bookmarks: Add -B option to incoming/outgoing to compare bookmarks stable

bookmarks: Add -B option to incoming/outgoing to compare bookmarks

We add a -B/--bookmarks option to hg incmoing and hg outgoing. If the option
is passed we compare bookmarks instead of changesets. This can be used
to see which bookmarks do not exists on the remote site.

--- a/hgext/bookmarks.py	Tue Jun 22 15:33:58 2010 -0500
+++ b/hgext/bookmarks.py	Sun Jun 20 12:26:48 2010 +0200
@@ -30,7 +30,7 @@
 
 from mercurial.i18n import _
 from mercurial.node import nullid, nullrev, hex, short
-from mercurial import util, commands, repair, extensions, pushkey, hg
+from mercurial import util, commands, repair, extensions, pushkey, hg, url
 import os
 
 def write(repo):
@@ -445,6 +445,37 @@
 
     return result
 
+def diffbookmarks(ui, repo, remote):
+    ui.status(_("searching for changes\n"))
+
+    lmarks = repo.listkeys('bookmarks')
+    rmarks = remote.listkeys('bookmarks')
+
+    diff = set(rmarks) - set(lmarks)
+    for k in diff:
+        ui.write("   %-25s %s\n" % (k, rmarks[k][:12]))
+
+    if len(diff) <= 0:
+        ui.status(_("no changes found\n"))
+
+def incoming(oldincoming, ui, repo, source="default", **opts):
+    if opts.get('bookmarks'):
+        source, branches = hg.parseurl(ui.expandpath(source), opts.get('branch'))
+        other = hg.repository(hg.remoteui(repo, opts), source)
+        ui.status(_('comparing with %s\n') % url.hidepassword(source))
+        diffbookmarks(ui, repo, other)
+    else:
+        oldincoming(ui, repo, source, **opts)
+
+def outgoing(oldoutgoing, ui, repo, source="default", **opts):
+    if opts.get('bookmarks'):
+        source, branches = hg.parseurl(ui.expandpath(source), opts.get('branch'))
+        other = hg.repository(hg.remoteui(repo, opts), source)
+        ui.status(_('comparing with %s\n') % url.hidepassword(source))
+        diffbookmarks(ui, other, repo)
+    else:
+        oldoutgoing(ui, repo, source, **opts)
+
 def uisetup(ui):
     extensions.wrapfunction(repair, "strip", strip)
     if ui.configbool('bookmarks', 'track.current'):
@@ -456,6 +487,12 @@
     entry = extensions.wrapcommand(commands.table, 'push', push)
     entry[1].append(('B', 'bookmark', [],
                      _("bookmark to export")))
+    entry = extensions.wrapcommand(commands.table, 'incoming', incoming)
+    entry[1].append(('B', 'bookmarks', False,
+                     _("compare bookmark")))
+    entry = extensions.wrapcommand(commands.table, 'outgoing', outgoing)
+    entry[1].append(('B', 'bookmarks', False,
+                     _("compare bookmark")))
 
     pushkey.register('bookmarks', pushbookmark, listbookmarks)