Function initialize

src/js/tether.js:778–794

()

Tether.modules.push({
  initialize() {
    const { classes, classPrefix } = this.options;
    this.markers = {};

    ['target', 'element'].forEach((type) => {
      const el = document.createElement('div');
      el.className = getClass(`${type}-marker`, classes, classPrefix);

      const dot = document.createElement('div');
      dot.className = getClass('marker-dot', classes, classPrefix);
      el.appendChild(dot);

      this[type].appendChild(el);

      this.markers[type] = { dot, el };
    });
  },

  destroy() {
    ['target', 'element'].forEach((type) => {