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authorDmitry Petrashko <dmitry.petrashko@gmail.com>2015-05-12 18:30:53 +0200
committerDmitry Petrashko <dmitry.petrashko@gmail.com>2015-05-12 18:30:53 +0200
commit89bacb9c25a58454ff1878e67f7ea07ffc8c269f (patch)
tree51f1ff6c66aebe1b6109b1cffcc2bb8e4cf760a3 /tests/pending/run/t6221
parenta0fa33deafbea1bf53edc068c5ed9db5592822f9 (diff)
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Run tests as they were in scala.
Diffstat (limited to 'tests/pending/run/t6221')
-rw-r--r--tests/pending/run/t6221/Macros_1.scala23
-rw-r--r--tests/pending/run/t6221/Test_2.scala10
2 files changed, 33 insertions, 0 deletions
diff --git a/tests/pending/run/t6221/Macros_1.scala b/tests/pending/run/t6221/Macros_1.scala
new file mode 100644
index 000000000..0aeaa00c8
--- /dev/null
+++ b/tests/pending/run/t6221/Macros_1.scala
@@ -0,0 +1,23 @@
+import language.experimental.macros
+import language.implicitConversions
+import scala.reflect.macros.blackbox.Context
+import scala.reflect.runtime.universe.Tree
+
+class ReflectiveClosure[A, B](val tree: Tree, fn: A => B) extends (A => B) {
+ def apply(x: A) = fn(x)
+}
+
+object ReflectiveClosure {
+ implicit def reflectClosure[A, B](f: A => B): ReflectiveClosure[A, B] = macro Macros.reflectiveClosureImpl[A, B]
+}
+
+object Macros {
+ def reflectiveClosureImpl[A, B](c: Context)(f: c.Expr[A => B]): c.Expr[ReflectiveClosure[A, B]] = {
+ import c.universe._
+ import internal._
+ val u = gen.mkRuntimeUniverseRef
+ val m = EmptyTree
+ val tree = c.Expr[scala.reflect.runtime.universe.Tree](Select(c.reifyTree(u, m, f.tree), newTermName("tree")))
+ c.universe.reify(new ReflectiveClosure(tree.splice, f.splice))
+ }
+}
diff --git a/tests/pending/run/t6221/Test_2.scala b/tests/pending/run/t6221/Test_2.scala
new file mode 100644
index 000000000..9f6b2280a
--- /dev/null
+++ b/tests/pending/run/t6221/Test_2.scala
@@ -0,0 +1,10 @@
+object Test extends App {
+ implicit class PimpedList[T](val list: List[T]) {
+ def query(predicate: ReflectiveClosure[T, Boolean]): List[T] = {
+ println(predicate.tree)
+ list filter predicate
+ }
+ }
+
+ List(1, 2, 3).query(x => x % 2 == 0)
+} \ No newline at end of file