From 1e6a84b7af71f579f2467619f504d1cfe43bb3e9 Mon Sep 17 00:00:00 2001
From: Silvan Mosberger <contact@infinisil.com>
Date: Wed, 2 Sep 2020 16:10:17 +0200
Subject: [PATCH] nixos/modules: Allow options to be coerced to a string for
 convenience

---
 lib/modules.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/modules.nix b/lib/modules.nix
index 1902db5c616..9ff8f4701bb 100644
--- a/lib/modules.nix
+++ b/lib/modules.nix
@@ -665,6 +665,8 @@ rec {
         definitions = map (def: def.value) res.defsFinal;
         files = map (def: def.file) res.defsFinal;
         inherit (res) isDefined;
+        # This allows options to be correctly displayed using `${options.path.to.it}`
+        __toString = _: showOption loc;
       };
 
   # Merge definitions of a value of a given type.