From 90c132e47e2bdb7635916953b63f80942b4f1aa0 Mon Sep 17 00:00:00 2001
From: nekocode <nekocode.cn@gmail.com>
Date: Tue, 8 Sep 2020 08:17:18 +0800
Subject: [PATCH 1/2] Add a special case in unit-test

---
 test/flutter_gen_test.dart | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/test/flutter_gen_test.dart b/test/flutter_gen_test.dart
index 35b930f3..f2afbaf8 100644
--- a/test/flutter_gen_test.dart
+++ b/test/flutter_gen_test.dart
@@ -146,6 +146,14 @@ void main() {
     });
 
     test('Assets with No inegrations on pubspec.yaml', () async {
+      await FlutterGenerator(
+              File('test_resources/pubspec_assets_no_integrations.yaml'))
+          .build();
+      expect(
+        File('test_resources/lib/gen/assets.gen.dart').readAsStringSync(),
+        isNotEmpty,
+      );
+
       final pubspec = File('test_resources/pubspec_assets_no_integrations.yaml');
       final config = await Config(pubspec).load();
       final formatter = DartFormatter(pageWidth: config.flutterGen.lineLength);

From 2552acaea8f98fe55a7cae69caf2f49e1212b7d9 Mon Sep 17 00:00:00 2001
From: nekocode <nekocode.cn@gmail.com>
Date: Tue, 8 Sep 2020 11:20:18 +0800
Subject: [PATCH 2/2] Fix #21

---
 lib/src/settings/flutter.dart     | 8 ++++++--
 lib/src/settings/flutter_gen.dart | 8 ++++++--
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/lib/src/settings/flutter.dart b/lib/src/settings/flutter.dart
index eca40c85..2e5692bf 100644
--- a/lib/src/settings/flutter.dart
+++ b/lib/src/settings/flutter.dart
@@ -4,8 +4,12 @@ import 'package:yaml/yaml.dart';
 class Flutter {
   Flutter(YamlMap flutterMap) {
     if (flutterMap != null) {
-      assets = FlutterAssets(safeCast<YamlList>(flutterMap['assets']));
-      fonts = FlutterFonts(safeCast<YamlList>(flutterMap['fonts']));
+      if (flutterMap.containsKey('assets')) {
+        assets = FlutterAssets(safeCast<YamlList>(flutterMap['assets']));
+      }
+      if (flutterMap.containsKey('fonts')) {
+        fonts = FlutterFonts(safeCast<YamlList>(flutterMap['fonts']));
+      }
     }
   }
 
diff --git a/lib/src/settings/flutter_gen.dart b/lib/src/settings/flutter_gen.dart
index 974ed30a..016a9266 100644
--- a/lib/src/settings/flutter_gen.dart
+++ b/lib/src/settings/flutter_gen.dart
@@ -8,10 +8,14 @@ class FlutterGen {
   FlutterGen(YamlMap flutterGenMap) {
     if (flutterGenMap != null) {
       _output = safeCast<String>(flutterGenMap['output']);
-      integrations = FlutterGenIntegrations(
+      if (flutterGenMap.containsKey('integrations')) {
+        integrations = FlutterGenIntegrations(
           safeCast<YamlMap>(flutterGenMap['integrations']));
+      }
       _lineLength = safeCast<int>(flutterGenMap['lineLength']);
-      colors = FlutterGenColors(safeCast<YamlMap>(flutterGenMap['colors']));
+      if (flutterGenMap.containsKey('colors')) {
+        colors = FlutterGenColors(safeCast<YamlMap>(flutterGenMap['colors']));
+      }
     }
   }