v8/tools/mb/PRESUBMIT.py

# Copyright 2016 the V8 project authors. All rights reserved.
# Copyright 2015 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.

# This line is 'magic' in that git-cl looks for it to decide whether to
# use Python3 instead of Python2 when running the code in this file.
USE_PYTHON3 = True


def _CommonChecks(input_api, output_api):
  results = []

  # Run Pylint over the files in the directory.
  pylint_checks = input_api.canned_checks.GetPylint(input_api, output_api)
  results.extend(input_api.RunTests(pylint_checks))

  # Run the MB unittests.
  results.extend(
      input_api.canned_checks.RunUnitTestsInDirectory(input_api, output_api,
                                                      '.', [r'^.+_test\.py$'],
                                                      run_on_python2=False))

  # Validate the format of the mb_config.pyl file.
  cmd = [input_api.python3_executable, 'mb.py', 'validate']
  kwargs = {'cwd': input_api.PresubmitLocalPath()}
  results.extend(input_api.RunTests([
      input_api.Command(name='mb_validate',
                        cmd=cmd, kwargs=kwargs,
                        message=output_api.PresubmitError,
                        python3=True)]))

  is_mb_config = (lambda filepath: 'mb_config.pyl' in filepath.LocalPath())
  results.extend(
      input_api.canned_checks.CheckLongLines(
          input_api, output_api, maxlen=80, source_file_filter=is_mb_config))

  return results


def CheckChangeOnUpload(input_api, output_api):
  return _CommonChecks(input_api, output_api)


def CheckChangeOnCommit(input_api, output_api):
  return _CommonChecks(input_api, output_api)