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-rw-r--r--test/files/run/macro-reify-nested-b/Impls_Macros_1.scala43
1 files changed, 43 insertions, 0 deletions
diff --git a/test/files/run/macro-reify-nested-b/Impls_Macros_1.scala b/test/files/run/macro-reify-nested-b/Impls_Macros_1.scala
new file mode 100644
index 0000000000..1ce8f44671
--- /dev/null
+++ b/test/files/run/macro-reify-nested-b/Impls_Macros_1.scala
@@ -0,0 +1,43 @@
+import scala.reflect.makro.Context
+
+case class Utils[C <: Context]( c:C ) {
+ import c.mirror._
+ import c.{Tree=>_}
+ object removeDoubleReify extends c.mirror.Transformer {
+ def apply( tree:Tree ) = transform(tree)
+ override def transform(tree: Tree): Tree = {
+ super.transform {
+ tree match {
+ case Apply(TypeApply(Select(_this, termname), _), reified::Nil )
+ if termname.toString == "factory" => c.unreifyTree(reified)
+ case Apply(Select(_this, termname), reified::Nil )
+ if termname.toString == "factory" => c.unreifyTree(reified)
+ case _ => tree
+ }
+ }
+ }
+ }
+}
+object QueryableMacros{
+ def _helper[C <: Context,S:c.TypeTag]( c:C )( name:String, projection:c.mirror.Expr[_] ) = {
+ import c.mirror._
+ val element_type = implicitly[c.TypeTag[S]].tpe
+ val foo = Expr[reflect.mirror.Expr[Queryable[S]]](
+ c.reifyTree( c.reflectMirrorPrefix, c.typeCheck(
+ Utils[c.type](c).removeDoubleReify(
+ Apply(Select(c.prefix.tree, newTermName( name )), List( projection.tree ))
+ ).asInstanceOf[Tree]
+ )))
+ c.reify{ Queryable.factory[S]( foo.eval )}
+ }
+ def map[T:c.TypeTag, S:c.TypeTag]
+ (c: scala.reflect.makro.Context)
+ (projection: c.mirror.Expr[T => S]): c.mirror.Expr[Queryable[S]] = _helper[c.type,S]( c )( "_map", projection )
+}
+class Queryable[T]{
+ def _map[S]( projection: T => S ) : Queryable[S] = ???
+ def map[S]( projection: T => S ) : Queryable[S] = macro QueryableMacros.map[T,S]
+}
+object Queryable{
+ def factory[S]( projection:scala.reflect.mirror.Expr[Queryable[S]] ) : Queryable[S] = null
+} \ No newline at end of file