More super initializers

Author: gskinner

lib/src/effects/custom_effect.dart

@@ -23,12 +23,12 @@ import '../../flutter_animate.dart';
 @immutable
 class CustomEffect extends Effect<double> {
   const CustomEffect({
-    required this.builder,
-    Duration? delay,
-    Duration? duration,
-    Curve? curve,
+    super.delay,
+    super.duration,
+    super.curve,
     double? begin,
     double? end,
+    required this.builder,
   }) : super(
           begin: begin ?? 0.0, // Should this use "smart" defaults?
           end: end ?? 1.0,

lib/src/effects/toggle_effect.dart

@@ -22,13 +22,11 @@ import '../../flutter_animate.dart';
 @immutable
 class ToggleEffect extends Effect<void> {
   const ToggleEffect({
-    Duration? delay,
-    Duration? duration,
+    super.delay,
+    super.duration,
+    super.curve,
     required this.builder,
-  }) : super(
-          delay: delay,
-          duration: duration,
-        );
+  });
 
   final ToggleEffectBuilder builder;
 

lib/src/effects/visibility_effect.dart

@@ -15,14 +15,13 @@ class VisibilityEffect extends Effect<bool> {
   static const bool defaultMaintain = true;
 
   const VisibilityEffect({
-    Duration? delay,
-    Duration? duration,
+    super.delay,
+    super.duration,
+    super.curve,
     bool? end,
     bool? maintain,
   })  : maintain = maintain ?? defaultMaintain,
         super(
-          delay: delay,
-          duration: duration,
           begin: !(end ?? neutralValue),
           end: end ?? neutralValue,
         );