Merge pull request #564 from Grohden/fix/lint-and-strong-mode

fix(lint/analyser): Added analyser + effective dart

+include: package:effective_dart/analysis_options.1.2.0.yaml
+analyzer:
+  strong-mode:
+    implicit-casts: false
+linter:
+  rules:
+    await_only_futures: true
+    # This one is desirable, but that's a lot of work for now
+    public_member_api_docs: false
+    # Desirable, but would be breaking changes:
+    avoid_positional_boolean_parameters: false
+    constant_identifier_names: false

@@ -4,13 +4,15 @@ import 'package:get_state/pages/home/domain/entity/cases_model.dart';
 
 
 class HomeRepository implements IHomeRepository {
 class HomeRepository implements IHomeRepository {
   HomeRepository({this.dio});
   HomeRepository({this.dio});
+
   final Dio dio;
   final Dio dio;
 
 
   @override
   @override
   Future<CasesModel> getCases() async {
   Future<CasesModel> getCases() async {
     try {
     try {
       final response = await dio.get("https://api.covid19api.com/summary");
       final response = await dio.get("https://api.covid19api.com/summary");
-      return CasesModel.fromJson(response.data);
+
+      return CasesModel.fromJson(response.data as Map<String, dynamic>);
     } catch (e) {
     } catch (e) {
       print(e.toString());
       print(e.toString());
       return Future.error(e.toString());
       return Future.error(e.toString());

@@ -16,17 +16,21 @@ class CasesModel {
   });
   });
 
 
   factory CasesModel.fromRawJson(String str) =>
   factory CasesModel.fromRawJson(String str) =>
-      CasesModel.fromJson(json.decode(str));
+      CasesModel.fromJson(json.decode(str) as Map<String, dynamic>);
 
 
   String toRawJson() => json.encode(toJson());
   String toRawJson() => json.encode(toJson());
 
 
   factory CasesModel.fromJson(Map<String, dynamic> json) => CasesModel(
   factory CasesModel.fromJson(Map<String, dynamic> json) => CasesModel(
-        global: json["Global"] == null ? null : Global.fromJson(json["Global"]),
+        global: json["Global"] == null
+            ? null
+            : Global.fromJson(json["Global"] as Map<String, dynamic>),
         countries: json["Countries"] == null
         countries: json["Countries"] == null
             ? null
             ? null
             : List<Country>.from(
             : List<Country>.from(
-                json["Countries"].map((x) => Country.fromJson(x))),
-        date: json["Date"] == null ? null : json["Date"],
+                (json["Countries"] as List<dynamic>)
+                    .map((x) => Country.fromJson(x as Map<String, dynamic>)),
+              ),
+        date: json["Date"] == null ? null : json["Date"] as String,
       );
       );
 
 
   Map<String, dynamic> toJson() => {
   Map<String, dynamic> toJson() => {
@@ -63,25 +67,30 @@ class Country {
     this.date,
     this.date,
   });
   });
 
 
-  factory Country.fromRawJson(String str) => Country.fromJson(json.decode(str));
+  factory Country.fromRawJson(String str) =>
+      Country.fromJson(json.decode(str) as Map<String, dynamic>);
 
 
   String toRawJson() => json.encode(toJson());
   String toRawJson() => json.encode(toJson());
 
 
   factory Country.fromJson(Map<String, dynamic> json) => Country(
   factory Country.fromJson(Map<String, dynamic> json) => Country(
-        country: json["Country"] == null ? null : json["Country"],
-        countryCode: json["CountryCode"] == null ? null : json["CountryCode"],
-        slug: json["Slug"] == null ? null : json["Slug"],
+        country: json["Country"] == null ? null : json["Country"] as String,
+        countryCode:
+            json["CountryCode"] == null ? null : json["CountryCode"] as String,
+        slug: json["Slug"] == null ? null : json["Slug"] as String,
         newConfirmed:
         newConfirmed:
-            json["NewConfirmed"] == null ? null : json["NewConfirmed"],
-        totalConfirmed:
-            json["TotalConfirmed"] == null ? null : json["TotalConfirmed"],
-        newDeaths: json["NewDeaths"] == null ? null : json["NewDeaths"],
-        totalDeaths: json["TotalDeaths"] == null ? null : json["TotalDeaths"],
+            json["NewConfirmed"] == null ? null : json["NewConfirmed"] as int,
+        totalConfirmed: json["TotalConfirmed"] == null
+            ? null
+            : json["TotalConfirmed"] as int,
+        newDeaths: json["NewDeaths"] == null ? null : json["NewDeaths"] as int,
+        totalDeaths:
+            json["TotalDeaths"] == null ? null : json["TotalDeaths"] as int,
         newRecovered:
         newRecovered:
-            json["NewRecovered"] == null ? null : json["NewRecovered"],
-        totalRecovered:
-            json["TotalRecovered"] == null ? null : json["TotalRecovered"],
-        date: json["Date"] == null ? null : json["Date"],
+            json["NewRecovered"] == null ? null : json["NewRecovered"] as int,
+        totalRecovered: json["TotalRecovered"] == null
+            ? null
+            : json["TotalRecovered"] as int,
+        date: json["Date"] == null ? null : json["Date"] as String,
       );
       );
 
 
   Map<String, dynamic> toJson() => {
   Map<String, dynamic> toJson() => {
@@ -115,21 +124,25 @@ class Global {
     this.totalRecovered,
     this.totalRecovered,
   });
   });
 
 
-  factory Global.fromRawJson(String str) => Global.fromJson(json.decode(str));
+  factory Global.fromRawJson(String str) =>
+      Global.fromJson(json.decode(str) as Map<String, dynamic>);
 
 
   String toRawJson() => json.encode(toJson());
   String toRawJson() => json.encode(toJson());
 
 
   factory Global.fromJson(Map<String, dynamic> json) => Global(
   factory Global.fromJson(Map<String, dynamic> json) => Global(
         newConfirmed:
         newConfirmed:
-            json["NewConfirmed"] == null ? null : json["NewConfirmed"],
-        totalConfirmed:
-            json["TotalConfirmed"] == null ? null : json["TotalConfirmed"],
-        newDeaths: json["NewDeaths"] == null ? null : json["NewDeaths"],
-        totalDeaths: json["TotalDeaths"] == null ? null : json["TotalDeaths"],
+            json["NewConfirmed"] == null ? null : json["NewConfirmed"] as int,
+        totalConfirmed: json["TotalConfirmed"] == null
+            ? null
+            : json["TotalConfirmed"] as int,
+        newDeaths: json["NewDeaths"] == null ? null : json["NewDeaths"] as int,
+        totalDeaths:
+            json["TotalDeaths"] == null ? null : json["TotalDeaths"] as int,
         newRecovered:
         newRecovered:
-            json["NewRecovered"] == null ? null : json["NewRecovered"],
-        totalRecovered:
-            json["TotalRecovered"] == null ? null : json["TotalRecovered"],
+            json["NewRecovered"] == null ? null : json["NewRecovered"] as int,
+        totalRecovered: json["TotalRecovered"] == null
+            ? null
+            : json["TotalRecovered"] as int,
       );
       );
 
 
   Map<String, dynamic> toJson() => {
   Map<String, dynamic> toJson() => {

 import 'dart:ui';
 import 'dart:ui';
+
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:get/get.dart';
 import 'package:get_state/pages/home/domain/entity/cases_model.dart';
 import 'package:get_state/pages/home/domain/entity/cases_model.dart';
@@ -6,14 +7,16 @@ import 'package:get_state/pages/home/domain/entity/cases_model.dart';
 class DetailsView extends StatelessWidget {
 class DetailsView extends StatelessWidget {
   @override
   @override
   Widget build(BuildContext context) {
   Widget build(BuildContext context) {
-    Country country = Get.arguments;
+    Country country = Get.arguments as Country;
     return Container(
     return Container(
       decoration: BoxDecoration(
       decoration: BoxDecoration(
-          image: DecorationImage(
-              fit: BoxFit.cover,
-              colorFilter: ColorFilter.linearToSrgbGamma(),
-              image: NetworkImage(
-                  "https://flagpedia.net/data/flags/normal/${country.countryCode.toLowerCase()}.png"))),
+        image: DecorationImage(
+          fit: BoxFit.cover,
+          colorFilter: ColorFilter.linearToSrgbGamma(),
+          image: NetworkImage(
+              "https://flagpedia.net/data/flags/normal/${country.countryCode.toLowerCase()}.png"),
+        ),
+      ),
       child: BackdropFilter(
       child: BackdropFilter(
         filter: ImageFilter.blur(sigmaX: 15.0, sigmaY: 15.0),
         filter: ImageFilter.blur(sigmaX: 15.0, sigmaY: 15.0),
         child: Container(
         child: Container(

 import 'dart:ui';
 import 'dart:ui';
+
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:get/get.dart';
 import 'package:get_state/pages/home/presentation/controllers/home_controller.dart';
 import 'package:get_state/pages/home/presentation/controllers/home_controller.dart';
@@ -8,12 +9,14 @@ class HomeView extends GetView<HomeController> {
   Widget build(BuildContext context) {
   Widget build(BuildContext context) {
     return Container(
     return Container(
       decoration: BoxDecoration(
       decoration: BoxDecoration(
-          color: Colors.white,
-          image: DecorationImage(
-              fit: BoxFit.cover,
-              colorFilter: ColorFilter.linearToSrgbGamma(),
-              image: NetworkImage(
-                  "https://images.pexels.com/photos/3902882/pexels-photo-3902882.jpeg?auto=compress&cs=tinysrgb&dpr=2&h=650&w=940"))),
+        color: Colors.white,
+        image: DecorationImage(
+          fit: BoxFit.cover,
+          colorFilter: ColorFilter.linearToSrgbGamma(),
+          image: NetworkImage(
+              "https://images.pexels.com/photos/3902882/pexels-photo-3902882.jpeg?auto=compress&cs=tinysrgb&dpr=2&h=650&w=940"),
+        ),
+      ),
       child: Scaffold(
       child: Scaffold(
         backgroundColor: Colors.transparent,
         backgroundColor: Colors.transparent,
         appBar: AppBar(
         appBar: AppBar(

 import 'dart:math';
 import 'dart:math';
+
 import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:get/get.dart';
 import 'package:get/get.dart';
 import 'package:get_state/pages/home/domain/adapters/repository_adapter.dart';
 import 'package:get_state/pages/home/domain/adapters/repository_adapter.dart';
@@ -6,21 +7,24 @@ import 'package:get_state/pages/home/domain/entity/cases_model.dart';
 import 'package:get_state/pages/home/presentation/controllers/home_controller.dart';
 import 'package:get_state/pages/home/presentation/controllers/home_controller.dart';
 import 'package:matcher/matcher.dart';
 import 'package:matcher/matcher.dart';
 
 
-class MockReposity implements IHomeRepository {
+class MockRepository implements IHomeRepository {
   @override
   @override
   Future<CasesModel> getCases() async {
   Future<CasesModel> getCases() async {
     await Future.delayed(Duration(milliseconds: 100));
     await Future.delayed(Duration(milliseconds: 100));
-    return Random().nextBool()
-        ? CasesModel(
-            global: Global(totalDeaths: 100, totalConfirmed: 200),
-          )
-        : Future.error('error');
+
+    if (Random().nextBool()) {
+      return CasesModel(
+        global: Global(totalDeaths: 100, totalConfirmed: 200),
+      );
+    }
+
+    return Future<CasesModel>.error('error');
   }
   }
 }
 }
 
 
 void main() {
 void main() {
   final binding = BindingsBuilder(() {
   final binding = BindingsBuilder(() {
-    Get.lazyPut<IHomeRepository>(() => MockReposity());
+    Get.lazyPut<IHomeRepository>(() => MockRepository());
     Get.lazyPut<HomeController>(
     Get.lazyPut<HomeController>(
         () => HomeController(homeRepository: Get.find()));
         () => HomeController(homeRepository: Get.find()));
   });
   });

-export 'src/instance/get_instance.dart';
 export 'src/instance/extension_instance.dart';
 export 'src/instance/extension_instance.dart';
+export 'src/instance/get_instance.dart';
 export 'src/navigation/routes/bindings_interface.dart';
 export 'src/navigation/routes/bindings_interface.dart';

+export 'src/core/get_main.dart';
+export 'src/navigation/bottomsheet/bottomsheet.dart';
+export 'src/navigation/extension_navigation.dart';
+export 'src/navigation/root/root_widget.dart';
+export 'src/navigation/root/smart_management.dart';
 export 'src/navigation/routes/custom_transition.dart';
 export 'src/navigation/routes/custom_transition.dart';
-export 'src/navigation/routes/transitions_type.dart';
-export 'src/navigation/routes/get_route.dart';
 export 'src/navigation/routes/default_route.dart';
 export 'src/navigation/routes/default_route.dart';
+export 'src/navigation/routes/default_route.dart';
+export 'src/navigation/routes/get_route.dart';
 export 'src/navigation/routes/observers/route_observer.dart';
 export 'src/navigation/routes/observers/route_observer.dart';
-export 'src/navigation/root/root_widget.dart';
-export 'src/navigation/snackbar/snack_route.dart';
-export 'src/navigation/bottomsheet/bottomsheet.dart';
+export 'src/navigation/routes/transitions_type.dart';
 export 'src/navigation/snackbar/snack.dart';
 export 'src/navigation/snackbar/snack.dart';
-export 'src/core/get_main.dart';
-export 'src/navigation/routes/default_route.dart';
-export 'src/navigation/root/smart_management.dart';
-export 'src/navigation/extension_navigation.dart';
+export 'src/navigation/snackbar/snack_route.dart';

 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
+
+import '../../utils.dart';
 import '../navigation/root/parse_route.dart';
 import '../navigation/root/parse_route.dart';
 import '../navigation/root/root_controller.dart';
 import '../navigation/root/root_controller.dart';
 import '../navigation/routes/custom_transition.dart';
 import '../navigation/routes/custom_transition.dart';
 import '../navigation/routes/observers/route_observer.dart';
 import '../navigation/routes/observers/route_observer.dart';
 import '../navigation/routes/transitions_type.dart';
 import '../navigation/routes/transitions_type.dart';
-import '../../utils.dart';
 
 
-///Use Get.to instead of Navigator.push, Get.off instead of Navigator.pushReplacement,
-///Get.offAll instead of Navigator.pushAndRemoveUntil. For named routes just add "named"
-///after them. Example: Get.toNamed, Get.offNamed, and Get.AllNamed.
-///To return to the previous screen, use Get.back().
-///No need to pass any context to Get, just put the name of the route inside
-///the parentheses and the magic will occur.
+/// Use Get.to instead of Navigator.push, Get.off instead
+/// of Navigator.pushReplacement,
+/// Get.offAll instead of Navigator.pushAndRemoveUntil.
+/// For named routes just add "named" after them. Example: Get.toNamed,
+/// Get.offNamed, and Get.AllNamed.
+/// To return to the previous screen, use Get.back().
+/// No need to pass any context to Get, just put the name of the route inside
+/// the parentheses and the magic will occur.
 
 
 abstract class GetInterface {
 abstract class GetInterface {
   bool defaultPopGesture = GetPlatform.isIOS;
   bool defaultPopGesture = GetPlatform.isIOS;

-import 'package:get/src/core/get_interface.dart';
+import 'get_interface.dart';
 
 
 ///Use to instead of Navigator.push, off instead of Navigator.pushReplacement,
 ///Use to instead of Navigator.push, off instead of Navigator.pushReplacement,
-///offAll instead of Navigator.pushAndRemoveUntil. For named routes just add "named"
-///after them. Example: toNamed, offNamed, and AllNamed.
+///offAll instead of Navigator.pushAndRemoveUntil. For named routes just
+///add "named" after them. Example: toNamed, offNamed, and AllNamed.
 ///To return to the previous screen, use back().
 ///To return to the previous screen, use back().
 ///No need to pass any context to Get, just put the name of the route inside
 ///No need to pass any context to Get, just put the name of the route inside
 ///the parentheses and the magic will occur.
 ///the parentheses and the magic will occur.

-import 'package:get/instance_manager.dart';
 import 'dart:developer' as developer;
 import 'dart:developer' as developer;
 
 
+import '../../instance_manager.dart';
+
 typedef LogWriterCallback = void Function(String text, {bool isError});
 typedef LogWriterCallback = void Function(String text, {bool isError});
 
 
 void defaultLogWriterCallback(String value, {bool isError = false}) {
 void defaultLogWriterCallback(String value, {bool isError = false}) {

-import 'package:get/src/core/get_interface.dart';
-
+import '../core/get_interface.dart';
 import 'get_instance.dart';
 import 'get_instance.dart';
 
 
 extension Inst on GetInterface {
 extension Inst on GetInterface {
   /// Creates a new Instance<S> lazily from the [<S>builder()] callback.
   /// Creates a new Instance<S> lazily from the [<S>builder()] callback.
   ///
   ///
   /// The first time you call [Get.find()], the [builder()] callback will create
   /// The first time you call [Get.find()], the [builder()] callback will create
-  /// the Instance and persisted as a Singleton (like you would use [Get.put()]).
+  /// the Instance and persisted as a Singleton (like you would use
+  /// [Get.put()]).
   ///
   ///
-  /// Using [GetConfig.smartManagement] as [SmartManagement.keepFactory] has the same outcome
+  /// Using [GetConfig.smartManagement] as [SmartManagement.keepFactory] has
+  /// the same outcome
   /// as using [fenix:true] :
   /// as using [fenix:true] :
-  /// The internal register of [builder()] will remain in memory to recreate the Instance
-  /// if the Instance has been removed with [Get.delete()].
+  /// The internal register of [builder()] will remain in memory to recreate
+  /// the Instance if the Instance has been removed with [Get.delete()].
   /// Therefore, future calls to [Get.find()] will return the same Instance.
   /// Therefore, future calls to [Get.find()] will return the same Instance.
   ///
   ///
-  /// If you need to make use of GetxController's life-cycle ([onInit(), onStart(), onClose()])
-  /// [fenix] is a great choice to mix with [GetBuilder()] and [GetX()] widgets, and/or [GetMaterialApp] Navigation.
+  /// If you need to make use of GetxController's life-cycle
+  /// ([onInit(), onStart(), onClose()])
+  /// [fenix] is a great choice to mix with [GetBuilder()] and [GetX()] widgets,
+  /// and/or [GetMaterialApp] Navigation.
   ///
   ///
-  /// You could use [Get.lazyPut(fenix:true)] in your app's [main()] instead of [Bindings()] for each [GetPage].
+  /// You could use [Get.lazyPut(fenix:true)] in your app's [main()] instead of
+  /// [Bindings()] for each [GetPage].
   /// And the memory management will be similar.
   /// And the memory management will be similar.
   ///
   ///
-  /// Subsequent calls to [Get.lazyPut()] with the same parameters (<[S]> and optionally [tag]
-  /// will **not** override the original).
+  /// Subsequent calls to [Get.lazyPut()] with the same parameters
+  /// (<[S]> and optionally [tag] will **not** override the original).
   void lazyPut<S>(InstanceBuilderCallback<S> builder,
   void lazyPut<S>(InstanceBuilderCallback<S> builder,
       {String tag, bool fenix = false}) {
       {String tag, bool fenix = false}) {
     GetInstance().lazyPut<S>(builder, tag: tag, fenix: fenix);
     GetInstance().lazyPut<S>(builder, tag: tag, fenix: fenix);
@@ -55,14 +59,17 @@ extension Inst on GetInterface {
 
 
   /// Injects an [Instance<S>] in memory.
   /// Injects an [Instance<S>] in memory.
   ///
   ///
-  /// No need to define the generic type <[S]> as it's inferred from the [dependency]
-  /// parameter.
+  /// No need to define the generic type <[S]> as it's inferred
+  /// from the [dependency] parameter.
   ///
   ///
   /// - [dependency] The Instance to be injected.
   /// - [dependency] The Instance to be injected.
-  /// - [tag] optionally, use a [tag] as an "id" to create multiple records of the same Type<[S]>
-  ///   the [tag] does **not** conflict with the same tags used by other [dependencies] Types.
-  /// - [permanent] keeps the Instance in memory and persist it, not following [GetConfig.smartManagement]
-  ///   rules. Although, can be removed by [GetInstance.reset()] and [Get.delete()]
+  /// - [tag] optionally, use a [tag] as an "id" to create multiple records
+  /// of the same Type<[S]> the [tag] does **not** conflict with the same tags
+  /// used by other [dependencies] Types.
+  /// - [permanent] keeps the Instance in memory and persist it,
+  /// not following [GetConfig.smartManagement]
+  /// rules. Although, can be removed by [GetInstance.reset()]
+  /// and [Get.delete()]
   /// - [builder] If defined, the [dependency] must be returned from here
   /// - [builder] If defined, the [dependency] must be returned from here
   S put<S>(S dependency,
   S put<S>(S dependency,
           {String tag,
           {String tag,

-import 'package:get/src/core/log.dart';
-import 'package:get/src/navigation/root/smart_management.dart';
-import 'package:get/src/state_manager/rx/rx_core/rx_interface.dart';
-import 'package:get/src/utils/queue/get_queue.dart';
+import '../core/log.dart';
+import '../navigation/root/smart_management.dart';
+import '../state_manager/rx/rx_core/rx_interface.dart';
+import '../utils/queue/get_queue.dart';
 
 
+// ignore: avoid_classes_with_only_static_members
 class GetConfig {
 class GetConfig {
   static SmartManagement smartManagement = SmartManagement.full;
   static SmartManagement smartManagement = SmartManagement.full;
   static bool isLogEnable = true;
   static bool isLogEnable = true;
@@ -19,59 +20,70 @@ class GetInstance {
 
 
   /// Holds references to every registered Instance when using
   /// Holds references to every registered Instance when using
   /// [Get.put()]
   /// [Get.put()]
-  static Map<String, _InstanceBuilderFactory> _singl = {};
+  static final Map<String, _InstanceBuilderFactory> _singl = {};
 
 
   /// Holds a reference to every registered callback when using
   /// Holds a reference to every registered callback when using
   /// [Get.lazyPut()]
   /// [Get.lazyPut()]
-  static Map<String, _Lazy> _factory = {};
+  static final Map<String, _Lazy> _factory = {};
 
 
   /// Holds a reference to [GetConfig.currentRoute] when the Instance was
   /// Holds a reference to [GetConfig.currentRoute] when the Instance was
   /// created to manage the memory.
   /// created to manage the memory.
-  static Map<String, String> _routesKey = {};
+  static final Map<String, String> _routesKey = {};
 
 
-  static GetQueue _queue = GetQueue();
+  static final _queue = GetQueue();
 
 
   /// Creates a new Instance<S> lazily from the [<S>builder()] callback.
   /// Creates a new Instance<S> lazily from the [<S>builder()] callback.
   ///
   ///
   /// The first time you call [Get.find()], the [builder()] callback will create
   /// The first time you call [Get.find()], the [builder()] callback will create
-  /// the Instance and persisted as a Singleton (like you would use [Get.put()]).
+  /// the Instance and persisted as a Singleton (like you would
+  /// use [Get.put()]).
   ///
   ///
-  /// Using [GetConfig.smartManagement] as [SmartManagement.keepFactory] has the same outcome
-  /// as using [fenix:true] :
-  /// The internal register of [builder()] will remain in memory to recreate the Instance
-  /// if the Instance has been removed with [Get.delete()].
+  /// Using [GetConfig.smartManagement] as [SmartManagement.keepFactory] has
+  /// the same outcome as using [fenix:true] :
+  /// The internal register of [builder()] will remain in memory to recreate
+  /// the Instance if the Instance has been removed with [Get.delete()].
   /// Therefore, future calls to [Get.find()] will return the same Instance.
   /// Therefore, future calls to [Get.find()] will return the same Instance.
   ///
   ///
-  /// If you need to make use of GetxController's life-cycle ([onInit(), onStart(), onClose()])
-  /// [fenix] is a great choice to mix with [GetBuilder()] and [GetX()] widgets, and/or [GetMaterialApp] Navigation.
+  /// If you need to make use of GetxController's life-cycle
+  /// ([onInit(), onStart(), onClose()]) [fenix] is a great choice to mix with
+  /// [GetBuilder()] and [GetX()] widgets, and/or [GetMaterialApp] Navigation.
   ///
   ///
-  /// You could use [Get.lazyPut(fenix:true)] in your app's [main()] instead of [Bindings()] for each [GetPage].
+  /// You could use [Get.lazyPut(fenix:true)] in your app's [main()] instead
+  /// of [Bindings()] for each [GetPage].
   /// And the memory management will be similar.
   /// And the memory management will be similar.
   ///
   ///
-  /// Subsequent calls to [Get.lazyPut()] with the same parameters (<[S]> and optionally [tag]
-  /// will **not** override the original).
-  void lazyPut<S>(InstanceBuilderCallback<S> builder,
-      {String tag, bool fenix = false}) {
-    String key = _getKey(S, tag);
+  /// Subsequent calls to [Get.lazyPut()] with the same parameters
+  /// (<[S]> and optionally [tag] will **not** override the original).
+  void lazyPut<S>(
+    InstanceBuilderCallback<S> builder, {
+    String tag,
+    bool fenix = false,
+  }) {
+    final key = _getKey(S, tag);
     _factory.putIfAbsent(key, () => _Lazy(builder, fenix));
     _factory.putIfAbsent(key, () => _Lazy(builder, fenix));
   }
   }
 
 
   /// async version of [Get.put()].
   /// async version of [Get.put()].
   /// Awaits for the resolution of the Future from [builder()] parameter and
   /// Awaits for the resolution of the Future from [builder()] parameter and
   /// stores the Instance returned.
   /// stores the Instance returned.
-  Future<S> putAsync<S>(AsyncInstanceBuilderCallback<S> builder,
-      {String tag, bool permanent = false}) async {
+  Future<S> putAsync<S>(
+    AsyncInstanceBuilderCallback<S> builder, {
+    String tag,
+    bool permanent = false,
+  }) async {
     return put<S>(await builder(), tag: tag, permanent: permanent);
     return put<S>(await builder(), tag: tag, permanent: permanent);
   }
   }
 
 
   /// Injects an instance <[S]> in memory to be globally accessible.
   /// Injects an instance <[S]> in memory to be globally accessible.
   ///
   ///
-  /// No need to define the generic type <[S]> as it's inferred from the [dependency]
+  /// No need to define the generic type <[S]> as it's inferred from
+  /// the [dependency]
   ///
   ///
   /// - [dependency] The Instance to be injected.
   /// - [dependency] The Instance to be injected.
-  /// - [tag] optionally, use a [tag] as an "id" to create multiple records of the same Type<[S]>
-  /// - [permanent] keeps the Instance in memory, not following [GetConfig.smartManagement]
-  ///   rules.
+  /// - [tag] optionally, use a [tag] as an "id" to create multiple records of
+  /// the same Type<[S]>
+  /// - [permanent] keeps the Instance in memory, not following
+  /// [GetConfig.smartManagement] rules.
   S put<S>(
   S put<S>(
     S dependency, {
     S dependency, {
     String tag,
     String tag,
@@ -121,7 +133,8 @@ class GetInstance {
   }
   }
 
 
   /// Clears from memory registered Instances associated with [routeName] when
   /// Clears from memory registered Instances associated with [routeName] when
-  /// using [GetConfig.smartManagement] as [SmartManagement.full] or [SmartManagement.keepFactory]
+  /// using [GetConfig.smartManagement] as [SmartManagement.full] or
+  /// [SmartManagement.keepFactory]
   /// Meant for internal usage of [GetPageRoute] and [GetDialogRoute]
   /// Meant for internal usage of [GetPageRoute] and [GetDialogRoute]
   Future<void> removeDependencyByRoute(String routeName) async {
   Future<void> removeDependencyByRoute(String routeName) async {
     final keysToRemove = <String>[];
     final keysToRemove = <String>[];
@@ -131,12 +144,13 @@ class GetInstance {
       }
       }
     });
     });
 
 
-    keysToRemove.forEach((element) async {
+    for (final element in keysToRemove) {
       await delete(key: element);
       await delete(key: element);
-    });
-    keysToRemove.forEach((element) {
+    }
+
+    for (final element in keysToRemove) {
       _routesKey?.remove(element);
       _routesKey?.remove(element);
-    });
+    }
     keysToRemove.clear();
     keysToRemove.clear();
   }
   }
 
 
@@ -147,7 +161,7 @@ class GetInstance {
   /// [GetConfig.keepFactory]
   /// [GetConfig.keepFactory]
   bool _initDependencies<S>({String name}) {
   bool _initDependencies<S>({String name}) {
     final key = _getKey(S, name);
     final key = _getKey(S, name);
-    bool isInit = _singl[key].isInit;
+    final isInit = _singl[key].isInit;
     if (!isInit) {
     if (!isInit) {
       _startController<S>(tag: name);
       _startController<S>(tag: name);
       _singl[key].isInit = true;
       _singl[key].isInit = true;
@@ -166,7 +180,7 @@ class GetInstance {
 
 
   /// Finds and returns a Instance<[S]> (or [tag]) without further processing.
   /// Finds and returns a Instance<[S]> (or [tag]) without further processing.
   S findByType<S>(Type type, {String tag}) {
   S findByType<S>(Type type, {String tag}) {
-    String key = _getKey(type, tag);
+    final key = _getKey(type, tag);
     return _singl[key].getDependency() as S;
     return _singl[key].getDependency() as S;
   }
   }
 
 
@@ -204,12 +218,12 @@ class GetInstance {
   // }
   // }
 
 
   /// Finds the registered type <[S]> (or [tag])
   /// Finds the registered type <[S]> (or [tag])
-  /// In case of using Get.[create] to register a type <[S]> or [tag], it will create an instance
-  /// each time you call [find].
-  /// If the registered type <[S]> (or [tag]) is a Controller, it will initialize
-  /// it's lifecycle.
+  /// In case of using Get.[create] to register a type <[S]> or [tag],
+  /// it will create an instance each time you call [find].
+  /// If the registered type <[S]> (or [tag]) is a Controller,
+  /// it will initialize it's lifecycle.
   S find<S>({String tag}) {
   S find<S>({String tag}) {
-    String key = _getKey(S, tag);
+    final key = _getKey(S, tag);
     if (isRegistered<S>(tag: tag)) {
     if (isRegistered<S>(tag: tag)) {
       if (_singl[key] == null) {
       if (_singl[key] == null) {
         if (tag == null) {
         if (tag == null) {
@@ -221,12 +235,14 @@ class GetInstance {
       _initDependencies<S>(name: tag);
       _initDependencies<S>(name: tag);
       return _singl[key].getDependency() as S;
       return _singl[key].getDependency() as S;
     } else {
     } else {
-      if (!_factory.containsKey(key))
+      if (!_factory.containsKey(key)) {
+        // ignore: lines_longer_than_80_chars
         throw '"$S" not found. You need to call "Get.put($S())" or "Get.lazyPut(()=>$S())"';
         throw '"$S" not found. You need to call "Get.put($S())" or "Get.lazyPut(()=>$S())"';
+      }
 
 
       GetConfig.log('Lazy instance "$S" created');
       GetConfig.log('Lazy instance "$S" created');
 
 
-      S _value = put<S>(_factory[key].builder() as S);
+      var _value = put<S>(_factory[key].builder() as S);
 
 
       _initDependencies<S>(name: tag);
       _initDependencies<S>(name: tag);
 
 
@@ -258,11 +274,15 @@ class GetInstance {
     return true;
     return true;
   }
   }
 
 
-  // Future<bool> delete<S>({String tag, String key, bool force = false}) async {
-  //   final s = await queue
-  //       .add<bool>(() async => dele<S>(tag: tag, key: key, force: force));
-  //   return s;
-  // }
+//  Future<bool> delete<S>({
+//    String tag,
+//    String key,
+//    bool force = false,
+//  }) async {
+//    final s = await queue
+//        .add<bool>(() async => dele<S>(tag: tag, key: key, force: force));
+//    return s;
+//  }
 
 
   /// Delete registered Class Instance [S] (or [tag]) and, closes any open
   /// Delete registered Class Instance [S] (or [tag]) and, closes any open
   /// controllers [DisposableInterface], cleans up the memory
   /// controllers [DisposableInterface], cleans up the memory
@@ -292,6 +312,7 @@ class GetInstance {
       final builder = _singl[newKey];
       final builder = _singl[newKey];
       if (builder.permanent && !force) {
       if (builder.permanent && !force) {
         GetConfig.log(
         GetConfig.log(
+          // ignore: lines_longer_than_80_chars
           '"$newKey" has been marked as permanent, SmartManagement is not authorized to delete it.',
           '"$newKey" has been marked as permanent, SmartManagement is not authorized to delete it.',
           isError: true,
           isError: true,
         );
         );
@@ -352,7 +373,11 @@ class _InstanceBuilderFactory<S> {
   bool isInit = false;
   bool isInit = false;
 
 
   _InstanceBuilderFactory(
   _InstanceBuilderFactory(
-      this.isSingleton, this.builderFunc, this.permanent, this.isInit);
+    this.isSingleton,
+    this.builderFunc,
+    this.permanent,
+    this.isInit,
+  );
 
 
   /// Gets the actual instance by it's [builderFunc] or the persisted instance.
   /// Gets the actual instance by it's [builderFunc] or the persisted instance.
   S getDependency() {
   S getDependency() {
@@ -365,5 +390,6 @@ class _InstanceBuilderFactory<S> {
 class _Lazy {
 class _Lazy {
   bool fenix;
   bool fenix;
   InstanceBuilderCallback builder;
   InstanceBuilderCallback builder;
+
   _Lazy(this.builder, this.fenix);
   _Lazy(this.builder, this.fenix);
 }
 }

@@ -61,7 +61,7 @@ class GetModalBottomSheetRoute<T> extends PopupRoute<T> {
   @override
   @override
   Widget buildPage(BuildContext context, Animation<double> animation,
   Widget buildPage(BuildContext context, Animation<double> animation,
       Animation<double> secondaryAnimation) {
       Animation<double> secondaryAnimation) {
-    final BottomSheetThemeData sheetTheme =
+    final sheetTheme =
         theme?.bottomSheetTheme ?? Theme.of(context).bottomSheetTheme;
         theme?.bottomSheetTheme ?? Theme.of(context).bottomSheetTheme;
     // By definition, the bottom sheet is aligned to the bottom of the page
     // By definition, the bottom sheet is aligned to the bottom of the page
     // and isn't exposed to the top padding of the MediaQuery.
     // and isn't exposed to the top padding of the MediaQuery.
@@ -130,17 +130,16 @@ class _GetModalBottomSheetState<T> extends State<_GetModalBottomSheet<T>> {
   Widget build(BuildContext context) {
   Widget build(BuildContext context) {
     assert(debugCheckHasMediaQuery(context));
     assert(debugCheckHasMediaQuery(context));
     assert(debugCheckHasMaterialLocalizations(context));
     assert(debugCheckHasMaterialLocalizations(context));
-    final MediaQueryData mediaQuery = MediaQuery.of(context);
-    final MaterialLocalizations localizations =
-        MaterialLocalizations.of(context);
-    final String routeLabel = _getRouteLabel(localizations);
+    final mediaQuery = MediaQuery.of(context);
+    final localizations = MaterialLocalizations.of(context);
+    final routeLabel = _getRouteLabel(localizations);
 
 
     return AnimatedBuilder(
     return AnimatedBuilder(
       animation: widget.route.animation,
       animation: widget.route.animation,
-      builder: (BuildContext context, Widget child) {
+      builder: (context, child) {
         // Disable the initial animation when accessible navigation is on so
         // Disable the initial animation when accessible navigation is on so
         // that the semantics are added to the tree at the correct time.
         // that the semantics are added to the tree at the correct time.
-        final double animationValue = mediaQuery.accessibleNavigation
+        final animationValue = mediaQuery.accessibleNavigation
             ? 1.0
             ? 1.0
             : widget.route.animation.value;
             : widget.route.animation.value;
         return Semantics(
         return Semantics(

 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
 import 'package:flutter/scheduler.dart';
-import 'package:get/instance_manager.dart';
-import 'package:get/route_manager.dart';
-import 'package:get/src/core/get_interface.dart';
-import 'package:get/src/core/log.dart';
 
 
+import '../../instance_manager.dart';
+import '../../route_manager.dart';
+import '../core/get_interface.dart';
+import '../core/log.dart';
 import 'dialog/dialog_route.dart';
 import 'dialog/dialog_route.dart';
 import 'root/parse_route.dart';
 import 'root/parse_route.dart';
 import 'routes/bindings_interface.dart';
 import 'routes/bindings_interface.dart';
 
 
 /// It replaces the Flutter Navigator, but needs no context.
 /// It replaces the Flutter Navigator, but needs no context.
-/// You can to use navigator.push(YourRoute()) rather Navigator.push(context, YourRoute());
+/// You can to use navigator.push(YourRoute()) rather
+/// Navigator.push(context, YourRoute());
 NavigatorState get navigator => Get.key.currentState;
 NavigatorState get navigator => Get.key.currentState;
 
 
 extension GetNavigation on GetInterface {
 extension GetNavigation on GetInterface {
@@ -50,15 +51,15 @@ extension GetNavigation on GetInterface {
     bool preventDuplicates = true,
     bool preventDuplicates = true,
     bool popGesture,
     bool popGesture,
   }) {
   }) {
-    String routename = "/${page.runtimeType.toString()}";
-    if (preventDuplicates && routename == currentRoute) {
+    var routeName = "/${page.runtimeType.toString()}";
+    if (preventDuplicates && routeName == currentRoute) {
       return null;
       return null;
     }
     }
     return global(id).currentState.push(
     return global(id).currentState.push(
           GetPageRoute(
           GetPageRoute(
             opaque: opaque ?? true,
             opaque: opaque ?? true,
             page: () => page,
             page: () => page,
-            routeName: routename,
+            routeName: routeName,
             settings: RouteSettings(
             settings: RouteSettings(
               //  name: forceRouteName ? '${a.runtimeType}' : '',
               //  name: forceRouteName ? '${a.runtimeType}' : '',
               arguments: arguments,
               arguments: arguments,
@@ -141,7 +142,8 @@ extension GetNavigation on GetInterface {
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   ///
   ///
   /// or also like this:
   /// or also like this:
-  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog is closed
+  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the
+  /// dialog is closed
   void until(RoutePredicate predicate, {int id}) {
   void until(RoutePredicate predicate, {int id}) {
     // if (key.currentState.mounted) // add this if appear problems on future with route navigate
     // if (key.currentState.mounted) // add this if appear problems on future with route navigate
     // when widget don't mounted
     // when widget don't mounted
@@ -164,7 +166,8 @@ extension GetNavigation on GetInterface {
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   ///
   ///
   /// or also like this:
   /// or also like this:
-  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog is closed
+  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog
+  /// is closed
   Future<T> offUntil<T>(Route<T> page, RoutePredicate predicate, {int id}) {
   Future<T> offUntil<T>(Route<T> page, RoutePredicate predicate, {int id}) {
     // if (key.currentState.mounted) // add this if appear problems on future with route navigate
     // if (key.currentState.mounted) // add this if appear problems on future with route navigate
     // when widget don't mounted
     // when widget don't mounted
@@ -184,7 +187,8 @@ extension GetNavigation on GetInterface {
   /// [predicate] can be used like this:
   /// [predicate] can be used like this:
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   /// or also like
   /// or also like
-  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog is closed
+  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog
+  /// is closed
   ///
   ///
   /// Note: Always put a slash on the route ('/page1'), to avoid unnexpected errors
   /// Note: Always put a slash on the route ('/page1'), to avoid unnexpected errors
   Future<T> offNamedUntil<T>(
   Future<T> offNamedUntil<T>(
@@ -200,14 +204,15 @@ extension GetNavigation on GetInterface {
 
 
   /// **Navigation.popAndPushNamed()** shortcut.<br><br>
   /// **Navigation.popAndPushNamed()** shortcut.<br><br>
   ///
   ///
-  /// Pop the current named page and pushes a new [page] to the stack in its place
+  /// Pop the current named page and pushes a new [page] to the stack
+  /// in its place
   ///
   ///
   /// You can send any type of value to the other route in the [arguments].
   /// You can send any type of value to the other route in the [arguments].
   /// It is very similar to `offNamed()` but use a different approach
   /// It is very similar to `offNamed()` but use a different approach
   ///
   ///
-  /// The `offNamed()` pop a page, and goes to the next. The `offAndToNamed()` goes
-  /// to the next page, and removes the previous one. The route transition
-  /// animation is different.
+  /// The `offNamed()` pop a page, and goes to the next. The
+  /// `offAndToNamed()` goes to the next page, and removes the previous one.
+  /// The route transition animation is different.
   Future<T> offAndToNamed<T>(String page,
   Future<T> offAndToNamed<T>(String page,
       {Object arguments, int id, dynamic result}) {
       {Object arguments, int id, dynamic result}) {
     return global(id)
     return global(id)
@@ -238,19 +243,24 @@ extension GetNavigation on GetInterface {
   /// [predicate] can be used like this:
   /// [predicate] can be used like this:
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   /// or also like
   /// or also like
-  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog is closed
+  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog
+  /// is closed
   ///
   ///
   /// [id] is for when you are using nested navigation,
   /// [id] is for when you are using nested navigation,
   /// as explained in documentation
   /// as explained in documentation
   ///
   ///
   /// Note: Always put a slash on the route ('/page1'), to avoid unexpected errors
   /// Note: Always put a slash on the route ('/page1'), to avoid unexpected errors
-  Future<T> offAllNamed<T>(String newRouteName,
-      {RoutePredicate predicate, Object arguments, int id}) {
-    var route = (Route<dynamic> rota) => false;
-
+  Future<T> offAllNamed<T>(
+    String newRouteName, {
+    RoutePredicate predicate,
+    Object arguments,
+    int id,
+  }) {
     return global(id).currentState.pushNamedAndRemoveUntil(
     return global(id).currentState.pushNamedAndRemoveUntil(
-        newRouteName, predicate ?? route,
-        arguments: arguments);
+          newRouteName,
+          predicate ?? (_) => false,
+          arguments: arguments,
+        );
   }
   }
 
 
   /// Returns true if a Snackbar, Dialog or BottomSheet is currently OPEN
   /// Returns true if a Snackbar, Dialog or BottomSheet is currently OPEN
@@ -265,8 +275,8 @@ extension GetNavigation on GetInterface {
   ///
   ///
   /// Pop the current page, snackbar, dialog or bottomsheet in the stack
   /// Pop the current page, snackbar, dialog or bottomsheet in the stack
   ///
   ///
-  /// if your set [closeOverlays] to true, Get.back() will close the currently open
-  /// snackbar/dialog/bottomsheet AND the current page
+  /// if your set [closeOverlays] to true, Get.back() will close the
+  /// currently open snackbar/dialog/bottomsheet AND the current page
   ///
   ///
   /// [id] is for when you are using nested navigation,
   /// [id] is for when you are using nested navigation,
   /// as explained in documentation
   /// as explained in documentation
@@ -303,10 +313,9 @@ extension GetNavigation on GetInterface {
     if ((times == null) || (times < 1)) {
     if ((times == null) || (times < 1)) {
       times = 1;
       times = 1;
     }
     }
-    int count = 0;
-    void back = global(id).currentState.popUntil((route) {
-      return count++ == times;
-    });
+    var count = 0;
+    var back = global(id).currentState.popUntil((route) => count++ == times);
+
     return back;
     return back;
   }
   }
 
 
@@ -346,8 +355,8 @@ extension GetNavigation on GetInterface {
     bool preventDuplicates = true,
     bool preventDuplicates = true,
     Duration duration,
     Duration duration,
   }) {
   }) {
-    String routename = "/${page.runtimeType.toString()}";
-    if (preventDuplicates && routename == currentRoute) {
+    var routeName = "/${page.runtimeType.toString()}";
+    if (preventDuplicates && routeName == currentRoute) {
       return null;
       return null;
     }
     }
     return global(id).currentState.pushReplacement(GetPageRoute(
     return global(id).currentState.pushReplacement(GetPageRoute(
@@ -355,7 +364,7 @@ extension GetNavigation on GetInterface {
         page: () => page,
         page: () => page,
         binding: binding,
         binding: binding,
         settings: RouteSettings(arguments: arguments),
         settings: RouteSettings(arguments: arguments),
-        routeName: routename,
+        routeName: routeName,
         fullscreenDialog: fullscreenDialog,
         fullscreenDialog: fullscreenDialog,
         popGesture: popGesture ?? defaultPopGesture,
         popGesture: popGesture ?? defaultPopGesture,
         transition: transition ?? defaultTransition,
         transition: transition ?? defaultTransition,
@@ -380,7 +389,8 @@ extension GetNavigation on GetInterface {
   /// [predicate] can be used like this:
   /// [predicate] can be used like this:
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   /// `Get.until((route) => Get.currentRoute == '/home')`so when you get to home page,
   /// or also like
   /// or also like
-  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog is closed
+  /// `Get.until((route) => !Get.isDialogOpen())`, to make sure the dialog
+  /// is closed
   ///
   ///
   /// [id] is for when you are using nested navigation,
   /// [id] is for when you are using nested navigation,
   /// as explained in documentation
   /// as explained in documentation
@@ -404,23 +414,22 @@ extension GetNavigation on GetInterface {
     Duration duration,
     Duration duration,
     Transition transition,
     Transition transition,
   }) {
   }) {
-    var route = (Route<dynamic> rota) => false;
-
-    String routename = "/${page.runtimeType.toString()}";
+    var routeName = "/${page.runtimeType.toString()}";
 
 
     return global(id).currentState.pushAndRemoveUntil(
     return global(id).currentState.pushAndRemoveUntil(
-        GetPageRoute(
-          opaque: opaque ?? true,
-          popGesture: popGesture ?? defaultPopGesture,
-          page: () => page,
-          binding: binding,
-          settings: RouteSettings(arguments: arguments),
-          fullscreenDialog: fullscreenDialog,
-          routeName: routename,
-          transition: transition ?? defaultTransition,
-          transitionDuration: duration ?? defaultDurationTransition,
-        ),
-        predicate ?? route);
+          GetPageRoute(
+            opaque: opaque ?? true,
+            popGesture: popGesture ?? defaultPopGesture,
+            page: () => page,
+            binding: binding,
+            settings: RouteSettings(arguments: arguments),
+            fullscreenDialog: fullscreenDialog,
+            routeName: routeName,
+            transition: transition ?? defaultTransition,
+            transitionDuration: duration ?? defaultDurationTransition,
+          ),
+          predicate ?? (_) => false,
+        );
   }
   }
 
 
   /// Show a dialog
   /// Show a dialog
@@ -438,12 +447,11 @@ extension GetNavigation on GetInterface {
     assert(useRootNavigator != null);
     assert(useRootNavigator != null);
     assert(debugCheckHasMaterialLocalizations(context));
     assert(debugCheckHasMaterialLocalizations(context));
 
 
-    final ThemeData theme = Theme.of(context, shadowThemeOnly: true);
+    final theme = Theme.of(context, shadowThemeOnly: true);
     return generalDialog(
     return generalDialog(
-      pageBuilder: (BuildContext buildContext, Animation<double> animation,
-          Animation<double> secondaryAnimation) {
-        final Widget pageChild = widget;
-        Widget dialog = Builder(builder: (BuildContext context) {
+      pageBuilder: (buildContext, animation, secondaryAnimation) {
+        final pageChild = widget;
+        Widget dialog = Builder(builder: (context) {
           return theme != null
           return theme != null
               ? Theme(data: theme, child: pageChild)
               ? Theme(data: theme, child: pageChild)
               : pageChild;
               : pageChild;
@@ -518,8 +526,8 @@ extension GetNavigation on GetInterface {
     double radius = 20.0,
     double radius = 20.0,
     List<Widget> actions,
     List<Widget> actions,
   }) {
   }) {
-    bool leanCancel = onCancel != null || textCancel != null;
-    bool leanConfirm = onConfirm != null || textConfirm != null;
+    var leanCancel = onCancel != null || textCancel != null;
+    var leanConfirm = onConfirm != null || textConfirm != null;
     actions ??= [];
     actions ??= [];
 
 
     if (cancel != null) {
     if (cancel != null) {
@@ -632,79 +640,81 @@ extension GetNavigation on GetInterface {
     ));
     ));
   }
   }
 
 
-  void rawSnackbar(
-      {String title,
-      String message,
-      Widget titleText,
-      Widget messageText,
-      Widget icon,
-      bool instantInit = true,
-      bool shouldIconPulse = true,
-      double maxWidth,
-      EdgeInsets margin = const EdgeInsets.all(0.0),
-      EdgeInsets padding = const EdgeInsets.all(16),
-      double borderRadius = 0.0,
-      Color borderColor,
-      double borderWidth = 1.0,
-      Color backgroundColor = const Color(0xFF303030),
-      Color leftBarIndicatorColor,
-      List<BoxShadow> boxShadows,
-      Gradient backgroundGradient,
-      FlatButton mainButton,
-      OnTap onTap,
-      Duration duration = const Duration(seconds: 3),
-      bool isDismissible = true,
-      SnackDismissDirection dismissDirection = SnackDismissDirection.VERTICAL,
-      bool showProgressIndicator = false,
-      AnimationController progressIndicatorController,
-      Color progressIndicatorBackgroundColor,
-      Animation<Color> progressIndicatorValueColor,
-      SnackPosition snackPosition = SnackPosition.BOTTOM,
-      SnackStyle snackStyle = SnackStyle.FLOATING,
-      Curve forwardAnimationCurve = Curves.easeOutCirc,
-      Curve reverseAnimationCurve = Curves.easeOutCirc,
-      Duration animationDuration = const Duration(seconds: 1),
-      SnackbarStatusCallback snackbarStatus,
-      double barBlur = 0.0,
-      double overlayBlur = 0.0,
-      Color overlayColor,
-      Form userInputForm}) async {
-    GetBar getBar = GetBar(
-        snackbarStatus: snackbarStatus,
-        title: title,
-        message: message,
-        titleText: titleText,
-        messageText: messageText,
-        snackPosition: snackPosition,
-        borderRadius: borderRadius,
-        margin: margin,
-        duration: duration,
-        barBlur: barBlur,
-        backgroundColor: backgroundColor,
-        icon: icon,
-        shouldIconPulse: shouldIconPulse,
-        maxWidth: maxWidth,
-        padding: padding,
-        borderColor: borderColor,
-        borderWidth: borderWidth,
-        leftBarIndicatorColor: leftBarIndicatorColor,
-        boxShadows: boxShadows,
-        backgroundGradient: backgroundGradient,
-        mainButton: mainButton,
-        onTap: onTap,
-        isDismissible: isDismissible,
-        dismissDirection: dismissDirection,
-        showProgressIndicator: showProgressIndicator ?? false,
-        progressIndicatorController: progressIndicatorController,
-        progressIndicatorBackgroundColor: progressIndicatorBackgroundColor,
-        progressIndicatorValueColor: progressIndicatorValueColor,
-        snackStyle: snackStyle,
-        forwardAnimationCurve: forwardAnimationCurve,
-        reverseAnimationCurve: reverseAnimationCurve,
-        animationDuration: animationDuration,
-        overlayBlur: overlayBlur,
-        overlayColor: overlayColor,
-        userInputForm: userInputForm);
+  void rawSnackbar({
+    String title,
+    String message,
+    Widget titleText,
+    Widget messageText,
+    Widget icon,
+    bool instantInit = true,
+    bool shouldIconPulse = true,
+    double maxWidth,
+    EdgeInsets margin = const EdgeInsets.all(0.0),
+    EdgeInsets padding = const EdgeInsets.all(16),
+    double borderRadius = 0.0,
+    Color borderColor,
+    double borderWidth = 1.0,
+    Color backgroundColor = const Color(0xFF303030),
+    Color leftBarIndicatorColor,
+    List<BoxShadow> boxShadows,
+    Gradient backgroundGradient,
+    FlatButton mainButton,
+    OnTap onTap,
+    Duration duration = const Duration(seconds: 3),
+    bool isDismissible = true,
+    SnackDismissDirection dismissDirection = SnackDismissDirection.VERTICAL,
+    bool showProgressIndicator = false,
+    AnimationController progressIndicatorController,
+    Color progressIndicatorBackgroundColor,
+    Animation<Color> progressIndicatorValueColor,
+    SnackPosition snackPosition = SnackPosition.BOTTOM,
+    SnackStyle snackStyle = SnackStyle.FLOATING,
+    Curve forwardAnimationCurve = Curves.easeOutCirc,
+    Curve reverseAnimationCurve = Curves.easeOutCirc,
+    Duration animationDuration = const Duration(seconds: 1),
+    SnackbarStatusCallback snackbarStatus,
+    double barBlur = 0.0,
+    double overlayBlur = 0.0,
+    Color overlayColor,
+    Form userInputForm,
+  }) async {
+    final getBar = GetBar(
+      snackbarStatus: snackbarStatus,
+      title: title,
+      message: message,
+      titleText: titleText,
+      messageText: messageText,
+      snackPosition: snackPosition,
+      borderRadius: borderRadius,
+      margin: margin,
+      duration: duration,
+      barBlur: barBlur,
+      backgroundColor: backgroundColor,
+      icon: icon,
+      shouldIconPulse: shouldIconPulse,
+      maxWidth: maxWidth,
+      padding: padding,
+      borderColor: borderColor,
+      borderWidth: borderWidth,
+      leftBarIndicatorColor: leftBarIndicatorColor,
+      boxShadows: boxShadows,
+      backgroundGradient: backgroundGradient,
+      mainButton: mainButton,
+      onTap: onTap,
+      isDismissible: isDismissible,
+      dismissDirection: dismissDirection,
+      showProgressIndicator: showProgressIndicator ?? false,
+      progressIndicatorController: progressIndicatorController,
+      progressIndicatorBackgroundColor: progressIndicatorBackgroundColor,
+      progressIndicatorValueColor: progressIndicatorValueColor,
+      snackStyle: snackStyle,
+      forwardAnimationCurve: forwardAnimationCurve,
+      reverseAnimationCurve: reverseAnimationCurve,
+      animationDuration: animationDuration,
+      overlayBlur: overlayBlur,
+      overlayColor: overlayColor,
+      userInputForm: userInputForm,
+    );
 
 
     if (instantInit) {
     if (instantInit) {
       getBar.show();
       getBar.show();
@@ -715,45 +725,48 @@ extension GetNavigation on GetInterface {
     }
     }
   }
   }
 
 
-  void snackbar(String title, String message,
-      {Color colorText,
-      Duration duration,
-
-      /// with instantInit = false you can put snackbar on initState
-      bool instantInit = true,
-      SnackPosition snackPosition,
-      Widget titleText,
-      Widget messageText,
-      Widget icon,
-      bool shouldIconPulse,
-      double maxWidth,
-      EdgeInsets margin,
-      EdgeInsets padding,
-      double borderRadius,
-      Color borderColor,
-      double borderWidth,
-      Color backgroundColor,
-      Color leftBarIndicatorColor,
-      List<BoxShadow> boxShadows,
-      Gradient backgroundGradient,
-      FlatButton mainButton,
-      OnTap onTap,
-      bool isDismissible,
-      bool showProgressIndicator,
-      SnackDismissDirection dismissDirection,
-      AnimationController progressIndicatorController,
-      Color progressIndicatorBackgroundColor,
-      Animation<Color> progressIndicatorValueColor,
-      SnackStyle snackStyle,
-      Curve forwardAnimationCurve,
-      Curve reverseAnimationCurve,
-      Duration animationDuration,
-      double barBlur,
-      double overlayBlur,
-      SnackbarStatusCallback snackbarStatus,
-      Color overlayColor,
-      Form userInputForm}) async {
-    GetBar getBar = GetBar(
+  void snackbar(
+    String title,
+    String message, {
+    Color colorText,
+    Duration duration,
+
+    /// with instantInit = false you can put snackbar on initState
+    bool instantInit = true,
+    SnackPosition snackPosition,
+    Widget titleText,
+    Widget messageText,
+    Widget icon,
+    bool shouldIconPulse,
+    double maxWidth,
+    EdgeInsets margin,
+    EdgeInsets padding,
+    double borderRadius,
+    Color borderColor,
+    double borderWidth,
+    Color backgroundColor,
+    Color leftBarIndicatorColor,
+    List<BoxShadow> boxShadows,
+    Gradient backgroundGradient,
+    FlatButton mainButton,
+    OnTap onTap,
+    bool isDismissible,
+    bool showProgressIndicator,
+    SnackDismissDirection dismissDirection,
+    AnimationController progressIndicatorController,
+    Color progressIndicatorBackgroundColor,
+    Animation<Color> progressIndicatorValueColor,
+    SnackStyle snackStyle,
+    Curve forwardAnimationCurve,
+    Curve reverseAnimationCurve,
+    Duration animationDuration,
+    double barBlur,
+    double overlayBlur,
+    SnackbarStatusCallback snackbarStatus,
+    Color overlayColor,
+    Form userInputForm,
+  }) async {
+    final getBar = GetBar(
         snackbarStatus: snackbarStatus,
         snackbarStatus: snackbarStatus,
         titleText: (title == null)
         titleText: (title == null)
             ? null
             ? null
@@ -761,17 +774,19 @@ extension GetNavigation on GetInterface {
                 Text(
                 Text(
                   title,
                   title,
                   style: TextStyle(
                   style: TextStyle(
-                      color: colorText ?? Colors.black,
-                      fontWeight: FontWeight.w800,
-                      fontSize: 16),
+                    color: colorText ?? Colors.black,
+                    fontWeight: FontWeight.w800,
+                    fontSize: 16,
+                  ),
                 ),
                 ),
         messageText: messageText ??
         messageText: messageText ??
             Text(
             Text(
               message,
               message,
               style: TextStyle(
               style: TextStyle(
-                  color: colorText ?? Colors.black,
-                  fontWeight: FontWeight.w300,
-                  fontSize: 14),
+                color: colorText ?? Colors.black,
+                fontWeight: FontWeight.w300,
+                fontSize: 14,
+              ),
             ),
             ),
         snackPosition: snackPosition ?? SnackPosition.TOP,
         snackPosition: snackPosition ?? SnackPosition.TOP,
         borderRadius: borderRadius ?? 15,
         borderRadius: borderRadius ?? 15,
@@ -816,10 +831,13 @@ extension GetNavigation on GetInterface {
 
 
   void addPages(List<GetPage> getPages) {
   void addPages(List<GetPage> getPages) {
     if (getPages != null) {
     if (getPages != null) {
-      if (routeTree == null) routeTree = ParseRouteTree();
-      getPages.forEach((element) {
+      if (routeTree == null) {
+        routeTree = ParseRouteTree();
+      }
+
+      for (final element in getPages) {
         routeTree.addRoute(element);
         routeTree.addRoute(element);
-      });
+      }
     }
     }
   }
   }
 
 
@@ -922,6 +940,8 @@ extension GetNavigation on GetInterface {
 
 
   RouteSettings get routeSettings => settings;
   RouteSettings get routeSettings => settings;
 
 
+  // FIXME: wouldn't a direct set suffice here?
+  // ignore: use_setters_to_change_properties
   void setSettings(RouteSettings settings) {
   void setSettings(RouteSettings settings) {
     this.settings = settings;
     this.settings = settings;
   }
   }

 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/src/navigation/routes/get_route.dart';
+
+import '../routes/get_route.dart';
 
 
 class ParseRouteTree {
 class ParseRouteTree {
   final List<_ParseRouteTreeNode> _nodes = <_ParseRouteTreeNode>[];
   final List<_ParseRouteTreeNode> _nodes = <_ParseRouteTreeNode>[];
@@ -7,7 +8,7 @@ class ParseRouteTree {
   // bool _hasDefaultRoute = false;
   // bool _hasDefaultRoute = false;
 
 
   void addRoute(GetPage route) {
   void addRoute(GetPage route) {
-    String path = route.name;
+    var path = route.name;
 
 
     if (path == Navigator.defaultRouteName) {
     if (path == Navigator.defaultRouteName) {
       // if (_hasDefaultRoute) {
       // if (_hasDefaultRoute) {
@@ -22,13 +23,13 @@ class ParseRouteTree {
     if (path.startsWith("/")) {
     if (path.startsWith("/")) {
       path = path.substring(1);
       path = path.substring(1);
     }
     }
-    List<String> pathComponents = path.split('/');
+    var pathComponents = path.split('/');
     _ParseRouteTreeNode parent;
     _ParseRouteTreeNode parent;
-    for (int i = 0; i < pathComponents.length; i++) {
-      String component = pathComponents[i];
-      _ParseRouteTreeNode node = _nodeForComponent(component, parent);
+    for (var i = 0; i < pathComponents.length; i++) {
+      var component = pathComponents[i];
+      var node = _nodeForComponent(component, parent);
       if (node == null) {
       if (node == null) {
-        _ParseRouteTreeNodeType type = _typeForComponent(component);
+        var type = _typeForComponent(component);
         node = _ParseRouteTreeNode(component, type);
         node = _ParseRouteTreeNode(component, type);
         node.parent = parent;
         node.parent = parent;
         if (parent == null) {
         if (parent == null) {
@@ -49,7 +50,7 @@ class ParseRouteTree {
   }
   }
 
 
   _GetPageMatch matchRoute(String path) {
   _GetPageMatch matchRoute(String path) {
-    String usePath = path;
+    var usePath = path;
     if (usePath.startsWith("/")) {
     if (usePath.startsWith("/")) {
       usePath = path.substring(1);
       usePath = path.substring(1);
     }
     }
@@ -57,20 +58,18 @@ class ParseRouteTree {
     // should take off url parameters first..
     // should take off url parameters first..
     final uri = Uri.tryParse(usePath);
     final uri = Uri.tryParse(usePath);
 //    List<String> components = usePath.split("/");
 //    List<String> components = usePath.split("/");
-    List<String> components = uri.pathSegments;
+    var components = uri.pathSegments;
     if (path == Navigator.defaultRouteName) {
     if (path == Navigator.defaultRouteName) {
       components = ["/"];
       components = ["/"];
     }
     }
-    Map<_ParseRouteTreeNode, _ParseRouteTreeNodeMatch> nodeMatches =
-        <_ParseRouteTreeNode, _ParseRouteTreeNodeMatch>{};
-    List<_ParseRouteTreeNode> nodesToCheck = _nodes;
-    for (String checkComponent in components) {
-      Map<_ParseRouteTreeNode, _ParseRouteTreeNodeMatch> currentMatches =
-          <_ParseRouteTreeNode, _ParseRouteTreeNodeMatch>{};
-      List<_ParseRouteTreeNode> nextNodes = <_ParseRouteTreeNode>[];
-      for (_ParseRouteTreeNode node in nodesToCheck) {
-        String pathPart = checkComponent;
-        Map<String, String> queryMap = {};
+    var nodeMatches = <_ParseRouteTreeNode, _ParseRouteTreeNodeMatch>{};
+    var nodesToCheck = _nodes;
+    for (final checkComponent in components) {
+      final currentMatches = <_ParseRouteTreeNode, _ParseRouteTreeNodeMatch>{};
+      final nextNodes = <_ParseRouteTreeNode>[];
+      for (final node in nodesToCheck) {
+        var pathPart = checkComponent;
+        var queryMap = <String, String>{};
 
 
         if (checkComponent.contains("?") && !checkComponent.contains("=")) {
         if (checkComponent.contains("?") && !checkComponent.contains("=")) {
           var splitParam = checkComponent.split("?");
           var splitParam = checkComponent.split("?");
@@ -84,28 +83,27 @@ class ParseRouteTree {
             queryMap = {splitParam2[0]: splitParam2[1]};
             queryMap = {splitParam2[0]: splitParam2[1]};
           } else {
           } else {
             pathPart = splitParam[0];
             pathPart = splitParam[0];
-            final segunda = splitParam[1];
-            var other = segunda.split(RegExp(r"[&,=]"));
+            final second = splitParam[1];
+            var other = second.split(RegExp(r"[&,=]"));
             for (var i = 0; i < (other.length - 1); i++) {
             for (var i = 0; i < (other.length - 1); i++) {
-              bool impar = (i % 2 == 0);
-              if (impar) {
+              var isOdd = (i % 2 == 0);
+              if (isOdd) {
                 queryMap.addAll({other[0 + i]: other[1 + i]});
                 queryMap.addAll({other[0 + i]: other[1 + i]});
               }
               }
             }
             }
           }
           }
         }
         }
 
 
-        bool isMatch = (node.part == pathPart || node.isParameter());
+        final isMatch = (node.part == pathPart || node.isParameter());
         if (isMatch) {
         if (isMatch) {
-          _ParseRouteTreeNodeMatch parentMatch = nodeMatches[node.parent];
-          _ParseRouteTreeNodeMatch match =
-              _ParseRouteTreeNodeMatch.fromMatch(parentMatch, node);
+          final parentMatch = nodeMatches[node.parent];
+          final match = _ParseRouteTreeNodeMatch.fromMatch(parentMatch, node);
 
 
           // TODO: find a way to clean this implementation.
           // TODO: find a way to clean this implementation.
           match.parameters.addAll(uri.queryParameters);
           match.parameters.addAll(uri.queryParameters);
 
 
           if (node.isParameter()) {
           if (node.isParameter()) {
-            String paramKey = node.part.substring(1);
+            final paramKey = node.part.substring(1);
             match.parameters[paramKey] = pathPart;
             match.parameters[paramKey] = pathPart;
           }
           }
           if (queryMap != null) {
           if (queryMap != null) {
@@ -124,16 +122,16 @@ class ParseRouteTree {
         return null;
         return null;
       }
       }
     }
     }
-    List<_ParseRouteTreeNodeMatch> matches = nodeMatches.values.toList();
+    var matches = nodeMatches.values.toList();
     if (matches.length > 0) {
     if (matches.length > 0) {
-      _ParseRouteTreeNodeMatch match = matches.first;
-      _ParseRouteTreeNode nodeToUse = match.node;
+      var match = matches.first;
+      var nodeToUse = match.node;
 
 
       if (nodeToUse != null &&
       if (nodeToUse != null &&
           nodeToUse.routes != null &&
           nodeToUse.routes != null &&
           nodeToUse.routes.length > 0) {
           nodeToUse.routes.length > 0) {
-        List<GetPage> routes = nodeToUse.routes;
-        _GetPageMatch routeMatch = _GetPageMatch(routes[0]);
+        var routes = nodeToUse.routes;
+        var routeMatch = _GetPageMatch(routes[0]);
 
 
         routeMatch.parameters = match.parameters;
         routeMatch.parameters = match.parameters;
 
 
@@ -144,12 +142,14 @@ class ParseRouteTree {
   }
   }
 
 
   _ParseRouteTreeNode _nodeForComponent(
   _ParseRouteTreeNode _nodeForComponent(
-      String component, _ParseRouteTreeNode parent) {
-    List<_ParseRouteTreeNode> nodes = _nodes;
+    String component,
+    _ParseRouteTreeNode parent,
+  ) {
+    var nodes = _nodes;
     if (parent != null) {
     if (parent != null) {
       nodes = parent.nodes;
       nodes = parent.nodes;
     }
     }
-    for (_ParseRouteTreeNode node in nodes) {
+    for (var node in nodes) {
       if (node.part == component) {
       if (node.part == component) {
         return node;
         return node;
       }
       }
@@ -158,7 +158,7 @@ class ParseRouteTree {
   }
   }
 
 
   _ParseRouteTreeNodeType _typeForComponent(String component) {
   _ParseRouteTreeNodeType _typeForComponent(String component) {
-    _ParseRouteTreeNodeType type = _ParseRouteTreeNodeType.component;
+    var type = _ParseRouteTreeNodeType.component;
     if (_isParameterComponent(component)) {
     if (_isParameterComponent(component)) {
       type = _ParseRouteTreeNodeType.parameter;
       type = _ParseRouteTreeNodeType.parameter;
     }
     }
@@ -171,12 +171,13 @@ class ParseRouteTree {
 
 
   Map<String, String> parseQueryString(String query) {
   Map<String, String> parseQueryString(String query) {
     var search = RegExp('([^&=]+)=?([^&]*)');
     var search = RegExp('([^&=]+)=?([^&]*)');
-    var params = Map<String, String>();
+    var params = <String, String>{};
     if (query.startsWith('?')) query = query.substring(1);
     if (query.startsWith('?')) query = query.substring(1);
     decode(String s) => Uri.decodeComponent(s.replaceAll('+', ' '));
     decode(String s) => Uri.decodeComponent(s.replaceAll('+', ' '));
+
     for (Match match in search.allMatches(query)) {
     for (Match match in search.allMatches(query)) {
-      String key = decode(match.group(1));
-      String value = decode(match.group(2));
+      var key = decode(match.group(1));
+      final value = decode(match.group(2));
       params[key] = value;
       params[key] = value;
     }
     }
     return params;
     return params;

 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
-import 'package:get/src/state_manager/simple/get_state.dart';
+
+import '../../state_manager/simple/get_state.dart';
 
 
 class GetMaterialController extends GetxController {
 class GetMaterialController extends GetxController {
   Key key;
   Key key;

 import 'package:flutter/foundation.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
-import 'package:get/get.dart';
-import 'package:get/src/core/log.dart';
-import 'package:get/src/instance/get_instance.dart';
-import 'package:get/src/navigation/routes/get_route.dart';
+
+import '../../../get.dart';
+import '../../core/log.dart';
+import '../../instance/get_instance.dart';
+import '../routes/get_route.dart';
 import 'root_controller.dart';
 import 'root_controller.dart';
 import 'smart_management.dart';
 import 'smart_management.dart';
 
 
@@ -97,6 +98,7 @@ class GetMaterialApp extends StatelessWidget {
   final bool showSemanticsDebugger;
   final bool showSemanticsDebugger;
   final bool debugShowCheckedModeBanner;
   final bool debugShowCheckedModeBanner;
   final Map<LogicalKeySet, Intent> shortcuts;
   final Map<LogicalKeySet, Intent> shortcuts;
+
   // final Map<LocalKey, ActionFactory> actions;
   // final Map<LocalKey, ActionFactory> actions;
   final bool debugShowMaterialGrid;
   final bool debugShowMaterialGrid;
   final Function(Routing) routingCallback;
   final Function(Routing) routingCallback;
@@ -266,7 +268,8 @@ extension Trans on String {
     // Returns the key if locale is null.
     // Returns the key if locale is null.
     if (Get.locale?.languageCode == null) return this;
     if (Get.locale?.languageCode == null) return this;
 
 
-    // Checks whether the language code and country code are present, and whether the key is also present.
+    // Checks whether the language code and country code are present, and
+    // whether the key is also present.
     if (Get.translations.containsKey(
     if (Get.translations.containsKey(
             "${Get.locale.languageCode}_${Get.locale.countryCode}") &&
             "${Get.locale.languageCode}_${Get.locale.countryCode}") &&
         Get.translations["${Get.locale.languageCode}_${Get.locale.countryCode}"]
         Get.translations["${Get.locale.languageCode}_${Get.locale.countryCode}"]
@@ -274,24 +277,24 @@ extension Trans on String {
       return Get.translations[
       return Get.translations[
           "${Get.locale.languageCode}_${Get.locale.countryCode}"][this];
           "${Get.locale.languageCode}_${Get.locale.countryCode}"][this];
 
 
-      // Checks if there is a callback language in the absence of the specific country, and if it contains that key.
+      // Checks if there is a callback language in the absence of the specific
+      // country, and if it contains that key.
     } else if (Get.translations.containsKey(Get.locale.languageCode) &&
     } else if (Get.translations.containsKey(Get.locale.languageCode) &&
         Get.translations[Get.locale.languageCode].containsKey(this)) {
         Get.translations[Get.locale.languageCode].containsKey(this)) {
       return Get.translations[Get.locale.languageCode][this];
       return Get.translations[Get.locale.languageCode][this];
-      // If there is no corresponding language or corresponding key, return the key.
+      // If there is no corresponding language or corresponding key, return
+      // the key.
     } else if (Get.fallbackLocale != null) {
     } else if (Get.fallbackLocale != null) {
-      if (Get.translations.containsKey(
-              "${Get.fallbackLocale.languageCode}_${Get.fallbackLocale.countryCode}") &&
-          Get.translations[
-                  "${Get.fallbackLocale.languageCode}_${Get.fallbackLocale.countryCode}"]
-              .containsKey(this)) {
-        return Get.translations[
-                "${Get.fallbackLocale.languageCode}_${Get.fallbackLocale.countryCode}"]
-            [this];
+      final fallback = Get.fallbackLocale;
+      final key = "${fallback.languageCode}_${fallback.countryCode}";
+
+      if (Get.translations.containsKey(key) &&
+          Get.translations[key].containsKey(this)) {
+        return Get.translations[key][this];
       }
       }
-      if (Get.translations.containsKey(Get.fallbackLocale.languageCode) &&
-          Get.translations[Get.fallbackLocale.languageCode].containsKey(this)) {
-        return Get.translations[Get.fallbackLocale.languageCode][this];
+      if (Get.translations.containsKey(fallback.languageCode) &&
+          Get.translations[fallback.languageCode].containsKey(this)) {
+        return Get.translations[fallback.languageCode][this];
       }
       }
       return this;
       return this;
     } else {
     } else {
@@ -300,11 +303,11 @@ extension Trans on String {
   }
   }
 
 
   String trArgs([List<String> args]) {
   String trArgs([List<String> args]) {
-    String key = tr;
+    var key = tr;
     if (args != null) {
     if (args != null) {
-      args.forEach((arg) {
+      for (final arg in args) {
         key = key.replaceFirst(RegExp(r'%s'), arg.toString());
         key = key.replaceFirst(RegExp(r'%s'), arg.toString());
-      });
+      }
     }
     }
     return key;
     return key;
   }
   }

-import 'package:get/get.dart';
+import '../../../get.dart';
 
 
 /// [Bindings] should be extended or implemented.
 /// [Bindings] should be extended or implemented.
-/// When using [GetMaterialApp], all [GetPage]s and navigation methods (like Get.to())
-/// have a [binding] property that takes an instance of Bindings to manage the
+/// When using [GetMaterialApp], all [GetPage]s and navigation
+/// methods (like Get.to()) have a [binding] property that takes an
+/// instance of Bindings to manage the
 /// dependencies() (via [Get.put()]) for the Route you are opening.
 /// dependencies() (via [Get.put()]) for the Route you are opening.
+// ignore: one_member_abstracts
 abstract class Bindings {
 abstract class Bindings {
   void dependencies();
   void dependencies();
 }
 }

 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
 
 
+// ignore: one_member_abstracts
 abstract class CustomTransition {
 abstract class CustomTransition {
   Widget buildTransition(
   Widget buildTransition(
     BuildContext context,
     BuildContext context,

 import 'dart:math';
 import 'dart:math';
 import 'dart:ui' show lerpDouble;
 import 'dart:ui' show lerpDouble;
+
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
-import 'package:get/route_manager.dart';
-import 'package:get/src/core/get_main.dart';
-import 'package:get/src/instance/get_instance.dart';
-import 'package:get/utils.dart';
+
+import '../../../route_manager.dart';
+import '../../../utils.dart';
+import '../../core/get_main.dart';
+import '../../instance/get_instance.dart';
 import 'bindings_interface.dart';
 import 'bindings_interface.dart';
 import 'custom_transition.dart';
 import 'custom_transition.dart';
 import 'default_transitions.dart';
 import 'default_transitions.dart';
@@ -78,7 +80,8 @@ class GetPageRoute<T> extends PageRoute<T> {
 
 
   @override
   @override
   bool canTransitionTo(TransitionRoute<dynamic> nextRoute) {
   bool canTransitionTo(TransitionRoute<dynamic> nextRoute) {
-    // Don't perform outgoing animation if the next route is a fullscreen dialog.
+    // Don't perform outgoing animation if the next route is a
+    // fullscreen dialog.
     return nextRoute is PageRoute && !nextRoute.fullscreenDialog;
     return nextRoute is PageRoute && !nextRoute.fullscreenDialog;
   }
   }
 
 
@@ -93,8 +96,9 @@ class GetPageRoute<T> extends PageRoute<T> {
 
 
     if (route.animation.status != AnimationStatus.completed) return false;
     if (route.animation.status != AnimationStatus.completed) return false;
 
 
-    if (route.secondaryAnimation.status != AnimationStatus.dismissed)
+    if (route.secondaryAnimation.status != AnimationStatus.dismissed) {
       return false;
       return false;
+    }
 
 
     if (isPopGestureInProgress(route)) return false;
     if (isPopGestureInProgress(route)) return false;
 
 
@@ -112,14 +116,17 @@ class GetPageRoute<T> extends PageRoute<T> {
   }
   }
 
 
   @override
   @override
-  Widget buildPage(BuildContext context, Animation<double> animation,
-      Animation<double> secondaryAnimation) {
+  Widget buildPage(
+    BuildContext context,
+    Animation<double> animation,
+    Animation<double> secondaryAnimation,
+  ) {
     if (binding != null) {
     if (binding != null) {
       binding.dependencies();
       binding.dependencies();
     }
     }
     if (bindings != null) {
     if (bindings != null) {
-      for (Bindings element in bindings) {
-        element.dependencies();
+      for (final binding in bindings) {
+        binding.dependencies();
       }
       }
     }
     }
     final pageWidget = page();
     final pageWidget = page();
@@ -144,19 +151,20 @@ class GetPageRoute<T> extends PageRoute<T> {
           linearTransition: true);
           linearTransition: true);
     }
     }
 
 
-    if (this.customTransition != null) {
-      return this.customTransition.buildTransition(
-          context,
-          curve,
-          alignment,
-          animation,
-          secondaryAnimation,
-          popGesture ?? Get.defaultPopGesture
-              ? _CupertinoBackGestureDetector<T>(
-                  enabledCallback: () => _isPopGestureEnabled<T>(this),
-                  onStartPopGesture: () => _startPopGesture<T>(this),
-                  child: child)
-              : child);
+    if (customTransition != null) {
+      return customTransition.buildTransition(
+        context,
+        curve,
+        alignment,
+        animation,
+        secondaryAnimation,
+        popGesture ?? Get.defaultPopGesture
+            ? _CupertinoBackGestureDetector<T>(
+                enabledCallback: () => _isPopGestureEnabled<T>(this),
+                onStartPopGesture: () => _startPopGesture<T>(this),
+                child: child)
+            : child,
+      );
     }
     }
 
 
     switch (transition ?? Get.defaultTransition) {
     switch (transition ?? Get.defaultTransition) {
@@ -335,7 +343,7 @@ class GetPageRoute<T> extends PageRoute<T> {
                 : child);
                 : child);
 
 
       case Transition.native:
       case Transition.native:
-        if (GetPlatform.isIOS)
+        if (GetPlatform.isIOS) {
           return CupertinoTransitions().buildTransitions(
           return CupertinoTransitions().buildTransitions(
               context,
               context,
               curve,
               curve,
@@ -348,6 +356,7 @@ class GetPageRoute<T> extends PageRoute<T> {
                       onStartPopGesture: () => _startPopGesture<T>(this),
                       onStartPopGesture: () => _startPopGesture<T>(this),
                       child: child)
                       child: child)
                   : child);
                   : child);
+        }
 
 
         return FadeUpwardsPageTransitionsBuilder().buildTransitions(
         return FadeUpwardsPageTransitionsBuilder().buildTransitions(
             this,
             this,
@@ -362,7 +371,7 @@ class GetPageRoute<T> extends PageRoute<T> {
                 : child);
                 : child);
 
 
       default:
       default:
-        if (GetPlatform.isIOS)
+        if (GetPlatform.isIOS) {
           return CupertinoTransitions().buildTransitions(
           return CupertinoTransitions().buildTransitions(
               context,
               context,
               curve,
               curve,
@@ -375,6 +384,7 @@ class GetPageRoute<T> extends PageRoute<T> {
                       onStartPopGesture: () => _startPopGesture<T>(this),
                       onStartPopGesture: () => _startPopGesture<T>(this),
                       child: child)
                       child: child)
                   : child);
                   : child);
+        }
 
 
         return FadeUpwardsPageTransitionsBuilder().buildTransitions(
         return FadeUpwardsPageTransitionsBuilder().buildTransitions(
             this,
             this,
@@ -475,8 +485,8 @@ class _CupertinoBackGestureDetectorState<T>
 
 
   void _handleDragCancel() {
   void _handleDragCancel() {
     assert(mounted);
     assert(mounted);
-    // This can be called even if start is not called, paired with the "down" event
-    // that we don't consider here.
+    // This can be called even if start is not called, paired with
+    // the "down" event that we don't consider here.
     _backGestureController?.dragEnd(0.0);
     _backGestureController?.dragEnd(0.0);
     _backGestureController = null;
     _backGestureController = null;
   }
   }
@@ -492,6 +502,9 @@ class _CupertinoBackGestureDetectorState<T>
       case TextDirection.ltr:
       case TextDirection.ltr:
         return value;
         return value;
     }
     }
+    // FIXME: shouldn't we return a default here?
+    //  or perhaps throw error
+    // ignore: avoid_returning_null
     return null;
     return null;
   }
   }
 
 
@@ -500,7 +513,7 @@ class _CupertinoBackGestureDetectorState<T>
     assert(debugCheckHasDirectionality(context));
     assert(debugCheckHasDirectionality(context));
     // For devices with notches, the drag area needs to be larger on the side
     // For devices with notches, the drag area needs to be larger on the side
     // that has the notch.
     // that has the notch.
-    double dragAreaWidth = Directionality.of(context) == TextDirection.ltr
+    var dragAreaWidth = Directionality.of(context) == TextDirection.ltr
         ? MediaQuery.of(context).padding.left
         ? MediaQuery.of(context).padding.left
         : MediaQuery.of(context).padding.right;
         : MediaQuery.of(context).padding.right;
     dragAreaWidth = max(dragAreaWidth, _kBackGestureWidth);
     dragAreaWidth = max(dragAreaWidth, _kBackGestureWidth);
@@ -569,10 +582,12 @@ class _CupertinoBackGestureController<T> {
       // The closer the panel is to dismissing, the shorter the animation is.
       // The closer the panel is to dismissing, the shorter the animation is.
       // We want to cap the animation time, but we want to use a linear curve
       // We want to cap the animation time, but we want to use a linear curve
       // to determine it.
       // to determine it.
-      final int droppedPageForwardAnimationTime = min(
+      final droppedPageForwardAnimationTime = min(
         lerpDouble(
         lerpDouble(
-                _kMaxDroppedSwipePageForwardAnimationTime, 0, controller.value)
-            .floor(),
+          _kMaxDroppedSwipePageForwardAnimationTime,
+          0,
+          controller.value,
+        ).floor(),
         _kMaxPageBackAnimationTime,
         _kMaxPageBackAnimationTime,
       );
       );
       controller.animateTo(1.0,
       controller.animateTo(1.0,
@@ -582,15 +597,20 @@ class _CupertinoBackGestureController<T> {
       // This route is destined to pop at this point. Reuse navigator's pop.
       // This route is destined to pop at this point. Reuse navigator's pop.
       navigator.pop();
       navigator.pop();
 
 
-      // The popping may have finished inline if already at the target destination.
+      // The popping may have finished inline if already at the target
+      // destination.
       if (controller.isAnimating) {
       if (controller.isAnimating) {
         // Otherwise, use a custom popping animation duration and curve.
         // Otherwise, use a custom popping animation duration and curve.
-        final int droppedPageBackAnimationTime = lerpDouble(
-                0, _kMaxDroppedSwipePageForwardAnimationTime, controller.value)
-            .floor();
-        controller.animateBack(0.0,
-            duration: Duration(milliseconds: droppedPageBackAnimationTime),
-            curve: animationCurve);
+        final droppedPageBackAnimationTime = lerpDouble(
+          0,
+          _kMaxDroppedSwipePageForwardAnimationTime,
+          controller.value,
+        ).floor();
+        controller.animateBack(
+          0.0,
+          duration: Duration(milliseconds: droppedPageBackAnimationTime),
+          curve: animationCurve,
+        );
       }
       }
     }
     }
 
 
@@ -599,7 +619,7 @@ class _CupertinoBackGestureController<T> {
       // curve of the page transition mid-flight since CupertinoPageTransition
       // curve of the page transition mid-flight since CupertinoPageTransition
       // depends on userGestureInProgress.
       // depends on userGestureInProgress.
       AnimationStatusListener animationStatusCallback;
       AnimationStatusListener animationStatusCallback;
-      animationStatusCallback = (AnimationStatus status) {
+      animationStatusCallback = (status) {
         navigator.didStopUserGesture();
         navigator.didStopUserGesture();
         controller.removeStatusListener(animationStatusCallback);
         controller.removeStatusListener(animationStatusCallback);
       };
       };

 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/src/navigation/routes/bindings_interface.dart';
+
+import 'bindings_interface.dart';
 import 'custom_transition.dart';
 import 'custom_transition.dart';
 import 'transitions_type.dart';
 import 'transitions_type.dart';
 
 

 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/route_manager.dart';
-import 'package:get/src/instance/get_instance.dart';
-import 'package:get/src/navigation/dialog/dialog_route.dart';
-import 'package:get/src/navigation/routes/default_route.dart';
-import 'package:get/src/navigation/snackbar/snack_route.dart';
+
+import '../../../../route_manager.dart';
+import '../../../instance/get_instance.dart';
+import '../../dialog/dialog_route.dart';
+import '../../snackbar/snack_route.dart';
+import '../default_route.dart';
 
 
 class Routing {
 class Routing {
   String current;
   String current;
@@ -15,6 +16,7 @@ class Routing {
   bool isSnackbar;
   bool isSnackbar;
   bool isBottomSheet;
   bool isBottomSheet;
   bool isDialog;
   bool isDialog;
+
   Routing({
   Routing({
     this.current = '',
     this.current = '',
     this.previous = '',
     this.previous = '',
@@ -36,6 +38,7 @@ class GetObserver extends NavigatorObserver {
   final Function(Routing) routing;
   final Function(Routing) routing;
 
 
   GetObserver([this.routing, this._routeSend]);
   GetObserver([this.routing, this._routeSend]);
+
   final Routing _routeSend;
   final Routing _routeSend;
 
 
   Route<dynamic> route;
   Route<dynamic> route;
@@ -46,6 +49,7 @@ class GetObserver extends NavigatorObserver {
   String current;
   String current;
   String previous;
   String previous;
   Object args;
   Object args;
+
   // String previousArgs;
   // String previousArgs;
   String removed;
   String removed;
 
 
@@ -65,11 +69,11 @@ class GetObserver extends NavigatorObserver {
 
 
   @override
   @override
   void didPush(Route<dynamic> route, Route<dynamic> previousRoute) {
   void didPush(Route<dynamic> route, Route<dynamic> previousRoute) {
-    bool isGetPageRoute = route is GetPageRoute;
-    bool isSnackbar = route is SnackRoute;
-    bool isDialog = route is GetDialogRoute;
-    bool isBottomSheet = route is GetModalBottomSheetRoute;
-    String routeName = name(route);
+    var isGetPageRoute = route is GetPageRoute;
+    var isSnackbar = route is SnackRoute;
+    var isDialog = route is GetDialogRoute;
+    var isBottomSheet = route is GetModalBottomSheetRoute;
+    var routeName = name(route);
 
 
     if (isSnackbar) {
     if (isSnackbar) {
       GetConfig.log("OPEN SNACKBAR $routeName");
       GetConfig.log("OPEN SNACKBAR $routeName");
@@ -100,11 +104,11 @@ class GetObserver extends NavigatorObserver {
   void didPop(Route route, Route previousRoute) {
   void didPop(Route route, Route previousRoute) {
     super.didPop(route, previousRoute);
     super.didPop(route, previousRoute);
 
 
-    bool isGetPageRoute = route is GetPageRoute;
-    bool isSnackbar = route is SnackRoute;
-    bool isDialog = route is GetDialogRoute;
-    bool isBottomSheet = route is GetModalBottomSheetRoute;
-    String routeName = name(route);
+    var isGetPageRoute = route is GetPageRoute;
+    var isSnackbar = route is SnackRoute;
+    var isDialog = route is GetDialogRoute;
+    var isBottomSheet = route is GetModalBottomSheetRoute;
+    var routeName = name(route);
 
 
     if (isSnackbar) {
     if (isSnackbar) {
       GetConfig.log("CLOSE SNACKBAR $routeName");
       GetConfig.log("CLOSE SNACKBAR $routeName");
@@ -118,8 +122,9 @@ class GetObserver extends NavigatorObserver {
     GetConfig.currentRoute = routeName;
     GetConfig.currentRoute = routeName;
 
 
     _routeSend.update((value) {
     _routeSend.update((value) {
-      if (previousRoute is PageRoute)
+      if (previousRoute is PageRoute) {
         value.current = previousRoute?.settings?.name ?? '';
         value.current = previousRoute?.settings?.name ?? '';
+      }
       value.args = route?.settings?.arguments;
       value.args = route?.settings?.arguments;
       value.route = previousRoute;
       value.route = previousRoute;
       value.isBack = true;
       value.isBack = true;

 import 'dart:async';
 import 'dart:async';
 import 'dart:ui';
 import 'dart:ui';
+
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
 import 'package:flutter/scheduler.dart';
-import 'package:get/get.dart';
+
+import '../../../get.dart';
 import 'snack_route.dart';
 import 'snack_route.dart';
 
 
-typedef void SnackbarStatusCallback(SnackbarStatus status);
-typedef void OnTap(GetBar snack);
+typedef SnackbarStatusCallback = void Function(SnackbarStatus status);
+typedef OnTap = void Function(GetBar snack);
 
 
 // ignore: must_be_immutable
 // ignore: must_be_immutable
 class GetBar<T extends Object> extends StatefulWidget {
 class GetBar<T extends Object> extends StatefulWidget {
-  GetBar(
-      {Key key,
-      String title,
-      String message,
-      Widget titleText,
-      Widget messageText,
-      Widget icon,
-      bool shouldIconPulse = true,
-      double maxWidth,
-      EdgeInsets margin = const EdgeInsets.all(0.0),
-      EdgeInsets padding = const EdgeInsets.all(16),
-      double borderRadius = 0.0,
-      Color borderColor,
-      double borderWidth = 1.0,
-      Color backgroundColor = const Color(0xFF303030),
-      Color leftBarIndicatorColor,
-      List<BoxShadow> boxShadows,
-      Gradient backgroundGradient,
-      FlatButton mainButton,
-      OnTap onTap,
-      Duration duration,
-      bool isDismissible = true,
-      SnackDismissDirection dismissDirection = SnackDismissDirection.VERTICAL,
-      bool showProgressIndicator = false,
-      AnimationController progressIndicatorController,
-      Color progressIndicatorBackgroundColor,
-      Animation<Color> progressIndicatorValueColor,
-      SnackPosition snackPosition = SnackPosition.BOTTOM,
-      SnackStyle snackStyle = SnackStyle.FLOATING,
-      Curve forwardAnimationCurve = Curves.easeOutCirc,
-      Curve reverseAnimationCurve = Curves.easeOutCirc,
-      Duration animationDuration = const Duration(seconds: 1),
-      SnackbarStatusCallback snackbarStatus,
-      double barBlur = 0.0,
-      double overlayBlur = 0.0,
-      Color overlayColor = Colors.transparent,
-      Form userInputForm})
-      : this.title = title,
-        this.message = message,
-        this.titleText = titleText,
-        this.messageText = messageText,
-        this.icon = icon,
-        this.shouldIconPulse = shouldIconPulse,
-        this.maxWidth = maxWidth,
-        this.margin = margin,
-        this.padding = padding,
-        this.borderRadius = borderRadius,
-        this.borderColor = borderColor,
-        this.borderWidth = borderWidth,
-        this.backgroundColor = backgroundColor,
-        this.leftBarIndicatorColor = leftBarIndicatorColor,
-        this.boxShadows = boxShadows,
-        this.backgroundGradient = backgroundGradient,
-        this.mainButton = mainButton,
-        this.onTap = onTap,
-        this.duration = duration,
-        this.isDismissible = isDismissible,
-        this.dismissDirection = dismissDirection,
-        this.showProgressIndicator = showProgressIndicator,
-        this.progressIndicatorController = progressIndicatorController,
-        this.progressIndicatorBackgroundColor =
-            progressIndicatorBackgroundColor,
-        this.progressIndicatorValueColor = progressIndicatorValueColor,
-        this.snackPosition = snackPosition,
-        this.snackStyle = snackStyle,
-        this.forwardAnimationCurve = forwardAnimationCurve,
-        this.reverseAnimationCurve = reverseAnimationCurve,
-        this.animationDuration = animationDuration,
-        this.barBlur = barBlur,
-        this.overlayBlur = overlayBlur,
-        this.overlayColor = overlayColor,
-        this.userInputForm = userInputForm,
-        super(key: key) {
+  GetBar({
+    Key key,
+    this.title,
+    this.message,
+    this.titleText,
+    this.messageText,
+    this.icon,
+    this.shouldIconPulse = true,
+    this.maxWidth,
+    this.margin = const EdgeInsets.all(0.0),
+    this.padding = const EdgeInsets.all(16),
+    this.borderRadius = 0.0,
+    this.borderColor,
+    this.borderWidth = 1.0,
+    this.backgroundColor = const Color(0xFF303030),
+    this.leftBarIndicatorColor,
+    this.boxShadows,
+    this.backgroundGradient,
+    this.mainButton,
+    this.onTap,
+    this.duration,
+    this.isDismissible = true,
+    this.dismissDirection = SnackDismissDirection.VERTICAL,
+    this.showProgressIndicator = false,
+    this.progressIndicatorController,
+    this.progressIndicatorBackgroundColor,
+    this.progressIndicatorValueColor,
+    this.snackPosition = SnackPosition.BOTTOM,
+    this.snackStyle = SnackStyle.FLOATING,
+    this.forwardAnimationCurve = Curves.easeOutCirc,
+    this.reverseAnimationCurve = Curves.easeOutCirc,
+    this.animationDuration = const Duration(seconds: 1),
+    this.barBlur = 0.0,
+    this.overlayBlur = 0.0,
+    this.overlayColor = Colors.transparent,
+    this.userInputForm,
+    SnackbarStatusCallback snackbarStatus,
+  }) : super(key: key) {
     this.snackbarStatus = snackbarStatus ?? (status) {};
     this.snackbarStatus = snackbarStatus ?? (status) {};
   }
   }
 
 
@@ -95,20 +62,24 @@ class GetBar<T extends Object> extends StatefulWidget {
   /// The message displayed to the user.
   /// The message displayed to the user.
   final String message;
   final String message;
 
 
-  /// Replaces [title]. Although this accepts a [Widget], it is meant to receive [Text] or [RichText]
+  /// Replaces [title]. Although this accepts a [Widget], it is meant
+  /// to receive [Text] or [RichText]
   final Widget titleText;
   final Widget titleText;
 
 
-  /// Replaces [message]. Although this accepts a [Widget], it is meant to receive [Text] or  [RichText]
+  /// Replaces [message]. Although this accepts a [Widget], it is meant
+  /// to receive [Text] or  [RichText]
   final Widget messageText;
   final Widget messageText;
 
 
   /// Will be ignored if [backgroundGradient] is not null
   /// Will be ignored if [backgroundGradient] is not null
   final Color backgroundColor;
   final Color backgroundColor;
 
 
   /// If not null, shows a left vertical colored bar on notification.
   /// If not null, shows a left vertical colored bar on notification.
-  /// It is not possible to use it with a [Form] and I do not recommend using it with [LinearProgressIndicator]
+  /// It is not possible to use it with a [Form] and I do not recommend
+  /// using it with [LinearProgressIndicator]
   final Color leftBarIndicatorColor;
   final Color leftBarIndicatorColor;
 
 
-  /// [boxShadows] The shadows generated by Snack. Leave it null if you don't want a shadow.
+  /// [boxShadows] The shadows generated by Snack. Leave it null
+  /// if you don't want a shadow.
   /// You can use more than one if you feel the need.
   /// You can use more than one if you feel the need.
   /// Check (this example)[https://github.com/flutter/flutter/blob/master/packages/flutter/lib/src/material/shadows.dart]
   /// Check (this example)[https://github.com/flutter/flutter/blob/master/packages/flutter/lib/src/material/shadows.dart]
   final List<BoxShadow> boxShadows;
   final List<BoxShadow> boxShadows;
@@ -116,7 +87,8 @@ class GetBar<T extends Object> extends StatefulWidget {
   /// Makes [backgroundColor] be ignored.
   /// Makes [backgroundColor] be ignored.
   final Gradient backgroundGradient;
   final Gradient backgroundGradient;
 
 
-  /// You can use any widget here, but I recommend [Icon] or [Image] as indication of what kind
+  /// You can use any widget here, but I recommend [Icon] or [Image] as
+  /// indication of what kind
   /// of message you are displaying. Other widgets may break the layout
   /// of message you are displaying. Other widgets may break the layout
   final Widget icon;
   final Widget icon;
 
 
@@ -126,16 +98,19 @@ class GetBar<T extends Object> extends StatefulWidget {
   /// A [FlatButton] widget if you need an action from the user.
   /// A [FlatButton] widget if you need an action from the user.
   final FlatButton mainButton;
   final FlatButton mainButton;
 
 
-  /// A callback that registers the user's click anywhere. An alternative to [mainButton]
+  /// A callback that registers the user's click anywhere.
+  /// An alternative to [mainButton]
   final OnTap onTap;
   final OnTap onTap;
 
 
-  /// How long until Snack will hide itself (be dismissed). To make it indefinite, leave it null.
+  /// How long until Snack will hide itself (be dismissed).
+  /// To make it indefinite, leave it null.
   final Duration duration;
   final Duration duration;
 
 
   /// True if you want to show a [LinearProgressIndicator].
   /// True if you want to show a [LinearProgressIndicator].
   final bool showProgressIndicator;
   final bool showProgressIndicator;
 
 
-  /// An optional [AnimationController] when you want to control the progress of your [LinearProgressIndicator].
+  /// An optional [AnimationController] when you want to control the
+  /// progress of your [LinearProgressIndicator].
   final AnimationController progressIndicatorController;
   final AnimationController progressIndicatorController;
 
 
   /// A [LinearProgressIndicator] configuration parameter.
   /// A [LinearProgressIndicator] configuration parameter.
@@ -144,9 +119,11 @@ class GetBar<T extends Object> extends StatefulWidget {
   /// A [LinearProgressIndicator] configuration parameter.
   /// A [LinearProgressIndicator] configuration parameter.
   final Animation<Color> progressIndicatorValueColor;
   final Animation<Color> progressIndicatorValueColor;
 
 
-  /// Determines if the user can swipe or click the overlay (if [overlayBlur] > 0) to dismiss.
+  /// Determines if the user can swipe or click the overlay
+  /// (if [overlayBlur] > 0) to dismiss.
   /// It is recommended that you set [duration] != null if this is false.
   /// It is recommended that you set [duration] != null if this is false.
-  /// If the user swipes to dismiss or clicks the overlay, no value will be returned.
+  /// If the user swipes to dismiss or clicks the overlay, no value
+  /// will be returned.
   final bool isDismissible;
   final bool isDismissible;
 
 
   /// Used to limit Snack width (usually on large screens)
   /// Used to limit Snack width (usually on large screens)
@@ -160,33 +137,41 @@ class GetBar<T extends Object> extends StatefulWidget {
   final EdgeInsets padding;
   final EdgeInsets padding;
 
 
   /// Adds a radius to all corners of Snack. Best combined with [margin].
   /// Adds a radius to all corners of Snack. Best combined with [margin].
-  /// I do not recommend using it with [showProgressIndicator] or [leftBarIndicatorColor].
+  /// I do not recommend using it with [showProgressIndicator]
+  /// or [leftBarIndicatorColor].
   final double borderRadius;
   final double borderRadius;
 
 
   /// Adds a border to every side of Snack
   /// Adds a border to every side of Snack
-  /// I do not recommend using it with [showProgressIndicator] or [leftBarIndicatorColor].
+  /// I do not recommend using it with [showProgressIndicator]
+  /// or [leftBarIndicatorColor].
   final Color borderColor;
   final Color borderColor;
 
 
   /// Changes the width of the border if [borderColor] is specified
   /// Changes the width of the border if [borderColor] is specified
   final double borderWidth;
   final double borderWidth;
 
 
-  /// Snack can be based on [SnackPosition.TOP] or on [SnackPosition.BOTTOM] of your screen.
+  /// Snack can be based on [SnackPosition.TOP] or on [SnackPosition.BOTTOM]
+  /// of your screen.
   /// [SnackPosition.BOTTOM] is the default.
   /// [SnackPosition.BOTTOM] is the default.
   final SnackPosition snackPosition;
   final SnackPosition snackPosition;
 
 
   /// [SnackDismissDirection.VERTICAL] by default.
   /// [SnackDismissDirection.VERTICAL] by default.
-  /// Can also be [SnackDismissDirection.HORIZONTAL] in which case both left and right dismiss are allowed.
+  /// Can also be [SnackDismissDirection.HORIZONTAL] in which case both left
+  /// and right dismiss are allowed.
   final SnackDismissDirection dismissDirection;
   final SnackDismissDirection dismissDirection;
 
 
   /// Snack can be floating or be grounded to the edge of the screen.
   /// Snack can be floating or be grounded to the edge of the screen.
-  /// If grounded, I do not recommend using [margin] or [borderRadius]. [SnackStyle.FLOATING] is the default
-  /// If grounded, I do not recommend using a [backgroundColor] with transparency or [barBlur]
+  /// If grounded, I do not recommend using [margin] or [borderRadius].
+  /// [SnackStyle.FLOATING] is the default
+  /// If grounded, I do not recommend using a [backgroundColor] with
+  /// transparency or [barBlur]
   final SnackStyle snackStyle;
   final SnackStyle snackStyle;
 
 
-  /// The [Curve] animation used when show() is called. [Curves.easeOut] is default
+  /// The [Curve] animation used when show() is called.
+  /// [Curves.easeOut] is default
   final Curve forwardAnimationCurve;
   final Curve forwardAnimationCurve;
 
 
-  /// The [Curve] animation used when dismiss() is called. [Curves.fastOutSlowIn] is default
+  /// The [Curve] animation used when dismiss() is called.
+  /// [Curves.fastOutSlowIn] is default
   final Curve reverseAnimationCurve;
   final Curve reverseAnimationCurve;
 
 
   /// Use it to speed up or slow down the animation duration
   /// Use it to speed up or slow down the animation duration
@@ -203,15 +188,18 @@ class GetBar<T extends Object> extends StatefulWidget {
   final double overlayBlur;
   final double overlayBlur;
 
 
   /// Default is [Colors.transparent]. Only takes effect if [overlayBlur] > 0.0.
   /// Default is [Colors.transparent]. Only takes effect if [overlayBlur] > 0.0.
-  /// Make sure you use a color with transparency here e.g. Colors.grey[600].withOpacity(0.2).
+  /// Make sure you use a color with transparency here e.g.
+  /// Colors.grey[600].withOpacity(0.2).
   final Color overlayColor;
   final Color overlayColor;
 
 
-  /// A [TextFormField] in case you want a simple user input. Every other widget is ignored if this is not null.
+  /// A [TextFormField] in case you want a simple user input.
+  /// Every other widget is ignored if this is not null.
   final Form userInputForm;
   final Form userInputForm;
 
 
   SnackRoute<T> _snackRoute;
   SnackRoute<T> _snackRoute;
 
 
-  /// Show the snack. Kicks in [SnackbarStatus.OPENING] state followed by [SnackbarStatus.OPEN]
+  /// Show the snack. Kicks in [SnackbarStatus.OPENING] state
+  /// followed by [SnackbarStatus.OPEN]
   Future<T> show() async {
   Future<T> show() async {
     _snackRoute = showSnack<T>(
     _snackRoute = showSnack<T>(
       snack: this,
       snack: this,
@@ -231,9 +219,12 @@ class GetBar<T extends Object> extends StatefulWidget {
       _snackRoute.navigator.pop(result);
       _snackRoute.navigator.pop(result);
       return _snackRoute.completed;
       return _snackRoute.completed;
     } else if (_snackRoute.isActive) {
     } else if (_snackRoute.isActive) {
-      // removeRoute is called every time you dismiss a Snack that is not the top route.
-      // It will not animate back and listeners will not detect SnackbarStatus.CLOSING or SnackbarStatus.CLOSED
-      // To avoid this, always make sure that Snack is the top route when it is being dismissed
+      // removeRoute is called every time you dismiss a Snack that is not
+      // the top route.
+      // It will not animate back and listeners will not detect
+      // SnackbarStatus.CLOSING or SnackbarStatus.CLOSED
+      // To avoid this, always make sure that Snack is the top
+      // route when it is being dismissed
       _snackRoute.navigator.removeRoute(_snackRoute);
       _snackRoute.navigator.removeRoute(_snackRoute);
     }
     }
 
 
@@ -283,6 +274,7 @@ class _GetBarState<K extends Object> extends State<GetBar>
         ((widget.userInputForm != null ||
         ((widget.userInputForm != null ||
             ((widget.message != null && widget.message.isNotEmpty) ||
             ((widget.message != null && widget.message.isNotEmpty) ||
                 widget.messageText != null))),
                 widget.messageText != null))),
+        // ignore: lines_longer_than_80_chars
         "A message is mandatory if you are not using userInputForm. Set either a message or messageText");
         "A message is mandatory if you are not using userInputForm. Set either a message or messageText");
 
 
     _isTitlePresent = (widget.title != null || widget.titleText != null);
     _isTitlePresent = (widget.title != null || widget.titleText != null);
@@ -320,7 +312,7 @@ class _GetBarState<K extends Object> extends State<GetBar>
         final keyContext = backgroundBoxKey.currentContext;
         final keyContext = backgroundBoxKey.currentContext;
 
 
         if (keyContext != null) {
         if (keyContext != null) {
-          final RenderBox box = keyContext.findRenderObject();
+          final box = keyContext.findRenderObject() as RenderBox;
           _boxHeightCompleter.complete(box.size);
           _boxHeightCompleter.complete(box.size);
         }
         }
       },
       },
@@ -349,7 +341,7 @@ class _GetBarState<K extends Object> extends State<GetBar>
     _fadeController.forward();
     _fadeController.forward();
   }
   }
 
 
-  Function _progressListener;
+  VoidCallback _progressListener;
 
 
   void _configureProgressIndicatorAnimation() {
   void _configureProgressIndicatorAnimation() {
     if (widget.showProgressIndicator &&
     if (widget.showProgressIndicator &&
@@ -403,9 +395,9 @@ class _GetBarState<K extends Object> extends State<GetBar>
 
 
     return Stack(
     return Stack(
       children: [
       children: [
-        FutureBuilder(
+        FutureBuilder<Size>(
           future: _boxHeightCompleter.future,
           future: _boxHeightCompleter.future,
-          builder: (context, AsyncSnapshot<Size> snapshot) {
+          builder: (context, snapshot) {
             if (snapshot.hasData) {
             if (snapshot.hasData) {
               return ClipRRect(
               return ClipRRect(
                 borderRadius: BorderRadius.circular(widget.borderRadius),
                 borderRadius: BorderRadius.circular(widget.borderRadius),
@@ -500,7 +492,7 @@ class _GetBarState<K extends Object> extends State<GetBar>
 
 
   List<Widget> _getAppropriateRowLayout() {
   List<Widget> _getAppropriateRowLayout() {
     double buttonRightPadding;
     double buttonRightPadding;
-    double iconPadding = 0;
+    var iconPadding = 0.0;
     if (widget.padding.right - 12 < 0) {
     if (widget.padding.right - 12 < 0) {
       buttonRightPadding = 4;
       buttonRightPadding = 4;
     } else {
     } else {
@@ -661,9 +653,9 @@ class _GetBarState<K extends Object> extends State<GetBar>
 
 
   Widget _buildLeftBarIndicator() {
   Widget _buildLeftBarIndicator() {
     if (widget.leftBarIndicatorColor != null) {
     if (widget.leftBarIndicatorColor != null) {
-      return FutureBuilder(
+      return FutureBuilder<Size>(
         future: _boxHeightCompleter.future,
         future: _boxHeightCompleter.future,
-        builder: (BuildContext buildContext, AsyncSnapshot<Size> snapshot) {
+        builder: (buildContext, snapshot) {
           if (snapshot.hasData) {
           if (snapshot.hasData) {
             return Container(
             return Container(
               color: widget.leftBarIndicatorColor,
               color: widget.leftBarIndicatorColor,
@@ -733,8 +725,11 @@ enum SnackStyle { FLOATING, GROUNDED }
 enum SnackDismissDirection { HORIZONTAL, VERTICAL }
 enum SnackDismissDirection { HORIZONTAL, VERTICAL }
 
 
 /// Indicates Status of snackbar
 /// Indicates Status of snackbar
-/// [SnackbarStatus.OPEN] Snack is fully open, [SnackbarStatus.CLOSED] Snackbar has closed,
-/// [SnackbarStatus.OPENING] Starts with the opening animation and ends with the full
-/// snackbar display, [SnackbarStatus.CLOSING] Starts with the closing animation and ends
+/// [SnackbarStatus.OPEN] Snack is fully open, [SnackbarStatus.CLOSED] Snackbar
+/// has closed,
+/// [SnackbarStatus.OPENING] Starts with the opening animation and ends
+/// with the full
+/// snackbar display, [SnackbarStatus.CLOSING] Starts with the closing animation
+/// and ends
 /// with the full snackbar dispose
 /// with the full snackbar dispose
 enum SnackbarStatus { OPEN, CLOSED, OPENING, CLOSING }
 enum SnackbarStatus { OPEN, CLOSED, OPENING, CLOSING }

 import 'dart:async';
 import 'dart:async';
 import 'dart:ui';
 import 'dart:ui';
+
 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
+
 import 'snack.dart';
 import 'snack.dart';
 
 
 class SnackRoute<T> extends OverlayRoute<T> {
 class SnackRoute<T> extends OverlayRoute<T> {
@@ -11,14 +13,14 @@ class SnackRoute<T> extends OverlayRoute<T> {
     @required this.snack,
     @required this.snack,
     RouteSettings settings,
     RouteSettings settings,
   }) : super(settings: settings) {
   }) : super(settings: settings) {
-    this._builder = Builder(builder: (BuildContext innerContext) {
+    _builder = Builder(builder: (innerContext) {
       return GestureDetector(
       return GestureDetector(
         child: snack,
         child: snack,
         onTap: snack.onTap != null ? () => snack.onTap(snack) : null,
         onTap: snack.onTap != null ? () => snack.onTap(snack) : null,
       );
       );
     });
     });
 
 
-    _configureAlignment(this.snack.snackPosition);
+    _configureAlignment(snack.snackPosition);
     _snackbarStatus = snack.snackbarStatus;
     _snackbarStatus = snack.snackbarStatus;
   }
   }
 
 
@@ -56,53 +58,55 @@ class SnackRoute<T> extends OverlayRoute<T> {
 
 
   @override
   @override
   Iterable<OverlayEntry> createOverlayEntries() {
   Iterable<OverlayEntry> createOverlayEntries() {
-    List<OverlayEntry> overlays = [];
+    var overlays = <OverlayEntry>[];
 
 
     if (snack.overlayBlur > 0.0) {
     if (snack.overlayBlur > 0.0) {
       overlays.add(
       overlays.add(
         OverlayEntry(
         OverlayEntry(
-            builder: (BuildContext context) {
-              return GestureDetector(
-                onTap: snack.isDismissible ? () => snack.dismiss() : null,
-                child: AnimatedBuilder(
-                  animation: _filterBlurAnimation,
-                  builder: (context, child) {
-                    return BackdropFilter(
-                      filter: ImageFilter.blur(
-                          sigmaX: _filterBlurAnimation.value,
-                          sigmaY: _filterBlurAnimation.value),
-                      child: Container(
-                        constraints: BoxConstraints.expand(),
-                        color: _filterColorAnimation.value,
-                      ),
-                    );
-                  },
-                ),
-              );
-            },
-            maintainState: false,
-            opaque: opaque),
+          builder: (context) {
+            return GestureDetector(
+              onTap: snack.isDismissible ? () => snack.dismiss() : null,
+              child: AnimatedBuilder(
+                animation: _filterBlurAnimation,
+                builder: (context, child) {
+                  return BackdropFilter(
+                    filter: ImageFilter.blur(
+                        sigmaX: _filterBlurAnimation.value,
+                        sigmaY: _filterBlurAnimation.value),
+                    child: Container(
+                      constraints: BoxConstraints.expand(),
+                      color: _filterColorAnimation.value,
+                    ),
+                  );
+                },
+              ),
+            );
+          },
+          maintainState: false,
+          opaque: opaque,
+        ),
       );
       );
     }
     }
 
 
     overlays.add(
     overlays.add(
       OverlayEntry(
       OverlayEntry(
-          builder: (BuildContext context) {
-            final Widget annotatedChild = Semantics(
-              child: AlignTransition(
-                alignment: _animation,
-                child: snack.isDismissible
-                    ? _getDismissibleSnack(_builder)
-                    : _getSnack(),
-              ),
-              focused: false,
-              container: true,
-              explicitChildNodes: true,
-            );
-            return annotatedChild;
-          },
-          maintainState: false,
-          opaque: opaque),
+        builder: (context) {
+          final Widget annotatedChild = Semantics(
+            child: AlignTransition(
+              alignment: _animation,
+              child: snack.isDismissible
+                  ? _getDismissibleSnack(_builder)
+                  : _getSnack(),
+            ),
+            focused: false,
+            container: true,
+            explicitChildNodes: true,
+          );
+          return annotatedChild;
+        },
+        maintainState: false,
+        opaque: opaque,
+      ),
     );
     );
 
 
     return overlays;
     return overlays;
@@ -172,9 +176,9 @@ class SnackRoute<T> extends OverlayRoute<T> {
   AnimationController get controller => _controller;
   AnimationController get controller => _controller;
   AnimationController _controller;
   AnimationController _controller;
 
 
-  /// Called to create the animation controller that will drive the transitions to
-  /// this route from the previous one, and back to the previous route from this
-  /// one.
+  /// Called to create the animation controller that will drive the transitions
+  /// to this route from the previous one, and back to the previous route
+  /// from this one.
   AnimationController createAnimationController() {
   AnimationController createAnimationController() {
     assert(!_transitionCompleter.isCompleted,
     assert(!_transitionCompleter.isCompleted,
         'Cannot reuse a $runtimeType after disposing it.');
         'Cannot reuse a $runtimeType after disposing it.');
@@ -286,10 +290,15 @@ class SnackRoute<T> extends OverlayRoute<T> {
   @override
   @override
   TickerFuture didPush() {
   TickerFuture didPush() {
     super.didPush();
     super.didPush();
-    assert(_controller != null,
-        '$runtimeType.didPush called before calling install() or after calling dispose().');
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot reuse a $runtimeType after disposing it.');
+    assert(
+      _controller != null,
+      // ignore: lines_longer_than_80_chars
+      '$runtimeType.didPush called before calling install() or after calling dispose().',
+    );
+    assert(
+      !_transitionCompleter.isCompleted,
+      'Cannot reuse a $runtimeType after disposing it.',
+    );
     _animation.addStatusListener(_handleStatusChanged);
     _animation.addStatusListener(_handleStatusChanged);
     _configureTimer();
     _configureTimer();
     return _controller.forward();
     return _controller.forward();
@@ -297,21 +306,34 @@ class SnackRoute<T> extends OverlayRoute<T> {
 
 
   @override
   @override
   void didReplace(Route<dynamic> oldRoute) {
   void didReplace(Route<dynamic> oldRoute) {
-    assert(_controller != null,
-        '$runtimeType.didReplace called before calling install() or after calling dispose().');
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot reuse a $runtimeType after disposing it.');
-    if (oldRoute is SnackRoute) _controller.value = oldRoute._controller.value;
+    assert(
+      _controller != null,
+      // ignore: lines_longer_than_80_chars
+      '$runtimeType.didReplace called before calling install() or after calling dispose().',
+    );
+    assert(
+      !_transitionCompleter.isCompleted,
+      'Cannot reuse a $runtimeType after disposing it.',
+    );
+
+    if (oldRoute is SnackRoute) {
+      _controller.value = oldRoute._controller.value;
+    }
     _animation.addStatusListener(_handleStatusChanged);
     _animation.addStatusListener(_handleStatusChanged);
     super.didReplace(oldRoute);
     super.didReplace(oldRoute);
   }
   }
 
 
   @override
   @override
   bool didPop(T result) {
   bool didPop(T result) {
-    assert(_controller != null,
-        '$runtimeType.didPop called before calling install() or after calling dispose().');
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot reuse a $runtimeType after disposing it.');
+    assert(
+      _controller != null,
+      // ignore: lines_longer_than_80_chars
+      '$runtimeType.didPop called before calling install() or after calling dispose().',
+    );
+    assert(
+      !_transitionCompleter.isCompleted,
+      'Cannot reuse a $runtimeType after disposing it.',
+    );
 
 
     _result = result;
     _result = result;
     _cancelTimer();
     _cancelTimer();
@@ -335,9 +357,9 @@ class SnackRoute<T> extends OverlayRoute<T> {
         _timer.cancel();
         _timer.cancel();
       }
       }
       _timer = Timer(snack.duration, () {
       _timer = Timer(snack.duration, () {
-        if (this.isCurrent) {
+        if (isCurrent) {
           navigator.pop();
           navigator.pop();
-        } else if (this.isActive) {
+        } else if (isActive) {
           navigator.removeRoute(this);
           navigator.removeRoute(this);
         }
         }
       });
       });

@@ -7,8 +7,7 @@ RxInterface getObs;
 
 
 class _RxImpl<T> implements RxInterface<T> {
 class _RxImpl<T> implements RxInterface<T> {
   StreamController<T> subject = StreamController<T>.broadcast();
   StreamController<T> subject = StreamController<T>.broadcast();
-  HashMap<Stream<T>, StreamSubscription> _subscriptions =
-      HashMap<Stream<T>, StreamSubscription>();
+  final _subscriptions = HashMap<Stream<T>, StreamSubscription>();
 
 
   T _value;
   T _value;
 
 
@@ -47,8 +46,10 @@ class _RxImpl<T> implements RxInterface<T> {
   //  ),
   //  ),
   ///```
   ///```
   T call([T v]) {
   T call([T v]) {
-    if (v != null) this.value = v;
-    return this.value;
+    if (v != null) {
+      value = v;
+    }
+    return value;
   }
   }
 
 
   /// Makes a direct update of [value] adding it to the Stream
   /// Makes a direct update of [value] adding it to the Stream
@@ -73,8 +74,8 @@ class _RxImpl<T> implements RxInterface<T> {
     subject.add(value);
     subject.add(value);
   }
   }
 
 
-  /// Uses a callback to update [value] internally, similar to [refresh], but provides
-  /// the current value as the argument.
+  /// Uses a callback to update [value] internally, similar to [refresh],
+  /// but provides the current value as the argument.
   /// Makes sense for custom Rx types (like Models).
   /// Makes sense for custom Rx types (like Models).
   ///
   ///
   /// Sample:
   /// Sample:
@@ -105,8 +106,10 @@ class _RxImpl<T> implements RxInterface<T> {
 
 
   dynamic toJson() => value;
   dynamic toJson() => value;
 
 
-  /// This equality override works for _RxImpl instances and the internal values.
+  /// This equality override works for _RxImpl instances and the internal
+  /// values.
   @override
   @override
+  // ignore: avoid_equals_and_hash_code_on_mutable_classes
   bool operator ==(dynamic o) {
   bool operator ==(dynamic o) {
     // Todo, find a common implementation for the hashCode of different Types.
     // Todo, find a common implementation for the hashCode of different Types.
     if (o is T) return _value == o;
     if (o is T) return _value == o;
@@ -115,6 +118,7 @@ class _RxImpl<T> implements RxInterface<T> {
   }
   }
 
 
   @override
   @override
+  // ignore: avoid_equals_and_hash_code_on_mutable_classes
   int get hashCode => _value.hashCode;
   int get hashCode => _value.hashCode;
 
 
   void close() {
   void close() {

@@ -23,6 +23,7 @@ abstract class RxInterface<T> {
   T get value;
   T get value;
 
 
   /// Closes the stream
   /// Closes the stream
+  // FIXME: shouldn't we expose the returned future?
   void close() => subject?.close();
   void close() => subject?.close();
 
 
   /// Calls [callback] with current value, when the value changes.
   /// Calls [callback] with current value, when the value changes.
@@ -30,26 +31,31 @@ abstract class RxInterface<T> {
 }
 }
 
 
 /// Unlike GetxController, which serves to control events on each of its pages,
 /// Unlike GetxController, which serves to control events on each of its pages,
-/// GetxService is not automatically disposed (nor can be removed with Get.delete()).
-/// It is ideal for situations where, once started, that service will remain in memory,
-/// such as Auth control for example. Only way to remove it is Get.reset().
+/// GetxService is not automatically disposed (nor can be removed with
+/// Get.delete()).
+/// It is ideal for situations where, once started, that service will
+/// remain in memory, such as Auth control for example. Only way to remove
+/// it is Get.reset().
 abstract class GetxService extends DisposableInterface {}
 abstract class GetxService extends DisposableInterface {}
 
 
 /// Special callable class to keep the contract of a regular method, and avoid
 /// Special callable class to keep the contract of a regular method, and avoid
-/// overrides if you extend the class that uses it, as Dart has no final methods.
+/// overrides if you extend the class that uses it, as Dart has no final
+/// methods.
 /// Used in [DisposableInterface] to avoid the danger of overriding onStart.
 /// Used in [DisposableInterface] to avoid the danger of overriding onStart.
 ///
 ///
 class _InternalFinalCallback<T> {
 class _InternalFinalCallback<T> {
   T Function() callback;
   T Function() callback;
+
   _InternalFinalCallback();
   _InternalFinalCallback();
+
   T call() => callback.call();
   T call() => callback.call();
 }
 }
 
 
 abstract class DisposableInterface {
 abstract class DisposableInterface {
   /// Called at the exact moment the widget is allocated in memory.
   /// Called at the exact moment the widget is allocated in memory.
   /// It uses an internal "callable" type, to avoid any @overrides in subclases.
   /// It uses an internal "callable" type, to avoid any @overrides in subclases.
-  /// This method should be internal and is required to define the lifetime cycle
-  /// of the subclass.
+  /// This method should be internal and is required to define the
+  /// lifetime cycle of the subclass.
   final onStart = _InternalFinalCallback<void>();
   final onStart = _InternalFinalCallback<void>();
 
 
   bool _initialized = false;
   bool _initialized = false;
@@ -72,16 +78,18 @@ abstract class DisposableInterface {
   /// You might use this to initialize something for the controller.
   /// You might use this to initialize something for the controller.
   void onInit() {}
   void onInit() {}
 
 
-  /// Called 1 frame after onInit(). It is the perfect place to enter navigation events,
-  /// like snackbar, dialogs, or a new route, or async request.
+  /// Called 1 frame after onInit(). It is the perfect place to enter
+  /// navigation events, like snackbar, dialogs, or a new route, or
+  /// async request.
   void onReady() async {}
   void onReady() async {}
 
 
-  /// Called before [onDelete] method. [onClose] might be used to dispose resources
-  /// used by the controller. Like closing events, or streams before the controller is destroyed.
+  /// Called before [onDelete] method. [onClose] might be used to
+  /// dispose resources used by the controller. Like closing events,
+  /// or streams before the controller is destroyed.
   /// Or dispose objects that can potentially create some memory leaks,
   /// Or dispose objects that can potentially create some memory leaks,
   /// like TextEditingControllers, AnimationControllers.
   /// like TextEditingControllers, AnimationControllers.
   /// Might be useful as well to persist some data on disk.
   /// Might be useful as well to persist some data on disk.
-  void onClose() async {}
+  FutureOr onClose() async {}
 }
 }
 
 
 /// Used like [SingleTickerProviderMixin] but only with Get Controllers.
 /// Used like [SingleTickerProviderMixin] but only with Get Controllers.
@@ -89,7 +97,8 @@ abstract class DisposableInterface {
 ///
 ///
 /// Example:
 /// Example:
 ///```
 ///```
-///class SplashController extends GetxController with SingleGetTickerProviderMixin {
+///class SplashController extends GetxController with
+///    SingleGetTickerProviderMixin {
 ///  AnimationController _ac;
 ///  AnimationController _ac;
 ///
 ///
 ///  @override
 ///  @override

 import 'dart:async';
 import 'dart:async';
 import 'dart:math';
 import 'dart:math';
+
 import 'package:flutter/foundation.dart';
 import 'package:flutter/foundation.dart';
 
 
 import '../rx_core/rx_impl.dart';
 import '../rx_core/rx_impl.dart';
@@ -27,10 +28,12 @@ class RxList<E> implements List<E>, RxInterface<List<E>> {
   @override
   @override
   bool get isNotEmpty => value.isNotEmpty;
   bool get isNotEmpty => value.isNotEmpty;
 
 
-  StreamController<List<E>> subject = StreamController<List<E>>.broadcast();
-  Map<Stream<List<E>>, StreamSubscription> _subscriptions = Map();
+  @override
+  StreamController<List<E>> subject = StreamController.broadcast();
+
+  final Map<Stream<List<E>>, StreamSubscription> _subscriptions = {};
 
 
-  operator []=(int index, E val) {
+  void operator []=(int index, E val) {
     _list[index] = val;
     _list[index] = val;
     subject.add(_list);
     subject.add(_list);
   }
   }
@@ -102,7 +105,7 @@ class RxList<E> implements List<E>, RxInterface<List<E>> {
   /// Returns whether the item was present in the list.
   /// Returns whether the item was present in the list.
   @override
   @override
   bool remove(Object item) {
   bool remove(Object item) {
-    bool hasRemoved = _list.remove(item);
+    final hasRemoved = _list.remove(item);
     if (hasRemoved) {
     if (hasRemoved) {
       subject.add(_list);
       subject.add(_list);
     }
     }
@@ -111,14 +114,14 @@ class RxList<E> implements List<E>, RxInterface<List<E>> {
 
 
   @override
   @override
   E removeAt(int index) {
   E removeAt(int index) {
-    E item = _list.removeAt(index);
+    final item = _list.removeAt(index);
     subject.add(_list);
     subject.add(_list);
     return item;
     return item;
   }
   }
 
 
   @override
   @override
   E removeLast() {
   E removeLast() {
-    E item = _list.removeLast();
+    final item = _list.removeLast();
     subject.add(_list);
     subject.add(_list);
     return item;
     return item;
   }
   }
@@ -148,7 +151,7 @@ class RxList<E> implements List<E>, RxInterface<List<E>> {
   }
   }
 
 
   @override
   @override
-  close() {
+  void close() {
     _subscriptions.forEach((observable, subscription) {
     _subscriptions.forEach((observable, subscription) {
       subscription.cancel();
       subscription.cancel();
     });
     });
@@ -183,16 +186,14 @@ class RxList<E> implements List<E>, RxInterface<List<E>> {
 
 
   String get string => value.toString();
   String get string => value.toString();
 
 
-  addListener(Stream<List<E>> rxGetx) {
-    if (_subscriptions.containsKey(rxGetx)) {
+  void addListener(Stream<List<E>> rxGetX) {
+    if (_subscriptions.containsKey(rxGetX)) {
       return;
       return;
     }
     }
-    _subscriptions[rxGetx] = rxGetx.listen((data) {
-      subject.add(data);
-    });
+    _subscriptions[rxGetX] = rxGetX.listen(subject.add);
   }
   }
 
 
-  set value(Iterable<E> val) {
+  set value(List<E> val) {
     if (_list == val) return;
     if (_list == val) return;
     _list = val;
     _list = val;
     subject.add(_list);
     subject.add(_list);
@@ -200,12 +201,15 @@ class RxList<E> implements List<E>, RxInterface<List<E>> {
 
 
   Stream<List<E>> get stream => subject.stream;
   Stream<List<E>> get stream => subject.stream;
 
 
-  StreamSubscription<List<E>> listen(void Function(List<E>) onData,
-          {Function onError, void Function() onDone, bool cancelOnError}) =>
+  StreamSubscription<List<E>> listen(
+    void Function(List<E>) onData, {
+    Function onError,
+    void Function() onDone,
+    bool cancelOnError,
+  }) =>
       stream.listen(onData, onError: onError, onDone: onDone);
       stream.listen(onData, onError: onError, onDone: onDone);
 
 
-  void bindStream(Stream<Iterable<E>> stream) =>
-      stream.listen((va) => value = va);
+  void bindStream(Stream<List<E>> stream) => stream.listen((va) => value = va);
 
 
   @override
   @override
   E get first => value.first;
   E get first => value.first;
@@ -426,9 +430,10 @@ class RxList<E> implements List<E>, RxInterface<List<E>> {
 
 
 extension ListExtension<E> on List<E> {
 extension ListExtension<E> on List<E> {
   RxList<E> get obs {
   RxList<E> get obs {
-    if (this != null)
+    if (this != null) {
       return RxList<E>(<E>[])..addAllNonNull(this);
       return RxList<E>(<E>[])..addAllNonNull(this);
-    else
+    } else {
       return RxList<E>(null);
       return RxList<E>(null);
+    }
   }
   }
 }
 }

 import 'dart:async';
 import 'dart:async';
+
 import 'package:flutter/foundation.dart';
 import 'package:flutter/foundation.dart';
+
 import '../../../../get.dart';
 import '../../../../get.dart';
 import '../rx_core/rx_interface.dart';
 import '../rx_core/rx_interface.dart';
 import '../rx_typedefs/rx_typedefs.dart';
 import '../rx_typedefs/rx_typedefs.dart';
@@ -39,11 +41,11 @@ class RxMap<K, V> implements RxInterface<Map<K, V>>, Map<K, V> {
   }
   }
 
 
   @override
   @override
-  void addListener(Stream rxGetx) {
-    if (_subscriptions.containsKey(rxGetx)) {
+  void addListener(Stream<Map<K, V>> rxGetX) {
+    if (_subscriptions.containsKey(rxGetX)) {
       return;
       return;
     }
     }
-    _subscriptions[rxGetx] = rxGetx.listen((data) {
+    _subscriptions[rxGetX] = rxGetX.listen((data) {
       subject.add(data);
       subject.add(data);
     });
     });
   }
   }
@@ -68,7 +70,7 @@ class RxMap<K, V> implements RxInterface<Map<K, V>>, Map<K, V> {
     subject.add(_value);
     subject.add(_value);
   }
   }
 
 
-  void addIf(condition, K key, V value) {
+  void addIf(dynamic condition, K key, V value) {
     if (condition is Condition) condition = condition();
     if (condition is Condition) condition = condition();
     if (condition is bool && condition) {
     if (condition is bool && condition) {
       _value[key] = value;
       _value[key] = value;
@@ -76,7 +78,7 @@ class RxMap<K, V> implements RxInterface<Map<K, V>>, Map<K, V> {
     }
     }
   }
   }
 
 
-  void addAllIf(condition, Map<K, V> values) {
+  void addAllIf(dynamic condition, Map<K, V> values) {
     if (condition is Condition) condition = condition();
     if (condition is Condition) condition = condition();
     if (condition is bool && condition) addAll(values);
     if (condition is bool && condition) addAll(values);
   }
   }
@@ -185,9 +187,10 @@ class RxMap<K, V> implements RxInterface<Map<K, V>>, Map<K, V> {
 
 
 extension MapExtension<K, V> on Map<K, V> {
 extension MapExtension<K, V> on Map<K, V> {
   RxMap<K, V> get obs {
   RxMap<K, V> get obs {
-    if (this != null)
+    if (this != null) {
       return RxMap<K, V>(<K, V>{})..addAll(this);
       return RxMap<K, V>(<K, V>{})..addAll(this);
-    else
+    } else {
       return RxMap<K, V>(null);
       return RxMap<K, V>(null);
+    }
   }
   }
 }
 }

@@ -11,7 +11,7 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
     _set = initial;
     _set = initial;
   }
   }
 
 
-  RxSet<E> _set = Set<E>();
+  Set<E> _set = <E>{};
 
 
   @override
   @override
   Iterator<E> get iterator => value.iterator;
   Iterator<E> get iterator => value.iterator;
@@ -27,28 +27,23 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
   bool get isNotEmpty => value.isNotEmpty;
   bool get isNotEmpty => value.isNotEmpty;
 
 
   StreamController<Set<E>> subject = StreamController<Set<E>>.broadcast();
   StreamController<Set<E>> subject = StreamController<Set<E>>.broadcast();
-  Map<Stream<Set<E>>, StreamSubscription> _subscriptions = Map();
+  final Map<Stream<Set<E>>, StreamSubscription> _subscriptions = {};
 
 
   /// Adds [item] only if [condition] resolves to true.
   /// Adds [item] only if [condition] resolves to true.
-  void addIf(condition, E item) {
+  void addIf(dynamic condition, E item) {
     if (condition is Condition) condition = condition();
     if (condition is Condition) condition = condition();
     if (condition is bool && condition) add(item);
     if (condition is bool && condition) add(item);
   }
   }
 
 
   /// Adds all [items] only if [condition] resolves to true.
   /// Adds all [items] only if [condition] resolves to true.
-  void addAllIf(condition, Iterable<E> items) {
+  void addAllIf(dynamic condition, Iterable<E> items) {
     if (condition is Condition) condition = condition();
     if (condition is Condition) condition = condition();
     if (condition is bool && condition) addAll(items);
     if (condition is bool && condition) addAll(items);
   }
   }
 
 
-  operator []=(int index, E val) {
-    _set[index] = val;
-    subject.add(_set);
-  }
-
   /// Special override to push() element(s) in a reactive way
   /// Special override to push() element(s) in a reactive way
   /// inside the List,
   /// inside the List,
-  RxSet<E> operator +(Iterable<E> val) {
+  RxSet<E> operator +(Set<E> val) {
     addAll(val);
     addAll(val);
     subject.add(_set);
     subject.add(_set);
     return this;
     return this;
@@ -61,6 +56,7 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
     return val;
     return val;
   }
   }
 
 
+  @override
   void addAll(Iterable<E> item) {
   void addAll(Iterable<E> item) {
     _set.addAll(item);
     _set.addAll(item);
     subject.add(_set);
     subject.add(_set);
@@ -76,16 +72,6 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
     if (item != null) addAll(item);
     if (item != null) addAll(item);
   }
   }
 
 
-  void insert(int index, E item) {
-    _set.insert(index, item);
-    subject.add(_set);
-  }
-
-  void insertAll(int index, Iterable<E> iterable) {
-    _set.insertAll(index, iterable);
-    subject.add(_set);
-  }
-
   int get length => value.length;
   int get length => value.length;
 
 
   /// Removes an item from the list.
   /// Removes an item from the list.
@@ -94,30 +80,13 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
   ///
   ///
   /// Returns whether the item was present in the list.
   /// Returns whether the item was present in the list.
   bool remove(Object item) {
   bool remove(Object item) {
-    bool hasRemoved = _set.remove(item);
+    var hasRemoved = _set.remove(item);
     if (hasRemoved) {
     if (hasRemoved) {
       subject.add(_set);
       subject.add(_set);
     }
     }
     return hasRemoved;
     return hasRemoved;
   }
   }
 
 
-  E removeAt(int index) {
-    E item = _set.removeAt(index);
-    subject.add(_set);
-    return item;
-  }
-
-  E removeLast() {
-    E item = _set.removeLast();
-    subject.add(_set);
-    return item;
-  }
-
-  void removeRange(int start, int end) {
-    _set.removeRange(start, end);
-    subject.add(_set);
-  }
-
   void removeWhere(bool Function(E) test) {
   void removeWhere(bool Function(E) test) {
     _set.removeWhere(test);
     _set.removeWhere(test);
     subject.add(_set);
     subject.add(_set);
@@ -128,12 +97,7 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
     subject.add(_set);
     subject.add(_set);
   }
   }
 
 
-  void sort([int compare(E a, E b)]) {
-    _set.sort();
-    subject.add(_set);
-  }
-
-  close() {
+  void close() {
     _subscriptions.forEach((observable, subscription) {
     _subscriptions.forEach((observable, subscription) {
       subscription.cancel();
       subscription.cancel();
     });
     });
@@ -168,16 +132,16 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
 
 
   String get string => value.toString();
   String get string => value.toString();
 
 
-  addListener(Stream<Set<E>> rxGetx) {
-    if (_subscriptions.containsKey(rxGetx)) {
+  void addListener(Stream<Set<E>> rxGetX) {
+    if (_subscriptions.containsKey(rxGetX)) {
       return;
       return;
     }
     }
-    _subscriptions[rxGetx] = rxGetx.listen((data) {
+    _subscriptions[rxGetX] = rxGetX.listen((data) {
       subject.add(data);
       subject.add(data);
     });
     });
   }
   }
 
 
-  set value(Iterable<E> val) {
+  set value(Set<E> val) {
     if (_set == val) return;
     if (_set == val) return;
     _set = val;
     _set = val;
     subject.add(_set);
     subject.add(_set);
@@ -189,8 +153,7 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
           {Function onError, void Function() onDone, bool cancelOnError}) =>
           {Function onError, void Function() onDone, bool cancelOnError}) =>
       stream.listen(onData, onError: onError, onDone: onDone);
       stream.listen(onData, onError: onError, onDone: onDone);
 
 
-  void bindStream(Stream<Iterable<E>> stream) =>
-      stream.listen((va) => value = va);
+  void bindStream(Stream<Set<E>> stream) => stream.listen((va) => value = va);
 
 
   @override
   @override
   E get first => value.first;
   E get first => value.first;
@@ -362,9 +325,10 @@ class RxSet<E> implements Set<E>, RxInterface<Set<E>> {
 
 
 extension SetExtension<E> on Set<E> {
 extension SetExtension<E> on Set<E> {
   RxSet<E> get obs {
   RxSet<E> get obs {
-    if (this != null)
+    if (this != null) {
       return RxSet<E>(<E>{})..addAllNonNull(this);
       return RxSet<E>(<E>{})..addAllNonNull(this);
-    else
+    } else {
       return RxSet<E>(null);
       return RxSet<E>(null);
+    }
   }
   }
 }
 }

-typedef bool Condition();
+typedef Condition = bool Function();
 typedef ValueCallback<T> = Function(T v);
 typedef ValueCallback<T> = Function(T v);

 import 'dart:async';
 import 'dart:async';
 
 
 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/src/instance/get_instance.dart';
-import 'package:get/src/navigation/root/smart_management.dart';
+
+import '../../../instance/get_instance.dart';
+import '../../../navigation/root/smart_management.dart';
 import '../rx_core/rx_impl.dart';
 import '../rx_core/rx_impl.dart';
 import '../rx_core/rx_interface.dart';
 import '../rx_core/rx_interface.dart';
 
 
 class GetX<T extends DisposableInterface> extends StatefulWidget {
 class GetX<T extends DisposableInterface> extends StatefulWidget {
   final Widget Function(T) builder;
   final Widget Function(T) builder;
   final bool global;
   final bool global;
+
   // final Stream Function(T) stream;
   // final Stream Function(T) stream;
   // final StreamController Function(T) streamController;
   // final StreamController Function(T) streamController;
   final bool autoRemove;
   final bool autoRemove;
@@ -16,6 +18,7 @@ class GetX<T extends DisposableInterface> extends StatefulWidget {
   final void Function(State state) initState, dispose, didChangeDependencies;
   final void Function(State state) initState, dispose, didChangeDependencies;
   final void Function(GetX oldWidget, State state) didUpdateWidget;
   final void Function(GetX oldWidget, State state) didUpdateWidget;
   final T init;
   final T init;
+
   const GetX({
   const GetX({
     this.builder,
     this.builder,
     this.global = true,
     this.global = true,
@@ -29,6 +32,7 @@ class GetX<T extends DisposableInterface> extends StatefulWidget {
     this.init,
     this.init,
     // this.streamController
     // this.streamController
   });
   });
+
   GetImplXState<T> createState() => GetImplXState<T>();
   GetImplXState<T> createState() => GetImplXState<T>();
 }
 }
 
 
@@ -41,8 +45,9 @@ class GetImplXState<T extends DisposableInterface> extends State<GetX<T>> {
   @override
   @override
   void initState() {
   void initState() {
     _observer = Rx();
     _observer = Rx();
-    bool isPrepared = GetInstance().isPrepared<T>();
-    bool isRegistered = GetInstance().isRegistered<T>();
+    var isPrepared = GetInstance().isPrepared<T>();
+    var isRegistered = GetInstance().isRegistered<T>();
+
     if (widget.global) {
     if (widget.global) {
       if (isPrepared) {
       if (isPrepared) {
         if (GetConfig.smartManagement != SmartManagement.keepFactory) {
         if (GetConfig.smartManagement != SmartManagement.keepFactory) {

 import 'dart:async';
 import 'dart:async';
+
 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/src/state_manager/rx/rx_core/rx_interface.dart';
+
 import '../rx_core/rx_impl.dart';
 import '../rx_core/rx_impl.dart';
+import '../rx_core/rx_interface.dart';
 
 
 typedef WidgetCallback = Widget Function();
 typedef WidgetCallback = Widget Function();
 
 
@@ -16,6 +18,7 @@ class Obx extends StatefulWidget {
   final WidgetCallback builder;
   final WidgetCallback builder;
 
 
   const Obx(this.builder);
   const Obx(this.builder);
+
   _ObxState createState() => _ObxState();
   _ObxState createState() => _ObxState();
 }
 }
 
 
@@ -74,7 +77,8 @@ class _ObxState extends State<Obx> {
 ///    false.obs,
 ///    false.obs,
 ///   ),
 ///   ),
 
 
-// TODO: change T to a proper Rx interface, that includes the accessor for ::value
+// TODO: change T to a proper Rx interface, that includes the accessor
+//  for ::value
 class ObxValue<T extends RxInterface> extends StatefulWidget {
 class ObxValue<T extends RxInterface> extends StatefulWidget {
   final Widget Function(T) builder;
   final Widget Function(T) builder;
   final T data;
   final T data;

 import 'dart:async';
 import 'dart:async';
-import 'package:get/get.dart';
+
+import '../../../../get.dart';
 import '../rx_core/rx_interface.dart';
 import '../rx_core/rx_interface.dart';
 import 'utils/debouncer.dart';
 import 'utils/debouncer.dart';
 
 
@@ -16,13 +17,15 @@ Worker ever<T>(RxInterface<T> listener, Function(T) callback,
   return Worker(cancel, '[ever]');
   return Worker(cancel, '[ever]');
 }
 }
 
 
-Worker everAll(List<RxInterface> listener, Function(dynamic) callback,
+Worker everAll(List<RxInterface> listeners, Function(dynamic) callback,
     {bool condition = true}) {
     {bool condition = true}) {
-  List<StreamSubscription> evers = <StreamSubscription>[];
+  var evers = <StreamSubscription>[];
 
 
-  for (var i in listener) {
-    StreamSubscription sub = i.subject.stream.listen((event) {
-      if (condition) callback(event);
+  for (final listener in listeners) {
+    final sub = listener.subject.stream.listen((event) {
+      if (condition) {
+        callback(event);
+      }
     });
     });
     evers.add(sub);
     evers.add(sub);
   }
   }
@@ -37,23 +40,26 @@ Worker everAll(List<RxInterface> listener, Function(dynamic) callback,
   return Worker(cancel, '[everAll]');
   return Worker(cancel, '[everAll]');
 }
 }
 
 
-Worker once<T>(RxInterface<T> listener, Function(T) callback,
-    {bool condition = true}) {
-  StreamSubscription sub;
-  int times = 0;
+Worker once<T>(
+  RxInterface<T> listener,
+  Function(T) callback, {
+  bool condition = true,
+}) {
+  StreamSubscription subscription;
+  var times = 0;
 
 
-  sub = listener.subject.stream.listen((event) {
+  subscription = listener.subject.stream.listen((event) {
     if (!condition) return null;
     if (!condition) return null;
     times++;
     times++;
     if (times < 2) {
     if (times < 2) {
       callback(event);
       callback(event);
     } else {
     } else {
-      sub.cancel();
+      subscription.cancel();
     }
     }
   });
   });
 
 
   Future<void> cancel() {
   Future<void> cancel() {
-    return sub.cancel();
+    return subscription.cancel();
   }
   }
 
 
   return Worker(cancel, '[once]');
   return Worker(cancel, '[once]');
@@ -61,7 +67,7 @@ Worker once<T>(RxInterface<T> listener, Function(T) callback,
 
 
 Worker interval<T>(RxInterface<T> listener, Function(T) callback,
 Worker interval<T>(RxInterface<T> listener, Function(T) callback,
     {Duration time, bool condition = true}) {
     {Duration time, bool condition = true}) {
-  bool debounceActive = false;
+  var debounceActive = false;
   StreamSubscription sub = listener.subject.stream.listen((event) async {
   StreamSubscription sub = listener.subject.stream.listen((event) async {
     if (debounceActive || !condition) return null;
     if (debounceActive || !condition) return null;
     debounceActive = true;
     debounceActive = true;

 import 'dart:collection';
 import 'dart:collection';
 
 
 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/src/instance/get_instance.dart';
-import 'package:get/src/navigation/root/smart_management.dart';
-import 'package:get/src/state_manager/rx/rx_core/rx_interface.dart';
-import 'package:get/state_manager.dart';
 
 
+import '../../../state_manager.dart';
+import '../../instance/get_instance.dart';
+import '../../navigation/root/smart_management.dart';
+import '../rx/rx_core/rx_interface.dart';
 import 'simple_builder.dart';
 import 'simple_builder.dart';
 
 
 typedef Disposer = void Function();
 typedef Disposer = void Function();
@@ -18,12 +18,19 @@ class GetxController extends DisposableInterface {
 
 
   /// Update GetBuilder with update();
   /// Update GetBuilder with update();
   void update([List<String> ids, bool condition = true]) {
   void update([List<String> ids, bool condition = true]) {
-    if (!condition) return;
-    (ids == null)
-        ? _updaters.forEach((rs) => rs(() {}))
-        : ids.forEach((element) {
-            _updatersIds[element]?.call(() {});
-          });
+    if (!condition) {
+      return;
+    }
+
+    if (ids == null) {
+      for (final updater in _updaters) {
+        updater(() {});
+      }
+    } else {
+      for (final id in ids) {
+        _updatersIds[id]?.call(() {});
+      }
+    }
   }
   }
 
 
   Disposer addListener(StateSetter listener) {
   Disposer addListener(StateSetter listener) {
@@ -53,6 +60,7 @@ class GetBuilder<T extends GetxController> extends StatefulWidget {
   final void Function(State state) initState, dispose, didChangeDependencies;
   final void Function(State state) initState, dispose, didChangeDependencies;
   final void Function(GetBuilder oldWidget, State state) didUpdateWidget;
   final void Function(GetBuilder oldWidget, State state) didUpdateWidget;
   final T init;
   final T init;
+
   const GetBuilder({
   const GetBuilder({
     Key key,
     Key key,
     this.init,
     this.init,
@@ -68,12 +76,13 @@ class GetBuilder<T extends GetxController> extends StatefulWidget {
     this.didUpdateWidget,
     this.didUpdateWidget,
   })  : assert(builder != null),
   })  : assert(builder != null),
         super(key: key);
         super(key: key);
+
   @override
   @override
   _GetBuilderState<T> createState() => _GetBuilderState<T>();
   _GetBuilderState<T> createState() => _GetBuilderState<T>();
 }
 }
 
 
 class _GetBuilderState<T extends GetxController> extends State<GetBuilder<T>> {
 class _GetBuilderState<T extends GetxController> extends State<GetBuilder<T>> {
-  GetxController controller;
+  T controller;
   bool isCreator = false;
   bool isCreator = false;
   final HashSet<Disposer> disposers = HashSet<Disposer>();
   final HashSet<Disposer> disposers = HashSet<Disposer>();
   Disposer remove;
   Disposer remove;
@@ -129,9 +138,9 @@ class _GetBuilderState<T extends GetxController> extends State<GetBuilder<T>> {
       if (remove != null) remove();
       if (remove != null) remove();
     }
     }
 
 
-    disposers.forEach((element) {
-      element();
-    });
+    for (final disposer in disposers) {
+      disposer();
+    }
   }
   }
 
 
   @override
   @override
@@ -157,6 +166,7 @@ class _GetBuilderState<T extends GetxController> extends State<GetBuilder<T>> {
 /// like Rx() does with Obx().
 /// like Rx() does with Obx().
 class Value<T> extends GetxController {
 class Value<T> extends GetxController {
   Value([this._value]);
   Value([this._value]);
+
   T _value;
   T _value;
 
 
   T get value {
   T get value {

 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/src/instance/get_instance.dart';
+
+import '../../instance/get_instance.dart';
 
 
 /// GetView is a great way of quickly access your Controller
 /// GetView is a great way of quickly access your Controller
 /// without having to call Get.find<AwesomeController>() yourself.
 /// without having to call Get.find<AwesomeController>() yourself.
@@ -22,6 +23,7 @@ import 'package:get/src/instance/get_instance.dart';
 ///``
 ///``
 abstract class GetView<T> extends StatelessWidget {
 abstract class GetView<T> extends StatelessWidget {
   const GetView({Key key}) : super(key: key);
   const GetView({Key key}) : super(key: key);
+
   T get controller => GetInstance().find<T>();
   T get controller => GetInstance().find<T>();
 
 
   @override
   @override
@@ -31,7 +33,7 @@ abstract class GetView<T> extends StatelessWidget {
 abstract class GetWidget<T> extends StatelessWidget {
 abstract class GetWidget<T> extends StatelessWidget {
   GetWidget({Key key}) : super(key: key);
   GetWidget({Key key}) : super(key: key);
 
 
-  final Set<T> _value = Set<T>();
+  final Set<T> _value = <T>{};
 
 
   T get controller {
   T get controller {
     if (_value.isEmpty) _value.add(GetInstance().find<T>());
     if (_value.isEmpty) _value.add(GetInstance().find<T>());

-// import 'package:flutter/foundation.dart';
-// import 'package:flutter/material.dart';
-// import 'package:get/src/instance/get_instance.dart';
-// import 'package:get/state_manager.dart';
-
-// abstract class GetState<T> extends DisposableInterface {
-//   GetState(this.initialValue) {
-//     _state = initialValue;
-//   }
-
-//   final Set<StateSetter> _updaters = Set<StateSetter>();
-
-//   @protected
-//   void update(T value, [bool condition = true]) {
-//     if (!condition) return;
-//     _state = value;
-//     _updaters.forEach((rs) => rs(() {}));
-//   }
-
-//   T _state;
-
-//   final T initialValue;
-
-//   void addListener(StateSetter value) {
-//     _updaters.add(value);
-//   }
-
-//   void removeListener(StateSetter value) {
-//     _updaters.add(value);
-//   }
-
-//   // @protected
-//   T get state => _state;
-
-//   @protected
-//   void updater(void fn(T value)) {
-//     fn(_state);
-//     update(_state);
-//   }
-// }
-
-// class StateBuilder<T extends GetState> extends StatefulWidget {
-//   final Widget Function(dynamic) builder;
-//   final bool global;
-//   final String tag;
-//   final bool autoRemove;
-//   final bool assignId;
-//   final void Function(State state) initState, dispose, didChangeDependencies;
-//   final void Function(StateBuilder oldWidget, State state) didUpdateWidget;
-//   final T Function() state;
-//   const StateBuilder({
-//     Key key,
-//     this.state,
-//     this.global = true,
-//     @required this.builder,
-//     this.autoRemove = true,
-//     this.assignId = false,
-//     this.initState,
-//     this.tag,
-//     this.dispose,
-//     this.didChangeDependencies,
-//     this.didUpdateWidget,
-//   })  : assert(builder != null),
-//         super(key: key);
-//   @override
-//   _StateBuilderState<T> createState() => _StateBuilderState<T>();
-// }
-
-// class _StateBuilderState<T extends GetState> extends State<StateBuilder<T>> {
-//   T controller;
-
-//   bool isCreator = false;
-//   @override
-//   void initState() {
-//     super.initState();
-//     if (widget.initState != null) widget.initState(this);
-//     if (widget.global) {
-//       final isPrepared = GetInstance().isPrepared<T>(tag: widget.tag);
-//       final isRegistred = GetInstance().isRegistred<T>(tag: widget.tag);
-
-//       if (isPrepared) {
-//         isCreator = true;
-//       } else if (isRegistred) {
-//         isCreator = false;
-//       } else {
-//         isCreator = true;
-//       }
-
-//       if (isCreator) {
-//         controller?.onStart();
-//       }
-
-//       final instance = GetInstance().putOrFind(widget.state, tag: widget.tag);
-//       controller = instance;
-//       controller._updaters.add(setState);
-//     } else {
-//       controller = widget.state();
-//       isCreator = true;
-//       controller._updaters.add(setState);
-//       controller?.onStart();
-//     }
-//   }
-
-//   @override
-//   void dispose() {
-//     super.dispose();
-//     if (widget.dispose != null) widget.dispose(this);
-//     if (isCreator || widget.assignId) {
-//       if (widget.autoRemove && GetInstance().isRegistred<T>(tag: widget.tag)) {
-//         controller._updaters.remove(setState);
-//         GetInstance().delete<T>(tag: widget.tag);
-//       }
-//     } else {
-//       controller._updaters.remove(setState);
-//     }
-//   }
-
-//   @override
-//   void didChangeDependencies() {
-//     super.didChangeDependencies();
-//     if (widget.didChangeDependencies != null) {
-//       widget.didChangeDependencies(this);
-//     }
-//   }
-
-//   @override
-//   void didUpdateWidget(StateBuilder oldWidget) {
-//     super.didUpdateWidget(oldWidget as StateBuilder<T>);
-//     if (widget.didUpdateWidget != null) widget.didUpdateWidget(oldWidget, this);
-//   }
-
-//   @override
-//   Widget build(BuildContext context) {
-//     return widget.builder(controller.state);
-//   }
-// }
+//import 'package:flutter/foundation.dart';
+//import 'package:flutter/material.dart';
+//import 'package:get/state_manager.dart';
+//
+//import '../../instance/get_instance.dart';
+//
+//abstract class GetState<T> extends DisposableInterface {
+//  GetState(this.initialValue) {
+//    _state = initialValue;
+//  }
+//
+//  final Set<StateSetter> _updaters = <StateSetter>{};
+//
+//  @protected
+//  void update(T value, [bool condition = true]) {
+//    if (!condition) return;
+//    _state = value;
+//    _updaters.forEach((rs) => rs(() {}));
+//  }
+//
+//  T _state;
+//
+//  final T initialValue;
+//
+//  void addListener(StateSetter value) {
+//    _updaters.add(value);
+//  }
+//
+//  void removeListener(StateSetter value) {
+//    _updaters.add(value);
+//  }
+//
+//  // @protected
+//  T get state => _state;
+//
+//  @protected
+//  void updater(void fn(T value)) {
+//    fn(_state);
+//    update(_state);
+//  }
+//}
+//
+//class StateBuilder<T extends GetState> extends StatefulWidget {
+//  final Widget Function(dynamic) builder;
+//  final bool global;
+//  final String tag;
+//  final bool autoRemove;
+//  final bool assignId;
+//  final void Function(State state) initState, dispose, didChangeDependencies;
+//  final void Function(StateBuilder oldWidget, State state) didUpdateWidget;
+//  final T Function() state;
+//
+//  const StateBuilder({
+//    Key key,
+//    this.state,
+//    this.global = true,
+//    @required this.builder,
+//    this.autoRemove = true,
+//    this.assignId = false,
+//    this.initState,
+//    this.tag,
+//    this.dispose,
+//    this.didChangeDependencies,
+//    this.didUpdateWidget,
+//  })  : assert(builder != null),
+//        super(key: key);
+//
+//  @override
+//  _StateBuilderState<T> createState() => _StateBuilderState<T>();
+//}
+//
+//class _StateBuilderState<T extends GetState> extends State<StateBuilder<T>> {
+//  T controller;
+//
+//  bool isCreator = false;
+//
+//  @override
+//  void initState() {
+//    super.initState();
+//    if (widget.initState != null) widget.initState(this);
+//    if (widget.global) {
+//      final isPrepared = GetInstance().isPrepared<T>(tag: widget.tag);
+//      final isRegistred = GetInstance().isRegistred<T>(tag: widget.tag);
+//
+//      if (isPrepared) {
+//        isCreator = true;
+//      } else if (isRegistred) {
+//        isCreator = false;
+//      } else {
+//        isCreator = true;
+//      }
+//
+//      if (isCreator) {
+//        controller?.onStart();
+//      }
+//
+//      final instance = GetInstance().putOrFind(
+//        widget.state,
+//        tag: widget.tag,
+//      );
+//      controller = instance;
+//      controller._updaters.add(setState);
+//    } else {
+//      controller = widget.state();
+//      isCreator = true;
+//      controller._updaters.add(setState);
+//      controller?.onStart();
+//    }
+//  }
+//
+//  @override
+//  void dispose() {
+//    super.dispose();
+//    if (widget.dispose != null) widget.dispose(this);
+//    if (isCreator || widget.assignId) {
+//      if (widget.autoRemove &&
+//          GetInstance().isRegistred<T>(
+//            tag: widget.tag,
+//          )) {
+//        controller._updaters.remove(setState);
+//        GetInstance().delete<T>(tag: widget.tag);
+//      }
+//    } else {
+//      controller._updaters.remove(setState);
+//    }
+//  }
+//
+//  @override
+//  void didChangeDependencies() {
+//    super.didChangeDependencies();
+//    if (widget.didChangeDependencies != null) {
+//      widget.didChangeDependencies(this);
+//    }
+//  }
+//
+//  @override
+//  void didUpdateWidget(StateBuilder oldWidget) {
+//    super.didUpdateWidget(oldWidget as StateBuilder<T>);
+//    if (widget.didUpdateWidget != null) {
+//      widget.didUpdateWidget(oldWidget, this);
+//    }
+//  }
+//
+//  @override
+//  Widget build(BuildContext context) {
+//    return widget.builder(controller.state);
+//  }
+//}

 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/src/state_manager/rx/rx_widgets/rx_obx_widget.dart';
+
+import '../rx/rx_widgets/rx_obx_widget.dart';
 import 'get_state.dart';
 import 'get_state.dart';
 
 
 class MixinBuilder<T extends GetxController> extends StatelessWidget {
 class MixinBuilder<T extends GetxController> extends StatelessWidget {
@@ -11,6 +12,7 @@ class MixinBuilder<T extends GetxController> extends StatelessWidget {
   final void Function(State state) initState, dispose, didChangeDependencies;
   final void Function(State state) initState, dispose, didChangeDependencies;
   final void Function(GetBuilder oldWidget, State state) didUpdateWidget;
   final void Function(GetBuilder oldWidget, State state) didUpdateWidget;
   final T init;
   final T init;
+
   const MixinBuilder({
   const MixinBuilder({
     Key key,
     Key key,
     this.init,
     this.init,

@@ -9,7 +9,8 @@ typedef ValueBuilderUpdateCallback<T> = void Function(T snapshot);
 typedef ValueBuilderBuilder<T> = Widget Function(
 typedef ValueBuilderBuilder<T> = Widget Function(
     T snapshot, ValueBuilderUpdateCallback<T> updater);
     T snapshot, ValueBuilderUpdateCallback<T> updater);
 
 
-/// Manages a local state like ObxValue, but uses a callback instead of a Rx value.
+/// Manages a local state like ObxValue, but uses a callback instead of
+/// a Rx value.
 ///
 ///
 /// Example:
 /// Example:
 /// ```
 /// ```
@@ -25,7 +26,7 @@ typedef ValueBuilderBuilder<T> = Widget Function(
 ///  ```
 ///  ```
 class ValueBuilder<T> extends StatefulWidget {
 class ValueBuilder<T> extends StatefulWidget {
   final T initialValue;
   final T initialValue;
-  final ValueBuilderBuilder builder;
+  final ValueBuilderBuilder<T> builder;
   final void Function() onDispose;
   final void Function() onDispose;
   final void Function(T) onUpdate;
   final void Function(T) onUpdate;
 
 
@@ -78,9 +79,11 @@ class _ValueBuilderState<T> extends State<ValueBuilder<T>> {
 // It's a experimental feature
 // It's a experimental feature
 class SimpleBuilder extends StatefulWidget {
 class SimpleBuilder extends StatefulWidget {
   final Widget Function(BuildContext) builder;
   final Widget Function(BuildContext) builder;
+
   const SimpleBuilder({Key key, @required this.builder})
   const SimpleBuilder({Key key, @required this.builder})
       : assert(builder != null),
       : assert(builder != null),
         super(key: key);
         super(key: key);
+
   @override
   @override
   _SimpleBuilderState createState() => _SimpleBuilderState();
   _SimpleBuilderState createState() => _SimpleBuilderState();
 }
 }
@@ -91,25 +94,33 @@ class _SimpleBuilderState extends State<SimpleBuilder> {
   @override
   @override
   void dispose() {
   void dispose() {
     super.dispose();
     super.dispose();
-    disposers.forEach((element) => element());
+    for (final disposer in disposers) {
+      disposer();
+    }
   }
   }
 
 
   @override
   @override
   Widget build(BuildContext context) {
   Widget build(BuildContext context) {
-    return TaskManager.instance
-        .exchange(disposers, setState, widget.builder, context);
+    return TaskManager.instance.exchange(
+      disposers,
+      setState,
+      widget.builder,
+      context,
+    );
   }
   }
 }
 }
 
 
 class TaskManager {
 class TaskManager {
   TaskManager._();
   TaskManager._();
+
   static TaskManager _instance;
   static TaskManager _instance;
+
   static TaskManager get instance => _instance ??= TaskManager._();
   static TaskManager get instance => _instance ??= TaskManager._();
 
 
   StateSetter _setter;
   StateSetter _setter;
   HashSet<Disposer> _remove;
   HashSet<Disposer> _remove;
 
 
-  notify(HashSet<StateSetter> _updaters) {
+  void notify(HashSet<StateSetter> _updaters) {
     if (_setter != null) {
     if (_setter != null) {
       if (!_updaters.contains(_setter)) {
       if (!_updaters.contains(_setter)) {
         _updaters.add(_setter);
         _updaters.add(_setter);

+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:flutter/foundation.dart';
 
 
 extension ContextExtensionss on BuildContext {
 extension ContextExtensionss on BuildContext {
   /// The same of [MediaQuery.of(context).size]
   /// The same of [MediaQuery.of(context).size]
   Size get mediaQuerySize => MediaQuery.of(this).size;
   Size get mediaQuerySize => MediaQuery.of(this).size;
 
 
   /// The same of [MediaQuery.of(context).size.height]
   /// The same of [MediaQuery.of(context).size.height]
-  /// Note: updates when you rezise your screen (like on a browser or desktop window)
+  /// Note: updates when you rezise your screen (like on a browser or
+  /// desktop window)
   double get height => mediaQuerySize.height;
   double get height => mediaQuerySize.height;
 
 
   /// The same of [MediaQuery.of(context).size.width]
   /// The same of [MediaQuery.of(context).size.width]
-  /// Note: updates when you rezise your screen (like on a browser or desktop window)
+  /// Note: updates when you rezise your screen (like on a browser or
+  /// desktop window)
   double get width => mediaQuerySize.width;
   double get width => mediaQuerySize.width;
 
 
   /// Gives you the power to get a portion of the height.
   /// Gives you the power to get a portion of the height.
   /// Useful for responsive applications.
   /// Useful for responsive applications.
   ///
   ///
-  /// [dividedBy] is for when you want to have a portion of the value you would get
-  /// like for example: if you want a value that represents a third of the screen
-  /// you can set it to 3, and you will get a third of the height
+  /// [dividedBy] is for when you want to have a portion of the value you
+  /// would get like for example: if you want a value that represents a third
+  /// of the screen you can set it to 3, and you will get a third of the height
   ///
   ///
   /// [reducedBy] is a percentage value of how much of the height you want
   /// [reducedBy] is a percentage value of how much of the height you want
   /// if you for example want 46% of the height, then you reduce it by 56%.
   /// if you for example want 46% of the height, then you reduce it by 56%.
@@ -32,9 +34,9 @@ extension ContextExtensionss on BuildContext {
   /// Gives you the power to get a portion of the width.
   /// Gives you the power to get a portion of the width.
   /// Useful for responsive applications.
   /// Useful for responsive applications.
   ///
   ///
-  /// [dividedBy] is for when you want to have a portion of the value you would get
-  /// like for example: if you want a value that represents a third of the screen
-  /// you can set it to 3, and you will get a third of the width
+  /// [dividedBy] is for when you want to have a portion of the value you
+  /// would get like for example: if you want a value that represents a third
+  /// of the screen you can set it to 3, and you will get a third of the width
   ///
   ///
   /// [reducedBy] is a percentage value of how much of the width you want
   /// [reducedBy] is a percentage value of how much of the width you want
   /// if you for example want 46% of the width, then you reduce it by 56%.
   /// if you for example want 46% of the width, then you reduce it by 56%.
@@ -105,7 +107,8 @@ extension ContextExtensionss on BuildContext {
   bool get isTablet => isSmallTablet || isLargeTablet;
   bool get isTablet => isSmallTablet || isLargeTablet;
 
 
   /// Returns a specific value according to the screen size
   /// Returns a specific value according to the screen size
-  /// if the device width is higher than or equal to 1200 return [desktop] value.
+  /// if the device width is higher than or equal to 1200 return [desktop]
+  /// value.
   /// if the device width is higher than  or equal to 600 and less than 1200
   /// if the device width is higher than  or equal to 600 and less than 1200
   /// return [tablet] value.
   /// return [tablet] value.
   /// if the device width is less than 300  return [watch] value.
   /// if the device width is less than 300  return [watch] value.
@@ -116,7 +119,7 @@ extension ContextExtensionss on BuildContext {
     T desktop,
     T desktop,
     T watch,
     T watch,
   }) {
   }) {
-    double deviceWidth = mediaQuerySize.shortestSide;
+    var deviceWidth = mediaQuerySize.shortestSide;
 
 
     if (kIsWeb) {
     if (kIsWeb) {
       deviceWidth = mediaQuerySize.width;
       deviceWidth = mediaQuerySize.width;

 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
 import 'package:flutter/widgets.dart';
-import 'package:get/get.dart';
+
+import '../../../get.dart';
 
 
 extension ContextExtensionss on BuildContext {
 extension ContextExtensionss on BuildContext {
   /// The same of [MediaQuery.of(context).size]
   /// The same of [MediaQuery.of(context).size]
   Size get mediaQuerySize => MediaQuery.of(this).size;
   Size get mediaQuerySize => MediaQuery.of(this).size;
 
 
   /// The same of [MediaQuery.of(context).size.height]
   /// The same of [MediaQuery.of(context).size.height]
-  /// Note: updates when you rezise your screen (like on a browser or desktop window)
+  /// Note: updates when you rezise your screen (like on a browser or
+  /// desktop window)
   double get height => mediaQuerySize.height;
   double get height => mediaQuerySize.height;
 
 
   /// The same of [MediaQuery.of(context).size.width]
   /// The same of [MediaQuery.of(context).size.width]
-  /// Note: updates when you rezise your screen (like on a browser or desktop window)
+  /// Note: updates when you rezise your screen (like on a browser or
+  /// desktop window)
   double get width => mediaQuerySize.width;
   double get width => mediaQuerySize.width;
 
 
   /// Gives you the power to get a portion of the height.
   /// Gives you the power to get a portion of the height.
   /// Useful for responsive applications.
   /// Useful for responsive applications.
   ///
   ///
-  /// [dividedBy] is for when you want to have a portion of the value you would get
-  /// like for example: if you want a value that represents a third of the screen
-  /// you can set it to 3, and you will get a third of the height
+  /// [dividedBy] is for when you want to have a portion of the value you
+  /// would get like for example: if you want a value that represents a third
+  /// of the screen you can set it to 3, and you will get a third of the height
   ///
   ///
   /// [reducedBy] is a percentage value of how much of the height you want
   /// [reducedBy] is a percentage value of how much of the height you want
   /// if you for example want 46% of the height, then you reduce it by 56%.
   /// if you for example want 46% of the height, then you reduce it by 56%.
@@ -32,9 +35,9 @@ extension ContextExtensionss on BuildContext {
   /// Gives you the power to get a portion of the width.
   /// Gives you the power to get a portion of the width.
   /// Useful for responsive applications.
   /// Useful for responsive applications.
   ///
   ///
-  /// [dividedBy] is for when you want to have a portion of the value you would get
-  /// like for example: if you want a value that represents a third of the screen
-  /// you can set it to 3, and you will get a third of the width
+  /// [dividedBy] is for when you want to have a portion of the value you
+  /// would get like for example: if you want a value that represents a third
+  /// of the screen you can set it to 3, and you will get a third of the width
   ///
   ///
   /// [reducedBy] is a percentage value of how much of the width you want
   /// [reducedBy] is a percentage value of how much of the width you want
   /// if you for example want 46% of the width, then you reduce it by 56%.
   /// if you for example want 46% of the width, then you reduce it by 56%.
@@ -105,9 +108,9 @@ extension ContextExtensionss on BuildContext {
   bool get isTablet => isSmallTablet || isLargeTablet;
   bool get isTablet => isSmallTablet || isLargeTablet;
 
 
   /// Returns a specific value according to the screen size
   /// Returns a specific value according to the screen size
-  /// if the device width is higher than or equal to 1200 return [desktop] value.
-  /// if the device width is higher than  or equal to 600 and less than 1200
-  /// return [tablet] value.
+  /// if the device width is higher than or equal to 1200 return
+  /// [desktop] value. if the device width is higher than  or equal to 600
+  /// and less than 1200 return [tablet] value.
   /// if the device width is less than 300  return [watch] value.
   /// if the device width is less than 300  return [watch] value.
   /// in other cases return [mobile] value.
   /// in other cases return [mobile] value.
   T responsiveValue<T>({
   T responsiveValue<T>({
@@ -116,7 +119,7 @@ extension ContextExtensionss on BuildContext {
     T desktop,
     T desktop,
     T watch,
     T watch,
   }) {
   }) {
-    double deviceWidth = mediaQuerySize.shortestSide;
+    var deviceWidth = mediaQuerySize.shortestSide;
     if (GetPlatform.isDesktop) {
     if (GetPlatform.isDesktop) {
       deviceWidth = mediaQuerySize.width;
       deviceWidth = mediaQuerySize.width;
     }
     }

@@ -2,7 +2,7 @@ import 'dart:math';
 
 
 extension Precision on double {
 extension Precision on double {
   double toPrecision(int fractionDigits) {
   double toPrecision(int fractionDigits) {
-    double mod = pow(10, fractionDigits.toDouble());
+    var mod = pow(10, fractionDigits.toDouble()).toDouble();
     return ((this * mod).round().toDouble() / mod);
     return ((this * mod).round().toDouble() / mod);
   }
   }
 }
 }

 import '../regex/get_utils.dart';
 import '../regex/get_utils.dart';
 
 
 extension GetDynamicUtils on dynamic {
 extension GetDynamicUtils on dynamic {
-  /// It's This is overloading the IDE's options. Only the most useful and popular options will stay here.
+  /// It's This is overloading the IDE's options. Only the most useful and
+  /// popular options will stay here.
 
 
   bool get isNull => GetUtils.isNull(this);
   bool get isNull => GetUtils.isNull(this);
+
   bool get isNullOrBlank => GetUtils.isNullOrBlank(this);
   bool get isNullOrBlank => GetUtils.isNullOrBlank(this);
 }
 }

@@ -4,7 +4,9 @@ import '../regex/get_utils.dart';
 
 
 extension GetNumUtils on num {
 extension GetNumUtils on num {
   bool isLowerThan(num b) => GetUtils.isLowerThan(this, b);
   bool isLowerThan(num b) => GetUtils.isLowerThan(this, b);
+
   bool isGreaterThan(num b) => GetUtils.isGreaterThan(this, b);
   bool isGreaterThan(num b) => GetUtils.isGreaterThan(this, b);
+
   bool isEqual(num b) => GetUtils.isEqual(this, b);
   bool isEqual(num b) => GetUtils.isEqual(this, b);
 
 
   /// Utility to delay some callback (or code execution).
   /// Utility to delay some callback (or code execution).
@@ -34,11 +36,15 @@ extension GetNumUtils on num {
   /// print(1.5.hours);
   /// print(1.5.hours);
   ///```
   ///```
   Duration get milliseconds => Duration(microseconds: (this * 1000).round());
   Duration get milliseconds => Duration(microseconds: (this * 1000).round());
+
   Duration get seconds => Duration(milliseconds: (this * 1000).round());
   Duration get seconds => Duration(milliseconds: (this * 1000).round());
+
   Duration get minutes =>
   Duration get minutes =>
       Duration(seconds: (this * Duration.secondsPerMinute).round());
       Duration(seconds: (this * Duration.secondsPerMinute).round());
+
   Duration get hours =>
   Duration get hours =>
       Duration(minutes: (this * Duration.minutesPerHour).round());
       Duration(minutes: (this * Duration.minutesPerHour).round());
+
   Duration get days => Duration(hours: (this * Duration.hoursPerDay).round());
   Duration get days => Duration(hours: (this * Duration.hoursPerDay).round());
 
 
 //final _delayMaps = <Function, Future>{};
 //final _delayMaps = <Function, Future>{};

@@ -2,45 +2,82 @@ import '../regex/get_utils.dart';
 
 
 extension GetStringUtils on String {
 extension GetStringUtils on String {
   bool get isNum => GetUtils.isNum(this);
   bool get isNum => GetUtils.isNum(this);
+
   bool get isNumericOnly => GetUtils.isNumericOnly(this);
   bool get isNumericOnly => GetUtils.isNumericOnly(this);
+
   bool get isAlphabetOnly => GetUtils.isAlphabetOnly(this);
   bool get isAlphabetOnly => GetUtils.isAlphabetOnly(this);
+
   bool get isBool => GetUtils.isBool(this);
   bool get isBool => GetUtils.isBool(this);
+
   bool get isVectorFileName => GetUtils.isVector(this);
   bool get isVectorFileName => GetUtils.isVector(this);
+
   bool get isImageFileName => GetUtils.isImage(this);
   bool get isImageFileName => GetUtils.isImage(this);
+
   bool get isAudioFileName => GetUtils.isAudio(this);
   bool get isAudioFileName => GetUtils.isAudio(this);
+
   bool get isVideoFileName => GetUtils.isVideo(this);
   bool get isVideoFileName => GetUtils.isVideo(this);
+
   bool get isTxtFileName => GetUtils.isTxt(this);
   bool get isTxtFileName => GetUtils.isTxt(this);
+
   bool get isDocumentFileName => GetUtils.isWord(this);
   bool get isDocumentFileName => GetUtils.isWord(this);
+
   bool get isExcelFileName => GetUtils.isExcel(this);
   bool get isExcelFileName => GetUtils.isExcel(this);
+
   bool get isPPTFileName => GetUtils.isPPT(this);
   bool get isPPTFileName => GetUtils.isPPT(this);
+
   bool get isAPKFileName => GetUtils.isAPK(this);
   bool get isAPKFileName => GetUtils.isAPK(this);
+
   bool get isPDFFileName => GetUtils.isPDF(this);
   bool get isPDFFileName => GetUtils.isPDF(this);
+
   bool get isHTMLFileName => GetUtils.isHTML(this);
   bool get isHTMLFileName => GetUtils.isHTML(this);
+
   bool get isURL => GetUtils.isURL(this);
   bool get isURL => GetUtils.isURL(this);
+
   bool get isEmail => GetUtils.isEmail(this);
   bool get isEmail => GetUtils.isEmail(this);
+
   bool get isPhoneNumber => GetUtils.isPhoneNumber(this);
   bool get isPhoneNumber => GetUtils.isPhoneNumber(this);
+
   bool get isDateTime => GetUtils.isDateTime(this);
   bool get isDateTime => GetUtils.isDateTime(this);
+
   bool get isMD5 => GetUtils.isMD5(this);
   bool get isMD5 => GetUtils.isMD5(this);
+
   bool get isSHA1 => GetUtils.isSHA1(this);
   bool get isSHA1 => GetUtils.isSHA1(this);
+
   bool get isSHA256 => GetUtils.isSHA256(this);
   bool get isSHA256 => GetUtils.isSHA256(this);
+
   bool get isBinary => GetUtils.isBinary(this);
   bool get isBinary => GetUtils.isBinary(this);
+
   bool get isIPv4 => GetUtils.isIPv4(this);
   bool get isIPv4 => GetUtils.isIPv4(this);
+
   bool get isIPv6 => GetUtils.isIPv6(this);
   bool get isIPv6 => GetUtils.isIPv6(this);
+
   bool get isHexadecimal => GetUtils.isHexadecimal(this);
   bool get isHexadecimal => GetUtils.isHexadecimal(this);
+
   bool get isPalindrom => GetUtils.isPalindrom(this);
   bool get isPalindrom => GetUtils.isPalindrom(this);
+
   bool get isPassport => GetUtils.isPassport(this);
   bool get isPassport => GetUtils.isPassport(this);
+
   bool get isCurrency => GetUtils.isCurrency(this);
   bool get isCurrency => GetUtils.isCurrency(this);
+
   bool isCpf(String s) => GetUtils.isCpf(this);
   bool isCpf(String s) => GetUtils.isCpf(this);
+
   bool isCnpj(String s) => GetUtils.isCnpj(this);
   bool isCnpj(String s) => GetUtils.isCnpj(this);
+
   bool isCaseInsensitiveContains(String b) =>
   bool isCaseInsensitiveContains(String b) =>
       GetUtils.isCaseInsensitiveContains(this, b);
       GetUtils.isCaseInsensitiveContains(this, b);
+
   bool isCaseInsensitiveContainsAny(String b) =>
   bool isCaseInsensitiveContainsAny(String b) =>
       GetUtils.isCaseInsensitiveContainsAny(this, b);
       GetUtils.isCaseInsensitiveContainsAny(this, b);
+
   String capitalize(String s, {bool firstOnly = false}) =>
   String capitalize(String s, {bool firstOnly = false}) =>
       GetUtils.capitalize(this, firstOnly: firstOnly);
       GetUtils.capitalize(this, firstOnly: firstOnly);
+
   String capitalizeFirst(String s) => GetUtils.capitalizeFirst(this);
   String capitalizeFirst(String s) => GetUtils.capitalizeFirst(this);
+
   String removeAllWhitespace(String s) => GetUtils.removeAllWhitespace(this);
   String removeAllWhitespace(String s) => GetUtils.removeAllWhitespace(this);
+
   String camelCase(String s) => GetUtils.camelCase(this);
   String camelCase(String s) => GetUtils.camelCase(this);
+
   String numericOnly(String s, {bool firstWordOnly = false}) =>
   String numericOnly(String s, {bool firstWordOnly = false}) =>
       GetUtils.numericOnly(this, firstWordOnly: firstWordOnly);
       GetUtils.numericOnly(this, firstWordOnly: firstWordOnly);
 }
 }

 import 'platform_web.dart' if (dart.library.io) 'platform_io.dart';
 import 'platform_web.dart' if (dart.library.io) 'platform_io.dart';
 
 
+// ignore: avoid_classes_with_only_static_members
 class GetPlatform {
 class GetPlatform {
   static bool get isWeb => GeneralPlatform.isWeb;
   static bool get isWeb => GeneralPlatform.isWeb;
+
   static bool get isMacOS => GeneralPlatform.isMacOS;
   static bool get isMacOS => GeneralPlatform.isMacOS;
+
   static bool get isWindows => GeneralPlatform.isWindows;
   static bool get isWindows => GeneralPlatform.isWindows;
+
   static bool get isLinux => GeneralPlatform.isLinux;
   static bool get isLinux => GeneralPlatform.isLinux;
+
   static bool get isAndroid => GeneralPlatform.isAndroid;
   static bool get isAndroid => GeneralPlatform.isAndroid;
+
   static bool get isIOS => GeneralPlatform.isIOS;
   static bool get isIOS => GeneralPlatform.isIOS;
+
   static bool get isFuchsia => GeneralPlatform.isFuchsia;
   static bool get isFuchsia => GeneralPlatform.isFuchsia;
+
   static bool get isMobile => GetPlatform.isIOS || GetPlatform.isAndroid;
   static bool get isMobile => GetPlatform.isIOS || GetPlatform.isAndroid;
+
   static bool get isDesktop =>
   static bool get isDesktop =>
       GetPlatform.isMacOS || GetPlatform.isWindows || GetPlatform.isLinux;
       GetPlatform.isMacOS || GetPlatform.isWindows || GetPlatform.isLinux;
 }
 }

 import 'dart:io';
 import 'dart:io';
 
 
+// ignore: avoid_classes_with_only_static_members
 class GeneralPlatform {
 class GeneralPlatform {
   static bool get isWeb => false;
   static bool get isWeb => false;
+
   static bool get isMacOS => Platform.isMacOS;
   static bool get isMacOS => Platform.isMacOS;
+
   static bool get isWindows => Platform.isWindows;
   static bool get isWindows => Platform.isWindows;
+
   static bool get isLinux => Platform.isLinux;
   static bool get isLinux => Platform.isLinux;
+
   static bool get isAndroid => Platform.isAndroid;
   static bool get isAndroid => Platform.isAndroid;
+
   static bool get isIOS => Platform.isIOS;
   static bool get isIOS => Platform.isIOS;
+
   static bool get isFuchsia => Platform.isFuchsia;
   static bool get isFuchsia => Platform.isFuchsia;
+
   static bool get isDesktop =>
   static bool get isDesktop =>
       Platform.isMacOS || Platform.isWindows || Platform.isLinux;
       Platform.isMacOS || Platform.isWindows || Platform.isLinux;
 }
 }

@@ -2,10 +2,11 @@
 // ignore: avoid_web_libraries_in_flutter
 // ignore: avoid_web_libraries_in_flutter
 import 'dart:html' as html;
 import 'dart:html' as html;
 
 
-import 'package:get/utils.dart';
+import '../../../utils.dart';
 
 
 html.Navigator _navigator = html.window.navigator;
 html.Navigator _navigator = html.window.navigator;
 
 
+// ignore: avoid_classes_with_only_static_members
 class GeneralPlatform {
 class GeneralPlatform {
   static bool get isWeb => true;
   static bool get isWeb => true;
 
 
@@ -29,5 +30,6 @@ class GeneralPlatform {
   }
   }
 
 
   static bool get isFuchsia => false;
   static bool get isFuchsia => false;
+
   static bool get isDesktop => isMacOS || isWindows || isLinux;
   static bool get isDesktop => isMacOS || isWindows || isLinux;
 }
 }

@@ -10,7 +10,7 @@ class GetQueue {
       var item = _queue.removeAt(0);
       var item = _queue.removeAt(0);
       try {
       try {
         item.completer.complete(await item.job());
         item.completer.complete(await item.job());
-      } catch (e) {
+      } on Exception catch (e) {
         item.completer.completeError(e);
         item.completer.completeError(e);
       }
       }
       _active = false;
       _active = false;
@@ -27,7 +27,8 @@ class GetQueue {
 }
 }
 
 
 class _Item {
 class _Item {
-  final completer;
-  final job;
+  final dynamic completer;
+  final dynamic job;
+
   _Item(this.completer, this.job);
   _Item(this.completer, this.job);
 }
 }

@@ -4,22 +4,23 @@ class GetUtils {
 
 
   /// In dart2js (in flutter v1.17) a var by default is undefined.
   /// In dart2js (in flutter v1.17) a var by default is undefined.
   /// *Use this only if you are in version <- 1.17*.
   /// *Use this only if you are in version <- 1.17*.
-  /// So we assure the null type in json convertions to avoid the "value":value==null?null:value;
-  /// someVar.nil will force the null type if the var is null or undefined.
+  /// So we assure the null type in json convertions to avoid the
+  /// "value":value==null?null:value; someVar.nil will force the null type
+  /// if the var is null or undefined.
   /// `nil` taken from ObjC just to have a shorter sintax.
   /// `nil` taken from ObjC just to have a shorter sintax.
   static dynamic nil(dynamic s) => s == null ? null : s;
   static dynamic nil(dynamic s) => s == null ? null : s;
 
 
   /// Checks if data is null or blank (empty or only contains whitespace).
   /// Checks if data is null or blank (empty or only contains whitespace).
   static bool isNullOrBlank(dynamic s) {
   static bool isNullOrBlank(dynamic s) {
     if (isNull(s)) return true;
     if (isNull(s)) return true;
-    switch (s.runtimeType) {
+
+    switch (s.runtimeType as Type) {
       case String:
       case String:
       case List:
       case List:
       case Map:
       case Map:
       case Set:
       case Set:
       case Iterable:
       case Iterable:
-        return s.isEmpty;
-        break;
+        return s.isEmpty as bool;
       default:
       default:
         return s.toString() == 'null' || s.toString().trim().isEmpty;
         return s.toString() == 'null' || s.toString().trim().isEmpty;
     }
     }
@@ -46,48 +47,54 @@ class GetUtils {
 
 
   /// Checks if string is an video file.
   /// Checks if string is an video file.
   static bool isVideo(String filePath) {
   static bool isVideo(String filePath) {
-    String ext = filePath.toLowerCase();
-    return (((((ext.endsWith(".mp4") || ext.endsWith(".avi")) ||
-                        ext.endsWith(".wmv")) ||
-                    ext.endsWith(".rmvb")) ||
-                ext.endsWith(".mpg")) ||
-            ext.endsWith(".mpeg")) ||
+    var ext = filePath.toLowerCase();
+
+    return ext.endsWith(".mp4") ||
+        ext.endsWith(".avi") ||
+        ext.endsWith(".wmv") ||
+        ext.endsWith(".rmvb") ||
+        ext.endsWith(".mpg") ||
+        ext.endsWith(".mpeg") ||
         ext.endsWith(".3gp");
         ext.endsWith(".3gp");
   }
   }
 
 
   /// Checks if string is an image file.
   /// Checks if string is an image file.
   static bool isImage(String filePath) {
   static bool isImage(String filePath) {
-    String ext = filePath.toLowerCase();
-    return (((ext.endsWith(".jpg") || ext.endsWith(".jpeg")) ||
-                ext.endsWith(".png")) ||
-            ext.endsWith(".gif")) ||
+    final ext = filePath.toLowerCase();
+
+    return ext.endsWith(".jpg") ||
+        ext.endsWith(".jpeg") ||
+        ext.endsWith(".png") ||
+        ext.endsWith(".gif") ||
         ext.endsWith(".bmp");
         ext.endsWith(".bmp");
   }
   }
 
 
   /// Checks if string is an audio file.
   /// Checks if string is an audio file.
   static bool isAudio(String filePath) {
   static bool isAudio(String filePath) {
-    String ext = filePath.toLowerCase();
-    return (((ext.endsWith(".mp3") || ext.endsWith(".wav")) ||
-                ext.endsWith(".wma")) ||
-            ext.endsWith(".amr")) ||
+    final ext = filePath.toLowerCase();
+
+    return ext.endsWith(".mp3") ||
+        ext.endsWith(".wav") ||
+        ext.endsWith(".wma") ||
+        ext.endsWith(".amr") ||
         ext.endsWith(".ogg");
         ext.endsWith(".ogg");
   }
   }
 
 
   /// Checks if string is an powerpoint file.
   /// Checks if string is an powerpoint file.
   static bool isPPT(String filePath) {
   static bool isPPT(String filePath) {
-    String ext = filePath.toLowerCase();
+    final ext = filePath.toLowerCase();
     return ext.endsWith(".ppt") || ext.endsWith(".pptx");
     return ext.endsWith(".ppt") || ext.endsWith(".pptx");
   }
   }
 
 
   /// Checks if string is an word file.
   /// Checks if string is an word file.
   static bool isWord(String filePath) {
   static bool isWord(String filePath) {
-    String ext = filePath.toLowerCase();
+    final ext = filePath.toLowerCase();
     return ext.endsWith(".doc") || ext.endsWith(".docx");
     return ext.endsWith(".doc") || ext.endsWith(".docx");
   }
   }
 
 
   /// Checks if string is an excel file.
   /// Checks if string is an excel file.
   static bool isExcel(String filePath) {
   static bool isExcel(String filePath) {
-    String ext = filePath.toLowerCase();
+    final ext = filePath.toLowerCase();
     return ext.endsWith(".xls") || ext.endsWith(".xlsx");
     return ext.endsWith(".xls") || ext.endsWith(".xlsx");
   }
   }
 
 
@@ -174,9 +181,11 @@ class GetUtils {
 
 
   /// Checks if string is Palindrom.
   /// Checks if string is Palindrom.
   static bool isPalindrom(String s) {
   static bool isPalindrom(String s) {
-    bool isPalindrom = true;
+    var isPalindrom = true;
     for (var i = 0; i < s.length; i++) {
     for (var i = 0; i < s.length; i++) {
-      if (s[i] != s[s.length - i - 1]) isPalindrom = false;
+      if (s[i] != s[s.length - i - 1]) {
+        isPalindrom = false;
+      }
     }
     }
     return isPalindrom;
     return isPalindrom;
   }
   }
@@ -187,13 +196,15 @@ class GetUtils {
     if ((s is String || s is List) && !isNullOrBlank(s)) {
     if ((s is String || s is List) && !isNullOrBlank(s)) {
       var first = s[0];
       var first = s[0];
       var isOneAKind = true;
       var isOneAKind = true;
-      for (var i = 0; i < s.length; i++) {
+      var len = s.length as num;
+      for (var i = 0; i < len; i++) {
         if (s[i] != first) isOneAKind = false;
         if (s[i] != first) isOneAKind = false;
       }
       }
       return isOneAKind;
       return isOneAKind;
     }
     }
+
     if (s is int) {
     if (s is int) {
-      String value = s.toString();
+      var value = s.toString();
       var first = value[0];
       var first = value[0];
       var isOneAKind = true;
       var isOneAKind = true;
       for (var i = 0; i < value.length; i++) {
       for (var i = 0; i < value.length; i++) {
@@ -215,20 +226,17 @@ class GetUtils {
   /// Checks if length of data is LOWER than maxLength.
   /// Checks if length of data is LOWER than maxLength.
   static bool isLengthLowerThan(dynamic s, int maxLength) {
   static bool isLengthLowerThan(dynamic s, int maxLength) {
     if (isNull(s)) return (maxLength <= 0) ? true : false;
     if (isNull(s)) return (maxLength <= 0) ? true : false;
-    switch (s.runtimeType) {
+    switch (s.runtimeType as Type) {
       case String:
       case String:
       case List:
       case List:
       case Map:
       case Map:
       case Set:
       case Set:
       case Iterable:
       case Iterable:
-        return s.length < maxLength;
-        break;
+        return (s.length as num) < maxLength;
       case int:
       case int:
         return s.toString().length < maxLength;
         return s.toString().length < maxLength;
-        break;
       case double:
       case double:
         return s.toString().replaceAll('.', '').length < maxLength;
         return s.toString().replaceAll('.', '').length < maxLength;
-        break;
       default:
       default:
         return false;
         return false;
     }
     }
@@ -237,20 +245,17 @@ class GetUtils {
   /// Checks if length of data is GREATER than maxLength.
   /// Checks if length of data is GREATER than maxLength.
   static bool isLengthGreaterThan(dynamic s, int maxLength) {
   static bool isLengthGreaterThan(dynamic s, int maxLength) {
     if (isNull(s)) return false;
     if (isNull(s)) return false;
-    switch (s.runtimeType) {
+    switch (s.runtimeType as Type) {
       case String:
       case String:
       case List:
       case List:
       case Map:
       case Map:
       case Set:
       case Set:
       case Iterable:
       case Iterable:
-        return s.length > maxLength;
-        break;
+        return (s.length as num) > maxLength;
       case int:
       case int:
         return s.toString().length > maxLength;
         return s.toString().length > maxLength;
-        break;
       case double:
       case double:
         return s.toString().replaceAll('.', '').length > maxLength;
         return s.toString().replaceAll('.', '').length > maxLength;
-        break;
       default:
       default:
         return false;
         return false;
     }
     }
@@ -259,13 +264,13 @@ class GetUtils {
   /// Checks if length of data is GREATER OR EQUAL to maxLength.
   /// Checks if length of data is GREATER OR EQUAL to maxLength.
   static bool isLengthGreaterOrEqual(dynamic s, int maxLength) {
   static bool isLengthGreaterOrEqual(dynamic s, int maxLength) {
     if (isNull(s)) return false;
     if (isNull(s)) return false;
-    switch (s.runtimeType) {
+    switch (s.runtimeType as Type) {
       case String:
       case String:
       case List:
       case List:
       case Map:
       case Map:
       case Set:
       case Set:
       case Iterable:
       case Iterable:
-        return s.length >= maxLength;
+        return (s.length as num) >= maxLength;
         break;
         break;
       case int:
       case int:
         return s.toString().length >= maxLength;
         return s.toString().length >= maxLength;
@@ -281,17 +286,15 @@ class GetUtils {
   /// Checks if length of data is LOWER OR EQUAL to maxLength.
   /// Checks if length of data is LOWER OR EQUAL to maxLength.
   static bool isLengthLowerOrEqual(dynamic s, int maxLength) {
   static bool isLengthLowerOrEqual(dynamic s, int maxLength) {
     if (isNull(s)) return false;
     if (isNull(s)) return false;
-    switch (s.runtimeType) {
+    switch (s.runtimeType as Type) {
       case String:
       case String:
       case List:
       case List:
       case Map:
       case Map:
       case Set:
       case Set:
       case Iterable:
       case Iterable:
-        return s.length <= maxLength;
-        break;
+        return (s.length as num) <= maxLength;
       case int:
       case int:
         return s.toString().length <= maxLength;
         return s.toString().length <= maxLength;
-        break;
       case double:
       case double:
         return s.toString().replaceAll('.', '').length <= maxLength;
         return s.toString().replaceAll('.', '').length <= maxLength;
       default:
       default:
@@ -302,7 +305,7 @@ class GetUtils {
   /// Checks if length of data is EQUAL to maxLength.
   /// Checks if length of data is EQUAL to maxLength.
   static bool isLengthEqualTo(dynamic s, int maxLength) {
   static bool isLengthEqualTo(dynamic s, int maxLength) {
     if (isNull(s)) return false;
     if (isNull(s)) return false;
-    switch (s.runtimeType) {
+    switch (s.runtimeType as Type) {
       case String:
       case String:
       case List:
       case List:
       case Map:
       case Map:
@@ -328,14 +331,16 @@ class GetUtils {
         isLengthLowerOrEqual(s, maxLength);
         isLengthLowerOrEqual(s, maxLength);
   }
   }
 
 
-  /// Checks if a contains b (Treating or interpreting upper- and lowercase letters as being the same).
+  /// Checks if a contains b (Treating or interpreting upper- and lowercase
+  /// letters as being the same).
   static bool isCaseInsensitiveContains(String a, String b) =>
   static bool isCaseInsensitiveContains(String a, String b) =>
       a.toLowerCase().contains(b.toLowerCase());
       a.toLowerCase().contains(b.toLowerCase());
 
 
-  /// Checks if a contains b or b contains a (Treating or interpreting upper- and lowercase letters as being the same).
+  /// Checks if a contains b or b contains a (Treating or
+  /// interpreting upper- and lowercase letters as being the same).
   static bool isCaseInsensitiveContainsAny(String a, String b) {
   static bool isCaseInsensitiveContainsAny(String a, String b) {
-    String lowA = a.toLowerCase();
-    String lowB = b.toLowerCase();
+    final lowA = a.toLowerCase();
+    final lowB = b.toLowerCase();
     return lowA.contains(lowB) || lowB.contains(lowA);
     return lowA.contains(lowB) || lowB.contains(lowA);
   }
   }
 
 
@@ -362,8 +367,7 @@ class GetUtils {
     if (RegExp(r'^(\d)\1*$').hasMatch(numbers)) return false;
     if (RegExp(r'^(\d)\1*$').hasMatch(numbers)) return false;
 
 
     // Dividir dígitos
     // Dividir dígitos
-    List<int> digits =
-        numbers.split('').map((String d) => int.parse(d)).toList();
+    var digits = numbers.split('').map(int.parse).toList();
 
 
     // Calcular o primeiro dígito verificador
     // Calcular o primeiro dígito verificador
     var calcDv1 = 0;
     var calcDv1 = 0;
@@ -404,8 +408,7 @@ class GetUtils {
     if (RegExp(r'^(\d)\1*$').hasMatch(numbers)) return false;
     if (RegExp(r'^(\d)\1*$').hasMatch(numbers)) return false;
 
 
     // split the digits
     // split the digits
-    List<int> digits =
-        numbers.split('').map((String d) => int.parse(d)).toList();
+    var digits = numbers.split('').map(int.parse).toList();
 
 
     // Calculate the first verifier digit
     // Calculate the first verifier digit
     var calcDv1 = 0;
     var calcDv1 = 0;
@@ -441,9 +444,11 @@ class GetUtils {
     if (isNullOrBlank(s)) return null;
     if (isNullOrBlank(s)) return null;
     if (firstOnly) return capitalizeFirst(s);
     if (firstOnly) return capitalizeFirst(s);
 
 
-    List lst = s.split(' ');
-    String newStr = '';
-    for (var s in lst) newStr += capitalizeFirst(s);
+    var lst = s.split(' ');
+    var newStr = '';
+    for (var s in lst) {
+      newStr += capitalizeFirst(s);
+    }
     return newStr;
     return newStr;
   }
   }
 
 
@@ -470,9 +475,10 @@ class GetUtils {
 
 
   /// Extract numeric value of string
   /// Extract numeric value of string
   /// Example: OTP 12312 27/04/2020 => 1231227042020ß
   /// Example: OTP 12312 27/04/2020 => 1231227042020ß
-  /// If firstword only is true, then the example return is "12312" (first found numeric word)
+  /// If firstword only is true, then the example return is "12312"
+  /// (first found numeric word)
   static String numericOnly(String s, {bool firstWordOnly = false}) {
   static String numericOnly(String s, {bool firstWordOnly = false}) {
-    String numericOnlyStr = '';
+    var numericOnlyStr = '';
     for (var i = 0; i < s.length; i++) {
     for (var i = 0; i < s.length; i++) {
       if (isNumericOnly(s[i])) numericOnlyStr += s[i];
       if (isNumericOnly(s[i])) numericOnlyStr += s[i];
       if (firstWordOnly && numericOnlyStr.isNotEmpty && s[i] == " ") break;
       if (firstWordOnly && numericOnlyStr.isNotEmpty && s[i] == " ") break;
@@ -480,6 +486,7 @@ class GetUtils {
     return numericOnlyStr;
     return numericOnlyStr;
   }
   }
 
 
-  static bool hasMatch(String s, Pattern p) =>
-      (s == null) ? false : RegExp(p).hasMatch(s);
+  static bool hasMatch(String value, String pattern) {
+    return (value == null) ? false : RegExp(pattern).hasMatch(value);
+  }
 }
 }

@@ -2,56 +2,96 @@ import 'get_utils.dart';
 
 
 extension GetStringUtils on String {
 extension GetStringUtils on String {
   bool get isNum => GetUtils.isNum(this);
   bool get isNum => GetUtils.isNum(this);
+
   bool get isNumericOnly => GetUtils.isNumericOnly(this);
   bool get isNumericOnly => GetUtils.isNumericOnly(this);
+
   bool get isAlphabetOnly => GetUtils.isAlphabetOnly(this);
   bool get isAlphabetOnly => GetUtils.isAlphabetOnly(this);
+
   bool get isBool => GetUtils.isBool(this);
   bool get isBool => GetUtils.isBool(this);
+
   bool get isVectorFileName => GetUtils.isVector(this);
   bool get isVectorFileName => GetUtils.isVector(this);
+
   bool get isImageFileName => GetUtils.isImage(this);
   bool get isImageFileName => GetUtils.isImage(this);
+
   bool get isAudioFileName => GetUtils.isAudio(this);
   bool get isAudioFileName => GetUtils.isAudio(this);
+
   bool get isVideoFileName => GetUtils.isVideo(this);
   bool get isVideoFileName => GetUtils.isVideo(this);
+
   bool get isTxtFileName => GetUtils.isTxt(this);
   bool get isTxtFileName => GetUtils.isTxt(this);
+
   bool get isDocumentFileName => GetUtils.isWord(this);
   bool get isDocumentFileName => GetUtils.isWord(this);
+
   bool get isExcelFileName => GetUtils.isExcel(this);
   bool get isExcelFileName => GetUtils.isExcel(this);
+
   bool get isPPTFileName => GetUtils.isPPT(this);
   bool get isPPTFileName => GetUtils.isPPT(this);
+
   bool get isAPKFileName => GetUtils.isAPK(this);
   bool get isAPKFileName => GetUtils.isAPK(this);
+
   bool get isPDFFileName => GetUtils.isPDF(this);
   bool get isPDFFileName => GetUtils.isPDF(this);
+
   bool get isHTMLFileName => GetUtils.isHTML(this);
   bool get isHTMLFileName => GetUtils.isHTML(this);
+
   bool get isURL => GetUtils.isURL(this);
   bool get isURL => GetUtils.isURL(this);
+
   bool get isEmail => GetUtils.isEmail(this);
   bool get isEmail => GetUtils.isEmail(this);
+
   bool get isPhoneNumber => GetUtils.isPhoneNumber(this);
   bool get isPhoneNumber => GetUtils.isPhoneNumber(this);
+
   bool get isDateTime => GetUtils.isDateTime(this);
   bool get isDateTime => GetUtils.isDateTime(this);
+
   bool get isMD5 => GetUtils.isMD5(this);
   bool get isMD5 => GetUtils.isMD5(this);
+
   bool get isSHA1 => GetUtils.isSHA1(this);
   bool get isSHA1 => GetUtils.isSHA1(this);
+
   bool get isSHA256 => GetUtils.isSHA256(this);
   bool get isSHA256 => GetUtils.isSHA256(this);
+
   bool get isBinary => GetUtils.isBinary(this);
   bool get isBinary => GetUtils.isBinary(this);
+
   bool get isIPv4 => GetUtils.isIPv4(this);
   bool get isIPv4 => GetUtils.isIPv4(this);
+
   bool get isIPv6 => GetUtils.isIPv6(this);
   bool get isIPv6 => GetUtils.isIPv6(this);
+
   bool get isHexadecimal => GetUtils.isHexadecimal(this);
   bool get isHexadecimal => GetUtils.isHexadecimal(this);
+
   bool get isPalindrom => GetUtils.isPalindrom(this);
   bool get isPalindrom => GetUtils.isPalindrom(this);
+
   bool get isPassport => GetUtils.isPassport(this);
   bool get isPassport => GetUtils.isPassport(this);
+
   bool get isCurrency => GetUtils.isCurrency(this);
   bool get isCurrency => GetUtils.isCurrency(this);
+
   bool isCpf(String s) => GetUtils.isCpf(this);
   bool isCpf(String s) => GetUtils.isCpf(this);
+
   bool isCnpj(String s) => GetUtils.isCnpj(this);
   bool isCnpj(String s) => GetUtils.isCnpj(this);
+
   bool isCaseInsensitiveContains(String b) =>
   bool isCaseInsensitiveContains(String b) =>
       GetUtils.isCaseInsensitiveContains(this, b);
       GetUtils.isCaseInsensitiveContains(this, b);
+
   bool isCaseInsensitiveContainsAny(String b) =>
   bool isCaseInsensitiveContainsAny(String b) =>
       GetUtils.isCaseInsensitiveContainsAny(this, b);
       GetUtils.isCaseInsensitiveContainsAny(this, b);
+
   String capitalize(String s, {bool firstOnly = false}) =>
   String capitalize(String s, {bool firstOnly = false}) =>
       GetUtils.capitalize(this, firstOnly: firstOnly);
       GetUtils.capitalize(this, firstOnly: firstOnly);
+
   String capitalizeFirst(String s) => GetUtils.capitalizeFirst(this);
   String capitalizeFirst(String s) => GetUtils.capitalizeFirst(this);
+
   String removeAllWhitespace(String s) => GetUtils.removeAllWhitespace(this);
   String removeAllWhitespace(String s) => GetUtils.removeAllWhitespace(this);
+
   String camelCase(String s) => GetUtils.camelCase(this);
   String camelCase(String s) => GetUtils.camelCase(this);
+
   String numericOnly(String s, {bool firstWordOnly = false}) =>
   String numericOnly(String s, {bool firstWordOnly = false}) =>
       GetUtils.numericOnly(this, firstWordOnly: firstWordOnly);
       GetUtils.numericOnly(this, firstWordOnly: firstWordOnly);
 }
 }
 
 
 extension GetNumUtils on num {
 extension GetNumUtils on num {
   bool isLowerThan(num b) => GetUtils.isLowerThan(this, b);
   bool isLowerThan(num b) => GetUtils.isLowerThan(this, b);
+
   bool isGreaterThan(num b) => GetUtils.isGreaterThan(this, b);
   bool isGreaterThan(num b) => GetUtils.isGreaterThan(this, b);
+
   bool isEqual(num b) => GetUtils.isEqual(this, b);
   bool isEqual(num b) => GetUtils.isEqual(this, b);
 }
 }
 
 
 extension GetDynamicUtils on dynamic {
 extension GetDynamicUtils on dynamic {
   bool get isNull => GetUtils.isNull(this);
   bool get isNull => GetUtils.isNull(this);
+
   bool get isNullOrBlank => GetUtils.isNullOrBlank(this);
   bool get isNullOrBlank => GetUtils.isNullOrBlank(this);
 }
 }

-export 'src/state_manager/simple/get_state.dart';
-export 'src/state_manager/simple/immutable_state.dart';
-export 'src/state_manager/simple/get_view.dart';
-export 'src/state_manager/simple/simple_builder.dart';
-export 'src/state_manager/simple/mixin_state.dart';
-export 'src/state_manager/rx/rx_core/rx_interface.dart';
 export 'src/state_manager/rx/rx_core/rx_impl.dart';
 export 'src/state_manager/rx/rx_core/rx_impl.dart';
+export 'src/state_manager/rx/rx_core/rx_interface.dart';
 export 'src/state_manager/rx/rx_iterables/rx_list.dart';
 export 'src/state_manager/rx/rx_iterables/rx_list.dart';
 export 'src/state_manager/rx/rx_iterables/rx_map.dart';
 export 'src/state_manager/rx/rx_iterables/rx_map.dart';
 export 'src/state_manager/rx/rx_iterables/rx_set.dart';
 export 'src/state_manager/rx/rx_iterables/rx_set.dart';
-export 'src/state_manager/rx/rx_workers/rx_workers.dart';
-export 'src/state_manager/rx/rx_widgets/rx_obx_widget.dart';
 export 'src/state_manager/rx/rx_widgets/rx_getx_widget.dart';
 export 'src/state_manager/rx/rx_widgets/rx_getx_widget.dart';
+export 'src/state_manager/rx/rx_widgets/rx_obx_widget.dart';
+export 'src/state_manager/rx/rx_workers/rx_workers.dart';
+export 'src/state_manager/simple/get_state.dart';
+export 'src/state_manager/simple/get_view.dart';
+export 'src/state_manager/simple/immutable_state.dart';
+export 'src/state_manager/simple/mixin_state.dart';
+export 'src/state_manager/simple/simple_builder.dart';

 export 'src/utils/extensions/export.dart';
 export 'src/utils/extensions/export.dart';
-export 'src/utils/queue/get_queue.dart';
 export 'src/utils/platform/platform.dart';
 export 'src/utils/platform/platform.dart';
+export 'src/utils/queue/get_queue.dart';
 export 'src/utils/regex/get_utils.dart';
 export 'src/utils/regex/get_utils.dart';

@@ -43,6 +43,13 @@ packages:
       url: "https://pub.dartlang.org"
       url: "https://pub.dartlang.org"
     source: hosted
     source: hosted
     version: "1.15.0-nullsafety.2"
     version: "1.15.0-nullsafety.2"
+  effective_dart:
+    dependency: "direct dev"
+    description:
+      name: effective_dart
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.4"
   fake_async:
   fake_async:
     dependency: transitive
     dependency: transitive
     description:
     description:

@@ -13,6 +13,7 @@ dependencies:
 dev_dependencies:
 dev_dependencies:
   flutter_test:
   flutter_test:
     sdk: flutter
     sdk: flutter
+  effective_dart: ^1.0.0
 
 
 # For information on the generic Dart part of this file, see the
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
 # following page: https://dart.dev/tools/pub/pubspec

@@ -61,12 +61,13 @@ void main() {
 
 
   testWidgets(
   testWidgets(
     "GetMaterialApp with debugShowMaterialGrid null",
     "GetMaterialApp with debugShowMaterialGrid null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
-          () => GetMaterialApp(
-                debugShowMaterialGrid: null,
-              ),
-          throwsAssertionError);
+        () => GetMaterialApp(
+          debugShowMaterialGrid: null,
+        ),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
 }
 }

 import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:get/get.dart';
 import 'package:get/get.dart';
+
 import 'util/matcher.dart';
 import 'util/matcher.dart';
 
 
 class Mock {
 class Mock {
@@ -19,6 +20,7 @@ class DisposableController extends DisposableInterface {
   }
   }
 }
 }
 
 
+// ignore: one_member_abstracts
 abstract class Service {
 abstract class Service {
   String post();
   String post();
 }
 }
@@ -32,7 +34,7 @@ class Api implements Service {
 
 
 void main() {
 void main() {
   test('Get.putAsync test', () async {
   test('Get.putAsync test', () async {
-    await Get.putAsync<String>(() => Mock.test());
+    await Get.putAsync<String>(Mock.test);
     expect('test', Get.find<String>());
     expect('test', Get.find<String>());
     Get.reset();
     Get.reset();
   });
   });
@@ -70,9 +72,7 @@ void main() {
   });
   });
 
 
   group('test put, delete and check onInit execution', () {
   group('test put, delete and check onInit execution', () {
-    tearDownAll(() {
-      Get.reset();
-    });
+    tearDownAll(Get.reset);
 
 
     test('Get.put test with init check', () async {
     test('Get.put test with init check', () async {
       final instance = Get.put<DisposableController>(DisposableController());
       final instance = Get.put<DisposableController>(DisposableController());

@@ -202,8 +202,9 @@ void main() {
     expect(find.byType(FirstScreen), findsOneWidget);
     expect(find.byType(FirstScreen), findsOneWidget);
 
 
     Get.offUntil(
     Get.offUntil(
-        MaterialPageRoute(builder: (BuildContext context) => SecondScreen()),
-        ModalRoute.withName('/'));
+      MaterialPageRoute(builder: (context) => SecondScreen()),
+      ModalRoute.withName('/'),
+    );
 
 
     await tester.pumpAndSettle();
     await tester.pumpAndSettle();
 
 

@@ -66,13 +66,14 @@ void main() {
 
 
   testWidgets(
   testWidgets(
     "MixinBuilder with build null",
     "MixinBuilder with build null",
-    (WidgetTester tester) async {
+    (tester) async {
       expect(
       expect(
-          () => MixinBuilder<Controller>(
-                init: Controller(),
-                builder: null,
-              ),
-          throwsAssertionError);
+        () => MixinBuilder<Controller>(
+          init: Controller(),
+          builder: null,
+        ),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
 }
 }
@@ -80,12 +81,12 @@ void main() {
 class Controller extends GetxController {
 class Controller extends GetxController {
   static Controller get to => Get.find();
   static Controller get to => Get.find();
   int count = 0;
   int count = 0;
-  var counter = 0.obs;
-  var doubleNum = 0.0.obs;
-  var string = "string".obs;
-  var list = [].obs;
-  var map = {}.obs;
-  var boolean = true.obs;
+  RxInt counter = 0.obs;
+  RxDouble doubleNum = 0.0.obs;
+  RxString string = "string".obs;
+  RxList list = [].obs;
+  RxMap map = {}.obs;
+  RxBool boolean = true.obs;
 
 
   void increment() {
   void increment() {
     counter.value++;
     counter.value++;

@@ -3,7 +3,7 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:get/get.dart';
 import 'package:get/get.dart';
 
 
 void main() {
 void main() {
-  Controller controller = Get.put<Controller>(Controller());
+  final controller = Get.put(Controller());
   testWidgets("GetxController smoke test", (tester) async {
   testWidgets("GetxController smoke test", (tester) async {
     await tester.pumpWidget(
     await tester.pumpWidget(
       MaterialApp(
       MaterialApp(
@@ -11,31 +11,17 @@ void main() {
           children: [
           children: [
             Obx(
             Obx(
               () => Column(children: [
               () => Column(children: [
-                Text(
-                  'Count: ${controller.counter.value}',
-                ),
-                Text(
-                  'Double: ${controller.doubleNum.value}',
-                ),
-                Text(
-                  'String: ${controller.string.value}',
-                ),
-                Text(
-                  'List: ${controller.list.length}',
-                ),
-                Text(
-                  'Bool: ${controller.boolean.value}',
-                ),
-                Text(
-                  'Map: ${controller.map.length}',
-                ),
+                Text('Count: ${controller.counter.value}'),
+                Text('Double: ${controller.doubleNum.value}'),
+                Text('String: ${controller.string.value}'),
+                Text('List: ${controller.list.length}'),
+                Text('Bool: ${controller.boolean.value}'),
+                Text('Map: ${controller.map.length}'),
                 FlatButton(
                 FlatButton(
                   child: Text("increment"),
                   child: Text("increment"),
-                  onPressed: () => controller.increment(),
+                  onPressed: controller.increment,
                 ),
                 ),
-                Obx(() => Text(
-                      'Obx: ${controller.map.length}',
-                    ))
+                Obx(() => Text('Obx: ${controller.map.length}'))
               ]),
               ]),
             ),
             ),
           ],
           ],
@@ -68,12 +54,12 @@ void main() {
 class Controller extends GetxController {
 class Controller extends GetxController {
   static Controller get to => Get.find();
   static Controller get to => Get.find();
 
 
-  var counter = 0.obs;
-  var doubleNum = 0.0.obs;
-  var string = "string".obs;
-  var list = [].obs;
-  var map = {}.obs;
-  var boolean = true.obs;
+  RxInt counter = 0.obs;
+  RxDouble doubleNum = 0.0.obs;
+  RxString string = "string".obs;
+  RxList list = [].obs;
+  RxMap map = {}.obs;
+  RxBool boolean = true.obs;
 
 
   void increment() {
   void increment() {
     counter.value++;
     counter.value++;

@@ -74,22 +74,22 @@ void main() {
 }
 }
 
 
 class Controller2 extends GetxController {
 class Controller2 extends GetxController {
-  var lazy = 0.obs;
+  RxInt lazy = 0.obs;
 }
 }
 
 
 class ControllerNonGlobal extends GetxController {
 class ControllerNonGlobal extends GetxController {
-  var nonGlobal = 0.obs;
+  RxInt nonGlobal = 0.obs;
 }
 }
 
 
 class Controller extends GetxController {
 class Controller extends GetxController {
   static Controller get to => Get.find();
   static Controller get to => Get.find();
 
 
-  var counter = 0.obs;
-  var doubleNum = 0.0.obs;
-  var string = "string".obs;
-  var list = [].obs;
-  var map = {}.obs;
-  var boolean = true.obs;
+  RxInt counter = 0.obs;
+  RxDouble doubleNum = 0.0.obs;
+  RxString string = "string".obs;
+  RxList list = [].obs;
+  RxMap map = {}.obs;
+  RxBool boolean = true.obs;
 
 
   void increment() {
   void increment() {
     counter.value++;
     counter.value++;

@@ -70,13 +70,14 @@ void main() {
 
 
   testWidgets(
   testWidgets(
     "MixinBuilder with build null",
     "MixinBuilder with build null",
-    (WidgetTester test) async {
+    (test) async {
       expect(
       expect(
-          () => GetBuilder<Controller>(
-                init: Controller(),
-                builder: null,
-              ),
-          throwsAssertionError);
+        () => GetBuilder<Controller>(
+          init: Controller(),
+          builder: null,
+        ),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
 }
 }
@@ -85,6 +86,7 @@ class Controller extends GetxController {
   static Controller get to => Get.find();
   static Controller get to => Get.find();
 
 
   int counter = 0;
   int counter = 0;
+
   void increment() {
   void increment() {
     counter++;
     counter++;
     update();
     update();

@@ -4,7 +4,7 @@ import 'package:get/get.dart';
 void main() {
 void main() {
   testWidgets(
   testWidgets(
     "GetMaterialApp with routes null",
     "GetMaterialApp with routes null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
           () => GetMaterialApp(
           () => GetMaterialApp(
                 routes: null,
                 routes: null,
@@ -15,7 +15,7 @@ void main() {
 
 
   testWidgets(
   testWidgets(
     "GetMaterialApp with navigatorObservers null",
     "GetMaterialApp with navigatorObservers null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
           () => GetMaterialApp(
           () => GetMaterialApp(
                 navigatorObservers: null,
                 navigatorObservers: null,
@@ -25,7 +25,7 @@ void main() {
   );
   );
   testWidgets(
   testWidgets(
     "GetMaterialApp with title null",
     "GetMaterialApp with title null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
           () => GetMaterialApp(
           () => GetMaterialApp(
                 title: null,
                 title: null,
@@ -35,37 +35,40 @@ void main() {
   );
   );
   testWidgets(
   testWidgets(
     "GetMaterialApp with debugShowMaterialGrid null",
     "GetMaterialApp with debugShowMaterialGrid null",
-    (WidgetTester testr) async {
+    (test) async {
       expect(
       expect(
-          () => GetMaterialApp(
-                debugShowMaterialGrid: null,
-              ),
-          throwsAssertionError);
+        () => GetMaterialApp(
+          debugShowMaterialGrid: null,
+        ),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
   testWidgets(
   testWidgets(
     "GetMaterialApp with showPerformanceOverlay null",
     "GetMaterialApp with showPerformanceOverlay null",
-    (WidgetTester testr) async {
+    (test) async {
       expect(
       expect(
-          () => GetMaterialApp(
-                showPerformanceOverlay: null,
-              ),
-          throwsAssertionError);
+        () => GetMaterialApp(
+          showPerformanceOverlay: null,
+        ),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
   testWidgets(
   testWidgets(
     "GetMaterialApp with showSemanticsDebugger null",
     "GetMaterialApp with showSemanticsDebugger null",
-    (WidgetTester testr) async {
+    (test) async {
       expect(
       expect(
-          () => GetMaterialApp(
-                showSemanticsDebugger: null,
-              ),
-          throwsAssertionError);
+        () => GetMaterialApp(
+          showSemanticsDebugger: null,
+        ),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
   testWidgets(
   testWidgets(
     "GetMaterialApp with debugShowCheckedModeBanner null",
     "GetMaterialApp with debugShowCheckedModeBanner null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
           () => GetMaterialApp(
           () => GetMaterialApp(
                 debugShowCheckedModeBanner: null,
                 debugShowCheckedModeBanner: null,
@@ -76,7 +79,7 @@ void main() {
 
 
   testWidgets(
   testWidgets(
     "GetMaterialApp with checkerboardRasterCacheImages null",
     "GetMaterialApp with checkerboardRasterCacheImages null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
           () => GetMaterialApp(
           () => GetMaterialApp(
                 checkerboardRasterCacheImages: null,
                 checkerboardRasterCacheImages: null,
@@ -87,12 +90,13 @@ void main() {
 
 
   testWidgets(
   testWidgets(
     "GetMaterialApp with checkerboardOffscreenLayers null",
     "GetMaterialApp with checkerboardOffscreenLayers null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
-          () => GetMaterialApp(
-                checkerboardOffscreenLayers: null,
-              ),
-          throwsAssertionError);
+        () => GetMaterialApp(
+          checkerboardOffscreenLayers: null,
+        ),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
 }
 }

@@ -5,37 +5,39 @@ import 'package:get/src/navigation/routes/get_route.dart';
 void main() {
 void main() {
   testWidgets(
   testWidgets(
     'GetPage page null',
     'GetPage page null',
-    (WidgetTester testr) async {
+    (tester) async {
       expect(() => GetPage(page: null, name: null), throwsAssertionError);
       expect(() => GetPage(page: null, name: null), throwsAssertionError);
     },
     },
   );
   );
 
 
   testWidgets(
   testWidgets(
     "GetPage maintainState null",
     "GetPage maintainState null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
-          () => GetPage(page: () => Scaffold(), maintainState: null, name: '/'),
-          throwsAssertionError);
+        () => GetPage(page: () => Scaffold(), maintainState: null, name: '/'),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
 
 
   testWidgets(
   testWidgets(
     "GetPage name null",
     "GetPage name null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
-          () =>
-              GetPage(page: () => Scaffold(), maintainState: null, name: null),
-          throwsAssertionError);
+        () => GetPage(page: () => Scaffold(), maintainState: null, name: null),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
 
 
   testWidgets(
   testWidgets(
     "GetPage fullscreenDialog null",
     "GetPage fullscreenDialog null",
-    (WidgetTester testr) async {
+    (tester) async {
       expect(
       expect(
-          () => GetPage(
-              page: () => Scaffold(), fullscreenDialog: null, name: '/'),
-          throwsAssertionError);
+        () =>
+            GetPage(page: () => Scaffold(), fullscreenDialog: null, name: '/'),
+        throwsAssertionError,
+      );
     },
     },
   );
   );
 }
 }

@@ -3,7 +3,7 @@ import 'package:get/utils.dart';
 
 
 void main() {
 void main() {
   test('Test for toPrecision on Double', () {
   test('Test for toPrecision on Double', () {
-    double testVar = 5.4545454;
+    var testVar = 5.4545454;
     expect(testVar.toPrecision(2), equals(5.45));
     expect(testVar.toPrecision(2), equals(5.45));
   });
   });
 }
 }

@@ -4,7 +4,7 @@ import 'package:get/utils.dart';
 
 
 void main() {
 void main() {
   group('Group test for PaddingX Extension', () {
   group('Group test for PaddingX Extension', () {
-    testWidgets('Test of paddingAll', (WidgetTester tester) async {
+    testWidgets('Test of paddingAll', (tester) async {
       Widget containerTest;
       Widget containerTest;
 
 
       expect(find.byType(Padding), findsNothing);
       expect(find.byType(Padding), findsNothing);
@@ -14,7 +14,7 @@ void main() {
       expect(find.byType(Padding), findsOneWidget);
       expect(find.byType(Padding), findsOneWidget);
     });
     });
 
 
-    testWidgets('Test of paddingOnly', (WidgetTester tester) async {
+    testWidgets('Test of paddingOnly', (tester) async {
       Widget containerTest;
       Widget containerTest;
 
 
       expect(find.byType(Padding), findsNothing);
       expect(find.byType(Padding), findsNothing);
@@ -24,7 +24,7 @@ void main() {
       expect(find.byType(Padding), findsOneWidget);
       expect(find.byType(Padding), findsOneWidget);
     });
     });
 
 
-    testWidgets('Test of paddingSymmetric', (WidgetTester tester) async {
+    testWidgets('Test of paddingSymmetric', (tester) async {
       Widget containerTest;
       Widget containerTest;
 
 
       expect(find.byType(Padding), findsNothing);
       expect(find.byType(Padding), findsNothing);
@@ -34,7 +34,7 @@ void main() {
       expect(find.byType(Padding), findsOneWidget);
       expect(find.byType(Padding), findsOneWidget);
     });
     });
 
 
-    testWidgets('Test of paddingZero', (WidgetTester tester) async {
+    testWidgets('Test of paddingZero', (tester) async {
       Widget containerTest;
       Widget containerTest;
 
 
       expect(find.byType(Padding), findsNothing);
       expect(find.byType(Padding), findsNothing);
@@ -46,7 +46,7 @@ void main() {
   });
   });
 
 
   group('Group test for MarginX Extension', () {
   group('Group test for MarginX Extension', () {
-    testWidgets('Test of marginAll', (WidgetTester tester) async {
+    testWidgets('Test of marginAll', (tester) async {
       Widget containerTest;
       Widget containerTest;
 
 
       await tester.pumpWidget(containerTest.marginAll(16));
       await tester.pumpWidget(containerTest.marginAll(16));
@@ -54,7 +54,7 @@ void main() {
       expect(find.byType(Container), findsOneWidget);
       expect(find.byType(Container), findsOneWidget);
     });
     });
 
 
-    testWidgets('Test of marginOnly', (WidgetTester tester) async {
+    testWidgets('Test of marginOnly', (tester) async {
       Widget containerTest;
       Widget containerTest;
 
 
       await tester.pumpWidget(containerTest.marginOnly(top: 16));
       await tester.pumpWidget(containerTest.marginOnly(top: 16));
@@ -62,7 +62,7 @@ void main() {
       expect(find.byType(Container), findsOneWidget);
       expect(find.byType(Container), findsOneWidget);
     });
     });
 
 
-    testWidgets('Test of marginSymmetric', (WidgetTester tester) async {
+    testWidgets('Test of marginSymmetric', (tester) async {
       Widget containerTest;
       Widget containerTest;
 
 
       await tester.pumpWidget(containerTest.marginSymmetric(vertical: 16));
       await tester.pumpWidget(containerTest.marginSymmetric(vertical: 16));
@@ -70,7 +70,7 @@ void main() {
       expect(find.byType(Container), findsOneWidget);
       expect(find.byType(Container), findsOneWidget);
     });
     });
 
 
-    testWidgets('Test of marginZero', (WidgetTester tester) async {
+    testWidgets('Test of marginZero', (tester) async {
       Widget containerTest;
       Widget containerTest;
 
 
       await tester.pumpWidget(containerTest.marginZero);
       await tester.pumpWidget(containerTest.marginZero);

@@ -56,7 +56,7 @@ class HavingMatcher<T> implements TypeMatcher<T> {
       HavingMatcher(_parent, description, feature, matcher, _functionMatchers);
       HavingMatcher(_parent, description, feature, matcher, _functionMatchers);
 
 
   @override
   @override
-  bool matches(item, Map matchState) {
+  bool matches(dynamic item, Map matchState) {
     for (var matcher in <Matcher>[_parent].followedBy(_functionMatchers)) {
     for (var matcher in <Matcher>[_parent].followedBy(_functionMatchers)) {
       if (!matcher.matches(item, matchState)) {
       if (!matcher.matches(item, matchState)) {
         addStateInfo(matchState, {'matcher': matcher});
         addStateInfo(matchState, {'matcher': matcher});
@@ -68,7 +68,11 @@ class HavingMatcher<T> implements TypeMatcher<T> {
 
 
   @override
   @override
   Description describeMismatch(
   Description describeMismatch(
-      item, Description mismatchDescription, Map matchState, bool verbose) {
+    dynamic item,
+    Description mismatchDescription,
+    Map matchState,
+    bool verbose,
+  ) {
     var matcher = matchState['matcher'] as Matcher;
     var matcher = matchState['matcher'] as Matcher;
     matcher.describeMismatch(
     matcher.describeMismatch(
         item, mismatchDescription, matchState['state'] as Map, verbose);
         item, mismatchDescription, matchState['state'] as Map, verbose);
@@ -101,7 +105,11 @@ class TypeMatcher<T> extends Matcher {
 
 
   @override
   @override
   Description describeMismatch(
   Description describeMismatch(
-      item, Description mismatchDescription, Map matchState, bool verbose) {
+    dynamic item,
+    Description mismatchDescription,
+    Map matchState,
+    bool verbose,
+  ) {
     var name = _stripDynamic(T);
     var name = _stripDynamic(T);
     return mismatchDescription.add("is not an instance of '$name'");
     return mismatchDescription.add("is not an instance of '$name'");
   }
   }