diff options
Diffstat (limited to 'src/main/scala/xyz/driver/core/core.scala')
| -rw-r--r-- | src/main/scala/xyz/driver/core/core.scala | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/main/scala/xyz/driver/core/core.scala b/src/main/scala/xyz/driver/core/core.scala index 2b61689..8c13aeb 100644 --- a/src/main/scala/xyz/driver/core/core.scala +++ b/src/main/scala/xyz/driver/core/core.scala @@ -37,6 +37,10 @@ package core { object Id { implicit def idEqual[T]: Equal[Id[T]] = Equal.equal[Id[T]](_ == _) implicit def idOrdering[T]: Ordering[Id[T]] = Ordering.by[Id[T], String](_.value) + + object Mapper { + def apply[A, B]: (Id[A] => Id[B]) = (id: Id[A]) => Id[B](id.value) + } } final case class Name[+Tag](value: String) extends AnyVal { |