config/check_js_msg_encoding.py

   1 # vim: set ts=8 sts=4 et sw=4 tw=99:
   2 # This Source Code Form is subject to the terms of the Mozilla Public
   3 # License, v. 2.0. If a copy of the MPL was not distributed with this
   4 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   5
   6 # ----------------------------------------------------------------------------
   7 # This script checks encoding of the files that define JSErrorFormatStrings.
   8 #
   9 # JSErrorFormatString.format member should be in ASCII encoding.
  10 # ----------------------------------------------------------------------------
  11
  12 from __future__ import print_function
  13
  14 import os
  15 import sys
  16
  17 from mozversioncontrol import get_repository_from_env
  18
  19
  20 scriptname = os.path.basename(__file__)
  21 expected_encoding = 'ascii'
  22
  23 # The following files don't define JSErrorFormatString.
  24 ignore_files = [
  25     'dom/base/domerr.msg',
  26     'js/xpconnect/src/xpc.msg',
  27 ]
  28
  29
  30 def log_pass(filename, text):
  31     print('TEST-PASS | {} | {} | {}'.format(scriptname, filename, text))
  32
  33
  34 def log_fail(filename, text):
  35     print('TEST-UNEXPECTED-FAIL | {} | {} | {}'.format(scriptname, filename,
  36                                                        text))
  37
  38
  39 def check_single_file(filename):
  40     with open(filename, 'rb') as f:
  41         data = f.read()
  42         try:
  43             data.decode(expected_encoding)
  44         except Exception:
  45             log_fail(filename, 'not in {} encoding'.format(expected_encoding))
  46
  47     log_pass(filename, 'ok')
  48     return True
  49
  50
  51 def check_files():
  52     result = True
  53
  54     with get_repository_from_env() as repo:
  55         root = repo.path
  56
  57         for filename in repo.get_files_in_working_directory():
  58             if filename.endswith('.msg'):
  59                 if filename not in ignore_files:
  60                     if not check_single_file(os.path.join(root, filename)):
  61                         result = False
  62
  63     return result
  64
  65
  66 def main():
  67     if not check_files():
  68         sys.exit(1)
  69
  70     sys.exit(0)
  71
  72
  73 if __name__ == '__main__':
  74     main()