# verify

> Claude/Codex skill by [@facebook](https://omgskills.com/library/facebook/index.md) · 248k stars · Updated 2026-08-28

Use when you want to validate changes before committing, or when you need to check all React contribution requirements.

Tags: declarative, frontend, javascript, library, react, ui

## Install

```sh
git clone https://github.com/react/react /tmp/react && ln -s /tmp/react/.claude/skills/verify ~/.claude/skills/verify
```

## From README

Verification Run all verification steps. Arguments: $ARGUMENTS: Test pattern for the test step Instructions Run these first in sequence: Run yarn prettier - format code (stop if fails) Run yarn linc - lint changed files (stop if fails) Then run these with subagents in parallel: Use /flow to type check (stop if fails) Use /test to test changes in source (stop if fails) Use /test www to test changes in www (stop if fails) If all pass, show success summary. On failure, stop immediately and report the issue with suggested fixes.

## Links

- HTML page: https://omgskills.com/skills/facebook/react/verify/
- GitHub: https://github.com/facebook/react
- Author: [@facebook](https://omgskills.com/library/facebook/index.md)

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