Android BaseFragment with ViewBinding

BaseFragment.kt

import android.content.Context
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.viewbinding.ViewBinding

abstract class BaseFragment<VB: ViewBinding> : Fragment() {

    protected lateinit var safeContext: Context
    private var _binding: VB? = null
    protected val binding get() = _binding!!
    protected abstract val bindingInflater: (LayoutInflater, ViewGroup?, Boolean) -> VB

    override fun onAttach(context: Context) {
        super.onAttach(context)
        safeContext = context
    }

    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        _binding = bindingInflater.invoke(layoutInflater, container, false)
        return binding.root
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        setup()
    }

    /**
     * Called after onViewCreated
     */
    abstract fun setup()

    override fun onDestroyView() {
        super.onDestroyView()
        onDestroyingView()
        _binding = null
    }

    /**
     * Called onDestroyView, before binding = null
     */
    open fun onDestroyingView() {}

}