observe

fun <T> ComponentActivity.observe(liveData: LiveData<T>, action: (T) -> Unit)(source)
fun <T, V : ViewBinding> BaseFragment<V>.observe(liveData: LiveData<T>, action: (T) -> Unit)(source)
fun <T> View.observe(liveData: LiveData<T>, action: (T) -> Unit)(source)

NOTE: Only one observer at a time per value