fcitx: show available engines in module description

2016-02-28 07:12:55 -06:00
parent a91161aa57
commit efad7bd47d
1 changed files with 8 additions and 4 deletions
@@ -18,10 +18,14 @@ in
        type    = with types; listOf fcitxEngine;
        default = [];
        example = literalExample "with pkgs.fcitx-engines; [ mozc hangul ]";
-        description = ''
-          Enabled Fcitx engines.
-          Available engines can be found by running `nix-env "&lt;nixpkgs&gt;" . -qaP -A fcitx-engines`.
-        '';
+        description =
+          let
+            engines =
+              lib.concatStringsSep ", "
+              (map (name: "<literal>${name}</literal>")
+               (lib.attrNames pkgs.fcitx-engines));
+          in
+            "Enabled Fcitx engines. Available engines are: ${engines}.";
      };
    };