CSE2410 Fall 2014 Bounce

# Copyright 2012 the V8 project authors. All rights reserved.

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# modification, are permitted provided that the following conditions are

# met:

#

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#       with the distribution.

#     * Neither the name of Google Inc. nor the names of its

#       contributors may be used to endorse or promote products derived

#       from this software without specific prior written permission.

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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

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"""Top-level presubmit script for V8.

See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts

for more details about the presubmit API built into gcl.

"""

def _V8PresubmitChecks(input_api, output_api):

  """Runs the V8 presubmit checks."""

  import sys

  sys.path.append(input_api.os_path.join(

        input_api.PresubmitLocalPath(), 'tools'))

  from presubmit import CppLintProcessor

  from presubmit import SourceProcessor

  results = []

  if not CppLintProcessor().Run(input_api.PresubmitLocalPath()):

    results.append(output_api.PresubmitError("C++ lint check failed"))

  if not SourceProcessor().Run(input_api.PresubmitLocalPath()):

    results.append(output_api.PresubmitError(

        "Copyright header, trailing whitespaces and two empty lines " \

        "between declarations check failed"))

  return results

def _CommonChecks(input_api, output_api):

  """Checks common to both upload and commit."""

  results = []

  results.extend(input_api.canned_checks.CheckOwners(

      input_api, output_api, source_file_filter=None))

  results.extend(_V8PresubmitChecks(input_api, output_api))

  return results

def _SkipTreeCheck(input_api, output_api):

  """Check the env var whether we want to skip tree check.

     Only skip if src/version.cc has been updated."""

  src_version = 'src/version.cc'

  FilterFile = lambda file: file.LocalPath() == src_version

  if not input_api.AffectedSourceFiles(

      lambda file: file.LocalPath() == src_version):

    return False

  return input_api.environ.get('PRESUBMIT_TREE_CHECK') == 'skip'

def CheckChangeOnUpload(input_api, output_api):

  results = []

  results.extend(_CommonChecks(input_api, output_api))

  return results

def CheckChangeOnCommit(input_api, output_api):

  results = []

  results.extend(_CommonChecks(input_api, output_api))

  results.extend(input_api.canned_checks.CheckChangeHasDescription(

      input_api, output_api))

  if not _SkipTreeCheck(input_api, output_api):

    results.extend(input_api.canned_checks.CheckTreeIsOpen(

        input_api, output_api,

        json_url='http://v8-status.appspot.com/current?format=json'))

  return results