a simple pub/sub class for node with support for scopes

example.js

var scopedVenter = require("./Venter").get("my_scope");

//trigger an event
scopedVenter.emit("something:happened", {"message": "hello"});

//listen to event
scopedVenter.on("something:happened", function(data){
   
   console.log(data.message);
});

Venter.js

/**
 * 
 *  !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 *  !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 * 
 *          SEE MY venter NPM PACKAGE - https://www.npmjs.org/package/venter
 *          OR REPOSITORY ON GITHUB -  	https://github.com/yoavniran/node-venter
 *  
 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 *  !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 */
 

var util = require("util"),
    events = require("events");

var Venter = function (scope) {
    events.EventEmitter.call(this);
    this.scope = scope;
};

util.inherits(Venter, events.EventEmitter);  //inherit Event Emitter methods

var VenterRegister = (function () {

    var venters = {};

    return function (scope) {

        var venter = venters[scope];

        if (venter) {
            return venter;
        }

        venter = new Venter(scope);

        venters[scope] = venter;

        return venter;
    };
})();

module.exports.create = Venter; //create a venter on its own
module.exports.get = VenterRegister; //get(create) a venter in a specific scope