Update legacy code (deprecated function call)

animation/lib/src/screens/home.dart

@@ -67,7 +67,7 @@ class HomeState extends State<Home> with TickerProviderStateMixin {
       body: GestureDetector(
         child: Center(
           child: Stack(
-            overflow: Overflow.visible,
+            clipBehavior: Clip.none,
             children: [
               buildCatAnimation(),
               buildBox(),

login_bloc/lib/src/screens/login_screen.dart

@@ -59,7 +59,7 @@ class LoginScreen extends StatelessWidget {
         return RaisedButton(
           child: Text('Login'),
           color: Colors.blue,
-          onPressed: snapshot.hasData ? bloc.submit : null,
+          onPressed: snapshot.hasData || snapshot.data == null ? bloc.submit : null,
         );
       },
     );

news/lib/src/blocs/comments_provider.dart

@@ -12,8 +12,7 @@ class CommentsProvider extends InheritedWidget {
   bool updateShouldNotify(_) => true;
 
   static CommentsBloc of(BuildContext context) {
-    return (context.inheritFromWidgetOfExactType(CommentsProvider)
-            as CommentsProvider)
+    return (context.dependOnInheritedWidgetOfExactType<CommentsProvider>())
         .bloc;
   }
 }

news/lib/src/blocs/stories_bloc.dart

@@ -10,8 +10,8 @@ class StoriesBloc {
   final _itemsFetcher = PublishSubject<int>();
 
   // Getters to Streams
-  Observable<List<int>> get topIds => _topIds.stream;
-  Observable<Map<int, Future<ItemModel>>> get items => _itemsOutput.stream;
+  Stream<List<int>> get topIds => _topIds.stream;
+  Stream<Map<int, Future<ItemModel>>> get items => _itemsOutput.stream;
 
   // Getters to Sinks
   Function(int) get fetchItem => _itemsFetcher.sink.add;

news/lib/src/blocs/stories_provider.dart

@@ -12,8 +12,6 @@ class StoriesProvider extends InheritedWidget {
   bool updateShouldNotify(_) => true;
 
   static StoriesBloc of(BuildContext context) {
-    return (context.inheritFromWidgetOfExactType(StoriesProvider)
-            as StoriesProvider)
-        .bloc;
+    return (context.dependOnInheritedWidgetOfExactType<StoriesProvider>()).bloc;
   }
 }

news/pubspec.yaml

@@ -1,25 +1,45 @@
 name: news
 description: A new Flutter project.
 
+# The following line prevents the package from being accidentally published to
+# pub.dev using `pub publish`. This is preferred for private packages.
+publish_to: 'none' # Remove this line if you wish to publish to pub.dev
+
+# The following defines the version and build number for your application.
+# A version number is three numbers separated by dots, like 1.2.43
+# followed by an optional build number separated by a +.
+# Both the version and the builder number may be overridden in flutter
+# build by specifying --build-name and --build-number, respectively.
+# In Android, build-name is used as versionName while build-number used as versionCode.
+# Read more about Android versioning at https://developer.android.com/studio/publish/versioning
+# In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
+# Read more about iOS versioning at
+# https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
+version: 1.0.0+1
+
+environment:
+  sdk: ">=2.7.0 <3.0.0"
+
 dependencies:
   flutter:
     sdk: flutter
+  sqflite: ^1.3.1+2
+  path_provider: ^1.6.22
+  http: ^0.12.2
+  rxdart: ^0.24.1
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
-  cupertino_icons: ^0.1.2
-
-  sqflite: ^0.10.0
-  path_provider: ^0.4.1
-  rxdart: ^0.18.0
+  cupertino_icons: ^1.0.0
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
+  test: ^1.15.4
 
 
 # For information on the generic Dart part of this file, see the
-# following page: https://www.dartlang.org/tools/pub/pubspec
+# following page: https://dart.dev/tools/pub/pubspec
 
 # The following section is specific to Flutter.
 flutter:
@@ -31,14 +51,14 @@ flutter:
 
   # To add assets to your application, add an assets section, like this:
   # assets:
-  #  - images/a_dot_burr.jpeg
-  #  - images/a_dot_ham.jpeg
+  #   - images/a_dot_burr.jpeg
+  #   - images/a_dot_ham.jpeg
 
   # An image asset can refer to one or more resolution-specific "variants", see
-  # https://flutter.io/assets-and-images/#resolution-aware.
+  # https://flutter.dev/assets-and-images/#resolution-aware.
 
   # For details regarding adding assets from package dependencies, see
-  # https://flutter.io/assets-and-images/#from-packages
+  # https://flutter.dev/assets-and-images/#from-packages
 
   # To add custom fonts to your application, add a fonts section here,
   # in this "flutter" section. Each entry in this list should have a
@@ -58,4 +78,4 @@ flutter:
   #         weight: 700
   #
   # For details regarding fonts from package dependencies,
-  # see https://flutter.io/custom-fonts/#from-packages
+  # see https://flutter.dev/custom-fonts/#from-packages