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

git_cl.py

Index: git_cl.py
diff --git a/git_cl.py b/git_cl.py
index db9823042e62a91a1e8258e007cc5a90380c162b..92809723d564ffca042de3ecc118388c966427be 100755
--- a/git_cl.py
+++ b/git_cl.py
@@ -19,6 +19,7 @@ import sys
 import textwrap
 import urllib2
 import urlparse
+import glob
 
 try:
   import readline  # pylint: disable=F0401,W0611
@@ -36,6 +37,7 @@ import rietveld
 import scm
 import subprocess2
 import watchlists
+import owners_finder
 
 
 DEFAULT_SERVER = 'https://codereview.appspot.com'
@@ -1999,6 +2001,35 @@ def CMDset_close(parser, args):
   return 0
 
 
+def CMDowners(parser, args):
+  """interactively find the owners for reviewing"""
+  group = optparse.OptionGroup(parser, 'Find owners options')
+  group.add_option(
+      '--no-color',
+      action='store_true',
+      help='Use this option to disable color output')
+  parser.add_option_group(group)

[Dirk Pranke, 2013/07/27 00:06:03]

I probably wouldn't use an OptionGroup for this, just add the options directly
to the parser.

[Bei Zhang, 2013/07/30 05:59:17]

Done.

+  options, args = parser.parse_args(args)
+
+  if args:
+    if len(args) > 1:
+      parser.error('Unknown args')
+    cl = Changelist()
+    base_branch = args[0]
+  else:
+    cl = Changelist()
+    # 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(),
+      fopen=file, os_path=os.path, glob=glob.glob,
+      disable_color=options.no_color).run()
+
+
 def CMDformat(parser, args):
   """run clang-format on the diff"""
   CLANG_EXTS = ['.cc', '.cpp', '.h']