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General coding48k · #4418

typescript-advanced-types

Has your agent master advanced types in TypeScript. It creates safer and more robust code for applications.

What it does

This skill helps you understand and use advanced TypeScript features. It allows for creating more secure and reliable code, especially for those with some programming experience.

When to use it

  • ✓When building reusable libraries or code structures.
  • ✓When developing components that need to be flexible and safe.
  • ✓When trying to make your code more robust and less error-prone.

Example of what to ask your AI

“How can I use advanced types in TypeScript to create a form component that securely validates inputs?”

Want more? Open the sections below.

How to use

The easiest way: copy the message below and paste it into Claude, ChatGPT, Cursor or any AI. It reads the skill and follows the instructions.

Skill link

https://github.com/sickn33/agentic-awesome-skills/blob/main/plugins/agentic-awesome-skills-claude/skills/typescript-advanced-types/SKILL.md

Ready-to-paste message

Use this skill to help me: https://github.com/sickn33/agentic-awesome-skills/blob/main/plugins/agentic-awesome-skills-claude/skills/typescript-advanced-types/SKILL.md Read the SKILL.md file at that link and follow its instructions for my task.
How it works

The skill explores concepts like generics, conditional types, and mapped types. It guides you in applying these tools to define complex data structures and ensure your code behaves as expected.

Installation

Easiest way: copy the skill link and paste it into Claude, ChatGPT or Cursor asking it to follow the instructions.

In the terminal (Claude Code, Codex, Cursor), in your project folder:

npx skills add sickn33/agentic-awesome-skills --skill typescript-advanced-types

Or download just the file:

curl -L https://raw.githubusercontent.com/sickn33/agentic-awesome-skills/main/plugins/agentic-awesome-skills-claude/skills/typescript-advanced-types/SKILL.md -o SKILL.md
Technical content (original SKILL.md)

Original text by the author, straight from GitHub.

TypeScript Advanced Types

Comprehensive guidance for mastering TypeScript's advanced type system including generics, conditional types, mapped types, template literal types, and utility types for building robust, type-safe applications.

Use this skill when

  • Building type-safe libraries or frameworks
  • Creating reusable generic components
  • Implementing complex type inference logic
  • Designing type-safe API clients
  • Building form validation systems
  • Creating strongly-typed configuration objects
  • Implementing type-safe state management
  • Migrating JavaScript codebases to TypeScript

Do not use this skill when

  • The task is unrelated to typescript advanced types
  • You need a different domain or tool outside this scope

Instructions

  • Clarify goals, constraints, and required inputs.
  • Apply relevant best practices and validate outcomes.
  • Provide actionable steps and verification.
  • If detailed examples are required, open resources/implementation-playbook.md.

Resources

  • resources/implementation-playbook.md for detailed patterns and examples.

Limitations

  • Use this skill only when the task clearly matches the scope described above.
  • Do not treat the output as a substitute for environment-specific validation, testing, or expert review.
  • Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are missing.
FAQ

What are 'generics'?

Generics are like templates that let you write flexible code that can work with different data types while maintaining safety.

What are 'conditional types' used for?

They allow you to create types that change based on certain conditions, making your code more adaptable.

What are 'mapped types'?

They are a way to create new types from existing ones, transforming their properties in a controlled manner.

Details

Original description by the author

Comprehensive guidance for mastering TypeScript's advanced type system including generics, conditional types, mapped types, template literal types, and utility types for building robust, type-safe applications.

repo: sickn33/agentic-awesome-skills

Popularity

GitHub stars
48k
Ranking position
#4418
License
MIT
Updated
10/15/2026

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