[PATCH 3 of 5 modernize-streamclone] exchange: expose property on pulloperation for bundle2 availability

Gregory Szorc gregory.szorc at gmail.com
Sun Oct 4 15:11:29 CDT 2015


# HG changeset patch
# User Gregory Szorc <gregory.szorc at gmail.com>
# Date 1443985410 25200
#      Sun Oct 04 12:03:30 2015 -0700
# Node ID 1aa7ea121a54e5e2b6aaa3268452e7309fec7df5
# Parent  bd70e2580060df39691b6e1106914e230efe079e
exchange: expose property on pulloperation for bundle2 availability

Like the previous patch, the value is cached and will prevent a function
level import in streamclone.py.

diff --git a/mercurial/exchange.py b/mercurial/exchange.py
--- a/mercurial/exchange.py
+++ b/mercurial/exchange.py
@@ -884,8 +884,12 @@ class pulloperation(object):
             # sync on this subset
             return self.heads
 
     @util.propertycache
+    def canusebundle2(self):
+        return _canusebundle2(self)
+
+    @util.propertycache
     def bundle2caps(self):
         return bundle2.bundle2caps(self.remote)
 
     def gettransaction(self):
@@ -960,9 +964,9 @@ def pull(repo, remote, heads=None, force
     try:
         pullop.trmanager = transactionmanager(repo, 'pull', remote.url())
         streamclone.maybeperformlegacystreamclone(pullop)
         _pulldiscovery(pullop)
-        if _canusebundle2(pullop):
+        if pullop.canusebundle2:
             _pullbundle2(pullop)
         _pullchangeset(pullop)
         _pullphase(pullop)
         _pullbookmarks(pullop)
@@ -1011,9 +1015,9 @@ def _pullbookmarkbundle1(pullop):
     If not using bundle2, we have to fetch bookmarks before changeset
     discovery to reduce the chance and impact of race conditions."""
     if pullop.remotebookmarks is not None:
         return
-    if _canusebundle2(pullop) and 'listkeys' in pullop.bundle2caps:
+    if pullop.canusebundle2 and 'listkeys' in pullop.bundle2caps:
         # all known bundle2 servers now support listkeys, but lets be nice with
         # new implementation.
         return
     pullop.remotebookmarks = pullop.remote.listkeys('bookmarks')


More information about the Mercurial-devel mailing list