Use Blink IDL parser for dart libraries.

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 css_code_generator
+import os
+import sys
+
+# Setup all paths to find our PYTHON code
+dart_dir = os.path.abspath(os.path.normpath(os.path.join(os.path.dirname(__file__), '..', '..', '..')))
+sys.path.insert(1, os.path.join(dart_dir, 'tools/dom/new_scripts'))
+sys.path.insert(1, os.path.join(dart_dir, 'third_party/WebCore/bindings/scripts'))
+sys.path.insert(1, os.path.join(dart_dir, 'third_party'))
+sys.path.insert(1, os.path.join(dart_dir, 'tools/dom/scripts'))
+
 import dartgenerator
 import database
 import fremontcutbuilder
 import logging
 import monitored
 import multiemitter
 import optparse
-import os
 import shutil
 import subprocess
-import sys
+import time
 from dartmetadata import DartMetadata
 from generator import TypeRegistry
 from htmleventgenerator import HtmlEventGenerator
 from htmlrenamer import HtmlRenamer
 from systemhtml import DartLibraryEmitter, Dart2JSBackend,\
                        HtmlDartInterfaceGenerator, DartLibrary, DartLibraries,\
                        HTML_LIBRARY_NAMES
 from systemnative import CPPLibraryEmitter, DartiumBackend, \
                          GetNativeLibraryEmitter
 from templateloader import TemplateLoader
 
 sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..'))
+
 import utils
 
+
 _logger = logging.getLogger('dartdomgenerator')
 
 class GeneratorOptions(object):
   def __init__(self, templates, database, type_registry, renamer,
       metadata):
     self.templates = templates
     self.database = database
     self.type_registry = type_registry
     self.renamer = renamer
     self.metadata = metadata;
 
 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, update_dom_metadata=False):
+                         dartium_output_dir, update_dom_metadata=False,
+                         logging_level=logging.WARNING):
+  start_time = time.time()
+
   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()
+  _logger.setLevel(logging_level)
+
+  generator = dartgenerator.DartGenerator(logging_level)
   generator.LoadAuxiliary(auxiliary_dir)
 
   generator.FilterMembersWithUnidentifiedTypes(common_database)
   webkit_database = common_database.Clone()
 
   # Generate Dart interfaces for the WebKit DOM.
   generator.FilterInterfaces(database = webkit_database,
                              or_annotations = ['WebKit', 'Dart'],
                              exclude_displaced = ['WebKit'],
                              exclude_suppressed = ['WebKit', 'Dart'])
   generator.FixEventTargets(webkit_database)
   generator.AddMissingArguments(webkit_database)
 
-  emitters = multiemitter.MultiEmitter()
+  emitters = multiemitter.MultiEmitter(logging_level)
   metadata = DartMetadata(
       os.path.join(current_dir, '..', 'dom.json'),
-      os.path.join(current_dir, '..', 'docs', 'docs.json'))
+      os.path.join(current_dir, '..', 'docs', 'docs.json'),
+      logging_level)
   renamer = HtmlRenamer(webkit_database, metadata)
   type_registry = TypeRegistry(webkit_database, renamer)
 
+  print 'GenerateFromDatabase %s seconds' % round((time.time() - start_time), 2)
+
   def RunGenerator(dart_libraries, dart_output_dir,
                    template_loader, backend_factory):
     options = GeneratorOptions(
         template_loader, webkit_database, type_registry, renamer,
         metadata)
     dart_library_emitter = DartLibraryEmitter(
         emitters, dart_output_dir, dart_libraries)
     event_generator = HtmlEventGenerator(webkit_database, renamer, metadata,
         template_loader)
 
     def generate_interface(interface):
       backend = backend_factory(interface)
       interface_generator = HtmlDartInterfaceGenerator(
           options, dart_library_emitter, event_generator, interface, backend)
       interface_generator.Generate()
 
     generator.Generate(webkit_database, common_database, generate_interface)
 
     dart_library_emitter.EmitLibraries(auxiliary_dir)
 
   if dart2js_output_dir:
     template_paths = ['html/dart2js', 'html/impl', 'html/interface', '']
     template_loader = TemplateLoader(template_dir,
                                      template_paths,
                                      {'DARTIUM': False, 'DART2JS': True})
     backend_options = GeneratorOptions(
         template_loader, webkit_database, type_registry, renamer,
         metadata)
     backend_factory = lambda interface:\
-        Dart2JSBackend(interface, backend_options)
+        Dart2JSBackend(interface, backend_options, logging_level)
 
     dart_output_dir = os.path.join(dart2js_output_dir, 'dart')
     dart_libraries = DartLibraries(
         HTML_LIBRARY_NAMES, template_loader, 'dart2js', dart2js_output_dir)
 
-    RunGenerator(dart_libraries, dart_output_dir,
-        template_loader, backend_factory)
+    print '\nGenerating dart2js:\n'
+    start_time = time.time()
+
+    RunGenerator(dart_libraries, dart_output_dir, template_loader,
+                 backend_factory)
+
+    print 'Generated dart2js in %s seconds' % round(time.time() - start_time, 2)
 
   if dartium_output_dir:
     template_paths = ['html/dartium', 'html/impl', 'html/interface', '']
     template_loader = TemplateLoader(template_dir,
                                      template_paths,
                                      {'DARTIUM': True, 'DART2JS': False})
     backend_options = GeneratorOptions(
         template_loader, webkit_database, type_registry, renamer,
         metadata)
     cpp_output_dir = os.path.join(dartium_output_dir, 'cpp')
     cpp_library_emitter = CPPLibraryEmitter(emitters, cpp_output_dir)
     dart_output_dir = os.path.join(dartium_output_dir, 'dart')
     native_library_emitter = \
         GetNativeLibraryEmitter(emitters, template_loader,
                                 dartium_output_dir, dart_output_dir,
                                 auxiliary_dir)
     backend_factory = lambda interface:\
         DartiumBackend(interface, native_library_emitter,
                        cpp_library_emitter, backend_options)
     dart_libraries = DartLibraries(
         HTML_LIBRARY_NAMES, template_loader, 'dartium', dartium_output_dir)
+
+    print '\nGenerating dartium:\n'
+    start_time = time.time()
+
     RunGenerator(dart_libraries, dart_output_dir,
                  template_loader, backend_factory)
+    print 'Generated dartium in %s seconds' % round(time.time() - start_time, 2)
+
     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)
     cpp_library_emitter.EmitClassIdTable(
         webkit_database, dartium_output_dir, type_registry, renamer)
     emitters.Flush()
 
   if update_dom_metadata:
     metadata.Flush()
 
-  monitored.FinishMonitoring(dart2js_output_dir)
+  monitored.FinishMonitoring(dart2js_output_dir, _logger)
 
 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, ';',
                       copy_dart_script, output_dir, library_filename])
   subprocess.call([command], shell=True)
@@ skipping 22 matching lines @@
                     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''')
+  parser.add_option('--blink-parser', dest='blink_parser',
+                    action='store_true', default=False,
+                    help='Use New Blink IDL parser.')
+  parser.add_option('--verbose', dest='logging_level',
+                    action='store_false', default=logging.WARNING,
+                    help='Output all informational messages')
+  parser.add_option('--logging', dest='logging', type='int',
+                    action='store', default=logging.NOTSET,
+                    help='Level of logging 20 is Info, 30 is Warnings, 40 is Errors')
+
   (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()),
       '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')
 
+  logging_level = options.logging_level \
+    if options.logging == logging.NOTSET else options.logging
+
+  start_time = time.time()
+
   UpdateCssProperties()
+
   if options.rebuild:
     # Parse the IDL and create the database.
-    database = fremontcutbuilder.main(options.parallel)
+    database = fremontcutbuilder.main(options.parallel, options.blink_parser,
+                                      logging_level=logging_level)
   else:
+    # TODO(terry): Should be able to remove this...
     # Load the previously generated database.
-    database = LoadDatabase(database_dir, options.use_database_cache)
+    if not options.blink_parser:
+      database = LoadDatabase(database_dir, options.use_database_cache)
+
   GenerateFromDatabase(database, dart2js_output_dir, dartium_output_dir,
-      options.update_dom_metadata)
+      options.update_dom_metadata, logging_level)
+
+  file_generation_start_time = time.time()
 
   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.')
+    file_generation_start_time = time.time()
+
     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'))
     GenerateSingleFile(
         os.path.join(dartium_output_dir, '_blink_dartium.dart'),
         os.path.join('..', '..', '..', 'sdk', 'lib', '_blink', 'dartium'))
 
+  print '\nGenerating single file %s seconds' % round(time.time() - file_generation_start_time, 2)
+
+  end_time = time.time()
+
+  print '\nDone (dartdomgenerator) %s seconds' % round(end_time - start_time, 2)
+
 if __name__ == '__main__':
   sys.exit(main())