feat(dart_frog_gen): add invokeCustomEntrypoint to RouteConfiguration (#265)

Author: felangel

packages/dart_frog_gen/lib/src/build_route_configuration.dart

@@ -44,6 +44,7 @@ RouteConfiguration buildRouteConfiguration(Directory directory) {
     onRogueRoute: rogueRoutes.add,
   );
   final publicDirectory = Directory(path.join(directory.path, 'public'));
+  final mainDartFile = File(path.join(directory.path, 'main.dart'));
   return RouteConfiguration(
     globalMiddleware: globalMiddleware,
     middleware: middleware,
@@ -52,6 +53,7 @@ RouteConfiguration buildRouteConfiguration(Directory directory) {
     rogueRoutes: rogueRoutes,
     endpoints: endpoints,
     serveStaticFiles: publicDirectory.existsSync(),
+    invokeCustomEntrypoint: mainDartFile.existsSync(),
   );
 }
 
@@ -285,8 +287,12 @@ class RouteConfiguration {
     required this.endpoints,
     required this.rogueRoutes,
     this.serveStaticFiles = false,
+    this.invokeCustomEntrypoint = false,
   });
 
+  /// Whether to invoke a custom entrypoint script (`main.dart`).
+  final bool invokeCustomEntrypoint;
+
   /// Whether to serve static files. Defaults to false.
   final bool serveStaticFiles;
 

packages/dart_frog_gen/test/src/build_route_configuration_test.dart

@@ -40,6 +40,21 @@ void main() {
       expect(configuration.serveStaticFiles, isFalse);
     });
 
+    test('invokeCustomEntrypoint is true when main.dart exists', () {
+      final directory = Directory.systemTemp.createTempSync();
+      Directory(path.join(directory.path, 'routes')).createSync();
+      File(path.join(directory.path, 'main.dart')).createSync();
+      final configuration = buildRouteConfiguration(directory);
+      expect(configuration.invokeCustomEntrypoint, isTrue);
+    });
+
+    test('invokeCustomEntrypoint is false when main.dart does not exist', () {
+      final directory = Directory.systemTemp.createTempSync();
+      Directory(path.join(directory.path, 'routes')).createSync();
+      final configuration = buildRouteConfiguration(directory);
+      expect(configuration.invokeCustomEntrypoint, isFalse);
+    });
+
     test('includes global middleware when it exists', () {
       final directory = Directory.systemTemp.createTempSync();
       final routes = Directory(path.join(directory.path, 'routes'))