Migrating common checks to a location that affects all chromium projects.

PRESUBMIT.py

Index: PRESUBMIT.py
===================================================================
--- PRESUBMIT.py	(revision 79280)
+++ PRESUBMIT.py	(working copy)
@@ -8,8 +8,6 @@
 for more details about the presubmit API built into gcl.
 """
 
-import time
-
 _EXCLUDED_PATHS = (
     r"^breakpad[\\\/].*",
     r"^net/tools/spdyshark/[\\\/].*",
@@ -18,24 +16,12 @@
     r".*MakeFile$",
 )
 
-_TEXT_FILES = (
-    r".*\.txt",
-    r".*\.json",
-)
 
-_LICENSE_HEADER = (
-     r".*? Copyright \(c\) %s The Chromium Authors\. All rights reserved\.\n"
-     r".*? Use of this source code is governed by a BSD-style license that can "
-       "be\n"
-     r".*? found in the LICENSE file\."
-       "\n"
-) % time.strftime("%Y")
-
-def _CheckNoInterfacesInBase(input_api, output_api, source_file_filter):
+def _CheckNoInterfacesInBase(input_api, output_api):
   """Checks to make sure no files in libbase.a have |@interface|."""
   pattern = input_api.re.compile(r'@interface')
   files = []
-  for f in input_api.AffectedSourceFiles(source_file_filter):
+  for f in input_api.AffectedSourceFiles(input_api.FilterSourceFile):
     if (f.LocalPath().find('base/') != -1 and
         f.LocalPath().find('base/test/') == -1):
       contents = input_api.ReadFile(f)
@@ -50,24 +36,14 @@
         files) ]
   return []
 
-def _CheckSingletonInHeaders(input_api, output_api, source_file_filter):
-  """Checks to make sure no header files have |Singleton<|."""
-  pattern = input_api.re.compile(r'Singleton<')
-  files = []
-  for f in input_api.AffectedSourceFiles(source_file_filter):
-    if (f.LocalPath().endswith('.h') or f.LocalPath().endswith('.hxx') or
-        f.LocalPath().endswith('.hpp') or f.LocalPath().endswith('.inl')):
-      contents = input_api.ReadFile(f)
-      if pattern.search(contents):
-        files.append(f)
 
-  if len(files):
-    return [ output_api.PresubmitError(
-        'Found Singleton<T> in the following header files.\n' +
-        'Please move them to an appropriate source file so that the ' +
-        'template gets instantiated in a single compilation unit.',
-        files) ]
-  return []
+def _CommonChecks(input_api, output_api):
+  """Checks common to both upload and commit."""
+  results = []
+  results.extend(input_api.canned_checks.PanProjectChecks(
+      input_api, output_api, excluded_paths=_EXCLUDED_PATHS))
+  results.extend(_CheckNoInterfacesInBase(input_api, output_api))
+  return results
 
 
 def _CheckSubversionConfig(input_api, output_api):
@@ -114,66 +90,6 @@
   return []
 
 
-def _CheckConstNSObject(input_api, output_api, source_file_filter):
-  """Checks to make sure no objective-c files have |const NSSomeClass*|."""
-  pattern = input_api.re.compile(r'const\s+NS\w*\s*\*')
-  files = []
-  for f in input_api.AffectedSourceFiles(source_file_filter):
-    if f.LocalPath().endswith('.h') or f.LocalPath().endswith('.mm'):
-      contents = input_api.ReadFile(f)
-      if pattern.search(contents):
-        files.append(f)
-
-  if len(files):
-    if input_api.is_committing:
-      res_type = output_api.PresubmitPromptWarning
-    else:
-      res_type = output_api.PresubmitNotifyResult
-    return [ res_type('|const NSClass*| is wrong, see ' +
-                      'http://dev.chromium.org/developers/clang-mac',
-                      files) ]
-  return []
-
-
-def _CommonChecks(input_api, output_api):
-  results = []
-  # What does this code do?
-  # It loads the default black list (e.g. third_party, experimental, etc) and
-  # add our black list (breakpad, skia and v8 are still not following
-  # google style and are not really living this repository).
-  # See presubmit_support.py InputApi.FilterSourceFile for the (simple) usage.
-  black_list = input_api.DEFAULT_BLACK_LIST + _EXCLUDED_PATHS
-  white_list = input_api.DEFAULT_WHITE_LIST + _TEXT_FILES
-  sources = lambda x: input_api.FilterSourceFile(x, black_list=black_list)
-  text_files = lambda x: input_api.FilterSourceFile(x, black_list=black_list,
-                                                    white_list=white_list)
-
-  # TODO(dpranke): enable upload as well
-  if input_api.is_committing:
-    results.extend(input_api.canned_checks.CheckOwners(
-        input_api, output_api, source_file_filter=sources))
-
-  results.extend(input_api.canned_checks.CheckLongLines(
-      input_api, output_api, source_file_filter=sources))
-  results.extend(input_api.canned_checks.CheckChangeHasNoTabs(
-      input_api, output_api, source_file_filter=sources))
-  results.extend(input_api.canned_checks.CheckChangeHasNoStrayWhitespace(
-      input_api, output_api, source_file_filter=sources))
-  results.extend(input_api.canned_checks.CheckChangeSvnEolStyle(
-      input_api, output_api, source_file_filter=text_files))
-  results.extend(input_api.canned_checks.CheckSvnForCommonMimeTypes(
-      input_api, output_api))
-  results.extend(input_api.canned_checks.CheckLicense(
-      input_api, output_api, _LICENSE_HEADER, source_file_filter=sources))
-  results.extend(_CheckConstNSObject(
-      input_api, output_api, source_file_filter=sources))
-  results.extend(_CheckSingletonInHeaders(
-      input_api, output_api, source_file_filter=sources))
-  results.extend(_CheckNoInterfacesInBase(
-      input_api, output_api, source_file_filter=sources))
-  return results
-
-
 def CheckChangeOnUpload(input_api, output_api):
   results = []
   results.extend(_CommonChecks(input_api, output_api))