This article explains the concept of codemod, outlines typical migration scenarios, details a step‑by‑step AST‑based workflow, and compares popular JavaScript code‑mod libraries such as Recast, jscodeshift, gogocode, and ast‑grep, helping developers choose the right tool for automated code upgrades.
This article describes how to reduce the cost of adding multilingual support to existing React components by using the company's translate‑cli, an international translation platform, and the react‑intl‑universal library, together with a custom CLI built on commander and jscodeshift to automate code migration.
This tutorial walks through using the TypeScript compiler (tsc) together with tscpaths and AST manipulation tools like jscodeshift to resolve path aliases, copy static assets, and convert style imports from SCSS/LESS to CSS when packaging a frontend library for npm distribution.
This article explains how to use codemod tools, especially jscodeshift, to automatically refactor a growing frontend codebase by replacing a monolithic constants package with per‑constant imports, covering the underlying AST concepts, step‑by‑step script creation, and practical CLI usage.
This article explains how to create and run a jscodeshift codemod that transforms imports of a bulky constants package into per‑constant imports, reducing bundle size in large frontend codebases by leveraging AST parsing, AST Explorer, and automated code modifications.
Learn how to use Facebook’s jscodeshift tool to write codemods that automatically rename lifecycle methods in JavaScript components, with step‑by‑step examples, test setup using AVA, and detailed AST traversal logic for precise transformations.
