# HG changeset patch
# User Augie Fackler <augie@google.com>
# Date 2017-10-05 18:12:51
# Node ID e21f274cccea6ae15523830f7a4d5229ef77ec85
# Parent  b521b3a79afd63047f0e30491602389d5c98e65f

hgweb: in protocol adapter, avoid control reaching end of non-void function

This greatly confounded some Python 3 porting work, once it was
managing to get this far.

Differential Revision: https://phab.mercurial-scm.org/D962

diff --git a/mercurial/hgweb/protocol.py b/mercurial/hgweb/protocol.py
--- a/mercurial/hgweb/protocol.py
+++ b/mercurial/hgweb/protocol.py
@@ -15,6 +15,7 @@ from .common import (
 )
 
 from .. import (
+    error,
     util,
     wireproto,
 )
@@ -199,3 +200,4 @@ def call(repo, req, cmd):
         rsp = rsp.message
         req.respond(HTTP_OK, HGERRTYPE, body=rsp)
         return []
+    raise error.ProgrammingError('hgweb.protocol internal failure', rsp)