1 files changed, 22 insertions, 0 deletions
diff --git a/src/library/scalax/collection/mutable/BuilderProxy.scala b/src/library/scalax/collection/mutable/BuilderProxy.scala
new file mode 100644
index 0000000000..cf5b3d69a5
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+++ b/src/library/scalax/collection/mutable/BuilderProxy.scala
@@ -0,0 +1,22 @@
+/*                     __                                               *\
+**     ________ ___   / /  ___     Scala API                            **
+**    / __/ __// _ | / /  / _ |    (c) 2003-2007, LAMP/EPFL             **
+**  __\ \/ /__/ __ |/ /__/ __ |    http://scala-lang.org/               **
+** /____/\___/_/ |_/____/_/ | |                                         **
+**                          |/                                          **
+\*                                                                      */
+
+// $Id: ListBuffer.scala 14378 2008-03-13 11:39:05Z dragos $
+
+package scalax.collection.mutable
+
+abstract class BuilderProxy[+CC[B], A] extends Builder[CC, A] with Proxy {
+  val self: Builder[DD, A] forSome { type DD[X] }
+  def +=(x: A) = self += x
+  def elements: Iterator[A] = self.elements
+  def result: CC[A]
+  def clear() = self.clear()
+  override def ++=(xs: Iterator[A]) = self ++= xs
+  override def ++=(xs: Iterable[A]) = self ++= xs
+}
+