Handle CAP NEW and CAP DEL.

diff --git a/ircplom/client.py b/ircplom/client.py
index 97d07866696b6e305a0c1c19ad4f1bb37a8b9dca..9c679c6ef0d4e32209bdd20f4e6a1f7df70be1dc 100644 (file)
--- a/ircplom/client.py
+++ b/ircplom/client.py
@@ -86,8 +86,12 @@ class _CapsManager:
 
     def process_msg(self, params: tuple[str, ...]) -> list[str]:
         'Parse CAP params to negot. steps, DB inputs; once done return latter.'
-        if self._challenge_met('END'):
+        if params[0] in {'NEW', 'DEL'}:  # don't bother fiddling, just re-do
+            self.clear()
+            self.challenge('LS', '302')
             return []
+        if self._challenge_met('END'):
+            return [f'ignoring post-END CAP message not NEW, DEL: {params}']
         match params[0]:
             case 'LS' | 'LIST':
                 self._collect_caps(params)