Code in Function Based on Name

FunctionHavingOnlyCodeBasedOnNaming.kt

//Don't add validation in this function as the name of the function only suggest to add it to db
fun savePhoneNumber(phoneNumber: String) {
  if (!phoneNumber.equals("") && phoneNumber.length == 10 && phoneNumber regex check and etc...) {
    dao.saveNumber(phoneNumber)
  }   
}

//Do only pass numbers post validation
fun savePhoneNumber(phoneNumber: String) {
    dao.saveNumber(phoneNumber)
}