From 8f1765eef9d25d560ef3a038c4e79fd65b3e74c6 Mon Sep 17 00:00:00 2001
From: Anthony Whitford <anthony@whitford.com>
Date: Sun, 11 Oct 2020 12:54:29 -0700
Subject: [PATCH] Ensured that the timer has been canceled. Resolves #98.

---
 lib/src/fade.dart | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/src/fade.dart b/lib/src/fade.dart
index e7b4d85..f47f023 100644
--- a/lib/src/fade.dart
+++ b/lib/src/fade.dart
@@ -140,6 +140,7 @@ class _FadeTextState extends State<FadeAnimatedTextKit>
 
   @override
   void dispose() {
+    _timer?.cancel();
     _controller?.stop();
     _controller?.dispose();
     super.dispose();
@@ -228,6 +229,7 @@ class _FadeTextState extends State<FadeAnimatedTextKit>
   void _animationEndCallback(state) {
     if (state == AnimationStatus.completed) {
       _isCurrentlyPausing = true;
+      assert(null == _timer || !_timer.isActive);
       _timer = Timer(_texts[_index]['pause'], _nextAnimation);
     }
   }
@@ -247,6 +249,7 @@ class _FadeTextState extends State<FadeAnimatedTextKit>
 
         _setPause();
 
+        assert(null == _timer || !_timer.isActive);
         _timer =
             Timer(Duration(milliseconds: max(pause, left)), _nextAnimation);
       }