Migrate to null safety (alternative pull request)

CHANGELOG.md

@@ -1,3 +1,7 @@
+## [2.0.0]
+
+- Migrated to null safety
+
 ## [1.2.0]
 
 - Changed blob generator logic

example/lib/common/app_shell.dart

@@ -2,8 +2,8 @@ import 'package:flutter/material.dart';
 
 class AppShell extends StatelessWidget {
   final String title;
-  final Widget child;
-  const AppShell({Key key, this.title, this.child}) : super(key: key);
+  final Widget? child;
+  const AppShell({Key? key, required this.title, this.child}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/common/button.dart

@@ -2,8 +2,8 @@ import 'package:flutter/material.dart';
 
 class Button extends StatelessWidget {
   final String label;
-  final Function onTap;
-  const Button(this.label, {Key key, this.onTap}) : super(key: key);
+  final VoidCallback? onTap;
+  const Button(this.label, {Key? key, this.onTap}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animated/animated_basic.dart

@@ -5,7 +5,7 @@ import '../../common/app_shell.dart';
 import '../../common/button.dart';
 
 class AnimatedBasicExample extends StatelessWidget {
-  const AnimatedBasicExample({Key key}) : super(key: key);
+  const AnimatedBasicExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animated/animated_child.dart

@@ -4,7 +4,7 @@ import '../../common/app_shell.dart';
 import '../../common/button.dart';
 
 class AnimatedChildExample extends StatelessWidget {
-  const AnimatedChildExample({Key key}) : super(key: key);
+  const AnimatedChildExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animated/animated_color.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class AnimatedColorExample extends StatelessWidget {
-  const AnimatedColorExample({Key key}) : super(key: key);
+  const AnimatedColorExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animated/animated_debug.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class AnimatedDebugExample extends StatelessWidget {
-  const AnimatedDebugExample({Key key}) : super(key: key);
+  const AnimatedDebugExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animated/animated_gradient.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class AnimatedGradientExample extends StatelessWidget {
-  const AnimatedGradientExample({Key key}) : super(key: key);
+  const AnimatedGradientExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animated/animated_hash.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class AnimatedHashExample extends StatelessWidget {
-  const AnimatedHashExample({Key key}) : super(key: key);
+  const AnimatedHashExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animated/animated_multiple_hash.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class AnimatedMultipleHashExample extends StatefulWidget {
-  const AnimatedMultipleHashExample({Key key}) : super(key: key);
+  const AnimatedMultipleHashExample({Key? key}) : super(key: key);
 
   @override
   _AnimatedMultipleHashExampleState createState() =>
@@ -12,7 +12,7 @@ class AnimatedMultipleHashExample extends StatefulWidget {
 
 class _AnimatedMultipleHashExampleState
     extends State<AnimatedMultipleHashExample> {
-  Color clr;
+  Color? clr;
   @override
   Widget build(BuildContext context) {
     BlobController blobCtrl = BlobController();

example/lib/examples/animated/animated_stroke.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class AnimatedStrokeExample extends StatelessWidget {
-  const AnimatedStrokeExample({Key key}) : super(key: key);
+  const AnimatedStrokeExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/animated/annimated_loop.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class AnimatedLoopExample extends StatelessWidget {
-  const AnimatedLoopExample({Key key}) : super(key: key);
+  const AnimatedLoopExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/examples.dart

@@ -24,7 +24,7 @@ import 'inspirations/frame.dart';
 import 'inspirations/bottomclip.dart';
 
 class Examples extends StatelessWidget {
-  const Examples({Key key}) : super(key: key);
+  const Examples({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/inspirations/bottomclip.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class BottomClipInspirationExample extends StatelessWidget {
-  const BottomClipInspirationExample({Key key}) : super(key: key);
+  const BottomClipInspirationExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -52,7 +52,7 @@ class MyClipper extends CustomClipper<Path> {
 
     var sqPath = Path()
       ..addRect(Rect.fromLTWH(0, 0, size.width, size.height / 2));
-    var blobPath = connectPoints(blobData.curves);
+    var blobPath = connectPoints(blobData.curves!);
 
     return Path.combine(PathOperation.union, blobPath, sqPath);
   }

example/lib/examples/inspirations/frame.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class FrameInspirationExample extends StatelessWidget {
-  const FrameInspirationExample({Key key}) : super(key: key);
+  const FrameInspirationExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/inspirations/rotate.dart

@@ -4,7 +4,7 @@ import 'package:flutter/material.dart';
 import '../../common/app_shell.dart';
 
 class RotateInpirationExample extends StatefulWidget {
-  const RotateInpirationExample({Key key}) : super(key: key);
+  const RotateInpirationExample({Key? key}) : super(key: key);
 
   @override
   _RotateInpirationExampleState createState() =>
@@ -13,8 +13,8 @@ class RotateInpirationExample extends StatefulWidget {
 
 class _RotateInpirationExampleState extends State<RotateInpirationExample>
     with SingleTickerProviderStateMixin {
-  AnimationController _animationController;
-  Animation animation;
+  late AnimationController _animationController;
+  late Animation animation;
 
   @override
   void initState() {

example/lib/examples/static/static_basic.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class StaticBasicExample extends StatelessWidget {
-  const StaticBasicExample({Key key}) : super(key: key);
+  const StaticBasicExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/static/static_child.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class StaticChildExample extends StatelessWidget {
-  const StaticChildExample({Key key}) : super(key: key);
+  const StaticChildExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/static/static_clipper.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class StaticClipperExample extends StatefulWidget {
-  const StaticClipperExample({Key key}) : super(key: key);
+  const StaticClipperExample({Key? key}) : super(key: key);
 
   @override
   _StaticClipperExampleState createState() => _StaticClipperExampleState();

example/lib/examples/static/static_color.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class StaticColorExample extends StatelessWidget {
-  const StaticColorExample({Key key}) : super(key: key);
+  const StaticColorExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/static/static_debug.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class StaticDebugExample extends StatelessWidget {
-  const StaticDebugExample({Key key}) : super(key: key);
+  const StaticDebugExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/static/static_gradient.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class StaticGradientExample extends StatelessWidget {
-  const StaticGradientExample({Key key}) : super(key: key);
+  const StaticGradientExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/static/static_hash.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class StaticHashExample extends StatelessWidget {
-  const StaticHashExample({Key key}) : super(key: key);
+  const StaticHashExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/static/static_multiple_hash.dart

@@ -4,7 +4,7 @@ import '../../common/button.dart';
 import 'package:flutter/material.dart';
 
 class StaticMultipleHashExample extends StatelessWidget {
-  const StaticMultipleHashExample({Key key}) : super(key: key);
+  const StaticMultipleHashExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/examples/static/static_stroke.dart

@@ -3,7 +3,7 @@ import '../../common/app_shell.dart';
 import 'package:flutter/material.dart';
 
 class StaticStrokeExample extends StatelessWidget {
-  const StaticStrokeExample({Key key}) : super(key: key);
+  const StaticStrokeExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

example/lib/main.dart

@@ -26,7 +26,7 @@ class MyApp extends StatelessWidget {
 }
 
 class BasicExample extends StatelessWidget {
-  const BasicExample({Key key}) : super(key: key);
+  const BasicExample({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {