Introduces scala-reflect.jar

1 files changed, 26 insertions, 0 deletions

diff --git a/src/reflect/scala/reflect/runtime/package.scala b/src/reflect/scala/reflect/runtime/package.scala
new file mode 100644
index 0000000000..a5809a2629
--- /dev/null
+++ b/src/reflect/scala/reflect/runtime/package.scala
@@ -0,0 +1,26 @@
+package scala.reflect
+
+import language.experimental.macros
+
+package object runtime {
+
+  // type is api.JavaUniverse because we only want to expose the `scala.reflect.api.*` subset of reflection
+  lazy val universe: api.JavaUniverse = new runtime.JavaUniverse
+
+  // [Eugene++ to Martin] removed `mirrorOfLoader`, because one can use `universe.runtimeMirror` instead
+
+  def currentMirror: universe.Mirror = macro Macros.currentMirror
+}
+
+package runtime {
+  object Macros {
+    def currentMirror(c: scala.reflect.makro.Context): c.Expr[universe.Mirror] = {
+      import c.universe._
+      val runtimeClass = c.reifyEnclosingRuntimeClass
+      if (runtimeClass.isEmpty) c.abort(c.enclosingPosition, "call site does not have an enclosing class")
+      val runtimeUniverse = Select(Select(Select(Ident(newTermName("scala")), newTermName("reflect")), newTermName("runtime")), newTermName("universe"))
+      val currentMirror = Apply(Select(runtimeUniverse, newTermName("runtimeMirror")), List(Select(runtimeClass, newTermName("getClassLoader"))))
+      c.Expr[Nothing](currentMirror)(c.TypeTag.Nothing)
+    }
+  }
+}