From 05cf64b9f9f5db7f0d292d10a59ac372ff549242 Mon Sep 17 00:00:00 2001
From: Karl Hallsby <karl@hallsby.com>
Date: Sat, 27 Jun 2020 16:01:28 +0200
Subject: [PATCH] mbsync: acc comment explaining why groups attr set is never
 empty

---
 modules/programs/mbsync-accounts.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules/programs/mbsync-accounts.nix b/modules/programs/mbsync-accounts.nix
index 0ad29c4f..fc0bbc5d 100644
--- a/modules/programs/mbsync-accounts.nix
+++ b/modules/programs/mbsync-accounts.nix
@@ -165,6 +165,9 @@ in {
     groups = mkOption {
       type = types.attrsOf (types.submodule perAccountGroups);
       default = { };
+      # The default cannot actually be empty, but contains an attribute set where
+      # the channels set is empty. If a group is specified, then a name is given,
+      # creating the attribute set.
       description = ''
         Some email providers (Gmail) have a different directory hierarchy for
         synchronized email messages. Namely, when using mbsync without specifying