✨ Import text-editor code into the repository

frontend/text-editor/editor/content/dom/LineBreak.js

@@ -0,0 +1,28 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * Copyright (c) KALEIDOS INC
+ */
+
+export const TAG = "BR";
+
+/**
+ * Creates a new line break.
+ *
+ * @returns {HTMLBRElement}
+ */
+export function createLineBreak() {
+  return document.createElement(TAG);
+}
+
+/**
+ * Returns true if the passed node is a line break.
+ *
+ * @param {Node} node
+ * @returns {boolean}
+ */
+export function isLineBreak(node) {
+  return node && node.nodeType === Node.ELEMENT_NODE && node.nodeName === TAG;
+}