js 抽象语法树

http://jluyeyu.com/javascript/抽象语法树初识/
https://blog.csdn.net/PGD_607/article/details/106589521
https://xie.infoq.cn/article/8ff4cd8cf4075cf9c68aa3bcd
https://cheogo.github.io/learn-javascript/
https://www.cnblogs.com/goloving/p/14078228.html