From 22fc666f965da946656968ddfa0be417d142d4fa Mon Sep 17 00:00:00 2001
From: Christian Heller <c.heller@plomlompom.de>
Date: Mon, 18 Aug 2025 17:52:35 +0200
Subject: [PATCH] Handle 432 with aborting connection.

---
 ircplom/client.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ircplom/client.py b/ircplom/client.py
index 05ea0dd..248a3ba 100644
--- a/ircplom/client.py
+++ b/ircplom/client.py
@@ -530,6 +530,9 @@ class Client(ABC, ClientQueueMixin):
             # '@'-split because <https://defs.ircdocs.horse/defs/numerics>
             # claims: "<hostname> can also be in the form <user@hostname>"
             self._db.client_host = msg.params[1].split('@')[-1]
+        elif msg.match('432', 3):  # ERR_ERRONEOUSNICKNAME
+            self._log('nickname refused for bad format, giving up', alert=True)
+            self.close()
         elif msg.match('433', 3):  # ERR_NICKNAMEINUSE
             new_nick = self._db.nick_incremented
             self._log('nickname already in use, trying {new_nick}', alert=True)
-- 
2.30.2