mutableStateOf.kt

fun <T> SavedStateHandle.mutableStateOf(
    defaultValue: T,
    initializer: (valueLoadedFromState: T?, setter: (T) -> Unit) -> Unit = { _, _ -> },
) = PropertyDelegateProvider<Any, SavedStateHandleDelegate<T>> { _, property ->
    SavedStateHandleDelegate(
        savedStateHandle = this,
        key = property.name,
        defaultValue = defaultValue,
        initializer = initializer
    )
}