$.fn.moveClassToParent.js

/**
 * Move element's class to parent element
 * Usage example:
 * $element.moveClassToParent('select-container');
 */

(function ($) {
  "use strict";

  // Create the defaults once
  var pluginName = "moveClassToParent",
    pluginObject = this;

  // The actual plugin constructor
  function Plugin(element) {
    pluginObject = this;
    /**
     * The element the plugin was initiated on
     * @type {jQuery}
     */
    pluginObject.$wrapper = $(element);
  }
  
  function setOptions(options) {
    pluginObject.options = options;
  }

  function moveSingleClass() {
    var className = pluginObject.options;

    if (pluginObject.$wrapper.hasClass(className)) {
      pluginObject.$wrapper.parent().addClass(className);
      pluginObject.$wrapper.removeClass(className);
    }
  }

  $.fn[pluginName] = function (options) {
    return this.each(function () {

      if (!$.data(this, "plugin_" + pluginName)) {
        $.data(this, "plugin_" + pluginName, new Plugin(this));
      }
      
      setOptions(options);
      moveSingleClass();
    });
  };

}(jQuery));