null into vals

gistfile1.scala

package example

object NullThing {

  implicit def thing2option[A](x:A) = Option(x)

  def main(args: Array[String]) {
    val a: Option[Int] = null
    val b: Option[Int] = Some(5)

    Console.println(a) // null
    Console.println(b) // Some(5)
  }
}