EcmaScript 6 Generator Sample

// ES5
$.get("/aj1", function(data1){
	$.get("/aj2?arg=" + data1, function(data2){
		console.log(data2);
	});
});

//ES6
function async(genertorFactory) {
	var generator = genertorFactory.apply(this, arguments);
	var handleResult = function(result) {
		if(result.done) return result.value;
			return result.value.then(function(nextResult) {
				return handleResult(generator.next(nextResult));
			}, function(error) {
				generator.throw(error);
    		})
  	};
	return handleResult(generator.next());
}

async(function* main(){
	var data1 = yield $.get("/aj1");
	var data2 = yield $.get("/aj2?arg=" + data1); 
	console.log(data2);
});