From 943f161fc54ce4a4ca2411eafc76dab716b03c6d Mon Sep 17 00:00:00 2001
From: Eric Sagnes <eric.sagnes@gmail.com>
Date: Fri, 4 Nov 2016 13:03:18 +0900
Subject: [PATCH] ghost-one module: use enum

---
 nixos/modules/services/games/ghost-one.nix | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/nixos/modules/services/games/ghost-one.nix b/nixos/modules/services/games/ghost-one.nix
index 5762148df2b..71ff6bb2f3f 100644
--- a/nixos/modules/services/games/ghost-one.nix
+++ b/nixos/modules/services/games/ghost-one.nix
@@ -21,8 +21,7 @@ in
 
       language = mkOption {
         default = "English";
-        type = types.addCheck types.str
-          (lang: elem lang [ "English" "Spanish" "Russian" "Serbian" "Turkish" ]);
+        type = types.enum [ "English" "Spanish" "Russian" "Serbian" "Turkish" ];
         description = "The language of bot messages: English, Spanish, Russian, Serbian or Turkish.";
       };