userdata: classes with singleton methods are not dumpable. dup the hash before storage

1 files changed, 5 insertions, 1 deletions

diff --git a/lib/rbot/core/userdata.rb b/lib/rbot/core/userdata.rb
index 72cada78..f7c74a4a 100644
--- a/lib/rbot/core/userdata.rb
+++ b/lib/rbot/core/userdata.rb
@@ -90,10 +90,14 @@ class UserDataModule < CoreBotModule
     return h[key]
   end
 
-  def set_data_hash(user, h)
+  def set_data_hash(user, hh)
     iu = user.to_irc_user
     bu = iu.botuser
 
+    # we .dup the hash to remove singleton methods
+    # and make it dump-able
+    h = hh.dup
+
     @ircuser[iu.nick] = h
     return h if bu.default?