[platform/framework/web/crosswalk-tizen.git] /

'use strict';

var isArray = Array.isArray, forEach = Array.prototype.forEach
  , push = Array.prototype.push;

module.exports = function flatten() {
        var r = [];
        forEach.call(this, function (x) {
                push.apply(r, isArray(x) ? flatten.call(x) : [x]);
        });
        return r;
};