fragmentComponent.kt

inline fun <reified T : Any> Fragment.fragmentComponent(crossinline factory: (CoroutineScope, Application) -> T) = lazy {
    ViewModelProvider(this)[DaggerComponentHolderViewModel::class.java].get<T>(factory)
}

class DaggerComponentHolderViewModel(app: Application) : AndroidViewModel(app) {
    val map = ConcurrentHashMap<Class<*>, Any>()

    inline fun <reified T> get(factory: (CoroutineScope, Application) -> T): T {
        return map.getOrPut(T::class.java) { factory(viewModelScope, getApplication()) } as T
    }
}

GuidedWorkoutFragment.kt

class GuidedWorkoutFragment : TonalFragment(R.layout.guided_workout_fragment) {
    override val daggerComponent: GuidedWorkoutMergeComponent by fragmentComponent { scope, app ->
        app.bindings<GuidedWorkoutMergeComponent.Parent>().guidedWorkoutComponentBuilder()
            .coroutineScope(WorkoutCoroutineScope(scope))
            .args(arg)
            .build()
    }
}