A typescript version of the Tiny Pub/Sub written by @cowboy here: https://gist.github.com/cowboy/661855

README.md

this gist assumes you have a typescript project and jquery types installed

EventUtil.ts

export class EventUtil
{
  private static observable = $({});

  /**
   * Subscribe to an event
   */
  public static subscribe = function(...args){
    EventUtil.observable.on.apply(EventUtil.observable, args);
  };

  /**
   * unsubscribe to an event
   */
  public static unsubscribe = function(...args){
    EventUtil.observable.off.apply(EventUtil.observable, args);
  };

  /**
   * publish an event
   */
  public static publish = function(...args){
    EventUtil.observable.trigger.apply( EventUtil.observable, args);
  };
}

sample-usage.ts

EventUtil.subscribe("custom-event", (e, data) => console.log(data));

EventUtil.publish("custom-event", "hi there");
// prints "hi there"