FindReadScope.kt

class ViewModel {
    val state = mutableStateOf("init")
}

fun main() {
    val viewModel = ViewModel()
    lateinit var currentScope: String
    val observations = mutableMapOf<Any, String>()
    val snapshot = Snapshot.takeMutableSnapshot(readObserver = {
        observations[it] = currentScope
    })
    snapshot.enter {
        currentScope = "Root()"

        currentScope = "Content()"
        // read
        viewModel.state.value
        currentScope = "Root()"
    }
    snapshot.apply()
    observations.forEach { mutableState, scope ->
        println("`$mutableState` is observed by `$scope`")
    }
}