fp-ts-backend

Apply fp-ts functional programming to Node.js/Deno backend services.

11|3|Updated Jan 30, 2026
One-click install
npx skills add https://github.com/whatiskadudoing/fp-ts-skills --skill fp-ts-backend
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: fp-ts-backend
Source: https://github.com/whatiskadudoing/fp-ts-skills/tree/main/skills/fp-backend
Command: npx skills add https://github.com/whatiskadudoing/fp-ts-skills --skill fp-ts-backend

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Solves backend logic complexity for Node.js/Deno services by applying functional programming with fp-ts.

Core Features & Use Cases

  • Building type-safe service layers with ReaderTaskEither
  • Dependency injection patterns for backend services
  • Advanced error handling and composable pipelines

Quick Start

Install fp-ts and TypeScript in your project, then structure your backend services using ReaderTaskEither driven by a minimal dependency container.

Frequently Asked Questions about fp-ts-backend

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

FAQPage Schema
How do I manage backend complexity in Node.js using functional programming?

Manage backend complexity by applying functional programming with fp-ts to build type-safe service layers. This approach handles complex logic in Node.js by creating composable pipelines and robust error handling structures.

How do I implement dependency injection in a TypeScript backend service?

Implement dependency injection in a TypeScript backend by structuring services using fp-ts ReaderTaskEither driven by a minimal dependency container. This functional pattern allows you to inject dependencies cleanly into composable pipelines.

What is the best way to handle errors functionally in a Deno backend?

Handle errors functionally in a Deno backend by leveraging fp-ts to build robust error handling pipelines. Using ReaderTaskEither ensures errors are managed predictably within your type-safe service layers.

Can I use fp-ts to build type-safe service layers for Node.js?

Yes, you can use fp-ts to build type-safe service layers for Node.js. It enables functional architecture patterns like ReaderTaskEither to enforce type safety and manage side effects declaratively.

Do I need TypeScript to apply functional backend patterns with fp-ts?

Yes, TypeScript is required to apply functional backend patterns with fp-ts. The architecture relies on TypeScript's type system to enforce type-safe service layers and functional composition.

When should I use ReaderTaskEither for backend service composition?

Use ReaderTaskEither for backend service composition when you need to combine dependency injection with asynchronous operations and robust error handling. It structures complex backend logic into predictable, type-safe pipelines.