unsafeorderline.sc

unsafeorderline.sc

//> using scala "2"

case class UnsafeOrderLine(product: String, quantity: Int)
object UnsafeOrderLine {
  def safeApply(product: String, quantity: Int): UnsafeOrderLine = {
    if (product.isEmpty())
      throw new RuntimeException("Product is empty")
    else if (quantity <= 0)
      throw new RuntimeException("Quantity lower than 1")
    else
      UnsafeOrderLine(product, quantity)
  }

}

// Works fine!
println(UnsafeOrderLine.safeApply("123", 10))
// Throws runtime exception 👇
UnsafeOrderLine.safeApply("", 10)