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cats-ecosystem

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Scala Functional Programming with Cats and Cats Effect

Software Engineering#functional programming#scala#cats effect#http4s#cats#fs2#doobie
AuthorEtaCassiopeia
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This Skill helps developers choose the right functional programming approach for Scala applications without ZIO, providing a deep dive into the Cats ecosystem including Cats Core, Cats Effect 3, FS2, Doobie, Http4s, and Kyo.

Core Features & Use Cases

  • Effect System Choice: Guidance on selecting Cats Effect 3, ZIO, or Kyo based on your project needs.
  • Cats Core Typeclasses: Explanation and practical usage of key Cats typeclasses.
  • Validated/ValidatedNel: Introduction to error accumulation with Cats.
  • Kleisli Composition: Overview of composing effectful functions with Kleisli.
  • NonEmptyList/NonEmptyChain: Handling non-empty lists with Cats data types.
  • FS2 Streams: Efficient stream processing with Functional Streams for Scala.
  • Doobie: Functional database access with Doobie.
  • Http4s: Building typeful HTTP applications.
  • Kyo: Alternative effect system with direct style.
  • Tagless Final: Usage of Tagless Final for cross-effect-system code.
  • Anti-Patterns: Common mistakes to avoid in functional programming.

Quick Start

Start using the cats-ecosystem skill to enhance your Scala codebase today. Begin by exploring the Cats Core typeclasses or dive into the Cats Effect 3 ecosystem for pure functional effects.

Dependency Matrix

Required Modules

None required

Components

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💻 Claude Code Installation

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Please help me install this Skill:
Name: cats-ecosystem
Download link: https://github.com/EtaCassiopeia/claude-skills/archive/main.zip#cats-ecosystem

Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
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