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diagnosing-react-code

Runs the react-doctor scanner on a React package, fixes its error diagnostics, and re-runs until none remain.

Skill by bostonaholic

IndexedMIT★ 2
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Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install skill/bostonaholic-diagnosing-react-code

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About

Runs the react-doctor scanner on a React package, fixes its error diagnostics, and re-runs until none remain. Use when React components or hooks changed, when finishing a React feature or bug fix, or when asked to health-check React code.

Use cases: frontend

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Permissions

What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

Tools
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Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/diagnosing-react-code

What's inside

Skill name
diagnosing-react-code
Description
Runs the react-doctor scanner on a React package, fixes its error diagnostics, and re-runs until none remain. Use when React components or hooks changed, when finishing a React feature or bug fix, or when asked to health-check React code.
License
MIT
Metadata
version: 1.0.0
Instructions
46 lines in SKILL.md · view on GitHub

Files (2)

  • SKILL.md
  • openai.yaml · agents/

SKILL.md (first lines)

# Diagnosing React code

react-doctor scans a React package and prints a 0-100 score plus diagnostics
for security, performance, correctness, and architecture. It needs Node
`^20.19.0 || >=22.13.0`.

## Before the first run

- The first run in a session downloads and executes a third-party package from
  npm. Ask the user before it, naming the pinned version.
- By default the score comes from the react-doctor score API and the
  supply-chain scan queries Socket.dev; when the user wants nothing sent off
  the machine, add `--no-score --no-supply-chain` (the run then reports no
  score).

## Run

Run inside the package whose `package.json` lists `react` in `dependencies`
or `peerDependencies`; at a monorepo root the tool prompts for a project.

```bash
npx -y react-doctor@0.9.17 --verbose --scope changed
```

- The pin keeps scores comparable across runs. Never fall back to `@latest`;
  upgrade only by changing the pin deliberately. If a flag is rejected, check
  `npx -y react-doctor@0.9.17 --help` and adjust.
- `--verbose` lists every rule and file; the default shows only the top 3.
- `--scope changed` reports only new findings in files changed against the
  auto-detected base ref (`--base <ref>` to set it). Use `--scope full` for a
  whole-package health check. It replaces the deprecated `--diff`.

## Fix loop

1. Record the baseline score and error and warning counts.
2. Fix error diagnostics, security and correctness first. Fix warnings only
   in code the current task changed.
3. Re-run the same command until it reports no errors and the score is at
   least the baseline. Stop after three fix rounds that leave errors, or when a
   fix would change behavior outside the task, and report what remains.

Report the version and scope, the score from baseline to final (or "not
computed: --no-score"), each fixed diagnostic, and each remaining one with
why it was not fixed, as `<severity> <rule> <file>:<line>`.

From bostonaholic/skills, MIT.

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Last commit (this folder)
Oct 22, 2026 (7 days ago)
Last release
Oct 24, 2026 (5 days ago)

From GitHub (fetched Oct 24, 2026).

Details

Version
1.0.0
License
MIT
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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Cite this page

diagnosing-react-code skill. Agent Mart. https://agentmart.dev/skills/bostonaholic-diagnosing-react-code (last updated 2026-10-24)