An interactive tool to help find owners covering current change list.

git_cl.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Copyright (C) 2008 Evan Martin <martine@danga.com>
 
 """A git-command for integrating reviews on Rietveld."""
 
 from distutils.version import LooseVersion
+import glob
 import json
 import logging
 import optparse
 import os
 import Queue
 import re
 import stat
 import sys
 import textwrap
 import threading
@@ skipping 10 matching lines @@
 from third_party import upload
 import breakpad  # pylint: disable=W0611
 import fix_encoding
 import gclient_utils
 import presubmit_support
 import rietveld
 import scm
 import subcommand
 import subprocess2
 import watchlists
+import owners_finder
 
 __version__ = '1.0'
 
 DEFAULT_SERVER = 'https://codereview.appspot.com'
 POSTUPSTREAM_HOOK_PATTERN = '.git/hooks/post-cl-%s'
 DESCRIPTION_BACKUP_FILE = '~/.git_cl_description_backup'
 GIT_INSTRUCTIONS_URL = 'http://code.google.com/p/chromium/wiki/UsingNewGit'
 CHANGE_ID = 'Change-Id:'
 
 # Shortcut since it quickly becomes redundant.
@@ skipping 2068 matching lines @@
   _, args = parser.parse_args(args)
   if args:
     parser.error('Unrecognized args: %s' % ' '.join(args))
   cl = Changelist()
   # Ensure there actually is an issue to close.
   cl.GetDescription()
   cl.CloseIssue()
   return 0
 
 
+def CMDowners(parser, args):
+  """interactively find the owners for reviewing"""
+  parser.add_option(
+      '--no-color',
+      action='store_true',
+      help='Use this option to disable color output')
+  options, args = parser.parse_args(args)
+
+  author = RunGit(['config', 'user.email']).strip() or None
+
+  cl = Changelist()
+
+  if args:
+    if len(args) > 1:
+      parser.error('Unknown args')
+    base_branch = args[0]
+  else:
+    # Default to diffing against the common ancestor of the upstream branch.
+    base_branch = RunGit(['merge-base', cl.GetUpstreamBranch(), 'HEAD']).strip()
+
+  change = cl.GetChange(base_branch, None)
+  return owners_finder.OwnersFinder(
+      [f.LocalPath() for f in
+          cl.GetChange(base_branch, None).AffectedFiles()],
+      change.RepositoryRoot(), author,
+      fopen=file, os_path=os.path, glob=glob.glob,
+      disable_color=options.no_color).run()
+
+
 def CMDformat(parser, args):
   """Runs clang-format on the diff."""
   CLANG_EXTS = ['.cc', '.cpp', '.h']
   parser.add_option('--full', action='store_true', default=False)
   opts, args = parser.parse_args(args)
   if args:
     parser.error('Unrecognized args: %s' % ' '.join(args))
 
   # Generate diff for the current branch's changes.
   diff_cmd = ['diff', '--no-ext-diff', '--no-prefix']
@@ skipping 86 matching lines @@
         ('AppEngine is misbehaving and returned HTTP %d, again. Keep faith '
           'and retry or visit go/isgaeup.\n%s') % (e.code, str(e)))
 
 
 if __name__ == '__main__':
   # These affect sys.stdout so do it outside of main() to simplify mocks in
   # unit testing.
   fix_encoding.fix_encoding()
   colorama.init()
   sys.exit(main(sys.argv[1:]))