-function register(editor, url) {
- editor.addCommand('InsertHorizontalRule', function () {
- let hrElem = document.createElement('hr');
- let cNode = editor.selection.getNode();
- let parentNode = cNode.parentNode;
+function register(editor) {
+ editor.addCommand('InsertHorizontalRule', () => {
+ const hrElem = document.createElement('hr');
+ const cNode = editor.selection.getNode();
+ const {parentNode} = cNode;