DaggerAnvil.kt

// Dagger
interface Authenticator

class RealAuthenticator @Inject constructor() : Authenticator

@Module
@ContributesTo(AppScope::class)
abstract class AuthenticatorModule {
  @Binds abstract fun bindRealAuthenticator(authenticator: RealAuthenticator): Authenticator
}

//
// Anvil
interface Authenticator

@ContributesBinding(AppScope::class)
class RealAuthenticator @Inject constructor() : Authenticator