gistfile1.txt

// module.js

module.exports = function() {
    var not = 'shared',
        between = 'objects';

    return {
        an: ['array'],
        some: method() {}
    };
};

// app.js

var mod = require('./module');

var obj1 = mod(),
    obj2 = mod();

obj1.an === obj2.an; // false