verify — for Claude Code verify, official, for Claude Code, ide skills, React verification, declarative UI checks, javascript testing, frontend automation, Claude Code, Cursor, Windsurf

v1.0.0

About this Skill

Perfect for Code Review Agents needing comprehensive content analysis and validation capabilities. verify is a React verification skill that checks code integrity using declarative UI methods and automated testing.

Features

Run yarn prettier for code formatting
Perform lint checks on changed files using yarn linc
Type check using flow
Test changes in source using test
Test changes in www using test www

# Core Topics

facebook facebook
[244.2k]
[50857]
Updated: 3/26/2026

Killer-Skills Review

Decision support comes first. Repository text comes second.

Reviewed Landing Page Review Score: 10/11

Killer-Skills keeps this page indexable because it adds recommendation, limitations, and review signals beyond the upstream repository text.

Original recommendation layer Concrete use-case guidance Explicit limitations and caution Quality floor passed for review Locale and body language aligned
Review Score
10/11
Quality Score
73
Canonical Locale
en
Detected Body Locale
en

Perfect for Code Review Agents needing comprehensive content analysis and validation capabilities. verify is a React verification skill that checks code integrity using declarative UI methods and automated testing.

Core Value

Empowers agents to validate changes before committing using yarn prettier for code formatting, yarn linc for linting, and type checking with /flow, while also testing changes in source and www using /test and /test www, ensuring adherence to React contribution requirements.

Ideal Agent Persona

Perfect for Code Review Agents needing comprehensive content analysis and validation capabilities.

Capabilities Granted for verify

Validating code formatting with yarn prettier
Automating linting for changed files with yarn linc
Debugging type errors with /flow

! Prerequisites & Limits

  • Requires yarn and React environment
  • Dependent on /flow, /test, and /test www subagents
  • Fails if any verification step fails

Source Boundary

The section below is imported from the upstream repository and should be treated as secondary evidence. Use the Killer-Skills review above as the primary layer for fit, risk, and installation decisions.

Curated Collection Review

Reviewed In Curated Collections

This section shows how Killer-Skills has already collected, reviewed, and maintained this skill inside first-party curated paths. For operators and crawlers alike, this is a stronger signal than treating the upstream README as the primary story.

After The Review

Decide The Next Action Before You Keep Reading Repository Material

Killer-Skills should not stop at opening repository instructions. It should help you decide whether to install this skill, when to cross-check against trusted collections, and when to move into workflow rollout.

Labs Demo

Browser Sandbox Environment

⚡️ Ready to unleash?

Experience this Agent in a zero-setup browser environment powered by WebContainers. No installation required.

Boot Container Sandbox

FAQ & Installation Steps

These questions and steps mirror the structured data on this page for better search understanding.

? Frequently Asked Questions

What is verify?

Perfect for Code Review Agents needing comprehensive content analysis and validation capabilities. verify is a React verification skill that checks code integrity using declarative UI methods and automated testing.

How do I install verify?

Run the command: npx killer-skills add facebook/react/verify. It works with Cursor, Windsurf, VS Code, Claude Code, and 19+ other IDEs.

What are the use cases for verify?

Key use cases include: Validating code formatting with yarn prettier, Automating linting for changed files with yarn linc, Debugging type errors with /flow.

Which IDEs are compatible with verify?

This skill is compatible with Cursor, Windsurf, VS Code, Trae, Claude Code, OpenClaw, Aider, Codex, OpenCode, Goose, Cline, Roo Code, Kiro, Augment Code, Continue, GitHub Copilot, Sourcegraph Cody, and Amazon Q Developer. Use the Killer-Skills CLI for universal one-command installation.

Are there any limitations for verify?

Requires yarn and React environment. Dependent on /flow, /test, and /test www subagents. Fails if any verification step fails.

How To Install

  1. 1. Open your terminal

    Open the terminal or command line in your project directory.

  2. 2. Run the install command

    Run: npx killer-skills add facebook/react/verify. The CLI will automatically detect your IDE or AI agent and configure the skill.

  3. 3. Start using the skill

    The skill is now active. Your AI agent can use verify immediately in the current project.

Upstream Repository Material

The section below is imported from the upstream repository and should be treated as secondary evidence. Use the Killer-Skills review above as the primary layer for fit, risk, and installation decisions.

Upstream Source

verify

Streamline React development with the verify AI agent skill, ensuring declarative UI integrity and automating tests for developers, try it now!

SKILL.md
Readonly
Upstream Repository Material
The section below is imported from the upstream repository and should be treated as secondary evidence. Use the Killer-Skills review above as the primary layer for fit, risk, and installation decisions.
Supporting Evidence

Verification

Run all verification steps.

Arguments:

  • $ARGUMENTS: Test pattern for the test step

Instructions

Run these first in sequence:

  1. Run yarn prettier - format code (stop if fails)
  2. Run yarn linc - lint changed files (stop if fails)

Then run these with subagents in parallel:

  1. Use /flow to type check (stop if fails)
  2. Use /test to test changes in source (stop if fails)
  3. 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.

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