Add support for repeated (vararg) parameters

Added a `Param.repeated` flag to `interface`.

2 files changed, 9 insertions, 0 deletions

diff --git a/examples/shared/src/main/scala/default.scala b/examples/shared/src/main/scala/default.scala
index 4c1b634..4b781a5 100644
--- a/examples/shared/src/main/scala/default.scala
+++ b/examples/shared/src/main/scala/default.scala
@@ -30,6 +30,9 @@ object Default {
   /** default value for ints; 0 */
   implicit val int: Default[Int] = new Default[Int] { def default = 0 }
 
+  /** default value for sequences; the empty sequence */
+  implicit def seq[A]: Default[Seq[A]] = new Typeclass[Seq[A]] { def default = Seq.empty }
+
   /** generates default instances of [[Default]] for case classes and sealed traits */
   implicit def gen[T]: Default[T] = macro Magnolia.gen[T]
 }
diff --git a/examples/shared/src/main/scala/show.scala b/examples/shared/src/main/scala/show.scala
index 50b34ee..9f634ba 100644
--- a/examples/shared/src/main/scala/show.scala
+++ b/examples/shared/src/main/scala/show.scala
@@ -60,4 +60,10 @@ object Show extends GenericShow[String] {
   implicit val int: Show[String, Int] = new Show[String, Int] {
     def show(s: Int): String = s.toString
   }
+
+  /** show typeclass for sequences */
+  implicit def seq[A](implicit A: Show[String, A]): Show[String, Seq[A]] =
+    new Show[String, Seq[A]] {
+      def show(as: Seq[A]): String = as.iterator.map(A.show).mkString("[", ",", "]")
+    }
 }