1 files changed, 36 insertions, 0 deletions
diff --git a/src/compiler/scala/reflect/makro/runtime/Enclosures.scala b/src/compiler/scala/reflect/makro/runtime/Enclosures.scala
new file mode 100644
index 0000000000..f9a6987e48
--- /dev/null
+++ b/src/compiler/scala/reflect/makro/runtime/Enclosures.scala
@@ -0,0 +1,36 @@
+package scala.reflect.makro
+package runtime
+
+trait Enclosures {
+  self: Context =>
+
+  import mirror._
+
+  // vals are eager to simplify debugging
+  // after all we wouldn't save that much time by making them lazy
+
+  val macroApplication: Tree = expandee
+
+  val enclosingMacros: List[Context] = this :: mirror.analyzer.openMacros
+
+  val enclosingImplicits: List[(Type, Tree)] = callsiteTyper.context.openImplicits
+
+  val enclosingPosition: Position = enclosingMacros.find(c => c.macroApplication.pos != NoPosition).map(_.macroApplication.pos).getOrElse(NoPosition)
+
+  val enclosingApplication: Tree = {
+    def loop(context: analyzer.Context): Tree = context match {
+      case analyzer.NoContext => EmptyTree
+      case context if context.tree.isInstanceOf[Apply] => context.tree
+      case context => loop(context.outer)
+    }
+
+    val context = callsiteTyper.context
+    loop(context)
+  }
+
+  val enclosingMethod: Tree = callsiteTyper.context.enclMethod.tree
+
+  val enclosingClass: Tree = callsiteTyper.context.enclClass.tree
+
+  val enclosingUnit: CompilationUnit = currentRun.currentUnit
+}
+\ No newline at end of file