fizz module

gistfile1.js

(function(root, module) {
    if (typeof exports == 'object') {
        module.exports = module();
    } else if (typeof define == 'function' && define.amd) {
        define(module);
    } else {
        root.Fizzbuzz = module();
    }
}(this, function () {
    var FIZZ_NUMBER = 3;
    var BUZZ_NUMBER = 5;

    function play(number) {

        if (number.isDivisibleBy(FIZZ_NUMBER)) {
            return "Fizz";
        }
        if (number.isDivisibleBy(BUZZ_NUMBER)) {
            return "Buzz";
        }
        return number;
    };

    return {
        play: play
    };
}();