modified Evento - v1.0.0

evento.js

/*!
 * modified Evento - v1.0.0
 * by Erik Royall <erikroyalL@hotmail.com> (http://erikroyall.github.io)
 * Dual licensed under MIT and GPL
 * gist.github.com/erikroyall/6618740
 * gist.github.com/englishextra/3a959e4da0fcc268b140
 * removed Array.prototype.indexOf shim
 * removed Helio stuff which seems to be added
 * for some other library, and works without Helio
 * jsbin.com/jilevi/edit?html,js,output
 * jsfiddle.net/englishextra/hLxyvmcm/
 * changed this or window to self as argument
 * added if("undefined"==typeof window||!("document"in window))
 * {return console.log("window is undefined or document is not in window"),!1;}
 * evento.add(window,"load",function(){});
 */
var evento = (function () {
	if ("undefined" == typeof window || !("document" in window)) {
		return console.log("window is undefined or document is not in window"),
		!1;
	}
	var win = window,
	doc = win.document,
	_handlers = {},
	addEvent,
	removeEvent,
	triggerEvent;
	addEvent = (function () {
		if (typeof doc.addEventListener === "function") {
			return function (el, evt, fn) {
				el.addEventListener(evt, fn, false);
				_handlers[el] = _handlers[el] || {};
				_handlers[el][evt] = _handlers[el][evt] || [];
				_handlers[el][evt].push(fn);
			};
		} else if (typeof doc.attachEvent === "function") {
			return function (el, evt, fn) {
				el.attachEvent(evt, fn);
				_handlers[el] = _handlers[el] || {};
				_handlers[el][evt] = _handlers[el][evt] || [];
				_handlers[el][evt].push(fn);
			};
		} else {
			return function (el, evt, fn) {
				el["on" + evt] = fn;
				_handlers[el] = _handlers[el] || {};
				_handlers[el][evt] = _handlers[el][evt] || [];
				_handlers[el][evt].push(fn);
			};
		}
	}
		());
	// removeEvent
	removeEvent = (function () {
		if (typeof doc.removeEventListener === "function") {
			return function (el, evt, fn) {
				el.removeEventListener(evt, fn, false);
				/* Helio.each(_handlers[el][evt], function (fun) {
				if (fun === fn) {
				_handlers[el] = _handlers[el] || {};
				_handlers[el][evt] = _handlers[el][evt] || [];
				_handlers[el][evt][_handlers[el][evt].indexOf(fun)] = undefined;
				}
				}); */
			};
		} else if (typeof doc.detachEvent === "function") {
			return function (el, evt, fn) {
				el.detachEvent(evt, fn);
				/*  Helio.each(_handlers[el][evt], function (fun) {
				if (fun === fn) {
				_handlers[el] = _handlers[el] || {};
				_handlers[el][evt] = _handlers[el][evt] || [];
				_handlers[el][evt][_handlers[el][evt].indexOf(fun)] = undefined;
				}
				}); */
			};
		} else {
			return function (el, evt, fn) {
				el["on" + evt] = undefined;
				/* Helio.each(_handlers[el][evt], function (fun) {
				if (fun === fn) {
				_handlers[el] = _handlers[el] || {};
				_handlers[el][evt] = _handlers[el][evt] || [];
				_handlers[el][evt][_handlers[el][evt].indexOf(fun)] = undefined;
				}
				}); */
			};
		}
	}
		());
	// triggerEvent
	triggerEvent = function (el, evt) {
		_handlers[el] = _handlers[el] || {};
		_handlers[el][evt] = _handlers[el][evt] || [];
		for (var _i = 0, _l = _handlers[el][evt].length; _i < _l; _i += 1) {
			_handlers[el][evt][_i]();
		}
	};
	return {
		add : addEvent,
		remove : removeEvent,
		trigger : triggerEvent,
		_handlers : _handlers
	};
}
	());
var sayhello = function () {
	/* window.removeEventListener("click", sayhello); */
	evento.remove(window, "click", sayhello);
	alert(1);
};
evento.add(window, "click", sayhello);
/*!
 * modified Evento - v1.0.0
 * by Erik Royall <erikroyalL@hotmail.com> (http://erikroyall.github.io)
 * Dual licensed under MIT and GPL
 * gist.github.com/erikroyall/6618740
 * gist.github.com/englishextra/3a959e4da0fcc268b140
 * removed Array.prototype.indexOf shim
 * removed Helio stuff which seems to be added
 * for some other library, and works without Helio
 * jsbin.com/jilevi/edit?html,js,output
 * jsfiddle.net/englishextra/hLxyvmcm/
 * changed this or window to self as argument
 * added if("undefined"==typeof window||!("document"in window))
 * {return console.log("window is undefined or document is not in window"),!1;}
 * evento.add(window,"load",function(){});
 * closure-compiler.appspot.com/code/jsca0a9f805d1eb1167be5c7a15934d4085/default.js
 */
var evento=function(){if("undefined"==typeof window||!("document"in window))return console.log("window is undefined or document is not in window"),!1;var e=window.document,b={},f,g;f=function(){return"function"===typeof e.addEventListener?function(a,c,d){a.addEventListener(c,d,!1);b[a]=b[a]||{};b[a][c]=b[a][c]||[];b[a][c].push(d)}:"function"===typeof e.attachEvent?function(a,c,d){a.attachEvent(c,d);b[a]=b[a]||{};b[a][c]=b[a][c]||[];b[a][c].push(d)}:function(a,c,d){a["on"+c]=d;b[a]=b[a]||{};b[a][c]=b[a][c]||[];b[a][c].push(d)}}();g=function(){return"function"===typeof e.removeEventListener?function(a,c,b){a.removeEventListener(c,b,!1)}:"function"===typeof e.detachEvent?function(a,c,b){a.detachEvent(c,b)}:function(a,b,d){a["on"+b]=void 0}}();return{add:f,remove:g,trigger:function(a,c){b[a]=b[a]||{};b[a][c]=b[a][c]||[];for(var d=0,e=b[a][c].length;d<e;d+=1)b[a][c][d]()},_handlers:b}}();