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name: typescript-best-practice description: TypeScript best practices and patterns for writing clean, type-safe, and maintainable code. Use when implementing TypeScript code, refactoring for better type safety, or teaching TypeScript patterns. license: Apache-2.0 compatibility: TypeScript 4.5+ metadata: author: xiaoland version: "1.0" related-skills: "code-smell-checker, dev-vue-component"

TypeScript Best Practices

When to use this skill

Use this skill when you need to:

• Implement TypeScript code following best practices
• Refactor JavaScript to TypeScript
• Improve type safety and code maintainability
• Choose between different TypeScript patterns
• Teach or explain TypeScript best practices
• Review code for TypeScript anti-patterns

Instructions

1. Identify the pattern: Which best practice applies to your situation?
2. Apply the pattern: Follow the code examples provided
3. Verify types: Ensure TypeScript infers the correct types
4. Test usage: Confirm autocomplete and type checking work as expected

Best Practices

• Use as const Instead of Enums: read at as-const-pattern