# HG changeset patch
# User Gábor Stefanik <gabor.stefanik@nng.com>
# Date 1518443649 -3600
# Node ID 7da1dad166b56c4db3e01be48915229973ed26cd
# Parent  1085c904d8c04d51c6897027fe9c7bae0964b64b
client: ignore close() on non-open clients (issue5751)

Closing a client twice currently triggers a rather confusing exception.
Instead, follow the convention set by Python's file objects, and ignore close()
commands on non-open clients.

diff -r 1085c904d8c0 -r 7da1dad166b5 hglib/client.py
--- a/hglib/client.py	Thu Feb 01 15:10:02 2018 -0500
+++ b/hglib/client.py	Mon Feb 12 14:54:09 2018 +0100
@@ -291,6 +291,8 @@
         Attempting to call any function afterwards that needs to
         communicate with the server will raise a ValueError.
         """
+        if not self.server:
+            return 0
         return self._close()[0]
 
     def _close(self):