style-guide

代码风格与格式化规则。适用于编写代码、命名类型，或修复 SwiftLint 问题时。

SKILL.md

--- frontmatter

name: style-guide
description: Code style and formatting rules. Use when writing code, naming types, or fixing SwiftLint issues.

Skill: Style Guide

Read the official style guide documentation at docs/StyleGuide.md for complete formatting rules, naming conventions, and SwiftLint configuration.

Quick Reference

Rule	Convention
Protocols	`Contract` suffix
Mocks	`Mock` suffix (never prefix)
Mock variables	Also use `Mock` suffix
Parameters	`identifier` not `id`
Force unwrap	Never use `!`
Access modifiers	Never explicit `internal`
Line length	Max 140 characters

Checklist

• Line length ≤ 140 characters
• Imports alphabetized
• Protocols end with Contract
• Mocks end with Mock (suffix only, never prefix)
• Mock variables also use Mock suffix
• No force unwrap (!)
• No unused variables/parameters
• Code organized: properties → init → public methods → private extension