Can I use this for TypeScript migration?

Absolutely. The skill includes patterns for converting JavaScript components and props to type-safe TypeScript interfaces and generic components.

How does it handle complex lifecycle methods during migration?

It provides a mapping system to translate legacy methods like componentDidMount, componentDidUpdate, and componentWillUnmount into the appropriate useEffect hook configurations.

Does it automate the refactoring process?

The skill provides guidance and shell scripts to run jscodeshift codemods, enabling automated, large-scale transformations across your entire src directory.

Does this skill handle React 18's breaking changes?

Yes, it provides specific implementation patterns for the New Root API, automatic batching, and handling Strict Mode changes during upgrades.

React Modernization & Migration

Name: React Modernization & Migration
Author: amurata

byamurata

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開発者ツール

Refactors legacy React codebases to modern standards, including Hooks, React 18 concurrent features, and TypeScript integration.

概要

This skill empowers Claude to systematically modernize React applications by automating the transition from legacy class-based components to functional components with hooks, upgrading version-specific dependencies, and implementing React 18 features like automatic batching and concurrent rendering. It provides a structured framework for applying codemods, optimizing performance through memoization, and ensuring type safety with TypeScript, making it an essential tool for developers maintaining aging frontend architectures or seeking to leverage the latest React ecosystem improvements.

主な機能

Automated Class-to-Hooks conversion patterns
React 18 upgrade support (New Root API, Transitions, Suspense)
3 GitHub stars
TypeScript migration strategies for existing JS components
Performance optimization using useMemo, useCallback, and React.memo
Refactoring via jscodeshift codemods and custom transforms

ユースケース

Upgrading a legacy React 16 enterprise application to the latest stable React 18 version
Refactoring complex lifecycle-heavy class components into cleaner, testable functional components
Implementing concurrent rendering to improve UI responsiveness in data-intensive dashboards

概要

主な機能

Automated Class-to-Hooks conversion patterns
React 18 upgrade support (New Root API, Transitions, Suspense)
3 GitHub stars
TypeScript migration strategies for existing JS components
Performance optimization using useMemo, useCallback, and React.memo
Refactoring via jscodeshift codemods and custom transforms

ユースケース

Upgrading a legacy React 16 enterprise application to the latest stable React 18 version
Refactoring complex lifecycle-heavy class components into cleaner, testable functional components
Implementing concurrent rendering to improve UI responsiveness in data-intensive dashboards