Fragment hosting a recycler view

fragment+recyclerview.kt

class HomeFragment : Fragment() {

    private val adapter = Adapter()

    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
                              savedInstanceState: Bundle?): View? =
            inflater.inflate(R.layout.fragment_home, container, false)

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        val recyclerView: RecyclerView = view.findViewById(R.id.recycler_view)
        recyclerView.layoutManager = LinearLayoutManager(this.context)
        recyclerView.adapter = adapter
    }
}

class ViewHolder(view: View) : RecyclerView.ViewHolder(view)

class Adapter : RecyclerView.Adapter<ViewHolder>() {
    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder =
            ViewHolder(LayoutInflater.from(parent.context).inflate(R.layout.view_item, parent, false))

    override fun getItemCount(): Int = 10

    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
        // Bind your data at this position to the view holder
    }

}