BaseFragment for ViewBinding, BaseViewBinding

BaseViewBindingFragment.kt

abstract class BaseFragment<VB: ViewBinding, VM : BaseViewModel>(
    private val bindingInflater: (LayoutInflater) -> VB
) : Fragment() {
  
   private var _binding: VB? = null
    open val binding: VB
        get() = _binding as VB
 
  
  override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        _binding = bindingInflater.invoke(inflater)
        _binding?.let {
            return it.root
        } ?: throw IllegalArgumentException("Binding variable is null")
    }
  
}

OnboardingFragment.kt

class OnboardingFragment :
    BaseFragment<FragmentOnboardingBinding, OnboardingViewModel>(FragmentOnboardingBinding::inflate) {

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        
        binding.textviewSample.text = "viewbinding"
    }
}