RivePackage.kt

package com.rive

import com.facebook.react.BaseReactPackage
import com.facebook.react.bridge.NativeModule
import com.facebook.react.bridge.ReactApplicationContext
import com.facebook.react.module.model.ReactModuleInfoProvider
import com.facebook.react.uimanager.ViewManager
import com.margelo.nitro.rive.riveOnLoad

class RivePackage : BaseReactPackage() {
  override fun createViewManagers(reactContext: ReactApplicationContext): List<ViewManager<in Nothing, in Nothing>> {
    val viewManagers: MutableList<ViewManager<*, *>> = ArrayList()
    viewManagers.add(RiveViewManager())
    return viewManagers
  }
    override fun getModule(name: String, reactContext: ReactApplicationContext): NativeModule? {
        return null
    }

    override fun getReactModuleInfoProvider(): ReactModuleInfoProvider {
        return ReactModuleInfoProvider { HashMap() }
    }

    companion object {
        init {
            riveOnLoad.initializeNative()
        }
    }
}