From d6c797dc2edf3f9aaf5a5fb51afcde1f676327d2 Mon Sep 17 00:00:00 2001
From: Lennart Spitzner <hexagoxel@hexagoxel.de>
Date: Fri, 4 Mar 2022 14:36:25 +0000
Subject: [PATCH] Write summary-line to stderr instead of stdout

---
 src-hxbrief/Main.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src-hxbrief/Main.hs b/src-hxbrief/Main.hs
index 2abac4d..c8d6c7e 100644
--- a/src-hxbrief/Main.hs
+++ b/src-hxbrief/Main.hs
@@ -659,7 +659,7 @@ main = B.mainFromCmdParser $ do
         pure (lastLine, ecMay)
 
       flushConcurrentOutput
-      unless omitSummary $ outputConcurrent lastLine
+      unless omitSummary $ errorConcurrent lastLine
       case ecMay of
         Nothing -> throwIO UserInterrupt -- essentially re-throw
         Just ec -> exitWith ec