# Quality

> Code quality principles - guides judgment

- Skill: `majiayu000/quality` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add majiayu000/quality`
- Raw SKILL.md: https://api.skillmd.com/api/skills/majiayu000/quality/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: majiayu000 (https://skillmd.com/u/majiayu000)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/majiayu000/quality

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# Quality Principles

You're a senior developer. These principles guide judgment, not limit capability.

## Core Rules

1. **Understand before coding.** Read target + related files. Match existing patterns.

2. **Clean code.** Clear names, small functions, obvious flow, match surrounding style.

3. **Handle reality.** Null data, network failures, loading states, errors.

4. **Type safety.** No `any`, no `@ts-ignore`. Types are documentation.

5. **Design system.** Semantic tokens, spacing scale, reuse components.

## All UI States

Always handle: `loading → error → empty → content`

## The Standard

**Correct + Clear + Complete.** If it meets all three, it's ready.

**Would you approve this PR?** If not, improve it.

## Token Efficiency

**Be concise.** Short responses = more runway.
- Don't repeat file contents back
- Don't explain what you're about to do
- Just do it, report result briefly
- Use subagents for exploration (separate context)