Should step in object constructor

[adpi2]

object Foo {
  val x = 1
  val y = x + 1
}

object Main3 {
  def main(args: Array[String]): Unit = {
1=> Foo // step in
2=> println("exiting")
  }
}

When the user step in =>1, it goes to =>2. It should go to the constructor of object Foo .