版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/barman/0.4.2/barman.js
- https://cdn.bootcdn.net/ajax/libs/barman/0.4.2/barman.min.js
- https://cdn.bootcdn.net/ajax/libs/barman/0.4.2/barman.min.js.map
A small library to brew JavaScript objects.