From 639c6b91a920b1129af298a598abc1ebc2d6c794 Mon Sep 17 00:00:00 2001
From: Thomas Tuegel <ttuegel@gmail.com>
Date: Fri, 26 Feb 2016 18:43:54 -0600
Subject: [PATCH] ibus: add engine list to module description

---
 nixos/modules/i18n/inputMethod/ibus.nix | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/nixos/modules/i18n/inputMethod/ibus.nix b/nixos/modules/i18n/inputMethod/ibus.nix
index 581a0451990..bb80f43634d 100644
--- a/nixos/modules/i18n/inputMethod/ibus.nix
+++ b/nixos/modules/i18n/inputMethod/ibus.nix
@@ -28,10 +28,14 @@ in
         type    = with types; listOf ibusEngine;
         default = [];
         example = literalExample "with pkgs.ibus-engines; [ mozc hangul ]";
-        description = ''
-          Enabled IBus engines.
-          Available engines can be found by running `nix-env "&lt;nixpkgs&gt;" . -qaP -A ibus-engines`.
-        '';
+        description =
+          let
+            engines =
+              lib.concatStringsSep ", "
+              (map (name: "<literal>${name}</literal>")
+               (lib.attrNames pkgs.ibus-engines));
+          in
+            "Enabled IBus engines. Available engines are: ${engines}.";
       };
     };
   };