* config value hook :on_change wasn't called from unset()

diff --git a/lib/rbot/config.rb b/lib/rbot/config.rb
index d04546c6afbd61804b02c64b09bf586efc34440c..a1762988c98aab3d22b0c292fa1c7bfa0949328a 100644 (file)
--- a/lib/rbot/config.rb
+++ b/lib/rbot/config.rb
@@ -71,6 +71,7 @@ module Irc
     def unset
       @manager.config.delete(@key)
       @manager.changed = true
+      @on_change.call(@manager.bot, value) if @on_change
     end
 
     # set string will raise ArgumentErrors on failed parse/validate