outgoing: move code from commands to cmdutil

This makes it easier to reuse it in a recursive fashion for subrepos.

mercurial/commands.py

@@ -2672,33 +2672,7 b' def outgoing(ui, repo, dest=None, **opts'
 
     Returns 0 if there are outgoing changes, 1 otherwise.
     """
-    limit = cmdutil.loglimit(opts)
-    dest = ui.expandpath(dest or 'default-push', dest or 'default')
-    dest, branches = hg.parseurl(dest, opts.get('branch'))
-    revs, checkout = hg.addbranchrevs(repo, repo, branches, opts.get('rev'))
-    if revs:
-        revs = [repo.lookup(rev) for rev in revs]
-
-    other = hg.repository(hg.remoteui(repo, opts), dest)
-    ui.status(_('comparing with %s\n') % url.hidepassword(dest))
-    o = discovery.findoutgoing(repo, other, force=opts.get('force'))
-    if not o:
-        ui.status(_("no changes found\n"))
-        return 1
-    o = repo.changelog.nodesbetween(o, revs)[0]
-    if opts.get('newest_first'):
-        o.reverse()
-    displayer = cmdutil.show_changeset(ui, repo, opts)
-    count = 0
-    for n in o:
-        if limit is not None and count >= limit:
-            break
-        parents = [p for p in repo.changelog.parents(n) if p != nullid]
-        if opts.get('no_merges') and len(parents) == 2:
-            continue
-        count += 1
-        displayer.show(repo[n])
-    displayer.close()
+    return hg.outgoing(ui, repo, dest, opts)
 
 def parents(ui, repo, file_=None, **opts):
     """show the parents of the working directory or revision

mercurial/hg.py

@@ -8,8 +8,10 b''
 
 from i18n import _
 from lock import release
+from node import hex, nullid, nullrev, short
 import localrepo, bundlerepo, httprepo, sshrepo, statichttprepo
 import lock, util, extensions, error, encoding, node
+import cmdutil, discovery, url
 import merge as mergemod
 import verify as verifymod
 import errno, os, shutil
@@ -406,6 +408,35 b' def merge(repo, node, force=None, remind'
         repo.ui.status(_("(branch merge, don't forget to commit)\n"))
     return stats[3] > 0
 
+def outgoing(ui, repo, dest, opts):
+    limit = cmdutil.loglimit(opts)
+    dest = ui.expandpath(dest or 'default-push', dest or 'default')
+    dest, branches = parseurl(dest, opts.get('branch'))
+    revs, checkout = addbranchrevs(repo, repo, branches, opts.get('rev'))
+    if revs:
+        revs = [repo.lookup(rev) for rev in revs]
+
+    other = repository(remoteui(repo, opts), dest)
+    ui.status(_('comparing with %s\n') % url.hidepassword(dest))
+    o = discovery.findoutgoing(repo, other, force=opts.get('force'))
+    if not o:
+        ui.status(_("no changes found\n"))
+        return 1
+    o = repo.changelog.nodesbetween(o, revs)[0]
+    if opts.get('newest_first'):
+        o.reverse()
+    displayer = cmdutil.show_changeset(ui, repo, opts)
+    count = 0
+    for n in o:
+        if limit is not None and count >= limit:
+            break
+        parents = [p for p in repo.changelog.parents(n) if p != nullid]
+        if opts.get('no_merges') and len(parents) == 2:
+            continue
+        count += 1
+        displayer.show(repo[n])
+    displayer.close()
+
 def revert(repo, node, choose):
     """revert changes to revision in node without updating dirstate"""
     return mergemod.update(repo, node, False, True, choose)[3] > 0