def is_keep_alive_for_gc(interface, attribute): idl_type = attribute.idl_type base_idl_type = idl_type.base_type extended_attributes = attribute.extended_attributes return ( # For readonly attributes, for performance reasons we keep the attribute # wrapper alive while the owner wrapper is alive, because the attribute # never changes. ( attribute.is_read_only and idl_type.is_wrapper_type and # There are some exceptions, however: not ( # Node lifetime is managed by object grouping. inherits_interface(interface.name, "Node") or inherits_interface(base_idl_type, "Node") or # A self-reference is unnecessary. attribute.name == "self" or # FIXME: Remove these hard-coded hacks. base_idl_type in ["EventTarget", "Window"] or base_idl_type.startswith(("HTML", "SVG")) ) ) )
def v8_set_return_value(interface_name, method, cpp_value, for_main_world=False): idl_type = method.idl_type extended_attributes = method.extended_attributes if not idl_type or idl_type.name == 'void': # Constructors and void methods don't have a return type return None release = False # [CallWith=ScriptState], [RaisesException] if (has_extended_attribute_value(method, 'CallWith', 'ScriptState') or 'RaisesException' in extended_attributes or idl_type.is_union_type): cpp_value = 'result' # use local variable for value release = idl_type.release script_wrappable = 'impl' if inherits_interface(interface_name, 'Node') else '' return idl_type.v8_set_return_value(cpp_value, extended_attributes, script_wrappable=script_wrappable, release=release, for_main_world=for_main_world)
def dart_set_return_value(interface_name, method, cpp_value, for_main_world=False): idl_type = method.idl_type extended_attributes = method.extended_attributes if not idl_type or idl_type.name == 'void': # Constructors and void methods don't have a return type return None release = False if idl_type.is_union_type: release = idl_type.release # [CallWith=ScriptState], [RaisesException] # TODO(terry): Disable ScriptState temporarily need to handle. # if (has_extended_attribute_value(method, 'CallWith', 'ScriptState') or # 'RaisesException' in extended_attributes or # idl_type.is_union_type): # cpp_value = 'result' # use local variable for value # release = idl_type.release auto_scope = not 'DartNoAutoScope' in extended_attributes script_wrappable = 'impl' if inherits_interface(interface_name, 'Node') else '' return idl_type.dart_set_return_value(cpp_value, extended_attributes, script_wrappable=script_wrappable, release=release, for_main_world=for_main_world, auto_scope=auto_scope)
def v8_set_return_value(interface_name, method, cpp_value, for_main_world=False): idl_type = method.idl_type extended_attributes = method.extended_attributes if not idl_type or idl_type.name == "void": # Constructors and void methods don't have a return type return None if ( "ImplementedInPrivateScript" in extended_attributes and not idl_type.is_wrapper_type and not idl_type.is_basic_type ): raise Exception("Private scripts supports only primitive types and DOM wrappers.") release = False # [CallWith=ScriptState], [RaisesException] if use_local_result(method): if idl_type.is_explicit_nullable: # result is of type Nullable<T> cpp_value = "result.get()" else: cpp_value = "result" release = idl_type.release script_wrappable = "impl" if inherits_interface(interface_name, "Node") else "" return idl_type.v8_set_return_value( cpp_value, extended_attributes, script_wrappable=script_wrappable, release=release, for_main_world=for_main_world, )
def ext_set_return_value(interface_name, method, cpp_value, for_main_world=False): idl_type = method.idl_type extended_attributes = method.extended_attributes if not idl_type or idl_type.name == 'void': # Constructors and void methods don't have a return type return None if ('ImplementedInPrivateScript' in extended_attributes and not idl_type.is_wrapper_type and not idl_type.is_basic_type): raise Exception( 'Private scripts supports only primitive types and DOM wrappers.') release = False # [CallWith=ScriptState], [RaisesException] if use_local_result(method): if idl_type.is_explicit_nullable: # result is of type Nullable<T> cpp_value = 'result.get()' else: cpp_value = 'result' release = idl_type.release script_wrappable = 'impl' if inherits_interface(interface_name, 'Node') else '' return idl_type.ext_set_return_value(cpp_value, extended_attributes, script_wrappable=script_wrappable, release=release, for_main_world=for_main_world)
def v8_set_return_value(interface_name, method, cpp_value, for_main_world=False): idl_type = method.idl_type extended_attributes = method.extended_attributes if not idl_type or idl_type.name == 'void': # Constructors and void methods don't have a return type return None # [CallWith=ScriptState], [RaisesException] if use_local_result(method): if idl_type.is_explicit_nullable: # result is of type Nullable<T> cpp_value = 'result.Get()' else: cpp_value = 'result' script_wrappable = 'impl' if inherits_interface(interface_name, 'Node') else '' return idl_type.v8_set_return_value(cpp_value, extended_attributes, script_wrappable=script_wrappable, for_main_world=for_main_world, is_static=method.is_static)
def is_keep_alive_for_gc(interface, attribute): idl_type = attribute.idl_type base_idl_type = idl_type.base_type extended_attributes = attribute.extended_attributes return ( # For readonly attributes, for performance reasons we keep the attribute # wrapper alive while the owner wrapper is alive, because the attribute # never changes. ( attribute.is_read_only and idl_type.is_wrapper_type and # There are some exceptions, however: not ( # Node lifetime is managed by object grouping. inherits_interface(interface.name, 'Node') or inherits_interface(base_idl_type, 'Node') or # A self-reference is unnecessary. attribute.name == 'self' or # FIXME: Remove these hard-coded hacks. base_idl_type in ['EventTarget', 'Window'] or base_idl_type.startswith(('HTML', 'SVG')))))
def v8_set_return_value(interface_name, method, cpp_value, for_main_world=False): idl_type = method.idl_type extended_attributes = method.extended_attributes if idl_type.name == 'void': return None release = False # [CallWith=ScriptState], [RaisesException] if (has_extended_attribute_value(method, 'CallWith', 'ScriptState') or 'RaisesException' in extended_attributes or idl_type.is_union_type): cpp_value = 'result' # use local variable for value release = idl_type.release script_wrappable = 'imp' if inherits_interface(interface_name, 'Node') else '' return idl_type.v8_set_return_value(cpp_value, extended_attributes, script_wrappable=script_wrappable, release=release, for_main_world=for_main_world)
def v8_set_return_value(interface_name, method, cpp_value, for_main_world=False): idl_type = method.idl_type extended_attributes = method.extended_attributes if not idl_type or idl_type.name == 'void': # Constructors and void methods don't have a return type return None if ('ImplementedInPrivateScript' in extended_attributes and not idl_type.is_wrapper_type and not idl_type.is_basic_type): raise Exception('Private scripts supports only primitive types and DOM wrappers.') # [CallWith=ScriptState], [RaisesException] if use_local_result(method): if idl_type.is_explicit_nullable: # result is of type Nullable<T> cpp_value = 'result.get()' else: cpp_value = 'result' script_wrappable = 'impl' if inherits_interface(interface_name, 'Node') else '' return idl_type.v8_set_return_value(cpp_value, extended_attributes, script_wrappable=script_wrappable, for_main_world=for_main_world, is_static=method.is_static)
def v8_set_return_value(interface_name, method, cpp_value, for_main_world=False): idl_type = method.idl_type extended_attributes = method.extended_attributes if not idl_type or idl_type.name == 'void': # Constructors and void methods don't have a return type return None if ('ImplementedInPrivateScript' in extended_attributes and not idl_type.is_wrapper_type and not idl_type.is_basic_type): raise Exception('Private scripts supports only primitive types and DOM wrappers.') release = False # [CallWith=ScriptState], [RaisesException] if (has_extended_attribute_value(method, 'CallWith', 'ScriptState') or 'ImplementedInPrivateScript' in extended_attributes or 'RaisesException' in extended_attributes or idl_type.is_union_type): cpp_value = 'result' # use local variable for value release = idl_type.release script_wrappable = 'impl' if inherits_interface(interface_name, 'Node') else '' return idl_type.v8_set_return_value(cpp_value, extended_attributes, script_wrappable=script_wrappable, release=release, for_main_world=for_main_world)
def generate_interface(interface): includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update( v8_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes is_audio_buffer = inherits_interface(interface.name, 'AudioBuffer') if is_audio_buffer: includes.add('modules/webaudio/AudioBuffer.h') is_document = inherits_interface(interface.name, 'Document') if is_document: includes.update([ 'bindings/v8/ScriptController.h', 'bindings/v8/V8WindowShell.h', 'core/frame/LocalFrame.h' ]) # [ActiveDOMObject] is_active_dom_object = 'ActiveDOMObject' in extended_attributes # [CheckSecurity] is_check_security = 'CheckSecurity' in extended_attributes if is_check_security: includes.add('bindings/v8/BindingSecurity.h') # [DependentLifetime] is_dependent_lifetime = 'DependentLifetime' in extended_attributes # [MeasureAs] is_measure_as = 'MeasureAs' in extended_attributes if is_measure_as: includes.add('core/frame/UseCounter.h') # [SetWrapperReferenceFrom] reachable_node_function = extended_attributes.get( 'SetWrapperReferenceFrom') if reachable_node_function: includes.update(['bindings/v8/V8GCController.h', 'core/dom/Element.h']) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [ { 'name': argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(used_as_argument=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. 'cpp_type': argument.idl_type.implemented_as + '*', 'idl_type': argument.idl_type, 'v8_type': v8_types.v8_type(argument.idl_type.name), } for argument in extended_attributes.get('SetWrapperReferenceTo', []) ] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to['idl_type'].add_includes_for_type() # [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_interface(special_wrap_interface) # [Custom=Wrap], [SetWrapperReferenceFrom] has_visit_dom_wrapper = (has_extended_attribute_value( interface, 'Custom', 'VisitDOMWrapper') or reachable_node_function or set_wrapper_reference_to_list) this_gc_type = gc_type(interface) template_contents = { 'conditional_string': conditional_string(interface), # [Conditional] 'cpp_class': cpp_name(interface), 'gc_type': this_gc_type, '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_visit_dom_wrapper': has_visit_dom_wrapper, 'header_includes': header_includes, 'interface_name': interface.name, 'is_active_dom_object': is_active_dom_object, 'is_audio_buffer': is_audio_buffer, 'is_check_security': is_check_security, 'is_dependent_lifetime': is_dependent_lifetime, 'is_document': is_document, 'is_event_target': inherits_interface(interface.name, 'EventTarget'), 'is_exception': interface.is_exception, 'is_node': inherits_interface(interface.name, 'Node'), 'measure_as': v8_utilities.measure_as(interface), # [MeasureAs] 'parent_interface': parent_interface, 'pass_cpp_type': cpp_template_type(cpp_ptr_type('PassRefPtr', 'RawPtr', this_gc_type), cpp_name(interface)), 'reachable_node_function': reachable_node_function, 'runtime_enabled_function': runtime_enabled_function_name(interface), # [RuntimeEnabled] 'set_wrapper_reference_to_list': set_wrapper_reference_to_list, 'special_wrap_for': special_wrap_for, 'v8_class': v8_utilities.v8_class_name(interface), 'wrapper_configuration': 'WrapperConfiguration::Dependent' if (has_visit_dom_wrapper or is_active_dom_object or is_dependent_lifetime) else 'WrapperConfiguration::Independent', } # Constructors constructors = [ generate_constructor(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == 'Constructor' ] if len(constructors) > 1: template_contents['constructor_overloads'] = generate_overloads( constructors) # [CustomConstructor] custom_constructors = [{ # Only needed for computing interface length 'number_of_required_arguments': number_of_required_arguments(constructor), } for constructor in interface.custom_constructors] # [EventConstructor] has_event_constructor = 'EventConstructor' in extended_attributes any_type_attributes = [ attribute for attribute in interface.attributes if attribute.idl_type.name == 'Any' ] if has_event_constructor: includes.add('bindings/v8/Dictionary.h') if any_type_attributes: includes.add('bindings/v8/SerializedScriptValue.h') # [NamedConstructor] named_constructor = generate_named_constructor(interface) if (constructors or custom_constructors or has_event_constructor or named_constructor): includes.add('bindings/v8/V8ObjectConstructor.h') includes.add('core/frame/DOMWindow.h') template_contents.update({ 'any_type_attributes': any_type_attributes, 'constructors': constructors, 'has_custom_constructor': bool(custom_constructors), 'has_event_constructor': has_event_constructor, 'interface_length': interface_length(interface, constructors + custom_constructors), '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': extended_attributes.get('RaisesException') == 'Constructor', # [RaisesException=Constructor] 'named_constructor': named_constructor, }) # Constants template_contents.update({ 'constants': [generate_constant(constant) for constant in interface.constants], 'do_not_check_constants': 'DoNotCheckConstants' in extended_attributes, }) # Attributes attributes = [ v8_attributes.generate_attribute(interface, attribute) for attribute in interface.attributes ] template_contents.update({ 'attributes': attributes, 'has_accessors': any(attribute['is_expose_js_accessors'] for attribute in attributes), 'has_attribute_configuration': any(not (attribute['is_expose_js_accessors'] or attribute['is_static'] or attribute['runtime_enabled_function'] or attribute['per_context_enabled_function']) for attribute in attributes), 'has_constructor_attributes': any(attribute['constructor_type'] for attribute in attributes), 'has_per_context_enabled_attributes': any(attribute['per_context_enabled_function'] for attribute in attributes), 'has_replaceable_attributes': any(attribute['is_replaceable'] for attribute in attributes), }) # Methods methods = [ v8_methods.generate_method(interface, method) for method in interface.operations if method.name ] # Skip anonymous special operations (methods) generate_method_overloads(methods) for method in methods: method['do_generate_method_configuration'] = ( method['do_not_check_signature'] and not method['per_context_enabled_function'] and # For overloaded methods, only generate one accessor ('overload_index' not in method or method['overload_index'] == 1)) template_contents.update({ 'has_origin_safe_method_setter': any(method['is_check_security_for_frame'] and not method['is_read_only'] for method in methods), 'has_method_configuration': any(method['do_generate_method_configuration'] for method in methods), 'has_per_context_enabled_methods': any(method['per_context_enabled_function'] for method in methods), 'methods': methods, }) template_contents.update({ 'indexed_property_getter': indexed_property_getter(interface), 'indexed_property_setter': indexed_property_setter(interface), 'indexed_property_deleter': indexed_property_deleter(interface), 'is_override_builtins': 'OverrideBuiltins' in extended_attributes, 'named_property_getter': named_property_getter(interface), 'named_property_setter': named_property_setter(interface), 'named_property_deleter': named_property_deleter(interface), }) return template_contents
def interface_context(interface): context = v8_interface.interface_context(interface) includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update(dart_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes if inherits_interface(interface.name, 'EventTarget'): includes.update(['bindings/dart_event_listener.h']) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [{ 'name': argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(used_as_rvalue_type=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. 'cpp_type': argument.idl_type.implemented_as + '*', 'idl_type': argument.idl_type, } for argument in extended_attributes.get('SetWrapperReferenceTo', [])] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to['idl_type'].add_includes_for_type() context.update({ 'cpp_class': DartUtilities.cpp_name(interface), 'header_includes': header_includes, 'set_wrapper_reference_to_list': set_wrapper_reference_to_list, 'dart_class': dart_types.dart_type(interface.name), }) # Constructors constructors = [constructor_context(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == 'Constructor'] if len(constructors) > 1: context.update({'constructor_overloads': overloads_context(constructors)}) # [CustomConstructor] custom_constructors = [custom_constructor_context(interface, constructor) for constructor in interface.custom_constructors] # [NamedConstructor] named_constructor = generate_named_constructor(interface) generate_method_native_entries(interface, constructors, 'Constructor') generate_method_native_entries(interface, custom_constructors, 'Constructor') if named_constructor: generate_method_native_entries(interface, [named_constructor], 'Constructor') event_constructor = None if context['has_event_constructor']: event_constructor = { 'native_entries': [ DartUtilities.generate_native_entry( interface.name, None, 'Constructor', False, 2)], } if (context['constructors'] or custom_constructors or context['has_event_constructor'] or named_constructor): includes.add('core/frame/LocalDOMWindow.h') context.update({ 'constructors': constructors, 'custom_constructors': custom_constructors, 'event_constructor': event_constructor, 'has_custom_constructor': bool(custom_constructors), 'interface_length': v8_interface.interface_length(interface, constructors + custom_constructors), 'is_constructor_call_with_document': DartUtilities.has_extended_attribute_value( interface, 'ConstructorCallWith', 'Document'), # [ConstructorCallWith=Document] 'is_constructor_call_with_execution_context': DartUtilities.has_extended_attribute_value( interface, 'ConstructorCallWith', 'ExecutionContext'), # [ConstructorCallWith=ExeuctionContext] 'named_constructor': named_constructor, }) # Attributes attributes = [dart_attributes.attribute_context(interface, attribute) for attribute in interface.attributes if not v8_attributes.is_constructor_attribute(attribute)] context.update({ 'attributes': attributes, 'has_constructor_attributes': any(attribute['constructor_type'] for attribute in attributes), 'has_replaceable_attributes': any(attribute['is_replaceable'] for attribute in attributes), }) # Methods methods = [dart_methods.method_context(interface, method) for method in interface.operations # Skip anonymous special operations (methods name empty). if (method.name and # detect unnamed getters from v8_interface. method.name != 'anonymousNamedGetter')] compute_method_overloads_context(methods) for method in methods: method['do_generate_method_configuration'] = ( # For overloaded methods, only generate one accessor ('overload_index' not in method or method['overload_index'] == 1)) for method in methods: assert 'overloads' not in method, 'Dart does not support overloads, %s in %s' % (method['name'], interface.name) generate_method_native_entries(interface, methods, 'Method') context.update({ 'has_method_configuration': any(method['do_generate_method_configuration'] for method in methods), 'methods': methods, }) context.update({ 'indexed_property_getter': indexed_property_getter(interface), 'indexed_property_setter': indexed_property_setter(interface), 'indexed_property_deleter': v8_interface.indexed_property_deleter(interface), 'is_override_builtins': 'OverrideBuiltins' in extended_attributes, 'named_property_getter': named_property_getter(interface), 'named_property_setter': named_property_setter(interface), 'named_property_deleter': v8_interface.named_property_deleter(interface), }) generate_native_entries_for_specials(interface, context) native_entries = generate_interface_native_entries(context) context.update({ 'native_entries': native_entries, }) return context
def generate_interface(interface): includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update(v8_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes is_audio_buffer = inherits_interface(interface.name, 'AudioBuffer') if is_audio_buffer: includes.add('modules/webaudio/AudioBuffer.h') is_document = inherits_interface(interface.name, 'Document') if is_document: includes.update(['bindings/v8/ScriptController.h', 'bindings/v8/V8WindowShell.h', 'core/frame/LocalFrame.h']) # [ActiveDOMObject] is_active_dom_object = 'ActiveDOMObject' in extended_attributes # [CheckSecurity] is_check_security = 'CheckSecurity' in extended_attributes if is_check_security: includes.add('bindings/v8/BindingSecurity.h') # [DependentLifetime] is_dependent_lifetime = 'DependentLifetime' in extended_attributes # [MeasureAs] is_measure_as = 'MeasureAs' in extended_attributes if is_measure_as: includes.add('core/frame/UseCounter.h') # [SetWrapperReferenceFrom] reachable_node_function = extended_attributes.get('SetWrapperReferenceFrom') if reachable_node_function: includes.update(['bindings/v8/V8GCController.h', 'core/dom/Element.h']) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [{ 'name': argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(used_as_argument=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. 'cpp_type': argument.idl_type.implemented_as + '*', 'idl_type': argument.idl_type, 'v8_type': v8_types.v8_type(argument.idl_type.name), } for argument in extended_attributes.get('SetWrapperReferenceTo', [])] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to['idl_type'].add_includes_for_type() # [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_interface(special_wrap_interface) # [WillBeGarbageCollected] is_will_be_garbage_collected = 'WillBeGarbageCollected' in extended_attributes # [Custom=Wrap], [SetWrapperReferenceFrom] has_visit_dom_wrapper = ( has_extended_attribute_value(interface, 'Custom', 'VisitDOMWrapper') or reachable_node_function or set_wrapper_reference_to_list) template_contents = { 'conditional_string': conditional_string(interface), # [Conditional] 'cpp_class': cpp_name(interface), '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_visit_dom_wrapper': has_visit_dom_wrapper, 'header_includes': header_includes, 'interface_name': interface.name, 'is_active_dom_object': is_active_dom_object, 'is_audio_buffer': is_audio_buffer, 'is_check_security': is_check_security, 'is_dependent_lifetime': is_dependent_lifetime, 'is_document': is_document, 'is_event_target': inherits_interface(interface.name, 'EventTarget'), 'is_exception': interface.is_exception, 'is_will_be_garbage_collected': is_will_be_garbage_collected, 'is_node': inherits_interface(interface.name, 'Node'), 'measure_as': v8_utilities.measure_as(interface), # [MeasureAs] 'parent_interface': parent_interface, 'pass_ref_ptr': 'PassRefPtrWillBeRawPtr' if is_will_be_garbage_collected else 'PassRefPtr', 'reachable_node_function': reachable_node_function, 'ref_ptr': 'RefPtrWillBeRawPtr' if is_will_be_garbage_collected else 'RefPtr', 'runtime_enabled_function': runtime_enabled_function_name(interface), # [RuntimeEnabled] 'set_wrapper_reference_to_list': set_wrapper_reference_to_list, 'special_wrap_for': special_wrap_for, 'v8_class': v8_utilities.v8_class_name(interface), 'wrapper_configuration': 'WrapperConfiguration::Dependent' if (has_visit_dom_wrapper or is_active_dom_object or is_dependent_lifetime) else 'WrapperConfiguration::Independent', } # Constructors constructors = [generate_constructor(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == 'Constructor'] generate_constructor_overloads(constructors) # [CustomConstructor] custom_constructors = [{ # Only needed for computing interface length 'number_of_required_arguments': number_of_required_arguments(constructor), } for constructor in interface.custom_constructors] # [EventConstructor] has_event_constructor = 'EventConstructor' in extended_attributes any_type_attributes = [attribute for attribute in interface.attributes if attribute.idl_type.name == 'Any'] if has_event_constructor: includes.add('bindings/v8/Dictionary.h') if any_type_attributes: includes.add('bindings/v8/SerializedScriptValue.h') # [NamedConstructor] named_constructor = generate_named_constructor(interface) if (constructors or custom_constructors or has_event_constructor or named_constructor): includes.add('bindings/v8/V8ObjectConstructor.h') includes.add('core/frame/DOMWindow.h') template_contents.update({ 'any_type_attributes': any_type_attributes, 'constructors': constructors, 'has_custom_constructor': bool(custom_constructors), 'has_event_constructor': has_event_constructor, 'interface_length': interface_length(interface, constructors + custom_constructors), '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': extended_attributes.get('RaisesException') == 'Constructor', # [RaisesException=Constructor] 'named_constructor': named_constructor, }) # Constants template_contents.update({ 'constants': [generate_constant(constant) for constant in interface.constants], 'do_not_check_constants': 'DoNotCheckConstants' in extended_attributes, }) # Attributes attributes = [v8_attributes.generate_attribute(interface, attribute) for attribute in interface.attributes] template_contents.update({ 'attributes': attributes, 'has_accessors': any(attribute['is_expose_js_accessors'] for attribute in attributes), 'has_attribute_configuration': any( not (attribute['is_expose_js_accessors'] or attribute['is_static'] or attribute['runtime_enabled_function'] or attribute['per_context_enabled_function']) for attribute in attributes), 'has_constructor_attributes': any(attribute['constructor_type'] for attribute in attributes), 'has_per_context_enabled_attributes': any(attribute['per_context_enabled_function'] for attribute in attributes), 'has_replaceable_attributes': any(attribute['is_replaceable'] for attribute in attributes), }) # Methods methods = [v8_methods.generate_method(interface, method) for method in interface.operations if method.name] # Skip anonymous special operations (methods) generate_overloads(methods) for method in methods: method['do_generate_method_configuration'] = ( method['do_not_check_signature'] and not method['per_context_enabled_function'] and # For overloaded methods, only generate one accessor ('overload_index' not in method or method['overload_index'] == 1)) template_contents.update({ 'has_origin_safe_method_setter': any( method['is_check_security_for_frame'] and not method['is_read_only'] for method in methods), 'has_method_configuration': any(method['do_generate_method_configuration'] for method in methods), 'has_per_context_enabled_methods': any(method['per_context_enabled_function'] for method in methods), 'methods': methods, }) template_contents.update({ 'indexed_property_getter': indexed_property_getter(interface), 'indexed_property_setter': indexed_property_setter(interface), 'indexed_property_deleter': indexed_property_deleter(interface), 'is_override_builtins': 'OverrideBuiltins' in extended_attributes, 'named_property_getter': named_property_getter(interface), 'named_property_setter': named_property_setter(interface), 'named_property_deleter': named_property_deleter(interface), }) return template_contents
def interface_context(interface): includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update(v8_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes # [ActiveDOMObject] is_active_dom_object = 'ActiveDOMObject' in extended_attributes # [CheckSecurity] is_check_security = 'CheckSecurity' in extended_attributes if is_check_security: includes.add('bindings/core/v8/BindingSecurity.h') # [DependentLifetime] is_dependent_lifetime = 'DependentLifetime' in extended_attributes # [Iterable] iterator_method = None if 'Iterable' in extended_attributes: iterator_operation = IdlOperation(interface.idl_name) iterator_operation.name = 'iterator' iterator_operation.idl_type = IdlType('Iterator') iterator_operation.extended_attributes['RaisesException'] = None iterator_operation.extended_attributes['CallWith'] = 'ScriptState' iterator_method = v8_methods.method_context(interface, iterator_operation) # [MeasureAs] is_measure_as = 'MeasureAs' in extended_attributes if is_measure_as: includes.add('core/frame/UseCounter.h') # [SetWrapperReferenceFrom] reachable_node_function = extended_attributes.get('SetWrapperReferenceFrom') if reachable_node_function: includes.update(['bindings/core/v8/V8GCController.h', 'core/dom/Element.h']) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [{ 'name': argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(raw_type=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. 'cpp_type': argument.idl_type.implemented_as + '*', 'idl_type': argument.idl_type, 'v8_type': v8_types.v8_type(argument.idl_type.name), } for argument in extended_attributes.get('SetWrapperReferenceTo', [])] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to['idl_type'].add_includes_for_type() # [NotScriptWrappable] is_script_wrappable = 'NotScriptWrappable' not in extended_attributes # [Custom=Wrap], [SetWrapperReferenceFrom] has_visit_dom_wrapper = ( has_extended_attribute_value(interface, 'Custom', 'VisitDOMWrapper') or reachable_node_function or set_wrapper_reference_to_list) this_gc_type = gc_type(interface) wrapper_class_id = ('NodeClassId' if inherits_interface(interface.name, 'Node') else 'ObjectClassId') context = { 'conditional_string': conditional_string(interface), # [Conditional] 'cpp_class': cpp_name(interface), 'gc_type': this_gc_type, # FIXME: Remove 'EventTarget' special handling, http://crbug.com/383699 'has_access_check_callbacks': (is_check_security and interface.name != 'Window' and interface.name != 'EventTarget'), '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_visit_dom_wrapper': has_visit_dom_wrapper, 'header_includes': header_includes, 'interface_name': interface.name, 'is_active_dom_object': is_active_dom_object, 'is_check_security': is_check_security, 'is_dependent_lifetime': is_dependent_lifetime, 'is_event_target': inherits_interface(interface.name, 'EventTarget'), 'is_exception': interface.is_exception, 'is_node': inherits_interface(interface.name, 'Node'), 'is_script_wrappable': is_script_wrappable, 'iterator_method': iterator_method, 'lifetime': 'Dependent' if (has_visit_dom_wrapper or is_active_dom_object or is_dependent_lifetime) else 'Independent', 'measure_as': v8_utilities.measure_as(interface), # [MeasureAs] 'parent_interface': parent_interface, 'pass_cpp_type': cpp_template_type( cpp_ptr_type('PassRefPtr', 'RawPtr', this_gc_type), cpp_name(interface)), 'reachable_node_function': reachable_node_function, 'runtime_enabled_function': runtime_enabled_function_name(interface), # [RuntimeEnabled] 'set_wrapper_reference_to_list': set_wrapper_reference_to_list, 'v8_class': v8_utilities.v8_class_name(interface), 'wrapper_class_id': wrapper_class_id, } # Constructors constructors = [constructor_context(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == 'Constructor'] if len(constructors) > 1: context['constructor_overloads'] = overloads_context(constructors) # [CustomConstructor] custom_constructors = [{ # Only needed for computing interface length 'number_of_required_arguments': number_of_required_arguments(constructor), } for constructor in interface.custom_constructors] # [EventConstructor] has_event_constructor = 'EventConstructor' in extended_attributes any_type_attributes = [attribute for attribute in interface.attributes if attribute.idl_type.name == 'Any'] if has_event_constructor: includes.add('bindings/core/v8/Dictionary.h') if any_type_attributes: includes.add('bindings/core/v8/SerializedScriptValue.h') # [NamedConstructor] named_constructor = named_constructor_context(interface) if (constructors or custom_constructors or has_event_constructor or named_constructor): includes.add('bindings/core/v8/V8ObjectConstructor.h') includes.add('core/frame/LocalDOMWindow.h') context.update({ 'any_type_attributes': any_type_attributes, 'constructors': constructors, 'has_custom_constructor': bool(custom_constructors), 'has_event_constructor': has_event_constructor, 'interface_length': interface_length(interface, constructors + custom_constructors), 'is_constructor_raises_exception': extended_attributes.get('RaisesException') == 'Constructor', # [RaisesException=Constructor] 'named_constructor': named_constructor, }) constants = [constant_context(constant) for constant in interface.constants] special_getter_constants = [] runtime_enabled_constants = [] constant_configuration_constants = [] for constant in constants: if constant['measure_as'] or constant['deprecate_as']: special_getter_constants.append(constant) continue if constant['runtime_enabled_function']: runtime_enabled_constants.append(constant) continue constant_configuration_constants.append(constant) # Constants context.update({ 'constant_configuration_constants': constant_configuration_constants, 'constants': constants, 'do_not_check_constants': 'DoNotCheckConstants' in extended_attributes, 'has_constant_configuration': any( not constant['runtime_enabled_function'] for constant in constants), 'runtime_enabled_constants': runtime_enabled_constants, 'special_getter_constants': special_getter_constants, }) # Attributes attributes = [v8_attributes.attribute_context(interface, attribute) for attribute in interface.attributes] context.update({ 'attributes': attributes, 'has_accessors': any(attribute['is_expose_js_accessors'] and attribute['should_be_exposed_to_script'] for attribute in attributes), 'has_attribute_configuration': any( not (attribute['is_expose_js_accessors'] or attribute['is_static'] or attribute['runtime_enabled_function'] or attribute['per_context_enabled_function']) and attribute['should_be_exposed_to_script'] for attribute in attributes), 'has_conditional_attributes': any(attribute['per_context_enabled_function'] or attribute['exposed_test'] for attribute in attributes), 'has_constructor_attributes': any(attribute['constructor_type'] for attribute in attributes), 'has_replaceable_attributes': any(attribute['is_replaceable'] for attribute in attributes), }) # Methods methods = [v8_methods.method_context(interface, method) for method in interface.operations if method.name] # Skip anonymous special operations (methods) compute_method_overloads_context(methods) # Stringifier if interface.stringifier: stringifier = interface.stringifier method = IdlOperation(interface.idl_name) method.name = 'toString' method.idl_type = IdlType('DOMString') method.extended_attributes.update(stringifier.extended_attributes) if stringifier.attribute: method.extended_attributes['ImplementedAs'] = stringifier.attribute.name elif stringifier.operation: method.extended_attributes['ImplementedAs'] = stringifier.operation.name methods.append(v8_methods.method_context(interface, method)) conditionally_enabled_methods = [] custom_registration_methods = [] method_configuration_methods = [] for method in methods: # Skip all but one method in each set of overloaded methods. if 'overload_index' in method and 'overloads' not in method: continue if 'overloads' in method: overloads = method['overloads'] per_context_enabled_function = overloads['per_context_enabled_function_all'] conditionally_exposed_function = overloads['exposed_test_all'] runtime_enabled_function = overloads['runtime_enabled_function_all'] has_custom_registration = overloads['has_custom_registration_all'] else: per_context_enabled_function = method['per_context_enabled_function'] conditionally_exposed_function = method['exposed_test'] runtime_enabled_function = method['runtime_enabled_function'] has_custom_registration = method['has_custom_registration'] if per_context_enabled_function or conditionally_exposed_function: conditionally_enabled_methods.append(method) continue if runtime_enabled_function or has_custom_registration: custom_registration_methods.append(method) continue if method['should_be_exposed_to_script']: method_configuration_methods.append(method) for method in methods: # The value of the Function object’s “length” property is a Number # determined as follows: # 1. Let S be the effective overload set for regular operations (if the # operation is a regular operation) or for static operations (if the # operation is a static operation) with identifier id on interface I and # with argument count 0. # 2. Return the length of the shortest argument list of the entries in S. # FIXME: This calculation doesn't take into account whether runtime # enabled overloads are actually enabled, so length may be incorrect. # E.g., [RuntimeEnabled=Foo] void f(); void f(long x); # should have length 1 if Foo is not enabled, but length 0 if it is. method['length'] = (method['overloads']['minarg'] if 'overloads' in method else method['number_of_required_arguments']) context.update({ 'conditionally_enabled_methods': conditionally_enabled_methods, 'custom_registration_methods': custom_registration_methods, 'has_origin_safe_method_setter': any( method['is_check_security_for_frame'] and not method['is_read_only'] for method in methods), 'has_private_script': any(attribute['is_implemented_in_private_script'] for attribute in attributes) or any(method['is_implemented_in_private_script'] for method in methods), 'method_configuration_methods': method_configuration_methods, 'methods': methods, }) context.update({ 'indexed_property_getter': indexed_property_getter(interface), 'indexed_property_setter': indexed_property_setter(interface), 'indexed_property_deleter': indexed_property_deleter(interface), 'is_override_builtins': 'OverrideBuiltins' in extended_attributes, 'named_property_getter': named_property_getter(interface), 'named_property_setter': named_property_setter(interface), 'named_property_deleter': named_property_deleter(interface), }) return context
def interface_context(interface): includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update( v8_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes # [ActiveDOMObject] is_active_dom_object = 'ActiveDOMObject' in extended_attributes # [DependentLifetime] is_dependent_lifetime = 'DependentLifetime' in extended_attributes # [Iterable] iterator_method = None if 'Iterable' in extended_attributes: iterator_operation = IdlOperation(interface.idl_name) iterator_operation.name = 'iterator' iterator_operation.idl_type = IdlType('Iterator') iterator_operation.extended_attributes['RaisesException'] = None iterator_operation.extended_attributes['CallWith'] = 'ScriptState' iterator_method = v8_methods.method_context(interface, iterator_operation) # [SetWrapperReferenceFrom] reachable_node_function = extended_attributes.get( 'SetWrapperReferenceFrom') if reachable_node_function: includes.update(['core/dom/Element.h']) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [ { 'name': argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(raw_type=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. 'cpp_type': argument.idl_type.implemented_as + '*', 'idl_type': argument.idl_type, } for argument in extended_attributes.get('SetWrapperReferenceTo', []) ] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to['idl_type'].add_includes_for_type() # [NotScriptWrappable] is_script_wrappable = 'NotScriptWrappable' not in extended_attributes # [SpecialWrapFor] if 'SpecialWrapFor' in extended_attributes: special_wrap_for = extended_attribute_value_as_list( interface, 'SpecialWrapFor') else: special_wrap_for = [] for special_wrap_interface in special_wrap_for: v8_types.add_includes_for_interface(special_wrap_interface) # [Custom=Wrap], [SetWrapperReferenceFrom] has_visit_dom_wrapper = (has_extended_attribute_value( interface, 'Custom', 'VisitDOMWrapper') or reachable_node_function or set_wrapper_reference_to_list) wrapper_class_id = ('NodeClassId' if inherits_interface( interface.name, 'Node') else 'ObjectClassId') context = { 'cpp_class': cpp_name(interface), 'has_custom_wrap': has_extended_attribute_value(interface, 'Custom', 'Wrap'), # [Custom=Wrap] 'has_visit_dom_wrapper': has_visit_dom_wrapper, 'header_includes': header_includes, 'interface_name': interface.name, 'is_active_dom_object': is_active_dom_object, 'is_dependent_lifetime': is_dependent_lifetime, 'is_exception': interface.is_exception, 'is_script_wrappable': is_script_wrappable, 'iterator_method': iterator_method, 'lifetime': 'Dependent' if (has_visit_dom_wrapper or is_active_dom_object or is_dependent_lifetime) else 'Independent', 'parent_interface': parent_interface, 'reachable_node_function': reachable_node_function, 'set_wrapper_reference_to_list': set_wrapper_reference_to_list, 'special_wrap_for': special_wrap_for, 'wrapper_class_id': wrapper_class_id, } # Constructors constructors = [ constructor_context(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == 'Constructor' ] if len(constructors) > 1: context['constructor_overloads'] = overloads_context(constructors) # [CustomConstructor] custom_constructors = [{ # Only needed for computing interface length 'number_of_required_arguments': number_of_required_arguments(constructor), } for constructor in interface.custom_constructors] # [EventConstructor] has_event_constructor = 'EventConstructor' in extended_attributes any_type_attributes = [ attribute for attribute in interface.attributes if attribute.idl_type.name == 'Any' ] # [NamedConstructor] named_constructor = named_constructor_context(interface) if (constructors or custom_constructors or has_event_constructor or named_constructor): includes.add('core/frame/LocalDOMWindow.h') context.update({ 'any_type_attributes': any_type_attributes, 'constructors': constructors, 'has_custom_constructor': bool(custom_constructors), 'has_event_constructor': has_event_constructor, 'interface_length': interface_length(interface, constructors + custom_constructors), 'is_constructor_raises_exception': extended_attributes.get('RaisesException') == 'Constructor', # [RaisesException=Constructor] 'named_constructor': named_constructor, }) constants = [ constant_context(constant) for constant in interface.constants ] # Constants context.update({ 'constants': constants, 'has_constant_configuration': True, }) # Attributes attributes = [ v8_attributes.attribute_context(interface, attribute) for attribute in interface.attributes ] context.update({ 'attributes': attributes, 'has_conditional_attributes': any(attribute['exposed_test'] for attribute in attributes), 'has_constructor_attributes': any(attribute['constructor_type'] for attribute in attributes), 'has_replaceable_attributes': any(attribute['is_replaceable'] for attribute in attributes), }) # Methods methods = [ v8_methods.method_context(interface, method) for method in interface.operations if method.name ] # Skip anonymous special operations (methods) compute_method_overloads_context(methods) # Stringifier if interface.stringifier: stringifier = interface.stringifier method = IdlOperation(interface.idl_name) method.name = 'toString' method.idl_type = IdlType('DOMString') method.extended_attributes.update(stringifier.extended_attributes) if stringifier.attribute: method.extended_attributes[ 'ImplementedAs'] = stringifier.attribute.name elif stringifier.operation: method.extended_attributes[ 'ImplementedAs'] = stringifier.operation.name methods.append(v8_methods.method_context(interface, method)) conditionally_enabled_methods = [] custom_registration_methods = [] method_configuration_methods = [] for method in methods: # Skip all but one method in each set of overloaded methods. if 'overload_index' in method and 'overloads' not in method: continue if 'overloads' in method: overloads = method['overloads'] conditionally_exposed_function = overloads['exposed_test_all'] has_custom_registration = overloads['has_custom_registration_all'] else: conditionally_exposed_function = method['exposed_test'] has_custom_registration = method['has_custom_registration'] if conditionally_exposed_function: conditionally_enabled_methods.append(method) continue if has_custom_registration: custom_registration_methods.append(method) continue method_configuration_methods.append(method) for method in methods: # The value of the Function object’s “length” property is a Number # determined as follows: # 1. Let S be the effective overload set for regular operations (if the # operation is a regular operation) or for static operations (if the # operation is a static operation) with identifier id on interface I and # with argument count 0. # 2. Return the length of the shortest argument list of the entries in S. # FIXME: This calculation doesn't take into account whether runtime # enabled overloads are actually enabled, so length may be incorrect. # E.g., [RuntimeEnabled=Foo] void f(); void f(long x); # should have length 1 if Foo is not enabled, but length 0 if it is. method['length'] = (method['overloads']['minarg'] if 'overloads' in method else method['number_of_required_arguments']) context.update({ 'conditionally_enabled_methods': conditionally_enabled_methods, 'custom_registration_methods': custom_registration_methods, 'method_configuration_methods': method_configuration_methods, 'methods': methods, }) context.update({ 'indexed_property_getter': indexed_property_getter(interface), 'indexed_property_setter': indexed_property_setter(interface), 'indexed_property_deleter': indexed_property_deleter(interface), 'is_override_builtins': 'OverrideBuiltins' in extended_attributes, 'named_property_getter': named_property_getter(interface), 'named_property_setter': named_property_setter(interface), 'named_property_deleter': named_property_deleter(interface), }) return context
def setter_context(interface, attribute, interfaces, context): if 'PutForwards' in attribute.extended_attributes: # Make sure the target interface and attribute exist. target_interface_name = attribute.idl_type.base_type target_attribute_name = attribute.extended_attributes['PutForwards'] interface = interfaces[target_interface_name] try: next(candidate for candidate in interface.attributes if candidate.name == target_attribute_name) except StopIteration: raise Exception('[PutForward] target not found:\n' 'Attribute "%s" is not present in interface "%s"' % (target_attribute_name, target_interface_name)) context['target_attribute_name'] = target_attribute_name return if ('Replaceable' in attribute.extended_attributes): # Create the property, and early-return if an exception is thrown. # Subsequent cleanup code may not be prepared to handle a pending # exception. context['cpp_setter'] = ( 'if (info.Holder()->CreateDataProperty(' + 'info.GetIsolate()->GetCurrentContext(), ' + 'property_name, v8_value).IsNothing())' + '\n return') return extended_attributes = attribute.extended_attributes idl_type = attribute.idl_type # [RaisesException], [RaisesException=Setter] is_setter_raises_exception = ( 'RaisesException' in extended_attributes and extended_attributes['RaisesException'] in [None, 'Setter']) has_type_checking_interface = idl_type.is_wrapper_type use_common_reflection_setter = False # Enable use_common_reflection_setter if # * extended_attributes is [CEReactions, Reflect] or # [CEReactions, Reflect, RuntimeEnabled], # * the type is boolean, DOMString, or DOMString?, and # * the interface inherits from 'Element'. if ('Reflect' in extended_attributes and 'CEReactions' in extended_attributes and str(idl_type) in ('boolean', 'DOMString', 'DOMString?') and inherits_interface(interface.name, 'Element')): if (len(extended_attributes) == 2 or (len(extended_attributes) == 3 and 'RuntimeEnabled' in extended_attributes)): use_common_reflection_setter = True context.update({ 'has_setter_exception_state': is_setter_raises_exception or has_type_checking_interface or idl_type.v8_conversion_needs_exception_state, 'has_type_checking_interface': has_type_checking_interface, 'is_setter_call_with_execution_context': has_extended_attribute_value(attribute, 'SetterCallWith', 'ExecutionContext'), 'is_setter_call_with_script_state': has_extended_attribute_value(attribute, 'SetterCallWith', 'ScriptState'), 'is_setter_raises_exception': is_setter_raises_exception, 'use_common_reflection_setter': use_common_reflection_setter, 'v8_value_to_local_cpp_value': idl_type.v8_value_to_local_cpp_value( extended_attributes, 'v8_value', 'cpp_value', code_generation_target='attribute_set'), }) # setter_expression() depends on context values we set above. context['cpp_setter'] = setter_expression(interface, attribute, context)
def interface_context(interface): context = v8_interface.interface_context(interface) includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update(dart_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes if inherits_interface(interface.name, "EventTarget"): includes.update(["bindings/dart_event_listener.h"]) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [ { "name": argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(used_as_rvalue_type=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. "cpp_type": argument.idl_type.implemented_as + "*", "idl_type": argument.idl_type, } for argument in extended_attributes.get("SetWrapperReferenceTo", []) ] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to["idl_type"].add_includes_for_type() context.update( { "cpp_class": DartUtilities.cpp_name(interface), "header_includes": header_includes, "set_wrapper_reference_to_list": set_wrapper_reference_to_list, "dart_class": dart_types.dart_type(interface.name), } ) # Constructors constructors = [ constructor_context(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == "Constructor" ] if len(constructors) > 1: context.update({"constructor_overloads": overloads_context(constructors)}) # [CustomConstructor] custom_constructors = [ custom_constructor_context(interface, constructor) for constructor in interface.custom_constructors ] # [NamedConstructor] named_constructor = generate_named_constructor(interface) generate_method_native_entries(interface, constructors, "Constructor") generate_method_native_entries(interface, custom_constructors, "Constructor") if named_constructor: generate_method_native_entries(interface, [named_constructor], "Constructor") event_constructor = None if context["has_event_constructor"]: event_constructor = { "native_entries": [DartUtilities.generate_native_entry(interface.name, None, "Constructor", False, 2)] } context.update( { "constructors": constructors, "custom_constructors": custom_constructors, "event_constructor": event_constructor, "has_custom_constructor": bool(custom_constructors), "interface_length": v8_interface.interface_length(interface, constructors + custom_constructors), "is_constructor_call_with_execution_context": DartUtilities.has_extended_attribute_value( interface, "ConstructorCallWith", "ExecutionContext" ), # [ConstructorCallWith=ExeuctionContext] "named_constructor": named_constructor, } ) # Attributes attributes = [ dart_attributes.attribute_context(interface, attribute) for attribute in interface.attributes if not v8_attributes.is_constructor_attribute(attribute) ] context.update( { "attributes": attributes, "has_constructor_attributes": any(attribute["constructor_type"] for attribute in attributes), "has_replaceable_attributes": any(attribute["is_replaceable"] for attribute in attributes), } ) # Methods methods = [ dart_methods.method_context(interface, method) for method in interface.operations # Skip anonymous special operations (methods name empty). if ( method.name and # detect unnamed getters from v8_interface. method.name != "anonymousNamedGetter" ) ] compute_method_overloads_context(methods) for method in methods: method["do_generate_method_configuration"] = ( # For overloaded methods, only generate one accessor "overload_index" not in method or method["overload_index"] == 1 ) for method in methods: assert "overloads" not in method, "Dart does not support overloads, %s in %s" % (method["name"], interface.name) generate_method_native_entries(interface, methods, "Method") context.update( { "has_method_configuration": any(method["do_generate_method_configuration"] for method in methods), "methods": methods, } ) context.update( { "indexed_property_getter": indexed_property_getter(interface), "indexed_property_setter": indexed_property_setter(interface), "indexed_property_deleter": v8_interface.indexed_property_deleter(interface), "is_override_builtins": "OverrideBuiltins" in extended_attributes, "named_property_getter": named_property_getter(interface), "named_property_setter": named_property_setter(interface), "named_property_deleter": v8_interface.named_property_deleter(interface), } ) generate_native_entries_for_specials(interface, context) native_entries = generate_interface_native_entries(context) context.update({"native_entries": native_entries}) return context
def interface_context(interface): includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update(v8_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes # [DependentLifetime] is_dependent_lifetime = 'DependentLifetime' in extended_attributes # [Iterable] iterator_method = None if 'Iterable' in extended_attributes: iterator_operation = IdlOperation(interface.idl_name) iterator_operation.name = 'iterator' iterator_operation.idl_type = IdlType('Iterator') iterator_operation.extended_attributes['RaisesException'] = None iterator_operation.extended_attributes['CallWith'] = 'ScriptState' iterator_method = v8_methods.method_context(interface, iterator_operation) # [SetWrapperReferenceFrom] reachable_node_function = extended_attributes.get('SetWrapperReferenceFrom') if reachable_node_function: includes.update(['core/dom/Element.h']) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [{ 'name': argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(raw_type=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. 'cpp_type': argument.idl_type.implemented_as + '*', 'idl_type': argument.idl_type, } for argument in extended_attributes.get('SetWrapperReferenceTo', [])] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to['idl_type'].add_includes_for_type() # [NotScriptWrappable] is_script_wrappable = 'NotScriptWrappable' not in extended_attributes # [SpecialWrapFor] if 'SpecialWrapFor' in extended_attributes: special_wrap_for = extended_attribute_value_as_list(interface, 'SpecialWrapFor') else: special_wrap_for = [] for special_wrap_interface in special_wrap_for: v8_types.add_includes_for_interface(special_wrap_interface) # [Custom=Wrap], [SetWrapperReferenceFrom] has_visit_dom_wrapper = ( has_extended_attribute_value(interface, 'Custom', 'VisitDOMWrapper') or reachable_node_function or set_wrapper_reference_to_list) wrapper_class_id = ('NodeClassId' if inherits_interface(interface.name, 'Node') else 'ObjectClassId') context = { 'cpp_class': cpp_name(interface), 'has_custom_wrap': has_extended_attribute_value(interface, 'Custom', 'Wrap'), # [Custom=Wrap] 'has_visit_dom_wrapper': has_visit_dom_wrapper, 'header_includes': header_includes, 'interface_name': interface.name, 'is_dependent_lifetime': is_dependent_lifetime, 'is_exception': interface.is_exception, 'is_script_wrappable': is_script_wrappable, 'iterator_method': iterator_method, 'lifetime': 'Dependent' if (has_visit_dom_wrapper or is_dependent_lifetime) else 'Independent', 'parent_interface': parent_interface, 'reachable_node_function': reachable_node_function, 'set_wrapper_reference_to_list': set_wrapper_reference_to_list, 'special_wrap_for': special_wrap_for, 'wrapper_class_id': wrapper_class_id, } # Constructors constructors = [constructor_context(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == 'Constructor'] if len(constructors) > 1: context['constructor_overloads'] = overloads_context(constructors) # [CustomConstructor] custom_constructors = [{ # Only needed for computing interface length 'number_of_required_arguments': number_of_required_arguments(constructor), } for constructor in interface.custom_constructors] # [EventConstructor] has_event_constructor = 'EventConstructor' in extended_attributes any_type_attributes = [attribute for attribute in interface.attributes if attribute.idl_type.name == 'Any'] # [NamedConstructor] named_constructor = named_constructor_context(interface) if (constructors or custom_constructors or has_event_constructor or named_constructor): includes.add('core/frame/LocalDOMWindow.h') context.update({ 'any_type_attributes': any_type_attributes, 'constructors': constructors, 'has_custom_constructor': bool(custom_constructors), 'has_event_constructor': has_event_constructor, 'interface_length': interface_length(interface, constructors + custom_constructors), 'is_constructor_raises_exception': extended_attributes.get('RaisesException') == 'Constructor', # [RaisesException=Constructor] 'named_constructor': named_constructor, }) constants = [constant_context(constant) for constant in interface.constants] # Constants context.update({ 'constants': constants, 'has_constant_configuration': True, }) # Attributes attributes = [v8_attributes.attribute_context(interface, attribute) for attribute in interface.attributes] context.update({ 'attributes': attributes, 'has_conditional_attributes': any(attribute['exposed_test'] for attribute in attributes), 'has_constructor_attributes': any(attribute['constructor_type'] for attribute in attributes), 'has_replaceable_attributes': any(attribute['is_replaceable'] for attribute in attributes), }) # Methods methods = [v8_methods.method_context(interface, method) for method in interface.operations if method.name] # Skip anonymous special operations (methods) compute_method_overloads_context(methods) # Stringifier if interface.stringifier: stringifier = interface.stringifier method = IdlOperation(interface.idl_name) method.name = 'toString' method.idl_type = IdlType('DOMString') method.extended_attributes.update(stringifier.extended_attributes) if stringifier.attribute: method.extended_attributes['ImplementedAs'] = stringifier.attribute.name elif stringifier.operation: method.extended_attributes['ImplementedAs'] = stringifier.operation.name methods.append(v8_methods.method_context(interface, method)) conditionally_enabled_methods = [] custom_registration_methods = [] method_configuration_methods = [] for method in methods: # Skip all but one method in each set of overloaded methods. if 'overload_index' in method and 'overloads' not in method: continue if 'overloads' in method: overloads = method['overloads'] conditionally_exposed_function = overloads['exposed_test_all'] has_custom_registration = overloads['has_custom_registration_all'] else: conditionally_exposed_function = method['exposed_test'] has_custom_registration = method['has_custom_registration'] if conditionally_exposed_function: conditionally_enabled_methods.append(method) continue if has_custom_registration: custom_registration_methods.append(method) continue method_configuration_methods.append(method) for method in methods: # The value of the Function object’s “length” property is a Number # determined as follows: # 1. Let S be the effective overload set for regular operations (if the # operation is a regular operation) or for static operations (if the # operation is a static operation) with identifier id on interface I and # with argument count 0. # 2. Return the length of the shortest argument list of the entries in S. # FIXME: This calculation doesn't take into account whether runtime # enabled overloads are actually enabled, so length may be incorrect. # E.g., [RuntimeEnabled=Foo] void f(); void f(long x); # should have length 1 if Foo is not enabled, but length 0 if it is. method['length'] = (method['overloads']['minarg'] if 'overloads' in method else method['number_of_required_arguments']) context.update({ 'conditionally_enabled_methods': conditionally_enabled_methods, 'custom_registration_methods': custom_registration_methods, 'method_configuration_methods': method_configuration_methods, 'methods': methods, }) context.update({ 'indexed_property_getter': indexed_property_getter(interface), 'indexed_property_setter': indexed_property_setter(interface), 'indexed_property_deleter': indexed_property_deleter(interface), 'is_override_builtins': 'OverrideBuiltins' in extended_attributes, 'named_property_getter': named_property_getter(interface), 'named_property_setter': named_property_setter(interface), 'named_property_deleter': named_property_deleter(interface), }) return context
def interface_context(interface): context = v8_interface.interface_context(interface) includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update( dart_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes if inherits_interface(interface.name, 'EventTarget'): includes.update(['bindings/dart_event_listener.h']) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [ { 'name': argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(used_as_rvalue_type=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. 'cpp_type': argument.idl_type.implemented_as + '*', 'idl_type': argument.idl_type, } for argument in extended_attributes.get('SetWrapperReferenceTo', []) ] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to['idl_type'].add_includes_for_type() context.update({ 'cpp_class': DartUtilities.cpp_name(interface), 'header_includes': header_includes, 'set_wrapper_reference_to_list': set_wrapper_reference_to_list, 'dart_class': dart_types.dart_type(interface.name), }) # Constructors constructors = [ constructor_context(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == 'Constructor' ] if len(constructors) > 1: context.update( {'constructor_overloads': overloads_context(constructors)}) # [CustomConstructor] custom_constructors = [ custom_constructor_context(interface, constructor) for constructor in interface.custom_constructors ] # [NamedConstructor] named_constructor = generate_named_constructor(interface) generate_method_native_entries(interface, constructors, 'Constructor') generate_method_native_entries(interface, custom_constructors, 'Constructor') if named_constructor: generate_method_native_entries(interface, [named_constructor], 'Constructor') event_constructor = None if context['has_event_constructor']: event_constructor = { 'native_entries': [ DartUtilities.generate_native_entry(interface.name, None, 'Constructor', False, 2) ], } context.update({ 'constructors': constructors, 'custom_constructors': custom_constructors, 'event_constructor': event_constructor, 'has_custom_constructor': bool(custom_constructors), 'interface_length': v8_interface.interface_length(interface, constructors + custom_constructors), 'is_constructor_call_with_execution_context': DartUtilities.has_extended_attribute_value( interface, 'ConstructorCallWith', 'ExecutionContext'), # [ConstructorCallWith=ExeuctionContext] 'named_constructor': named_constructor, }) # Attributes attributes = [ dart_attributes.attribute_context(interface, attribute) for attribute in interface.attributes if not v8_attributes.is_constructor_attribute(attribute) ] context.update({ 'attributes': attributes, 'has_constructor_attributes': any(attribute['constructor_type'] for attribute in attributes), 'has_replaceable_attributes': any(attribute['is_replaceable'] for attribute in attributes), }) # Methods methods = [ dart_methods.method_context(interface, method) for method in interface.operations # Skip anonymous special operations (methods name empty). if (method.name and # detect unnamed getters from v8_interface. method.name != 'anonymousNamedGetter') ] compute_method_overloads_context(methods) for method in methods: method['do_generate_method_configuration'] = ( # For overloaded methods, only generate one accessor ('overload_index' not in method or method['overload_index'] == 1)) for method in methods: assert 'overloads' not in method, 'Dart does not support overloads, %s in %s' % ( method['name'], interface.name) generate_method_native_entries(interface, methods, 'Method') context.update({ 'has_method_configuration': any(method['do_generate_method_configuration'] for method in methods), 'methods': methods, }) context.update({ 'indexed_property_getter': indexed_property_getter(interface), 'indexed_property_setter': indexed_property_setter(interface), 'indexed_property_deleter': v8_interface.indexed_property_deleter(interface), 'is_override_builtins': 'OverrideBuiltins' in extended_attributes, 'named_property_getter': named_property_getter(interface), 'named_property_setter': named_property_setter(interface), 'named_property_deleter': v8_interface.named_property_deleter(interface), }) generate_native_entries_for_specials(interface, context) native_entries = generate_interface_native_entries(context) context.update({ 'native_entries': native_entries, }) return context
def generate_interface(interface): includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update(v8_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes is_audio_buffer = inherits_interface(interface.name, "AudioBuffer") if is_audio_buffer: includes.add("modules/webaudio/AudioBuffer.h") is_document = inherits_interface(interface.name, "Document") if is_document: includes.update(["bindings/v8/ScriptController.h", "bindings/v8/V8WindowShell.h", "core/frame/LocalFrame.h"]) # [ActiveDOMObject] is_active_dom_object = "ActiveDOMObject" in extended_attributes # [CheckSecurity] is_check_security = "CheckSecurity" in extended_attributes if is_check_security: includes.add("bindings/v8/BindingSecurity.h") # [DependentLifetime] is_dependent_lifetime = "DependentLifetime" in extended_attributes # [MeasureAs] is_measure_as = "MeasureAs" in extended_attributes if is_measure_as: includes.add("core/frame/UseCounter.h") # [SetWrapperReferenceFrom] reachable_node_function = extended_attributes.get("SetWrapperReferenceFrom") if reachable_node_function: includes.update(["bindings/v8/V8GCController.h", "core/dom/Element.h"]) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [ { "name": argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(used_as_argument=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. "cpp_type": argument.idl_type.implemented_as + "*", "idl_type": argument.idl_type, "v8_type": v8_types.v8_type(argument.idl_type.name), } for argument in extended_attributes.get("SetWrapperReferenceTo", []) ] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to["idl_type"].add_includes_for_type() # [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_interface(special_wrap_interface) # [Custom=Wrap], [SetWrapperReferenceFrom] has_visit_dom_wrapper = ( has_extended_attribute_value(interface, "Custom", "VisitDOMWrapper") or reachable_node_function or set_wrapper_reference_to_list ) this_gc_type = gc_type(interface) template_contents = { "conditional_string": conditional_string(interface), # [Conditional] "cpp_class": cpp_name(interface), "gc_type": this_gc_type, "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_visit_dom_wrapper": has_visit_dom_wrapper, "header_includes": header_includes, "interface_name": interface.name, "is_active_dom_object": is_active_dom_object, "is_audio_buffer": is_audio_buffer, "is_check_security": is_check_security, "is_dependent_lifetime": is_dependent_lifetime, "is_document": is_document, "is_event_target": inherits_interface(interface.name, "EventTarget"), "is_exception": interface.is_exception, "is_node": inherits_interface(interface.name, "Node"), "measure_as": v8_utilities.measure_as(interface), # [MeasureAs] "parent_interface": parent_interface, "pass_cpp_type": cpp_template_type(cpp_ptr_type("PassRefPtr", "RawPtr", this_gc_type), cpp_name(interface)), "reachable_node_function": reachable_node_function, "runtime_enabled_function": runtime_enabled_function_name(interface), # [RuntimeEnabled] "set_wrapper_reference_to_list": set_wrapper_reference_to_list, "special_wrap_for": special_wrap_for, "v8_class": v8_utilities.v8_class_name(interface), "wrapper_configuration": "WrapperConfiguration::Dependent" if (has_visit_dom_wrapper or is_active_dom_object or is_dependent_lifetime) else "WrapperConfiguration::Independent", } # Constructors constructors = [ generate_constructor(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == "Constructor" ] if len(constructors) > 1: template_contents["constructor_overloads"] = generate_overloads(constructors) # [CustomConstructor] custom_constructors = [ { # Only needed for computing interface length "number_of_required_arguments": number_of_required_arguments(constructor) } for constructor in interface.custom_constructors ] # [EventConstructor] has_event_constructor = "EventConstructor" in extended_attributes any_type_attributes = [attribute for attribute in interface.attributes if attribute.idl_type.name == "Any"] if has_event_constructor: includes.add("bindings/v8/Dictionary.h") if any_type_attributes: includes.add("bindings/v8/SerializedScriptValue.h") # [NamedConstructor] named_constructor = generate_named_constructor(interface) if constructors or custom_constructors or has_event_constructor or named_constructor: includes.add("bindings/v8/V8ObjectConstructor.h") includes.add("core/frame/DOMWindow.h") template_contents.update( { "any_type_attributes": any_type_attributes, "constructors": constructors, "has_custom_constructor": bool(custom_constructors), "has_event_constructor": has_event_constructor, "interface_length": interface_length(interface, constructors + custom_constructors), "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": extended_attributes.get("RaisesException") == "Constructor", # [RaisesException=Constructor] "named_constructor": named_constructor, } ) # Constants template_contents.update( { "constants": [generate_constant(constant) for constant in interface.constants], "do_not_check_constants": "DoNotCheckConstants" in extended_attributes, } ) # Attributes attributes = [v8_attributes.generate_attribute(interface, attribute) for attribute in interface.attributes] template_contents.update( { "attributes": attributes, "has_accessors": any(attribute["is_expose_js_accessors"] for attribute in attributes), "has_attribute_configuration": any( not ( attribute["is_expose_js_accessors"] or attribute["is_static"] or attribute["runtime_enabled_function"] or attribute["per_context_enabled_function"] ) for attribute in attributes ), "has_constructor_attributes": any(attribute["constructor_type"] for attribute in attributes), "has_per_context_enabled_attributes": any( attribute["per_context_enabled_function"] for attribute in attributes ), "has_replaceable_attributes": any(attribute["is_replaceable"] for attribute in attributes), } ) # Methods methods = [ v8_methods.generate_method(interface, method) for method in interface.operations if method.name ] # Skip anonymous special operations (methods) generate_method_overloads(methods) for method in methods: method["do_generate_method_configuration"] = ( method["do_not_check_signature"] and not method["per_context_enabled_function"] and # For overloaded methods, only generate one accessor ("overload_index" not in method or method["overload_index"] == 1) ) template_contents.update( { "has_origin_safe_method_setter": any( method["is_check_security_for_frame"] and not method["is_read_only"] for method in methods ), "has_method_configuration": any(method["do_generate_method_configuration"] for method in methods), "has_per_context_enabled_methods": any(method["per_context_enabled_function"] for method in methods), "methods": methods, } ) template_contents.update( { "indexed_property_getter": indexed_property_getter(interface), "indexed_property_setter": indexed_property_setter(interface), "indexed_property_deleter": indexed_property_deleter(interface), "is_override_builtins": "OverrideBuiltins" in extended_attributes, "named_property_getter": named_property_getter(interface), "named_property_setter": named_property_setter(interface), "named_property_deleter": named_property_deleter(interface), } ) return template_contents
def interface_context(interface): context = v8_interface.interface_context(interface) includes.clear() includes.update(INTERFACE_CPP_INCLUDES) header_includes = set(INTERFACE_H_INCLUDES) parent_interface = interface.parent if parent_interface: header_includes.update( dart_types.includes_for_interface(parent_interface)) extended_attributes = interface.extended_attributes is_document = inherits_interface(interface.name, 'Document') if is_document: # FIXME(vsm): We probably need bindings/dart/DartController and # core/frame/LocalFrame.h here. includes.update(['DartDocument.h']) if inherits_interface(interface.name, 'DataTransferItemList'): # FIXME(jacobr): this is a hack. includes.update(['core/html/HTMLCollection.h']) if inherits_interface(interface.name, 'EventTarget'): includes.update(['bindings/core/dart/DartEventListener.h']) # [SetWrapperReferenceTo] set_wrapper_reference_to_list = [ { 'name': argument.name, # FIXME: properly should be: # 'cpp_type': argument.idl_type.cpp_type_args(used_as_rvalue_type=True), # (if type is non-wrapper type like NodeFilter, normally RefPtr) # Raw pointers faster though, and NodeFilter hacky anyway. 'cpp_type': argument.idl_type.implemented_as + '*', 'idl_type': argument.idl_type, 'v8_type': dart_types.v8_type(argument.idl_type.name), } for argument in extended_attributes.get('SetWrapperReferenceTo', []) ] for set_wrapper_reference_to in set_wrapper_reference_to_list: set_wrapper_reference_to['idl_type'].add_includes_for_type() context.update({ 'conditional_string': DartUtilities.conditional_string(interface), # [Conditional] 'cpp_class': DartUtilities.cpp_name(interface), 'header_includes': header_includes, 'is_garbage_collected': context['gc_type'] == 'GarbageCollectedObject', 'is_will_be_garbage_collected': context['gc_type'] == 'WillBeGarbageCollectedObject', 'measure_as': DartUtilities.measure_as(interface), # [MeasureAs] 'pass_cpp_type': dart_types.cpp_template_type( dart_types.cpp_ptr_type('PassRefPtr', 'RawPtr', context['gc_type']), DartUtilities.cpp_name(interface)), 'runtime_enabled_function': DartUtilities.runtime_enabled_function_name( interface), # [RuntimeEnabled] 'set_wrapper_reference_to_list': set_wrapper_reference_to_list, 'dart_class': dart_types.dart_type(interface.name), 'v8_class': DartUtilities.v8_class_name(interface), }) # Constructors constructors = [ constructor_context(interface, constructor) for constructor in interface.constructors # FIXME: shouldn't put named constructors with constructors # (currently needed for Perl compatibility) # Handle named constructors separately if constructor.name == 'Constructor' ] if len(constructors) > 1: context.update( {'constructor_overloads': overloads_context(constructors)}) # [CustomConstructor] custom_constructors = [ custom_constructor_context(interface, constructor) for constructor in interface.custom_constructors ] # [NamedConstructor] named_constructor = generate_named_constructor(interface) generate_method_native_entries(interface, constructors, 'Constructor') generate_method_native_entries(interface, custom_constructors, 'Constructor') if named_constructor: generate_method_native_entries(interface, [named_constructor], 'Constructor') event_constructor = None if context['has_event_constructor']: event_constructor = { 'native_entries': [ DartUtilities.generate_native_entry(interface.name, None, 'Constructor', False, 2) ], } if (context['constructors'] or custom_constructors or context['has_event_constructor'] or named_constructor): includes.add('core/frame/LocalDOMWindow.h') context.update({ 'constructors': constructors, 'custom_constructors': custom_constructors, 'event_constructor': event_constructor, 'has_custom_constructor': bool(custom_constructors), 'interface_length': v8_interface.interface_length(interface, constructors + custom_constructors), 'is_constructor_call_with_document': DartUtilities.has_extended_attribute_value( interface, 'ConstructorCallWith', 'Document'), # [ConstructorCallWith=Document] 'is_constructor_call_with_execution_context': DartUtilities.has_extended_attribute_value( interface, 'ConstructorCallWith', 'ExecutionContext'), # [ConstructorCallWith=ExeuctionContext] 'named_constructor': named_constructor, }) # Attributes attributes = [ dart_attributes.attribute_context(interface, attribute) for attribute in interface.attributes # Skip attributes in the IGNORE_MEMBERS list or if an # extended attribute is in the IGNORE_EXTENDED_ATTRIBUTES. if (not _suppress_attribute(interface.name, attribute.name) and not v8_attributes.is_constructor_attribute(attribute) and not _suppress_extended_attributes(attribute.extended_attributes) and not ('DartSuppress' in attribute.extended_attributes and attribute.extended_attributes.get('DartSuppress') == None)) ] context.update({ 'attributes': attributes, 'has_accessors': any(attribute['is_expose_js_accessors'] for attribute in attributes), 'has_attribute_configuration': any(not (attribute['is_expose_js_accessors'] or attribute['is_static'] or attribute['runtime_enabled_function'] or attribute['per_context_enabled_function']) for attribute in attributes), 'has_constructor_attributes': any(attribute['constructor_type'] for attribute in attributes), 'has_per_context_enabled_attributes': any(attribute['per_context_enabled_function'] for attribute in attributes), 'has_replaceable_attributes': any(attribute['is_replaceable'] for attribute in attributes), }) # Methods methods = [ dart_methods.method_context(interface, method) for method in interface.operations # Skip anonymous special operations (methods name empty). # Skip methods in our IGNORE_MEMBERS list. # Skip methods w/ extended attributes in IGNORE_EXTENDED_ATTRIBUTES list. if (method.name and # detect unnamed getters from v8_interface. method.name != 'anonymousNamedGetter' and # TODO(terry): Eventual eliminate the IGNORE_MEMBERS in favor of DartSupress. not _suppress_method(interface.name, method.name) and not _suppress_extended_attributes(method.extended_attributes) and not 'DartSuppress' in method.extended_attributes) ] compute_method_overloads_context(methods) for method in methods: method['do_generate_method_configuration'] = ( method['do_not_check_signature'] and not method['per_context_enabled_function'] and # For overloaded methods, only generate one accessor ('overload_index' not in method or method['overload_index'] == 1)) generate_method_native_entries(interface, methods, 'Method') context.update({ 'has_origin_safe_method_setter': any(method['is_check_security_for_frame'] and not method['is_read_only'] for method in methods), 'has_method_configuration': any(method['do_generate_method_configuration'] for method in methods), 'has_per_context_enabled_methods': any(method['per_context_enabled_function'] for method in methods), 'methods': methods, }) context.update({ 'indexed_property_getter': indexed_property_getter(interface), 'indexed_property_setter': indexed_property_setter(interface), 'indexed_property_deleter': v8_interface.indexed_property_deleter(interface), 'is_override_builtins': 'OverrideBuiltins' in extended_attributes, 'named_property_getter': named_property_getter(interface), 'named_property_setter': named_property_setter(interface), 'named_property_deleter': v8_interface.named_property_deleter(interface), }) generate_native_entries_for_specials(interface, context) native_entries = generate_interface_native_entries(context) context.update({ 'native_entries': native_entries, }) return context