Fixed bug where elem isn't an element fixes cferdinandi#252

Author: Ferry Kobus

dist/js/smooth-scroll.js

@@ -1,5 +1,5 @@
 /*!
- * smooth-scroll v9.1.2: Animate scrolling to anchor links
+ * smooth-scroll v9.1.3: Animate scrolling to anchor links
  * (c) 2016 Chris Ferdinandi
  * MIT License
  * http://github.com/cferdinandi/smooth-scroll
@@ -122,7 +122,7 @@
 		}
 
 		// Get closest match
-		for ( ; elem && elem !== document; elem = elem.parentNode ) {
+		for ( ; elem && elem !== document && elem.nodeType === 1; elem = elem.parentNode ) {
 
 			// If selector is a class
 			if ( firstChar === '.' ) {

dist/js/smooth-scroll.min.js

@@ -1,6 +1,6 @@
 {
 	"name": "smooth-scroll",
-	"version": "9.1.2",
+	"version": "9.1.3",
 	"description": "Animate scrolling to anchor links",
 	"main": "./dist/js/smooth-scroll.min.js",
 	"author": {

package.json

@@ -115,7 +115,7 @@
 		}
 
 		// Get closest match
-		for ( ; elem && elem !== document; elem = elem.parentNode ) {
+		for ( ; elem && elem !== document && elem.nodeType === 1; elem = elem.parentNode ) {
 
 			// If selector is a class
 			if ( firstChar === '.' ) {