Only update dom.json when executing from go.sh.

tools/dom/scripts/dartdomgenerator.py

 #!/usr/bin/python
 # Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 """This is the entry point to create Dart APIs from the IDL database."""
 
 import dartgenerator
 import database
 import fremontcutbuilder
@@ skipping 31 matching lines @@
 
 def LoadDatabase(database_dir, use_database_cache):
   common_database = database.Database(database_dir)
   if use_database_cache:
     common_database.LoadFromCache()
   else:
     common_database.Load()
   return common_database
 
 def GenerateFromDatabase(common_database, dart2js_output_dir,
-                         dartium_output_dir):
+                         dartium_output_dir, update_dom_metadata):

[vsm, 2013/05/22 23:21:17]

Note, you'll need to update Dartium as well where it calls this directly:

http://src.chromium.org/viewvc/multivm/trunk/webkit/Source/bindings/dart/gyp/...

[blois, 2013/05/23 20:26:55]

Great catch, I just defaulted to to false.

   current_dir = os.path.dirname(__file__)
   auxiliary_dir = os.path.join(current_dir, '..', 'src')
   template_dir = os.path.join(current_dir, '..', 'templates')
 
   generator = dartgenerator.DartGenerator()
   generator.LoadAuxiliary(auxiliary_dir)
 
   generator.FilterMembersWithUnidentifiedTypes(common_database)
   webkit_database = common_database.Clone()
 
@@ skipping 70 matching lines @@
     RunGenerator(dart_libraries, dart_output_dir,
                  template_loader, backend_factory)
     cpp_library_emitter.EmitDerivedSources(
         template_loader.Load('cpp_derived_sources.template'),
         dartium_output_dir)
     cpp_library_emitter.EmitResolver(
         template_loader.Load('cpp_resolver.template'), dartium_output_dir)
 
   _logger.info('Flush...')
   emitters.Flush()
-  metadata.Flush()
+
+  if update_dom_metadata:
+    metadata.Flush()
 
   monitored.FinishMonitoring(dart2js_output_dir)
 
 def GenerateSingleFile(library_path, output_dir, generated_output_dir=None):
   library_dir = os.path.dirname(library_path)
   library_filename = os.path.basename(library_path)
   copy_dart_script = os.path.relpath('../../copy_dart.py',
       library_dir)
   output_dir = os.path.relpath(output_dir, library_dir)
   command = ' '.join(['cd', library_dir, ';',
@@ skipping 14 matching lines @@
                     help='Systems to generate (htmldart2js, htmldartium)')
   parser.add_option('--output-dir', dest='output_dir',
                     action='store', type='string',
                     default=None,
                     help='Directory to put the generated files')
   parser.add_option('--use-database-cache', dest='use_database_cache',
                     action='store_true',
                     default=False,
                     help='''Use the cached database from the previous run to
                     improve startup performance''')
+  parser.add_option('--update-dom-metadata', dest='update_dom_metadata',
+                    action='store_true',
+                    default=False,
+                    help='''Update the metadata list of DOM APIs''')
   (options, args) = parser.parse_args()
 
   current_dir = os.path.dirname(__file__)
   database_dir = os.path.join(current_dir, '..', 'database')
   logging.config.fileConfig(os.path.join(current_dir, 'logging.conf'))
   systems = options.systems.split(',')
 
   output_dir = options.output_dir or os.path.join(
       current_dir, '..', '..', utils.GetBuildDir(utils.GuessOS(), None),
       'generated')
 
   dart2js_output_dir = None
   if 'htmldart2js' in systems:
     dart2js_output_dir = os.path.join(output_dir, 'dart2js')
   dartium_output_dir = None
   if 'htmldartium' in systems:
     dartium_output_dir = os.path.join(output_dir, 'dartium')
 
   if options.rebuild:
     # Parse the IDL and create the database.
     database = fremontcutbuilder.main(options.parallel)
   else:
     # Load the previously generated database.
     database = LoadDatabase(database_dir, options.use_database_cache)
-  GenerateFromDatabase(database, dart2js_output_dir, dartium_output_dir)
+  GenerateFromDatabase(database, dart2js_output_dir, dartium_output_dir,
+      options.update_dom_metadata)
 
   if 'htmldart2js' in systems:
     _logger.info('Generating dart2js single files.')
     for library_name in HTML_LIBRARY_NAMES:
       GenerateSingleFile(
           os.path.join(dart2js_output_dir, '%s_dart2js.dart' % library_name),
           os.path.join('..', '..', '..', 'sdk', 'lib', library_name, 'dart2js'))
   if 'htmldartium' in systems:
     _logger.info('Generating dartium single files.')
     for library_name in HTML_LIBRARY_NAMES:
       GenerateSingleFile(
           os.path.join(dartium_output_dir, '%s_dartium.dart' % library_name),
           os.path.join('..', '..', '..', 'sdk', 'lib', library_name, 'dartium'))
 
 if __name__ == '__main__':
   sys.exit(main())