Add gclient_scm.GitWrapper.pack()

scm.py

 # Copyright (c) 2006-2009 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.
 
 """SCM-specific utility classes."""
 
 import os
 import re
 import shutil
 import subprocess
@@ skipping 50 matching lines @@
     results = []
     if status:
       for statusline in status.split('\n'):
         m = re.match('^(\w)\t(.+)$', statusline)
         if not m:
           raise Exception("status currently unsupported: %s" % statusline)
         results.append(('%s      ' % m.group(1), m.group(2)))
     return results
 
   @staticmethod
+  def RunAndFilterOutput(args,
+                         in_directory,
+                         print_messages,
+                         print_stdout,
+                         filter):
+    """Runs a command, optionally outputting to stdout.
+
+    stdout is passed line-by-line to the given filter function. If
+    print_stdout is true, it is also printed to sys.stdout as in Run.
+
+    Args:
+      args: A sequence of command line parameters to be passed.
+      in_directory: The directory where svn is to be run.
+      print_messages: Whether to print status messages to stdout about
+        which commands are being run.
+      print_stdout: Whether to forward program's output to stdout.
+      filter: A function taking one argument (a string) which will be
+        passed each line (with the ending newline character removed) of
+        program's output for filtering.
+
+    Raises:
+      gclient_utils.Error: An error occurred while running the command.
+    """
+    command = [GIT.COMMAND]
+    command.extend(args)
+    gclient_utils.SubprocessCallAndFilter(command,
+                                          in_directory,
+                                          print_messages,
+                                          print_stdout,
+                                          filter=filter)
+
+  @staticmethod
   def GetEmail(repo_root):
     """Retrieves the user email address if known."""
     # We could want to look at the svn cred when it has a svn remote but it
     # should be fine for now, users should simply configure their git settings.
     return GIT.Capture(['config', 'user.email'],
                        repo_root, error_ok=True).strip()
 
   @staticmethod
   def ShortBranchName(branch):
     """Converts a name like 'refs/heads/foo' to just 'foo'."""
@@ skipping 245 matching lines @@
             args[0] = 'update'
           continue
       break
 
   @staticmethod
   def RunAndFilterOutput(args,
                          in_directory,
                          print_messages,
                          print_stdout,
                          filter):
-    """Runs svn checkout, update, status, or diff, optionally outputting
-    to stdout.
+    """Runs a command, optionally outputting to stdout.
 
-    The first item in args must be either "checkout", "update",
-    "status", or "diff".
-
-    svn's stdout is passed line-by-line to the given filter function. If
+    stdout is passed line-by-line to the given filter function. If
     print_stdout is true, it is also printed to sys.stdout as in Run.
 
     Args:
-      args: A sequence of command line parameters to be passed to svn.
+      args: A sequence of command line parameters to be passed.
       in_directory: The directory where svn is to be run.
       print_messages: Whether to print status messages to stdout about
-        which Subversion commands are being run.
-      print_stdout: Whether to forward Subversion's output to stdout.
+        which commands are being run.
+      print_stdout: Whether to forward program's output to stdout.
       filter: A function taking one argument (a string) which will be
         passed each line (with the ending newline character removed) of
-        Subversion's output for filtering.
+        program's output for filtering.
 
     Raises:
-      Error: An error occurred while running the svn command.
+      gclient_utils.Error: An error occurred while running the command.
     """
     command = [SVN.COMMAND]
     command.extend(args)
-
     gclient_utils.SubprocessCallAndFilter(command,
                                           in_directory,
                                           print_messages,
                                           print_stdout,
                                           filter=filter)
 
   @staticmethod
   def CaptureInfo(relpath, in_directory=None, print_error=True):
     """Returns a dictionary from the svn info output for the given file.
 
@@ skipping 297 matching lines @@
     if not cur_dir_repo_root:
       return None
 
     while True:
       parent = os.path.dirname(directory)
       if (SVN.CaptureInfo(parent, print_error=False).get(
               "Repository Root") != cur_dir_repo_root):
         break
       directory = parent
     return directory