feat: add watch argument to generate command

lib/src/commands/generate/generate_command.dart

@@ -1,9 +1,12 @@
 import 'dart:async';
 
 import 'package:args/command_runner.dart';
+import 'package:stacked_cli/src/constants/command_constants.dart';
+import 'package:stacked_cli/src/constants/message_constants.dart';
 import 'package:stacked_cli/src/locator.dart';
 import 'package:stacked_cli/src/services/analytics_service.dart';
 import 'package:stacked_cli/src/services/process_service.dart';
+import 'package:stacked_cli/src/templates/template_constants.dart';
 
 class GenerateCommand extends Command {
   final _analyticsService = locator<AnalyticsService>();
@@ -14,11 +17,31 @@ class GenerateCommand extends Command {
       '''Generates the code for the stacked application if any changes were made''';
 
   @override
-  String get name => 'generate';
+  String get name => kTemplateNameGenerate;
+
+  GenerateCommand() {
+    argParser.addFlag(
+      ksDeleteConflictOutputs,
+      abbr: 'd',
+      defaultsTo: true,
+      negatable: true,
+      help: kCommandHelpDeleteConflictingOutputs,
+    );
+
+    argParser.addFlag(
+      ksWatch,
+      abbr: 'w',
+      defaultsTo: false,
+      help: kCommandHelpWatch,
+    );
+  }
 
   @override
   Future<void> run() async {
     unawaited(_analyticsService.generateCodeEvent());
-    await _processService.runBuildRunner();
+    await _processService.runBuildRunner(
+      shouldDeleteConflictingOutputs: argResults?[ksDeleteConflictOutputs],
+      shouldWatch: argResults?[ksWatch],
+    );
   }
 }

lib/src/constants/command_constants.dart

@@ -9,6 +9,7 @@ const String ksGet = 'get';
 const String ksFormat = 'format';
 const String ksBuild = 'build';
 const String ksBuildRunner = 'build_runner';
+const String ksDeleteConflictOutputs = 'delete-conflicting-outputs';
 const String ksDeleteConflictingOutputs = '--delete-conflicting-outputs';
 const String ksVersion = 'version';
 const String ksEnableAnalytics = 'enable-analytics';
@@ -26,14 +27,13 @@ const String ksActivate = 'activate';
 const String ksStackedCli = 'stacked_cli';
 const String ksAnalyze = 'analyze';
 const String ksModel = 'model';
+const String ksWatch = 'watch';
 
-/// A list of strings that are used to run the pub run build runner build --delete-conflicting-outputs command.
+/// A list of strings that are used to run the run build_runner
+/// [build or watch] --delete-conflicting-outputs command.
 const List<String> buildRunnerArguments = [
-  ksPub,
   ksRun,
   ksBuildRunner,
-  ksBuild,
-  ksDeleteConflictingOutputs,
 ];
 
 /// A list of strings that are used to run the pub get command.

lib/src/constants/message_constants.dart

@@ -56,6 +56,12 @@ const String kCommandHelpCreateBottomSheetTemplate =
 const String kCommandHelpExcludeDependency =
     'When a service is excluded it will not be added to your app.dart dependencies collection.';
 
+const String kCommandHelpWatch =
+    'Generates the code for the Stacked application, watching the file system for updates and rebuilding as appropriate.';
+
+const String kCommandHelpDeleteConflictingOutputs =
+    'Assume conflicting outputs in the users package are from previous builds, and skip the user prompt that would usually be provided.';
+
 const String kConfigFileNotFound =
     'No stacked.json file found. Default stacked values will be used.';
 

lib/src/services/process_service.dart

@@ -38,10 +38,18 @@ class ProcessService {
   ///
   /// Args:
   ///   appName (String): The name of the app.
-  Future<void> runBuildRunner({String? appName}) async {
+  Future<void> runBuildRunner({
+    String? appName,
+    bool shouldWatch = false,
+    bool shouldDeleteConflictingOutputs = true,
+  }) async {
     await _runProcess(
-      programName: ksFlutter,
-      arguments: buildRunnerArguments,
+      programName: ksDart,
+      arguments: [
+        ...buildRunnerArguments,
+        shouldWatch ? ksWatch : ksBuild,
+        if (shouldDeleteConflictingOutputs) ksDeleteConflictingOutputs,
+      ],
       workingDirectory: appName,
     );
   }

lib/src/templates/compiled_templates.dart

@@ -1925,7 +1925,7 @@ const String kAppWebTemplateSettingsJsonStkContent = '''
 {
     "explorer.fileNesting.enabled": true,
     "explorer.fileNesting.patterns": {
-        "*.dart": "\$\{capture}.mobile.dart, \$\{capture}.tablet.dart, \$\{capture}.desktop.dart, \$\{capture}.form.dart, \$\{capture}.g.dart, \$\{capture}.freezed.dart, \$\{capture}.logger.dart, \$\{capture}.locator.dart, \$\{capture}.router.dart, \$\{capture}.dialogs.dart, \$\{capture}.bottomsheets.dart"
+        "*.dart": "\${capture}.mobile.dart, \${capture}.tablet.dart, \${capture}.desktop.dart, \${capture}.form.dart, \${capture}.g.dart, \${capture}.freezed.dart, \${capture}.logger.dart, \${capture}.locator.dart, \${capture}.router.dart, \${capture}.dialogs.dart, \${capture}.bottomsheets.dart"
     }
 }
 
@@ -3138,7 +3138,7 @@ const String kAppMobileTemplateSettingsJsonStkContent = '''
 {
     "explorer.fileNesting.enabled": true,
     "explorer.fileNesting.patterns": {
-        "*.dart": "\$\{capture}.mobile.dart, \$\{capture}.tablet.dart, \$\{capture}.desktop.dart, \$\{capture}.form.dart, \$\{capture}.g.dart, \$\{capture}.freezed.dart, \$\{capture}.logger.dart, \$\{capture}.locator.dart, \$\{capture}.router.dart, \$\{capture}.dialogs.dart, \$\{capture}.bottomsheets.dart"
+        "*.dart": "\${capture}.mobile.dart, \${capture}.tablet.dart, \${capture}.desktop.dart, \${capture}.form.dart, \${capture}.g.dart, \${capture}.freezed.dart, \${capture}.logger.dart, \${capture}.locator.dart, \${capture}.router.dart, \${capture}.dialogs.dart, \${capture}.bottomsheets.dart"
     }
 }
 

lib/src/templates/template_constants.dart

@@ -4,6 +4,7 @@ const String kTemplateNameService = 'service';
 const String kTemplateNameApp = 'app';
 const String kTemplateNameBottomSheet = 'bottom_sheet';
 const String kTemplateNameDialog = 'dialog';
+const String kTemplateNameGenerate = 'generate';
 
 // ------- Template Types --------
 const String kTemplateTypeEmpty = 'empty';

test/helpers/test_helpers.mocks.dart

@@ -1,4 +1,4 @@
-// Mocks generated by Mockito 5.3.2 from annotations
+// Mocks generated by Mockito 5.4.0 from annotations
 // in stacked_cli/test/helpers/test_helpers.dart.
 // Do not manually edit this file.
 
@@ -1081,11 +1081,20 @@ class MockProcessService extends _i1.Mock implements _i16.ProcessService {
         returnValueForMissingStub: _i6.Future<void>.value(),
       ) as _i6.Future<void>);
   @override
-  _i6.Future<void> runBuildRunner({String? appName}) => (super.noSuchMethod(
+  _i6.Future<void> runBuildRunner({
+    String? appName,
+    bool? shouldWatch = false,
+    bool? shouldDeleteConflictingOutputs = true,
+  }) =>
+      (super.noSuchMethod(
         Invocation.method(
           #runBuildRunner,
           [],
-          {#appName: appName},
+          {
+            #appName: appName,
+            #shouldWatch: shouldWatch,
+            #shouldDeleteConflictingOutputs: shouldDeleteConflictingOutputs,
+          },
         ),
         returnValue: _i6.Future<void>.value(),
         returnValueForMissingStub: _i6.Future<void>.value(),