Working stand-alone preparser.

tools/presubmit.py

 #!/usr/bin/env python
 #
 # Copyright 2008 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 177 matching lines @@
     return (super(CppLintProcessor, self).IgnoreDir(name)
               or (name == 'third_party'))
 
   IGNORE_LINT = ['flag-definitions.h']
 
   def IgnoreFile(self, name):
     return (super(CppLintProcessor, self).IgnoreFile(name)
               or (name in CppLintProcessor.IGNORE_LINT))
 
   def GetPathsToSearch(self):
-    return ['src', 'include', 'samples', join('test', 'cctest')]
+    return ['src', 'preparser', 'include', 'samples', join('test', 'cctest')]
 
   def ProcessFiles(self, files, path):
     good_files_cache = FileContentsCache('.cpplint-cache')
     good_files_cache.Load()
     files = good_files_cache.FilterUnchangedFiles(files)
     if len(files) == 0:
       print 'No changes in files detected. Skipping cpplint check.'
       return True
 
     filt = '-,' + ",".join(['+' + n for n in ENABLED_LINT_RULES])
@@ skipping 87 matching lines @@
     success = CppLintProcessor().Run(workspace) and success
   success = SourceProcessor().Run(workspace) and success
   if success:
     return 0
   else:
     return 1
 
 
 if __name__ == '__main__':
   sys.exit(Main())