typescript-best-practices

Guides TypeScript and React TypeScript code reviews with strict mode and type safety patterns.

Updated Dec 4, 2025

Search Tags:#typescript #patterns #type-safety #generics #code-review #discriminated-unions #tsconfig

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npx skills add https://github.com/eous/dotclaude --skill typescript-best-practices-eous

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: typescript-best-practices
Source: https://github.com/eous/dotclaude/tree/main/skills/typescript-best-practices
Command: npx skills add https://github.com/eous/dotclaude --skill typescript-best-practices-eous

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

TypeScript development guidance that helps teams and individuals apply reliable, maintainable patterns across codebases.

Core Features & Use Cases

Enforces strict mode, inferred types, and safe generics to reduce runtime errors.
Provides examples for discriminated unions, utility types, and robust React typings.
Helps with code reviews by surfacing common anti-patterns and recommended patterns in type-heavy code.

Quick Start

Provide a concise TypeScript example applying strict mode and inferred types.

Frequently Asked Questions about typescript-best-practices

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

What are the best practices for TypeScript strict mode and type inference?▼

TypeScript best practices for strict mode involve enabling tsconfig flags to enforce type inference and safe generics, reducing runtime errors by ensuring compile-time type checking across your codebase.

How do I use discriminated unions and utility types in TypeScript?▼

Discriminated unions in TypeScript combine literal types with shared properties for safe state handling, while utility types transform existing types to improve code correctness and readability in type-heavy logic.

Does this TypeScript guidance apply to React projects and component typings?▼

Yes, these TypeScript patterns apply to React TypeScript projects by providing robust React typings and module organization examples to improve component type safety and maintainability.

How do I review TypeScript code for anti-patterns and type safety issues?▼

Code review sessions for TypeScript surface common anti-patterns by comparing them against recommended patterns for type safety, generics, and maintainability to ensure robust codebase correctness.

What's the best way to configure tsconfig for safe generics and maintainability?▼

Configuring tsconfig for safe generics and maintainability requires applying strict mode, leveraging inferred types, and organizing module structures to enforce TypeScript correctness and reduce runtime errors.