Does it include real-world implementation patterns?

Absolutely. It includes patterns for Type-Safe Event Emitters, API Clients, Builder Patterns, and advanced Form Validation logic.

What core TypeScript features does this skill cover?

This skill covers generics, conditional types, mapped types, template literal types, and complex utility types like Pick, Omit, and DeepReadonly.

Can this skill help with migrating JavaScript to TypeScript?

Yes, it provides guidance on creating precise type definitions for complex JS patterns, ensuring a safer and more efficient migration process.

Is this skill useful for library developers?

Yes, it is specifically designed to handle the high level of abstraction and strict type safety required for creating professional-grade libraries and frameworks.

TypeScript Advanced Types

Name: TypeScript Advanced Types
Author: HermeticOrmus

byHermeticOrmus

Developer Tools

Master TypeScript's complex type system to build robust, type-safe applications and reusable libraries.

About

This skill equips Claude with specialized expertise in TypeScript's advanced type system, covering sophisticated features like generics, conditional types, mapped types, and template literals. It provides implementation patterns for complex scenarios such as type-safe API clients, event emitters, and builder patterns, enabling developers to catch logic errors at compile-time. Whether you are building a scalable framework or refactoring a legacy codebase, this skill ensures high-fidelity type safety and cleaner, more maintainable code architectures.

Key Features

Conditional and distributive types for dynamic type logic
Template literal types for string-based pattern matching and path building
Advanced utility type implementations including Deep Readonly and Deep Partial
0 GitHub stars
Mapped types with key remapping and property filtering
Sophisticated Generic constraints and multiple type parameter management

Use Cases

Building highly reusable and type-safe UI component libraries
Designing end-to-end type-safe API clients and state management systems
Implementing complex form validation and configuration object schemas

About

Key Features

Conditional and distributive types for dynamic type logic
Template literal types for string-based pattern matching and path building
Advanced utility type implementations including Deep Readonly and Deep Partial
0 GitHub stars
Mapped types with key remapping and property filtering
Sophisticated Generic constraints and multiple type parameter management

Use Cases

Building highly reusable and type-safe UI component libraries
Designing end-to-end type-safe API clients and state management systems
Implementing complex form validation and configuration object schemas