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      1 #!/usr/bin/python
      2 # Copyright 2014 The Chromium Authors. All rights reserved.
      3 # Use of this source code is governed by a BSD-style license that can be
      4 # found in the LICENSE file.
      5 
      6 import argparse
      7 import subprocess
      8 import sys
      9 import os
     10 
     11 DESCRIPTION = '''Run the given JavaScript files through jscompile.'''
     12 FILES_HELP = '''A list of Javascript files. The Javascript files should include
     13 files that contain definitions of types or functions that are known to Chrome
     14 but not to jscompile.'''
     15 STAMP_HELP = 'Timestamp file to update on success.'
     16 
     17 def checkJavascript(js_files):
     18   args = ['jscompile'] + js_files
     19   result = subprocess.call(args)
     20   return result == 0
     21 
     22 
     23 def main():
     24   parser = argparse.ArgumentParser(description = DESCRIPTION)
     25   parser.add_argument('files', nargs = '+', help = FILES_HELP)
     26   parser.add_argument('--success-stamp', dest = 'success_stamp',
     27                       help = STAMP_HELP)
     28   options = parser.parse_args()
     29 
     30   js = []
     31   for file in options.files:
     32     name, extension = os.path.splitext(file)
     33     if extension == '.js':
     34       js.append(file)
     35     else:
     36       print >> sys.stderr, 'Unknown extension (' + extension + ') for ' + file
     37       return 1
     38 
     39   if not checkJavascript(js):
     40     return 1
     41 
     42   if options.success_stamp:
     43     with open(options.success_stamp, 'w'):
     44       os.utime(options.success_stamp, None)
     45 
     46   return 0
     47 
     48 if __name__ == '__main__':
     49   sys.exit(main())
     50