kotlin-multiplatform

SKILL.md

Kotlin Multiplatform: Platform Abstraction Decisions

Expert guidance for KMP architecture in Amethyst - deciding what to share vs keep platform-specific.

When to Use This Skill

Making platform abstraction decisions:

"Should I create expect/actual or keep Android-only?"

"Can I share this ViewModel logic?"

"Where does this crypto/JSON/network implementation belong?"

"This uses Android Context - can it be abstracted?"

"Is this code in the wrong module?"

Preparing for iOS/web/wasm targets

Detecting incorrect placements

Abstraction Decision Tree

Central question: "Should this code be reused across platforms?"