From a81774984dd0808e601f567ffb808c65aeedfcb4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Wiktor=20O=C5=BCga?= <wozga@grupawp.pl>
Date: Thu, 15 Sep 2016 09:01:28 +0200
Subject: [PATCH 1/2] Fixes #1

---
 src/index.jsx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/index.jsx b/src/index.jsx
index da05722..e9b3ca2 100644
--- a/src/index.jsx
+++ b/src/index.jsx
@@ -11,7 +11,7 @@ class CircularProgressbar extends React.Component {
 
   componentDidMount() {
     if (this.props.initialAnimation) {
-      setTimeout(() => {
+      this.initialTimeout = setTimeout(() => {
         window.requestAnimationFrame(() => {
           this.setState({
             percentage: this.props.percentage,
@@ -27,6 +27,10 @@ class CircularProgressbar extends React.Component {
     });
   }
 
+  componentWillUnmount() {
+    clearTimeout(this.initialTimeout);
+  }
+
   render() {
     const radius = (50 - this.props.strokeWidth / 2);
     const pathDescription = `

From 5c74157d817e77f1010864df8748ced69da5beb0 Mon Sep 17 00:00:00 2001
From: Kevin Qi <iqnivek@gmail.com>
Date: Tue, 8 Nov 2016 11:24:33 -0500
Subject: [PATCH 2/2] Fix issue where window.requestAnimationFrame callback can
 still be invoked after component is unmounted, causing an error

---
 src/index.jsx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/index.jsx b/src/index.jsx
index e9b3ca2..5588408 100644
--- a/src/index.jsx
+++ b/src/index.jsx
@@ -12,7 +12,7 @@ class CircularProgressbar extends React.Component {
   componentDidMount() {
     if (this.props.initialAnimation) {
       this.initialTimeout = setTimeout(() => {
-        window.requestAnimationFrame(() => {
+        this.requestAnimationFrame = window.requestAnimationFrame(() => {
           this.setState({
             percentage: this.props.percentage,
           });
@@ -29,6 +29,7 @@ class CircularProgressbar extends React.Component {
 
   componentWillUnmount() {
     clearTimeout(this.initialTimeout);
+    window.cancelAnimationFrame(this.requestAnimationFrame);
   }
 
   render() {