1 files changed, 53 insertions, 0 deletions
diff --git a/tests/disabled/scalac-dependent/pos/t5604/ReplConfig.scala b/tests/disabled/scalac-dependent/pos/t5604/ReplConfig.scala
new file mode 100644
index 000000000..8c589eba6
--- /dev/null
+++ b/tests/disabled/scalac-dependent/pos/t5604/ReplConfig.scala
@@ -0,0 +1,53 @@
+/* NSC -- new Scala compiler
+ * Copyright 2005-2011 LAMP/EPFL
+ * @author Paul Phillips
+ */
+
+package scala.tools.nsc
+package interpreter
+
+import util.Exceptional.unwrap
+import util.stackTraceString
+
+trait ReplConfig {
+  lazy val replProps = new ReplProps
+
+  class TapMaker[T](x: T) {
+    def tapInfo(msg: => String): T  = tap(x => replinfo(parens(x)))
+    def tapDebug(msg: => String): T = tap(x => repldbg(parens(x)))
+    def tapTrace(msg: => String): T = tap(x => repltrace(parens(x)))
+    def tap[U](f: T => U): T = {
+      f(x)
+      x
+    }
+  }
+
+  private def parens(x: Any) = "(" + x + ")"
+  private def echo(msg: => String) =
+    try Console println msg
+    catch { case x: AssertionError => Console.println("Assertion error printing debugging output: " + x) }
+
+  private[nsc] def repldbg(msg: => String)    = if (isReplDebug) echo(msg)
+  private[nsc] def repltrace(msg: => String)  = if (isReplTrace) echo(msg)
+  private[nsc] def replinfo(msg: => String)   = if (isReplInfo)  echo(msg)
+
+  private[nsc] def logAndDiscard[T](label: String, alt: => T): PartialFunction[Throwable, T] = {
+    case t =>
+      repldbg(label + ": " + unwrap(t))
+      repltrace(stackTraceString(unwrap(t)))
+      alt
+  }
+  private[nsc] def substituteAndLog[T](alt: => T)(body: => T): T =
+    substituteAndLog("" + alt, alt)(body)
+  private[nsc] def substituteAndLog[T](label: String, alt: => T)(body: => T): T = {
+    try body
+    catch logAndDiscard(label, alt)
+  }
+  private[nsc] def squashAndLog(label: String)(body: => Unit): Unit =
+    substituteAndLog(label, ())(body)
+
+  def isReplTrace: Boolean = replProps.trace
+  def isReplDebug: Boolean = replProps.debug || isReplTrace
+  def isReplInfo: Boolean  = replProps.info || isReplDebug
+  def isReplPower: Boolean = replProps.power
+}