# deep-freeze recursively `Object.freeze()` objects [![build status](https://secure.travis-ci.org/substack/deep-freeze.png)](http://travis-ci.org/substack/deep-freeze) # example ``` js var deepFreeze = require('deep-freeze'); deepFreeze(Buffer); Buffer.x = 5; console.log(Buffer.x === undefined); Buffer.prototype.z = 3; console.log(Buffer.prototype.z === undefined); ``` *** ``` $ node example/deep.js true true ``` # methods ``` js var deepFreeze = require('deep-freeze') ``` ## deepFreeze(obj) Call `Object.freeze(obj)` recursively on all unfrozen properties of `obj` that are functions or objects. # license public domain Based in part on the code snippet from [the MDN wiki page on Object.freeze()](https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/Object/freeze), which [is released to the public domain](https://developer.mozilla.org/en-US/docs/Project:Copyrights).