async loop for array in js

asyncLoop.js

function asyncLoop(array, func, callback) {
    var iterations = array.length;
    var index = 0;
    var done = false;
    var loop = {
        next: function() {
            if (done) {
                return;
            }

            if (index < iterations) {
                index++;
                func(loop, array[index-1],array);

            } else {
                done = true;
                callback();
            }
        },

        iteration: function() {
            return index - 1;
        },

        break: function() {
            done = true;
            callback();
        }
    };
    loop.next();
    return loop;
};

var test = [1,2,3,4,5,6,7,8];

asyncLoop(test, function(loop, element, arreglo){
	console.log('elemento '+element);
	loop.next();
},function(){
	console.log('Fin');
});