Functype Library Developer

Overview

Guide for contributing to the functype TypeScript library. This skill provides architectural patterns, development workflows, and tooling for implementing new functional data structures following functype's Scala-inspired design.

When to Use This Skill

Trigger this skill when:

• Creating new data structures or types
• Adding methods to existing data structures
• Implementing functional interfaces (Functor, Monad, Foldable, etc.)
• Adding or fixing tests
• Understanding library architecture
• Debugging functional type implementations
• Following the Base pattern and type class system
• Working with the Feature Matrix