What is the benefit of using Chunk over standard arrays?

Chunk is an immutable indexed sequence optimized for Effect's execution model, offering superior performance for specific functional operations and streaming.

How does this skill help with null safety?

It provides patterns for using the Option type, allowing you to explicitly handle cases where values may be missing without using null or undefined, reducing runtime errors.

Can I use this for error handling?

Yes, it includes detailed guidance on using Either for success/failure results and Cause for comprehensive error reporting within the Effect ecosystem.

How do I handle secrets with this skill?

The skill covers the Redacted type, which wraps sensitive strings to prevent them from being accidentally leaked in logs, traces, or console output.

Effect Data Types & Structures

Name: Effect Data Types & Structures
Author: andrueandersoncs

byandrueandersoncs

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Developer Tools

Provides expert guidance and implementation patterns for Effect-TS immutable, type-safe data structures like Option, Either, and Chunk.

This skill empowers developers to master the Effect ecosystem's robust collection of functional data structures. It provides immediate access to best practices, syntax examples, and conversion patterns for core types such as Option for null-safety, Either for error handling, and Chunk for high-performance sequences. Whether you are implementing structural equality with Data classes, managing complex time operations with DateTime, or protecting sensitive information with Redacted values, this skill ensures your Effect-based applications remain type-safe, predictable, and maintainable.

Key Features

013 GitHub stars

02Type-safe date, time, and duration management

03High-performance immutable sequences with Chunk

04Structural equality and TaggedEnums using the Data module

05Secure handling of sensitive values using Redacted

06Implementation patterns for Option and Either functional types

Use Cases

01Replacing nullable types with type-safe Option patterns for better reliability

02Implementing complex domain error handling using Either and Cause

03Creating data models with structural equality for reliable value comparisons

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add andrueandersoncs/claude-skill-effect-ts data-types

For use in Claude.ai and ChatGPT

Download Skill