kotlin-in-action

Generates and reviews Kotlin code using Kotlin In Action patterns.

35|10|Updated Feb 10, 2026
One-click install
npx skills add https://github.com/booklib-ai/skills --skill kotlin-in-action
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: kotlin-in-action
Source: https://github.com/booklib-ai/skills/tree/main/skills/kotlin-in-action
Command: npx skills add https://github.com/booklib-ai/skills --skill kotlin-in-action

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Kotlin In Action provides a structured, book-based framework to apply canonical Kotlin best practices across code generation and code review tasks, reducing non-idiomatic patterns and guiding safe, expressive Kotlin code.

Core Features & Use Cases

  • Guides AI-assisted Kotlin code generation and code review aligned with Kotlin In Action chapters (2–15), covering functions, classes, lambdas, null-safety, generics, DSLs, coroutines, and flows.
  • Enforces idiomatic patterns: non-null by default, data classes, sealed hierarchies, extension functions, default parameters, and safe concurrency practices.
  • Use cases include generating idiomatic Kotlin snippets, performing structured reviews of Kotlin code, and producing training material aligned with the book's practices.

Quick Start

Provide a starter Kotlin-in-action sample illustrating idiomatic patterns and a brief review checklist for a Kotlin snippet.

Frequently Asked Questions about kotlin-in-action

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

FAQPage Schema
How do I ensure my Kotlin code generation follows idiomatic patterns like data classes and sealed hierarchies?

Idiomatic Kotlin code generation enforces non-null by default, data classes, sealed hierarchies, and extension functions. Applying Kotlin In Action patterns guides AI agents to produce safe, expressive Kotlin snippets that align with canonical best practices across JVM and Multiplatform projects.

What's the best way to review Kotlin code for non-idiomatic patterns and unsafe concurrency practices?

Structured Kotlin code review applies a checklist based on Kotlin In Action chapters 2–15. It identifies non-idiomatic patterns, validates safe concurrency usage, and checks for proper use of default parameters and sealed hierarchies to guide expressive Kotlin code.

How do I apply Kotlin In Action patterns for coroutines and flows in Kotlin Multiplatform projects?

Kotlin In Action patterns apply directly to Kotlin Multiplatform projects, covering coroutines and flows. The framework guides AI agents to enforce safe concurrency usage and idiomatic patterns across both JVM and Multiplatform environments for reliable asynchronous code.

Does this Kotlin code review approach cover generics and DSLs from the Kotlin In Action book?

Yes, the Kotlin code review and generation framework covers chapters 2–15, explicitly including generics and DSLs. It enforces idiomatic patterns for these topics, ensuring AI-assisted code follows the book's structured approach to functions, classes, and lambdas.

Why does my AI-assisted Kotlin code use non-idiomatic patterns instead of safe null-safety defaults?

AI-assisted Kotlin code may use non-idiomatic patterns without a structured framework. Applying Kotlin In Action enforces non-null by default and safe null-safety practices, reducing non-idiomatic patterns and guiding expressive Kotlin code generation.