Made a null output sink and applied it to the r...

Made a null output sink and applied it to the recently failing test,
which is displaying non-deterministic output by way of the underlying
parser. No review.

1 files changed, 19 insertions, 0 deletions

diff --git a/src/compiler/scala/tools/nsc/io/NullPrintStream.scala b/src/compiler/scala/tools/nsc/io/NullPrintStream.scala
new file mode 100644
index 0000000000..9340796a83
--- /dev/null
+++ b/src/compiler/scala/tools/nsc/io/NullPrintStream.scala
@@ -0,0 +1,19 @@
+/* NSC -- new Scala compiler
+ * Copyright 2005-2010 LAMP/EPFL
+ * @author Paul Phillips
+ */
+
+package scala.tools.nsc
+package io
+
+import java.io.{ PrintStream, ByteArrayOutputStream }
+
+/** A sink for when you want to discard all output.
+ */
+class NullPrintStream extends PrintStream(new ByteArrayOutputStream()) { }
+
+object NullPrintStream extends NullPrintStream {
+  def setOut() = Console setOut this
+  def setErr() = Console setErr this
+  def setOutAndErr() = { setOut() ; setErr() }
+}