Guard against parentNode being undefined when calling toggleEve… (#2295)

Guard against parentNode being undefined when calling toggleEvents
7 years ago · 56657e7434
1 changed files with 2 additions and 1 deletions
--- a/src/dom_components/view/ComponentTextView.js
+++ b/src/dom_components/view/ComponentTextView.js
@ -161,8 +161,9 @@ export default ComponentView.extend({

      while (el) {
        el.draggable = enable ? !1 : !0;
+        // Note: el.parentNode is sometimes null here
        el = el.parentNode;
-        el.tagName == 'BODY' && (el = 0);
+        el && el.tagName == 'BODY' && (el = 0);
      }
    }
  }