Add utilities Read / Write

jto · Aug 4, 2016 · c7f223c · c7f223c
1 parent 6ebf764
commit c7f223c
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Showing 2 changed files with 14 additions and 0 deletions.
diff --git a/validation-core/src/main/scala/Rule.scala b/validation-core/src/main/scala/Rule.scala
@@ -172,3 +172,11 @@ object Rule {
     : FunctorSyntaxObs[Rule[I, ?], O] =
     new FunctorSyntaxObs[Rule[I, ?], O](r)(fcb)
 }
+
+object Read {
+  sealed trait Deferred[O] {
+    def apply[I](i: I)(implicit r: RuleLike[I, O]) = r.validate(i)
+  }
+
+  def apply[O] = new Deferred[O]{}
+}
diff --git a/validation-core/src/main/scala/Write.scala b/validation-core/src/main/scala/Write.scala
@@ -50,6 +50,12 @@ object Write {
       def writes(i: I) = w(i)
     }
 
+  sealed trait Deferred[O] {
+    def apply[I](i: I)(implicit w: WriteLike[I, O]) = w.writes(i)
+  }
+
+  def apply[O] = new Deferred[O]{}
+
   def of[I, O](implicit w: Write[I, O]): Write[I, O] = w
 
   def toWrite[I, O](r: WriteLike[I, O]): Write[I, O] =