From: Evgeniy Khramtsov <ekhramtsov@process-one.net>
Date: Wed, 27 Jul 2016 15:05:11 +0000 (+0300)
Subject: Fix type spec for set_from_to/3
X-Git-Tag: 16.12-beta1~112
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1097d31d636899d31a4062ec8d48ce58b55c0206;p=ejabberd

Fix type spec for set_from_to/3
---

diff --git a/src/xmpp.erl b/src/xmpp.erl
index 5b7e3d1cc..6e8145190 100644
--- a/src/xmpp.erl
+++ b/src/xmpp.erl
@@ -205,9 +205,9 @@ set_to(#iq{} = IQ, J) -> IQ#iq{to = J};
 set_to(#message{} = Msg, J) -> Msg#message{to = J};
 set_to(#presence{} = Pres, J) -> Pres#presence{to = J}.
 
--spec set_from_to(iq(), jid:jid(), jid:jid()) -> iq();
-		 (message(), jid:jid(), jid:jid()) -> message();
-		 (presence(), jid:jid(), jid:jid()) -> presence().
+-spec set_from_to(iq(), undefined | jid:jid(), undefined | jid:jid()) -> iq();
+		 (message(), undefined | jid:jid(), undefined | jid:jid()) -> message();
+		 (presence(), undefined | jid:jid(), undefined | jid:jid()) -> presence().
 set_from_to(#iq{} = IQ, F, T) -> IQ#iq{from = F, to = T};
 set_from_to(#message{} = Msg, F, T) -> Msg#message{from = F, to = T};
 set_from_to(#presence{} = Pres, F, T) -> Pres#presence{from = F, to = T}.