Backbone.Marionette Bubble Event

backbone.marionette.bubble-event.js

(function() {
  'use strict';

  /**
   * Simple event bubbling callback generator.
   * Usage:
   *
   * this.listenTo(view, 'some:event', Marionette.bubbleEvent('some:other:event'));
   *
   * @param  {String} eventName The event name of the event triggered. Can be the
   *                            same as the listened to event, or can be modified
   *                            to fit your needs
   * @return {Function}         The callback function that does the actual event
   *                            bubbling
   */
  Marionette.bubbleEvent = function(eventName) {
    return function() {
      var args = _.toArray(arguments);
      args.unshift(eventName);
      this.trigger.apply(this, args);
    };
  };
})();