IDL compiler: [ConstructorCallWith]

Source/bindings/scripts/unstable/v8_interface.py

 # Copyright (C) 2013 Google Inc. 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
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 72 matching lines @@
     generate_visit_dom_wrapper_function = extended_attributes.get('GenerateVisitDOMWrapper')
     if generate_visit_dom_wrapper_function:
         includes.update(['bindings/v8/V8GCController.h',
                          'core/dom/Element.h'])
 
     # [MeasureAs]
     is_measure_as = 'MeasureAs' in extended_attributes
     if is_measure_as:
         includes.add('core/frame/UseCounter.h')
 
-    # [RaisesException]
+    # [RaisesException=Constructor]
     is_constructor_raises_exception = extended_attributes.get('RaisesException') == 'Constructor'
     if is_constructor_raises_exception:
         includes.add('bindings/v8/ExceptionState.h')
 
     # [SpecialWrapFor]
     if 'SpecialWrapFor' in extended_attributes:
         special_wrap_for = extended_attributes['SpecialWrapFor'].split('|')
     else:
         special_wrap_for = []
     for special_wrap_interface in special_wrap_for:
         v8_types.add_includes_for_type(special_wrap_interface)
 
     # Constructors
     # [Constructor]
     has_constructor = 'Constructor' in extended_attributes
     if has_constructor:
         includes.add('bindings/v8/V8ObjectConstructor.h')
 
     # [EventConstructor]
     has_event_constructor = 'EventConstructor' in extended_attributes
     if has_event_constructor:
         includes.update(['bindings/v8/Dictionary.h',
                          'bindings/v8/V8ObjectConstructor.h'])
 
     template_contents = {
         'conditional_string': conditional_string(interface),  # [Conditional]
-        'constructor_arguments': ['exceptionState'] if is_constructor_raises_exception else [],  # FIXME: arguments are a complex function in general
+        'constructor_arguments': constructor_arguments(interface),
         'cpp_class': cpp_name(interface),
         'generate_visit_dom_wrapper_function': generate_visit_dom_wrapper_function,
         'has_constructor': has_constructor,
         'has_custom_legacy_call_as_function': has_extended_attribute_value(interface, 'Custom', 'LegacyCallAsFunction'),  # [Custom=LegacyCallAsFunction]
         'has_custom_to_v8': has_extended_attribute_value(interface, 'Custom', 'ToV8'),  # [Custom=ToV8]
         'has_custom_wrap': has_extended_attribute_value(interface, 'Custom', 'Wrap'),  # [Custom=Wrap]
         'has_event_constructor': has_event_constructor,
         'has_visit_dom_wrapper': (
             # [Custom=Wrap], [GenerateVisitDOMWrapper]
             has_extended_attribute_value(interface, 'Custom', 'VisitDOMWrapper') or
             'GenerateVisitDOMWrapper' in extended_attributes),
         'header_includes': header_includes,
         'interface_name': interface.name,
         'is_active_dom_object': 'ActiveDOMObject' in extended_attributes,  # [ActiveDOMObject]
         'is_check_security': is_check_security,
+        'is_constructor_call_with_document': has_extended_attribute_value(
+            interface, 'ConstructorCallWith', 'Document'),  # [ConstructorCallWith=Document]
+        'is_constructor_call_with_execution_context': has_extended_attribute_value(
+            interface, 'ConstructorCallWith', 'ExecutionContext'),  # [ConstructorCallWith=ExeuctionContext]
         'is_constructor_raises_exception': is_constructor_raises_exception,
         'is_dependent_lifetime': 'DependentLifetime' in extended_attributes,  # [DependentLifetime]
         'length': 1 if has_event_constructor else 0,  # FIXME: more complex in general, see discussion of length in http://heycam.github.io/webidl/#es-interface-call
         'measure_as': v8_utilities.measure_as(interface),  # [MeasureAs]
         'parent_interface': parent_interface,
         'runtime_enabled_function': runtime_enabled_function_name(interface),  # [RuntimeEnabled]
         'special_wrap_for': special_wrap_for,
         'v8_class': v8_utilities.v8_class_name(interface),
     }
 
@@ skipping 153 matching lines @@
                             '%s->IsString()' % cpp_value,
                             '%s->IsObject()' % cpp_value])
     if v8_types.array_or_sequence_type(idl_type):
         return '%s->IsArray()' % cpp_value
     if v8_types.is_wrapper_type(idl_type):
         type_check = 'V8{idl_type}::hasInstance({cpp_value}, info.GetIsolate(), worldType(info.GetIsolate()))'.format(idl_type=idl_type, cpp_value=cpp_value)
         if argument['is_nullable']:
             type_check = ' || '.join(['%s->IsNull()' % cpp_value, type_check])
         return type_check
     return None
+
+
+def constructor_arguments(interface):
+    arguments = []
+    # [ConstructorCallWith=ExecutionContext]
+    if has_extended_attribute_value(interface, 'ConstructorCallWith', 'ExecutionContext'):
+        arguments.append('context')
+    # [ConstructorCallWith=Document]
+    if has_extended_attribute_value(interface, 'ConstructorCallWith', 'Document'):
+        arguments.append('document')
+    # FIXME: actual arguments!
+    # [RaisesException=Constructor]
+    if interface.extended_attributes.get('RaisesException') == 'Constructor':
+        arguments.append('exceptionState')
+    return arguments