From fee5dc9553d75392a138311d527bdcdca218b9bc Mon Sep 17 00:00:00 2001
From: Pepe Iborra <pepeiborra@gmail.com>
Date: Mon, 18 May 2020 10:19:58 +0100
Subject: [PATCH] Update exe/Rules.hs

Co-authored-by: Moritz Kiefer <moritz.kiefer@purelyfunctional.org>
---
 exe/Rules.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exe/Rules.hs b/exe/Rules.hs
index a7359e948..a075dcaea 100644
--- a/exe/Rules.hs
+++ b/exe/Rules.hs
@@ -119,7 +119,7 @@ createSession (ComponentOptions theOpts _) = do
     --   - version mismatches
     case installationCheck of
         InstallationNotFound{..} ->
-            error $ "GHC installation not found in libdir: " <> libdir
+            fail $ "GHC installation not found in libdir: " <> libdir
         InstallationMismatch{..} ->
             return GhcVersionMismatch{..}
         InstallationChecked installationVersion ghcLibCheck ->