Enforce code robustness

lib/src/ant_design.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://ant.design/
 class AntDesign {
+  AntDesign._();
   static const IconData stepforward = const FlutterIconData.antDesign(58880);
   static const IconData stepbackward = const FlutterIconData.antDesign(58881);
   static const IconData forward = const FlutterIconData.antDesign(58882);

lib/src/entypo.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// http://entypo.com
 class Entypo {
+  Entypo._();
   static const IconData $500px = const FlutterIconData.entypo(61696);
   static const IconData $500px_with_circle =
       const FlutterIconData.entypo(61697);

lib/src/evil_icons.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// http://evil-icons.io
 class EvilIcons {
+  EvilIcons._();
   static const IconData archive = const FlutterIconData.evilIcons(61696);
   static const IconData arrow_down = const FlutterIconData.evilIcons(61697);
   static const IconData arrow_left = const FlutterIconData.evilIcons(61698);

lib/src/feather.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// http://feathericons.com
 class Feather {
+  Feather._();
   static const IconData activity = const FlutterIconData.feather(59648);
   static const IconData airplay = const FlutterIconData.feather(59649);
   static const IconData alert_circle = const FlutterIconData.feather(59650);

lib/src/font_awesome.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// http://fortawesome.github.io/Font-Awesome/icons/
 class FontAwesome {
+  FontAwesome._();
   static const IconData glass = const FlutterIconData.fontAwesome(61440);
   static const IconData music = const FlutterIconData.fontAwesome(61441);
   static const IconData search = const FlutterIconData.fontAwesome(61442);

lib/src/font_awesome_5.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://fontawesome.com
 class FontAwesome5 {
+  FontAwesome5._();
   static const IconData address_book =
       const FlutterIconData.fontAwesome5(62137);
   static const IconData address_card =

lib/src/font_awesome_5_brands.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://fontawesome.com
 class FontAwesome5Brands {
+  FontAwesome5Brands._();
   static const IconData $500px =
       const FlutterIconData.fontAwesome5Brands(62062);
   static const IconData accessible_icon =

lib/src/font_awesome_5_solid.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://fontawesome.com
 class FontAwesome5Solid {
+  FontAwesome5Solid._();
   static const IconData ad = const FlutterIconData.fontAwesome5Solid(63041);
   static const IconData address_book =
       const FlutterIconData.fontAwesome5Solid(62137);

lib/src/foundation.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// http://zurb.com/playground/foundation-icon-fonts-3
 class Foundation {
+  Foundation._();
   static const IconData address_book = const FlutterIconData.foundation(61696);
   static const IconData alert = const FlutterIconData.foundation(61697);
   static const IconData align_center = const FlutterIconData.foundation(61698);

lib/src/ionicons.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://ionicons.com/
 class Ionicons {
+  Ionicons._();
   static const IconData ios_add = const FlutterIconData.ionicons(61698);
   static const IconData ios_add_circle = const FlutterIconData.ionicons(61697);
   static const IconData ios_add_circle_outline =

lib/src/material_community_icons.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://ionicons.com/
 class MaterialCommunityIcons {
+  MaterialCommunityIcons._();
   static const IconData ab_testing =
       const FlutterIconData.materialCommunityIcons(983068);
   static const IconData access_point =

lib/src/material_icons.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://www.google.com/design/icons/
 class MaterialIcons {
+  MaterialIcons._();
   static const IconData $3d_rotation =
       const FlutterIconData.materialIcons(59469);
   static const IconData ac_unit = const FlutterIconData.materialIcons(60219);

lib/src/octicons.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// http://octicons.github.com
 class Octicons {
+  Octicons._();
   static const IconData alert = const FlutterIconData.octicons(61696);
   static const IconData archive = const FlutterIconData.octicons(61697);
   static const IconData arrow_down = const FlutterIconData.octicons(61698);

lib/src/simple_line_icons.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://simplelineicons.github.io/
 class SimpleLineIcons {
+  SimpleLineIcons._();
   static const IconData user = const FlutterIconData.simpleLineIcons(57349);
   static const IconData people = const FlutterIconData.simpleLineIcons(57345);
   static const IconData user_female =

lib/src/weather_icons.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// https://erikflowers.github.io/weather-icons/
 class WeatherIcons {
+  WeatherIcons._();
   static const IconData wi_day_sunny =
       const FlutterIconData.weatherIcons(61453);
   static const IconData wi_day_cloudy =

lib/src/zocial.dart

@@ -5,6 +5,7 @@ import 'flutter_icon_data.dart';
 ///
 /// http://zocial.smcllns.com/
 class Zocial {
+  Zocial._();
   static const IconData acrobat = const FlutterIconData.zocial(61696);
   static const IconData amazon = const FlutterIconData.zocial(61697);
   static const IconData android = const FlutterIconData.zocial(61698);

pubspec.yaml

@@ -1,6 +1,6 @@
 name: flutter_icons
 description: Customizable Icons for Flutter，you can use with over 3K+ icons in your flutter project
-version: 1.0.0
+version: 1.0.0 + 1
 author: flutter-studio<2534290808@qq.com>
 homepage: https://github.com/flutter-studio/flutter-icons.git