builder/lib/src/route_config.dart

@@ -480,6 +480,7 @@ mixin $_mixinName on GoRouteData {
 class GoRelativeRouteConfig extends RouteBaseConfig {
   GoRelativeRouteConfig._({
     required this.path,
+    required this.caseSensitive,
     required this.parentNavigatorKey,
     required super.routeDataClass,
     required super.parent,
@@ -488,6 +489,9 @@ class GoRelativeRouteConfig extends RouteBaseConfig {
   /// The path of the GoRoute to be created by this configuration.
   final String path;
 
+  /// The case sensitivity of the GoRelativeRoute to be created by this configuration.
+  final bool caseSensitive;
+
   /// The parent navigator key.
   final String? parentNavigatorKey;
 
@@ -501,9 +505,21 @@ class GoRelativeRouteConfig extends RouteBaseConfig {
         // Enum types are encoded using a map, so we need a nullability check
         // here to ensure it matches Uri.encodeComponent nullability
         final DartType? type = _field(pathParameter)?.returnType;
-        final String value =
-            '\${Uri.encodeComponent(${_encodeFor(pathParameter)}${type?.isEnum ?? false ? '!' : ''})}';
-        return MapEntry<String, String>(pathParameter, value);
+
+        final StringBuffer valueBuffer = StringBuffer();
+
+        valueBuffer.write(r'${Uri.encodeComponent(');
+        valueBuffer.write(_encodeFor(pathParameter));
+
+        if (type?.isEnum ?? false) {
+          valueBuffer.write('!');
+        } else if (type?.isNullableType ?? false) {
+          valueBuffer.write("?? ''");
+        }
+
+        valueBuffer.write(')}');
+
+        return MapEntry<String, String>(pathParameter, valueBuffer.toString());
       }),
     );
     final String location = patternToPath(path, pathParameters);
@@ -535,6 +551,16 @@ class GoRelativeRouteConfig extends RouteBaseConfig {
     return buffer.toString();
   }
 
+  String get _castedSelf {
+    if (_pathParams.isEmpty &&
+        _ctorQueryParams.isEmpty &&
+        _extraParam == null) {
+      return '';
+    }
+
+    return '\n$_className get $selfFieldName => this as $_className;\n';
+  }
+
   String _decodeFor(ParameterElement element) {
     if (element.isRequired) {
       if (element.type.nullabilitySuffix == NullabilitySuffix.question &&
@@ -573,16 +599,6 @@ class GoRelativeRouteConfig extends RouteBaseConfig {
     return encodeField(field);
   }
 
-  String get _castedSelf {
-    if (_pathParams.isEmpty &&
-        _ctorQueryParams.isEmpty &&
-        _extraParam == null) {
-      return '';
-    }
-
-    return '\n$_className get $selfFieldName => this as $_className;\n';
-  }
-
   String get _locationQueryParams {
     if (_ctorQueryParams.isEmpty) {
       return '';
@@ -598,9 +614,11 @@ class GoRelativeRouteConfig extends RouteBaseConfig {
         if (param.type.isNullableType) {
           throw NullableDefaultValueError(param);
         }
-        conditions.add('$parameterName != ${param.defaultValueCode!}');
+        conditions.add(
+          compareField(param, parameterName, param.defaultValueCode!),
+        );
       } else if (param.type.isNullableType) {
-        conditions.add('$parameterName != null');
+        conditions.add('$selfFieldName.$parameterName != null');
       }
       String line = '';
       if (conditions.isNotEmpty) {
@@ -863,8 +881,10 @@ abstract class RouteBaseConfig {
             element: element,
           );
         }
+        final ConstantReader caseSensitiveValue = reader.read('caseSensitive');
         value = GoRelativeRouteConfig._(
           path: pathValue.stringValue,
+          caseSensitive: caseSensitiveValue.boolValue,
           routeDataClass: classElement,
           parent: parent,
           parentNavigatorKey: _generateParameterGetterCode(

packages/go_router_builder/pubspec.yaml

@@ -2,7 +2,7 @@ name: go_router_builder
 description: >-
   A builder that supports generated strongly-typed route helpers for
   package:go_router
-version: 3.0.1
+version: 3.0.2
 repository: https://github.com/flutter/packages/tree/main/packages/go_router_builder
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+go_router_builder%22
 

packages/go_router_builder/test_inputs/go_relative.dart.expect

@@ -1,16 +1,3 @@
-// GENERATED CODE - DO NOT MODIFY BY HAND
-
-part of 'go_relative.dart';
-
-// **************************************************************************
-// GoRouterGenerator
-// **************************************************************************
-
-List<RouteBase> get $appRoutes => [
-      $route1,
-      $route2,
-    ];
-
 RouteBase get $route1 => GoRouteData.$route(
       path: 'route-1',
       factory: _$Route1._fromState,