From 5388bb116834196e1b0a9bd9f2622f36e842b3be Mon Sep 17 00:00:00 2001
From: Christopher Vogt <oss.nsp@cvogt.org>
Date: Sun, 19 Mar 2017 19:52:56 -0400
Subject: better error than NullPointerException when directory does not exist

---
 stage2/Lib.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'stage2/Lib.scala')

diff --git a/stage2/Lib.scala b/stage2/Lib.scala
index bb59604..04e68f1 100644
--- a/stage2/Lib.scala
+++ b/stage2/Lib.scala
@@ -202,7 +202,7 @@ final class Lib(val logger: Logger) extends Stage1Lib(logger){
     def depthFirstFileStream(file: File): Vector[File] = {
       (
         if (file.isDirectory) {
-          file.listFiles.toVector.flatMap(depthFirstFileStream(_))
+          file.listOrFail.toVector.flatMap(depthFirstFileStream(_))
         } else Vector()
       ) :+ file
     }
-- 
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