| # Copyright 2016 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. |
| |
| class ExternsChecker(object): |
| _UPDATE_MESSAGE = """To update the externs, run: |
| src/ $ python tools/json_schema_compiler/compiler.py\ |
| %s --root=. --generator=externs > %s""" |
| |
| def __init__(self, input_api, output_api, api_pairs): |
| self._input_api = input_api |
| self._output_api = output_api |
| self._api_pairs = api_pairs |
| |
| for path in api_pairs.keys() + api_pairs.values(): |
| if not input_api.os_path.exists(path): |
| raise OSError('Path Not Found: %s' % path) |
| |
| def RunChecks(self): |
| bad_files = [] |
| affected = [f.AbsoluteLocalPath() for f in |
| self._input_api.change.AffectedFiles()] |
| for path in affected: |
| pair = self._api_pairs.get(path) |
| if pair != None and pair not in affected: |
| bad_files.append({'source': path, 'extern': pair}) |
| results = [] |
| if bad_files: |
| replacements = (('<source_file>', '<output_file>') if len(bad_files) > 1 |
| else (bad_files[0]['source'], bad_files[0]['extern'])) |
| long_text = self._UPDATE_MESSAGE % replacements |
| results.append(self._output_api.PresubmitPromptWarning( |
| str('Found updated extension api files without updated extern files. ' |
| 'Please update the extern files.'), |
| [f['source'] for f in bad_files], |
| long_text)) |
| return results |
