add tests from scala/test/files/{pos,neg}

with explicit Unit return type

1 files changed, 25 insertions, 0 deletions

diff --git a/tests/untried/pos/macro-implicit-invalidate-on-error.scala b/tests/untried/pos/macro-implicit-invalidate-on-error.scala
new file mode 100644
index 000000000..bb83e3cc3
--- /dev/null
+++ b/tests/untried/pos/macro-implicit-invalidate-on-error.scala
@@ -0,0 +1,25 @@
+import scala.language.experimental.macros
+import scala.reflect.macros.blackbox.Context
+
+trait LegacyLiftable[T] {
+  def apply(universe: scala.reflect.api.Universe, value: T): universe.Tree
+}
+
+object LegacyLiftable {
+  implicit def liftCaseClass[T <: Product]: LegacyLiftable[T] = macro liftCaseClassImpl[T]
+
+  def liftCaseClassImpl[T: c.WeakTypeTag](c: Context): c.Expr[LegacyLiftable[T]] = {
+    import c.universe._
+    val tpe = weakTypeOf[T]
+    if (!tpe.typeSymbol.asClass.isCaseClass) c.abort(c.enclosingPosition, "denied")
+    val p = List(q"Literal(Constant(1))")
+    c.Expr[LegacyLiftable[T]] { q"""
+      new LegacyLiftable[$tpe] {
+        def apply(universe: scala.reflect.api.Universe, value: $tpe): universe.Tree = {
+          import universe._
+          Apply(Select(Ident(TermName("C")), TermName("apply")), List(..$p))
+        }
+      }
+    """ }
+  }
+}