| # Copyright 2019 The Chromium Authors | 
 | # Use of this source code is governed by a BSD-style license that can be | 
 | # found in the LICENSE file. | 
 |  | 
 | def CheckChangeOnUpload(input_api, output_api): | 
 |   return _CommonChecks(input_api, output_api) | 
 |  | 
 |  | 
 | def CheckChangeOnCommit(input_api, output_api): | 
 |   return _CommonChecks(input_api, output_api) | 
 |  | 
 |  | 
 | def _CheckSvgsOptimized(input_api, output_api): | 
 |   results = [] | 
 |   try: | 
 |     import sys | 
 |     old_sys_path = sys.path[:] | 
 |     cwd = input_api.PresubmitLocalPath() | 
 |     sys.path += [input_api.os_path.join(cwd, '..', 'tools')] | 
 |     from resources import svgo_presubmit | 
 |     results += svgo_presubmit.CheckOptimized(input_api, output_api) | 
 |   finally: | 
 |     sys.path = old_sys_path | 
 |   return results | 
 |  | 
 |  | 
 | def _CheckWebDevStyle(input_api, output_api): | 
 |   results = [] | 
 |   try: | 
 |     import sys | 
 |     old_sys_path = sys.path[:] | 
 |     cwd = input_api.PresubmitLocalPath() | 
 |     sys.path += [input_api.os_path.join(cwd, '..', 'tools')] | 
 |     from web_dev_style import presubmit_support | 
 |     results += presubmit_support.CheckStyle(input_api, output_api) | 
 |   finally: | 
 |     sys.path = old_sys_path | 
 |   return results | 
 |  | 
 |  | 
 | def _CommonChecks(input_api, output_api): | 
 |   results = [] | 
 |   results += _CheckSvgsOptimized(input_api, output_api) | 
 |   results += _CheckWebDevStyle(input_api, output_api) | 
 |   results += input_api.canned_checks.CheckPatchFormatted(input_api, output_api, | 
 |                                                          check_js=True) | 
 |   return results |