From ff18f61764900204ddf1f8ccbdb2db74af2ba1d1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cecilia=20Garc=C3=ADa?= <cecigarcia2202@gmail.com>
Date: Fri, 15 Jun 2018 12:47:48 +0200
Subject: [PATCH] fix: Prevent component from being updated after it gets
 unmounted (#49)

Prevents container dimensions from being updated after it gets unmounted

Fixes #48
---
 src/index.js | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/index.js b/src/index.js
index 6e60f82..26dfcfd 100644
--- a/src/index.js
+++ b/src/index.js
@@ -30,19 +30,23 @@ export default class ContainerDimensions extends Component {
       callOnAdd: false
     })
     this.elementResizeDetector.listenTo(this.parentNode, this.onResize)
+    this.componentIsMounted = true
     this.onResize()
   }
 
   componentWillUnmount() {
+    this.componentIsMounted = false
     this.elementResizeDetector.uninstall(this.parentNode)
   }
 
   onResize() {
     const clientRect = ContainerDimensions.getDomNodeDimensions(this.parentNode)
-    this.setState({
-      initiated: true,
-      ...clientRect
-    })
+    if (this.componentIsMounted) {
+      this.setState({
+        initiated: true,
+        ...clientRect
+      })
+    }
   }
 
   render() {