jq.plugin.asynceach.js

(function($, window, undefined) {
	function AsyncEachHandler(arr, it, done) {
		var defs = [];

		$.each(arr, function(i, item) {
			var def = new $.Deferred();
			defs.push(def);

			it(item, function(err) {
				console.log("in here")
				if (err) {
					def.reject();
				}
				def.resolve();
			});
		});
		
		$.when.apply($, defs).done(done);
	}

	$.fn.asyncEach = function(arr, it, done) {
		new AsyncEachHandler(arr, it, done);
		return this;
	}
	$.asyncEach = {version : "0.1"}
})(jQuery, window);

// How to use
$.fn.asyncEach([ 1, 2, 3, 4, 5, 6 ], function(item, callback) {
	console.log("got me items: ", item, callback)
	setTimeout(function() {
		console.log("resolved for: " + item);
		callback();
	}, item * 1000)
}, function() {
	console.log("done all!")
});