# HG changeset patch
# User Augie Fackler <augie@google.com>
# Date 2017-10-14 19:37:33
# Node ID 60e7da55e5e6142a20bbb047634aa0b47f8165e5
# Parent  6e1b05692b2cd4e1b7979c5aed20762a3374cfe0

hgweb: set sent_headers attr as early as practical

While doing Python 3 porting work, I've seen exceptions happen in
parts of hgweb we normally assume are robust. It won't hurt anything
to set this attribute significantly earlier, so let's do so and save
confusing during the porting process.

Differential Revision: https://phab.mercurial-scm.org/D1085

diff --git a/mercurial/hgweb/server.py b/mercurial/hgweb/server.py
--- a/mercurial/hgweb/server.py
+++ b/mercurial/hgweb/server.py
@@ -115,6 +115,7 @@ class _httprequesthandler(httpservermod.
         self.do_POST()
 
     def do_hgweb(self):
+        self.sent_headers = False
         path, query = _splitURI(self.path)
 
         env = {}
@@ -167,7 +168,6 @@ class _httprequesthandler(httpservermod.
 
         self.saved_status = None
         self.saved_headers = []
-        self.sent_headers = False
         self.length = None
         self._chunked = None
         for chunk in self.server.application(env, self._start_response):