fix: wrong checking output path

Author: wasabeef

lib/src/settings/flutter_gen.dart

@@ -9,6 +9,10 @@ class FlutterGen {
   FlutterGen(YamlMap flutterGenMap) {
     if (flutterGenMap != null) {
       _output = safeCast<String>(flutterGenMap['output']);
+      if (_output != null && !Directory(_output).existsSync()) {
+        Directory(_output).createSync(recursive: true);
+      }
+
       if (flutterGenMap.containsKey('integrations')) {
         integrations = FlutterGenIntegrations(
             safeCast<YamlMap>(flutterGenMap['integrations']));

test/flutter_gen_test.dart

@@ -117,6 +117,24 @@ void main() {
       );
     });
 
+    test('Change output path', () async {
+      await FlutterGenerator(
+          File('test_resources/pubspec_change_output_path.yaml'))
+          .build();
+      expect(
+        File('test_resources/lib/aaa/bbb/ccc/assets.gen.dart').readAsStringSync(),
+        isNotEmpty,
+      );
+      expect(
+        File('test_resources/lib/aaa/bbb/ccc/fonts.gen.dart').readAsStringSync(),
+        isNotEmpty,
+      );
+      expect(
+        File('test_resources/lib/aaa/bbb/ccc/colors.gen.dart').readAsStringSync(),
+        isNotEmpty,
+      );
+    });
+
     test('Wrong output path', () async {
       await FlutterGenerator(
               File('test_resources/pubspec_wrong_output_path.yaml'))

test_resources/pubspec_wrong_output_path.yaml

@@ -1,7 +1,7 @@
 name: example
 
 flutter_gen:
-  output: null/null
+  output:
   lineLength: 80
 
   colors: