In this article, we are going to take a look at a tool called ‘AST Finder’ which will significantly improve the developer experience for writing codemods. This is a continuation post for AST Builder which is a tool to generate AST nodes automatically from source code. If you want to know more about codemods, their building blocks and how they work, please check out this detailed post about codemods. What? AST Finder is actually a playground for finding AST nodes using source code.

In this article, we are going to take a look at a tool called ‘AST Builder’ which will significantly improve the developer experience for writing codemods. Codemod is a tool/library to assist you with large-scale codebase refactors that can be partially automated but still require human oversight and occasional intervention. Codemod was developed at Facebook and released as open source. If you want to know more about codemods, their building blocks and how they work, please check out this detailed post about codemods.