| #!/usr/bin/env python3 |
| |
| # Copyright 2014 The Chromium Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| '''Generates test_messages.js from an extension message json file.''' |
| |
| import gzip |
| import io |
| import optparse |
| import sys |
| |
| logfp = open('/tmp/pylog.txt', 'a+') |
| logfp.write('generate_test_messages.py ' + sys.version + '\n') |
| logfp.close() |
| |
| |
| def Die(message): |
| '''Prints an error message and exit the program.''' |
| print(message, file=sys.stderr) |
| sys.exit(1) |
| |
| |
| # Tempalte for the test_messages.js. |
| _JS_TEMPLATE = '''// GENERATED FROM %(in_file)s |
| |
| goog.provide('TestMessages'); |
| |
| TestMessages = %(json)s; |
| ''' |
| |
| |
| def main(): |
| parser = optparse.OptionParser(description=__doc__) |
| parser.add_option( |
| '-o', |
| '--output_file', |
| action='store', |
| metavar='SPEC', |
| help=('Where to output the generated deps file.')) |
| options, args = parser.parse_args() |
| if options.output_file is None: |
| Die('Output file not specified') |
| if len(args) != 1: |
| Die('Exactly one input file must be specified') |
| in_file_name = args[0] |
| def _OpenFile(filename): |
| if filename.endswith('.gz'): |
| return gzip.open(filename) |
| return open(filename, 'rb') |
| with _OpenFile(in_file_name) as in_file: |
| json = in_file.read().decode('utf-8').strip() |
| with io.open(options.output_file, 'w', encoding='utf-8') as out_file: |
| out_file.write(_JS_TEMPLATE % {'in_file': in_file_name, 'json': json}) |
| |
| |
| if __name__ == '__main__': |
| main() |
