diff --git a/packages/device_info/lib/device_info.dart b/packages/device_info/lib/device_info.dart
index bf727c265c18..19ae42cc5cca 100644
--- a/packages/device_info/lib/device_info.dart
+++ b/packages/device_info/lib/device_info.dart
@@ -21,8 +21,8 @@ class DeviceInfoPlugin {
   ///
   /// See: https://developer.android.com/reference/android/os/Build.html
   Future<AndroidDeviceInfo> get androidInfo async =>
-      _cachedAndroidDeviceInfo ??= AndroidDeviceInfo
-          ._fromMap(await channel.invokeMethod('getAndroidDeviceInfo'));
+      _cachedAndroidDeviceInfo ??= AndroidDeviceInfo._fromMap(
+          await channel.invokeMethod('getAndroidDeviceInfo'));
 
   /// This information does not change from call to call. Cache it.
   IosDeviceInfo _cachedIosDeviceInfo;
diff --git a/packages/firebase_database/example/lib/main.dart b/packages/firebase_database/example/lib/main.dart
index accb5d37cbba..bfafd1d64391 100755
--- a/packages/firebase_database/example/lib/main.dart
+++ b/packages/firebase_database/example/lib/main.dart
@@ -124,7 +124,9 @@ class _MyHomePageState extends State<MyHomePage> {
             child: new Center(
               child: _error == null
                   ? new Text(
-                      'Button tapped $_counter time${ _counter == 1 ? '' : 's' }.\n\n'
+                      'Button tapped $_counter time${_counter == 1
+                              ? ''
+                              : 's'}.\n\n'
                           'This includes all devices, ever.',
                     )
                   : new Text(
diff --git a/packages/firebase_database/lib/src/firebase_database.dart b/packages/firebase_database/lib/src/firebase_database.dart
index f397d965525e..29db8db76963 100644
--- a/packages/firebase_database/lib/src/firebase_database.dart
+++ b/packages/firebase_database/lib/src/firebase_database.dart
@@ -39,8 +39,9 @@ class FirebaseDatabase {
         case 'DoTransaction':
           final MutableData mutableData =
               new MutableData.private(call.arguments['snapshot']);
-          final MutableData updated = await _transactions[
-              call.arguments['transactionKey']](mutableData);
+          final MutableData updated =
+              await _transactions[call.arguments['transactionKey']](
+                  mutableData);
           return <String, dynamic>{'value': updated.value};
         default:
           throw new MissingPluginException(
diff --git a/packages/google_maps_flutter/example/lib/map_ui.dart b/packages/google_maps_flutter/example/lib/map_ui.dart
index be3d7f674ec7..7b4b48445574 100644
--- a/packages/google_maps_flutter/example/lib/map_ui.dart
+++ b/packages/google_maps_flutter/example/lib/map_ui.dart
@@ -209,8 +209,8 @@ class MapUiBodyState extends State<MapUiBody> {
         Column(
           children: <Widget>[
             Text('camera bearing: ${_position.bearing}'),
-            Text(
-                'camera target: ${_position.target.latitude.toStringAsFixed(4)},'
+            Text('camera target: ${_position.target.latitude
+                    .toStringAsFixed(4)},'
                 '${_position.target.longitude.toStringAsFixed(4)}'),
             Text('camera zoom: ${_position.zoom}'),
             Text('camera tilt: ${_position.tilt}'),
diff --git a/packages/google_sign_in/lib/widgets.dart b/packages/google_sign_in/lib/widgets.dart
index d34160ffb93c..7af70f3c13bd 100644
--- a/packages/google_sign_in/lib/widgets.dart
+++ b/packages/google_sign_in/lib/widgets.dart
@@ -75,7 +75,8 @@ class GoogleUserCircleAvatar extends StatelessWidget {
     if (photoUrl == null) {
       // If the user has no profile photo and no display name, fall back to
       // the default profile photo as a last resort.
-      return 'https://lh3.googleusercontent.com/a/default-user=s${size.round()}-c';
+      return 'https://lh3.googleusercontent.com/a/default-user=s${size
+          .round()}-c';
     }
     final Uri profileUri = Uri.parse(photoUrl);
     final List<String> pathSegments =
diff --git a/packages/path_provider/example/lib/main.dart b/packages/path_provider/example/lib/main.dart
index 37a446f21fed..f3f813985564 100644
--- a/packages/path_provider/example/lib/main.dart
+++ b/packages/path_provider/example/lib/main.dart
@@ -115,10 +115,10 @@ class _MyHomePageState extends State<MyHomePage> {
               new Padding(
                 padding: const EdgeInsets.all(16.0),
                 child: new RaisedButton(
-                  child: new Text('${Platform.isIOS ?
-                                    "External directories are unavailable " 
-                                    "on iOS":
-                                    "Get External Storage Directory" }'),
+                  child: new Text('${Platform.isIOS
+                      ? "External directories are unavailable "
+                          "on iOS"
+                      : "Get External Storage Directory"}'),
                   onPressed:
                       Platform.isIOS ? null : _requestExternalStorageDirectory,
                 ),
diff --git a/packages/shared_preferences/example/lib/main.dart b/packages/shared_preferences/example/lib/main.dart
index ac25d1043638..cb6b10543715 100644
--- a/packages/shared_preferences/example/lib/main.dart
+++ b/packages/shared_preferences/example/lib/main.dart
@@ -69,7 +69,9 @@ class SharedPreferencesDemoState extends State<SharedPreferencesDemo> {
                       return new Text('Error: ${snapshot.error}');
                     else
                       return new Text(
-                        'Button tapped ${snapshot.data} time${ snapshot.data == 1 ? '' : 's' }.\n\n'
+                        'Button tapped ${snapshot.data} time${snapshot.data == 1
+                                ? ''
+                                : 's'}.\n\n'
                             'This should persist across restarts.',
                       );
                 }