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面试官: 你了解过Babel吗？写过Babel插件吗? 答: 没有。卒

 6 years ago
source link: https://juejin.im/post/5a9315e46fb9a0633a711f25
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也就前两天，面试大厂，其中更有那么一个问题: 你了解过Babel吗？ 了解过抽象语法树，又称AST，有学习过，也写过一个基于AST的乞丐版模板引擎，先是词法解析token，然后生产抽象语法树，然后更改抽象语法树，当然这是插件做的事情，最后根据新的AST生

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