fix: wrapped removeChild call in clearRuler in conditional to ensur…

…e we don't get NotFoundError thrown if ruler DOM element was already removed. (#8)
datchley · May 31, 2017 · 1cccba0 · 1cccba0
1 parent 71f3ad0
commit 1cccba0
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/index.js b/src/index.js
@@ -102,7 +102,9 @@ class ScaleText extends Component {
   }
 
   clearRuler() {
-    document.body.removeChild(this.ruler);
+    if (this.ruler) {
+      document.body.removeChild(this.ruler);
+    }
     this.ruler = null;
   }