Inject Functions: 3

DoggoStash.kt

interface TreatFactory {
  fun getTreats(): Treats
}

class PetsMart: TreatFactory {
  fun getTreats(): Treats {
    // Petsmart details
  }
}

class HoomansBed: TreatFactory {
  fun getTreats(): Treats {
    // look under the pillows
  }
}

val treatFactory1 = PetsMart()
val treatFactory2 = HoomansBed()