src/main/webapp/front/modules/tinymce/tinymce/plugins/toc/plugin.js

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/**
 * Copyright (c) Tiny Technologies, Inc. All rights reserved.
 * Licensed under the LGPL or a commercial license.
 * For LGPL see License.txt in the project root for license information.
 * For commercial licenses see https://www.tiny.cloud/
 *
 * Version: 5.2.0 (2020-02-13)
 */
(function () {
    'use strict';

    var global = tinymce.util.Tools.resolve('tinymce.PluginManager');

    var global$1 = tinymce.util.Tools.resolve('tinymce.dom.DOMUtils');

    var global$2 = tinymce.util.Tools.resolve('tinymce.util.I18n');

    var global$3 = tinymce.util.Tools.resolve('tinymce.util.Tools');

    var getTocClass = function (editor) {
      return editor.getParam('toc_class', 'mce-toc');
    };
    var getTocHeader = function (editor) {
      var tagName = editor.getParam('toc_header', 'h2');
      return /^h[1-6]$/.test(tagName) ? tagName : 'h2';
    };
    var getTocDepth = function (editor) {
      var depth = parseInt(editor.getParam('toc_depth', '3'), 10);
      return depth >= 1 && depth <= 9 ? depth : 3;
    };
    var Settings = {
      getTocClass: getTocClass,
      getTocHeader: getTocHeader,
      getTocDepth: getTocDepth
    };

    var create = function (prefix) {
      var counter = 0;
      return function () {
        var guid = new Date().getTime().toString(32);
        return prefix + guid + (counter++).toString(32);
      };
    };
    var Guid = { create: create };

    var tocId = Guid.create('mcetoc_');
    var generateSelector = function generateSelector(depth) {
      var i;
      var selector = [];
      for (i = 1; i <= depth; i++) {
        selector.push('h' + i);
      }
      return selector.join(',');
    };
    var hasHeaders = function (editor) {
      return readHeaders(editor).length > 0;
    };
    var readHeaders = function (editor) {
      var tocClass = Settings.getTocClass(editor);
      var headerTag = Settings.getTocHeader(editor);