Prevent errors on body hover. Closes #2974

src/commands/view/SelectComponent.js

@@ -7,7 +7,7 @@ import {
   isTaggableNode,
   getViewEl
 } from 'utils/mixins';
-import { isVisible } from 'utils/dom';
+import { isVisible, isDoc } from 'utils/dom';
 import ToolbarView from 'dom_components/view/ToolbarView';
 import Toolbar from 'dom_components/model/Toolbar';
 
@@ -116,7 +116,7 @@ export default {
     // Get first valid model
     if (!model) {
       let parent = $el.parent();
-      while (!model && parent.length > 0) {
+      while (!model && parent.length && !isDoc(parent[0])) {
         model = parent.data('model');
         parent = parent.parent();
       }
@@ -292,7 +292,7 @@ export default {
 
     if (!model) {
       let parent = $el.parent();
-      while (!model && parent.length > 0) {
+      while (!model && parent.length && !isDoc(parent[0])) {
         model = parent.data('model');
         parent = parent.parent();
       }

src/utils/dom.js

@@ -8,6 +8,8 @@ const KEY_CHILD = 'children';
 export const motionsEv =
   'transitionend oTransitionEnd transitionend webkitTransitionEnd';
 
+export const isDoc = el => el && el.nodeType === 9;
+
 export const isVisible = el => {
   return (
     el && !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length)