（node）Warning: Accessing non-existent property ‘xxx’ of module exports inside circular depen
报错如下：
(node:18216) Warning: Accessing non-existent property 'column' of module exports inside circular depen
(node:18216) Warning: Accessing non-existent property 'filename' of module exports inside circular dep
(node:18216) Warning: Accessing non-existent property 'lineno' of module exports inside circular depen
(node:18216) Warning: Accessing non-existent property 'column' of module exports inside circular depen
(node:18216) Warning: Accessing non-existent property 'filename' of module exports inside circular dep
解决办法：
好像是stylus的问题，说node版本太高，要降低版本，于是我继续查找资料，在Github上找到了这个答案
https://github.com/stylus/stylus/pull/2538/commits/16e2a6c6f96f80b0d700411879f1c13991a0a1a5
找到下面的文件：
node_modules\stylus\lib\nodes\index.js
在index.js文件中加上以下代码，成功解决~
exports.lineno = null;
exports.column = null;
exports.filename = null;