extension methods in Scala 2.9 vs. 2.10

gistfile1.txt

// BEFORE (Scala 2.9)

implicit def toRichLong(i: Long): MyRichLong = new MyRichLong(i)
class MyRichLong(i: Long) {
  def digits: Seq[Int] = i.toString.map(_.asDigit)
}

// AFTER (Scala 2.10)

implicit class RichLong(i: Long) {
  def digits: Seq[Int] = i.toString.map(_.asDigit)
}