fun BlockView.isSkyExposed(pos: BlockPos): Boolean return getLightLevel(pos) >= 15 && !isRainOccluded(pos)
git clone https://github.com/FabricMC/fabric-example-mod-kotlin Ensure you have the Kotlin plugin and the Fabric Loom plugin: kotlin for fabric
@Serializable data class EnergyComponent(var amount: Int, val max: Int) // Instantiate val battery = EnergyComponent(100, 500) val copy = battery.copy(amount = 200) // Immutable copy with change Need to run code after 5 seconds without blocking the game thread? fun BlockView
player?.world?.setBlockState(pos, state) // Safe call chain If player or world is null, nothing happens. No crash. Add a helper to check if a block is exposed to sky: Add a helper to check if a block
// Usage if (world.isSkyExposed(pos)) ... Define a custom component for your mod’s energy system:
Happy modding! 🧙♂️ Have you tried Kotlin for Fabric? Share your experience in the comments below!
Beyond Java: Why Kotlin is a Game-Changer for Fabric Modding Subtitle: Write cleaner, safer, and more expressive Minecraft mods without sacrificing performance. If you’ve ever written a Minecraft mod, you know the drill: verbose getters/setters, null pointer exceptions lurking in every event handler, and the constant battle with checked exceptions. While Java is the bedrock of Minecraft, there’s a modern alternative that compiles to JVM bytecode and integrates seamlessly with Fabric: Kotlin .