NNBD example

Author: hoc081098

example/analysis_options.yaml

@@ -1,4 +1,4 @@
-include: package:pedantic/analysis_options.1.9.0.yaml
+include: package:pedantic/analysis_options.1.11.0.yaml
 linter:
   rules:
     - prefer_final_locals

example/lib/data/api.dart

@@ -2,7 +2,6 @@ import 'dart:convert';
 
 import 'package:built_collection/built_collection.dart';
 import 'package:http/http.dart' as http;
-import 'package:meta/meta.dart';
 
 import 'comment.dart';
 import 'serializers.dart';
@@ -17,20 +16,17 @@ class Api {
   Stream<BuiltList<Comment>> getComments() async* {
     _logRequest(commentsUrl);
 
-    final response = await _client.get(commentsUrl);
+    final response = await _client.get(Uri.parse(commentsUrl));
     final json = jsonDecode(response.body);
 
     yield serializers.deserialize(json, specifiedType: commentsBuiltList)
         as BuiltList<Comment>;
   }
 
-  Stream<Comment> getCommentBy({@required int id}) async* {
-    if (id == null) {
-      throw ArgumentError.notNull('id');
-    }
+  Stream<Comment> getCommentBy({required int id}) async* {
     _logRequest('$commentsUrl/$id');
 
-    final response = await _client.get('$commentsUrl/$id');
+    final response = await _client.get(Uri.parse('$commentsUrl/$id'));
     final json = jsonDecode(response.body);
 
     yield Comment.fromJson(json);

example/lib/data/comment.dart

@@ -23,7 +23,8 @@ abstract class Comment implements Built<Comment, CommentBuilder> {
   static Serializer<Comment> get serializer => _$commentSerializer;
 
   factory Comment.fromJson(Map<String, dynamic> json) =>
-      serializers.deserializeWith<Comment>(serializer, json);
+      serializers.deserializeWith<Comment>(serializer, json)!;
 
-  Map<String, dynamic> toJson() => serializers.serializeWith(serializer, this);
+  Map<String, dynamic> toJson() =>
+      serializers.serializeWith(serializer, this)! as Map<String, dynamic>;
 }

example/lib/data/comment.g.dart

@@ -12,7 +12,7 @@ const commentsBuiltList = FullType(
 );
 
 @SerializersFor([Comment])
-final Serializers _serializers = _$serializers;
+final Serializers _serializers = _$_serializers;
 final Serializers serializers = (_serializers.toBuilder()
       ..addBuilderFactory(
         commentsBuiltList,

example/lib/data/serializers.dart

@@ -9,7 +9,7 @@ import 'home_page.dart' show SnackBarExt;
 class DetailPage extends StatelessWidget {
   final Comment comment;
 
-  const DetailPage({Key key, @required this.comment}) : super(key: key);
+  const DetailPage({Key? key, required this.comment}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -41,7 +41,7 @@ class DetailPage extends StatelessWidget {
                 );
               },
               builder: (context, state, bloc) {
-                final comment = state.content;
+                final comment = state.content!;
 
                 return RefreshIndicator(
                   onRefresh: bloc.refresh,

example/lib/data/serializers.g.dart

@@ -11,7 +11,7 @@ import 'detail_page.dart';
 // ignore_for_file: deprecated_member_use
 
 class HomePage extends StatelessWidget {
-  const HomePage({Key key}) : super(key: key);
+  const HomePage({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -55,7 +55,7 @@ class HomePage extends StatelessWidget {
                     child: CircularProgressIndicator(),
                   );
                 }
-                final items = state.content;
+                final items = state.content!;
 
                 return RefreshIndicator(
                   child: ListView.separated(

example/lib/detail_page.dart

@@ -8,9 +8,9 @@ import 'home_page.dart';
 void main() {
   final api = Api(http.Client());
   runApp(
-    Provider<Api>(
+    Provider<Api>.value(
+      api,
       child: MyApp(),
-      value: api,
     ),
   );
 }