diff --git a/util/collection/Relation.scala b/util/collection/Relation.scala
index c5195ffb7..dce3d9048 100644
--- a/util/collection/Relation.scala
+++ b/util/collection/Relation.scala
@@ -17,7 +17,6 @@ object Relation
 		make(forward, reverse)
 	}
 
-
 	private[sbt] def remove[X,Y](map: M[X,Y], from: X, to: Y): M[X,Y] =
 		map.get(from) match {
 			case Some(tos) =>
diff --git a/util/collection/Show.scala b/util/collection/Show.scala
index b19a6ca2d..fe4e85950 100644
--- a/util/collection/Show.scala
+++ b/util/collection/Show.scala
@@ -2,4 +2,8 @@ package sbt
 
 trait Show[T] {
 	def apply(t: T): String
+}
+object Show
+{
+	def apply[T](f: T => String): Show[T] = new Show[T] { def apply(t: T): String = f(t) }
 }
\ No newline at end of file
diff --git a/util/complete/Parser.scala b/util/complete/Parser.scala
index 5c7bcddc3..a23ae3f48 100644
--- a/util/complete/Parser.scala
+++ b/util/complete/Parser.scala
@@ -431,7 +431,8 @@ private final class ParserSeq[T](a: Seq[Parser[T]], errors: => Seq[String]) exte
 	{
 		val res = a.map(_.resultEmpty)
 		val (failures, values) = separate(res)(_.toEither)
-		if(failures.isEmpty) Value(values) else mkFailures(failures.flatMap(_()) ++ errors)
+//		if(failures.isEmpty) Value(values) else mkFailures(failures.flatMap(_()) ++ errors)
+		if(values.nonEmpty) Value(values) else mkFailures(failures.flatMap(_()) ++ errors)
 	}
 	def result = {
 		val success = a.flatMap(_.result)