def generate_constructor(interface, constructor):
return {
'argument_list': constructor_argument_list(interface, constructor),
'arguments': [constructor_argument(argument, index)
for index, argument in enumerate(constructor.arguments)],
'has_exception_state':
# [RaisesException=Constructor]
interface.extended_attributes.get('RaisesException') == 'Constructor' or
any(argument for argument in constructor.arguments
if argument.idl_type == 'SerializedScriptValue' or
v8_types.is_integer_type(argument.idl_type)),
'is_constructor': True,
'is_variadic': False, # Required for overload resolution
'number_of_required_arguments':
number_of_required_arguments(constructor),
}
def property_setter(setter):
idl_type = setter.arguments[1].idl_type
extended_attributes = setter.extended_attributes
is_raises_exception = 'RaisesException' in extended_attributes
return {
'has_strict_type_checking':
'StrictTypeChecking' in extended_attributes and
v8_types.is_wrapper_type(idl_type),
'idl_type': idl_type,
'is_custom': 'Custom' in extended_attributes,
'has_exception_state': is_raises_exception or
v8_types.is_integer_type(idl_type),
'is_raises_exception': is_raises_exception,
'name': cpp_name(setter),
'v8_value_to_local_cpp_value': v8_types.v8_value_to_local_cpp_value(
idl_type, extended_attributes, 'jsValue', 'propertyValue'),
}
def generate_attribute(interface, attribute):
idl_type = attribute.idl_type
extended_attributes = attribute.extended_attributes
v8_types.add_includes_for_type(idl_type)
# [CheckSecurity]
is_check_security_for_node = 'CheckSecurity' in extended_attributes
if is_check_security_for_node:
includes.add('bindings/v8/BindingSecurity.h')
# [Custom]
has_custom_getter = ('Custom' in extended_attributes and
extended_attributes['Custom'] in [None, 'Getter'])
has_custom_setter = (not attribute.is_read_only and
'Custom' in extended_attributes and
extended_attributes['Custom'] in [None, 'Setter'])
# [CustomElementCallbacks], [Reflect]
is_custom_element_callbacks = 'CustomElementCallbacks' in extended_attributes
is_reflect = 'Reflect' in extended_attributes
if is_custom_element_callbacks or is_reflect:
includes.add('core/dom/custom/CustomElementCallbackDispatcher.h')
# [RaisesException], [RaisesException=Setter]
is_setter_raises_exception = (
'RaisesException' in extended_attributes and
extended_attributes['RaisesException'] in [None, 'Setter'])
# [StrictTypeChecking]
has_strict_type_checking = (
('StrictTypeChecking' in extended_attributes or
'StrictTypeChecking' in interface.extended_attributes) and
v8_types.is_wrapper_type(idl_type))
if (idl_type == 'EventHandler' and
interface.name in ['Window', 'WorkerGlobalScope'] and
attribute.name == 'onerror'):
includes.add('bindings/v8/V8ErrorHandler.h')
contents = {
'access_control_list': access_control_list(attribute),
'activity_logging_world_list_for_getter': v8_utilities.activity_logging_world_list(attribute, 'Getter'), # [ActivityLogging]
'activity_logging_world_list_for_setter': v8_utilities.activity_logging_world_list(attribute, 'Setter'), # [ActivityLogging]
'cached_attribute_validation_method': extended_attributes.get('CachedAttribute'),
'conditional_string': v8_utilities.conditional_string(attribute),
'constructor_type': v8_types.constructor_type(idl_type)
if is_constructor_attribute(attribute) else None,
'cpp_name': cpp_name(attribute),
'cpp_type': v8_types.cpp_type(idl_type),
'deprecate_as': v8_utilities.deprecate_as(attribute), # [DeprecateAs]
'enum_validation_expression':
v8_utilities.enum_validation_expression(idl_type),
'has_custom_getter': has_custom_getter,
'has_custom_setter': has_custom_setter,
'has_strict_type_checking': has_strict_type_checking,
'idl_type': idl_type,
'is_call_with_execution_context': v8_utilities.has_extended_attribute_value(attribute, 'CallWith', 'ExecutionContext'),
'is_check_security_for_node': is_check_security_for_node,
'is_custom_element_callbacks': is_custom_element_callbacks,
'is_expose_js_accessors': 'ExposeJSAccessors' in extended_attributes,
'is_getter_raises_exception': ( # [RaisesException]
'RaisesException' in extended_attributes and
extended_attributes['RaisesException'] in [None, 'Getter']),
'is_initialized_by_event_constructor':
'InitializedByEventConstructor' in extended_attributes,
'is_keep_alive_for_gc': is_keep_alive_for_gc(interface, attribute),
'is_nullable': attribute.is_nullable,
'is_per_world_bindings': 'PerWorldBindings' in extended_attributes,
'is_read_only': attribute.is_read_only,
'is_reflect': is_reflect,
'is_replaceable': 'Replaceable' in attribute.extended_attributes,
'is_setter_call_with_execution_context': v8_utilities.has_extended_attribute_value(attribute, 'SetterCallWith', 'ExecutionContext'),
'is_setter_raises_exception': is_setter_raises_exception,
'has_setter_exception_state': (
is_setter_raises_exception or has_strict_type_checking or
v8_types.is_integer_type(idl_type)),
'is_static': attribute.is_static,
'is_url': 'URL' in extended_attributes,
'is_unforgeable': 'Unforgeable' in extended_attributes,
'measure_as': v8_utilities.measure_as(attribute), # [MeasureAs]
'name': attribute.name,
'per_context_enabled_function': v8_utilities.per_context_enabled_function_name(attribute), # [PerContextEnabled]
'property_attributes': property_attributes(attribute),
'put_forwards': 'PutForwards' in extended_attributes,
'reflect_empty': extended_attributes.get('ReflectEmpty'),
'reflect_invalid': extended_attributes.get('ReflectInvalid', ''),
'reflect_missing': extended_attributes.get('ReflectMissing'),
'reflect_only': extended_attributes['ReflectOnly'].split('|')
if 'ReflectOnly' in extended_attributes else None,
'setter_callback': setter_callback_name(interface, attribute),
'v8_type': v8_types.v8_type(idl_type),
'runtime_enabled_function': v8_utilities.runtime_enabled_function_name(attribute), # [RuntimeEnabled]
'world_suffixes': ['', 'ForMainWorld']
if 'PerWorldBindings' in extended_attributes
else [''], # [PerWorldBindings]
}
if is_constructor_attribute(attribute):
return contents
if not has_custom_getter:
generate_getter(interface, attribute, contents)
if (not has_custom_setter and
(not attribute.is_read_only or 'PutForwards' in extended_attributes)):
generate_setter(interface, attribute, contents)
return contents
def generate_method(interface, method):
arguments = method.arguments
extended_attributes = method.extended_attributes
idl_type = method.idl_type
is_static = method.is_static
name = method.name
v8_types.add_includes_for_type(idl_type)
this_cpp_value = cpp_value(interface, method, len(arguments))
def function_template():
if is_static:
return 'functionTemplate'
if 'Unforgeable' in extended_attributes:
return 'instanceTemplate'
return 'prototypeTemplate'
is_call_with_script_arguments = has_extended_attribute_value(method, 'CallWith', 'ScriptArguments')
if is_call_with_script_arguments:
includes.update(['bindings/v8/ScriptCallStackFactory.h',
'core/inspector/ScriptArguments.h'])
is_call_with_script_state = has_extended_attribute_value(method, 'CallWith', 'ScriptState')
if is_call_with_script_state:
includes.add('bindings/v8/ScriptState.h')
is_check_security_for_node = 'CheckSecurity' in extended_attributes
if is_check_security_for_node:
includes.add('bindings/v8/BindingSecurity.h')
is_custom_element_callbacks = 'CustomElementCallbacks' in extended_attributes
if is_custom_element_callbacks:
includes.add('core/dom/custom/CustomElementCallbackDispatcher.h')
is_check_security_for_frame = (
'CheckSecurity' in interface.extended_attributes and
'DoNotCheckSecurity' not in extended_attributes)
is_raises_exception = 'RaisesException' in extended_attributes
return {
'activity_logging_world_list': v8_utilities.activity_logging_world_list(method), # [ActivityLogging]
'arguments': [generate_argument(interface, method, argument, index)
for index, argument in enumerate(arguments)],
'conditional_string': v8_utilities.conditional_string(method),
'cpp_type': v8_types.cpp_type(idl_type),
'cpp_value': this_cpp_value,
'deprecate_as': v8_utilities.deprecate_as(method), # [DeprecateAs]
'do_not_check_signature': not(is_static or
v8_utilities.has_extended_attribute(method,
['DoNotCheckSecurity', 'DoNotCheckSignature', 'NotEnumerable',
'ReadOnly', 'RuntimeEnabled', 'Unforgeable'])),
'function_template': function_template(),
'idl_type': idl_type,
'has_exception_state':
is_raises_exception or
is_check_security_for_frame or
any(argument for argument in arguments
if argument.idl_type == 'SerializedScriptValue' or
v8_types.is_integer_type(argument.idl_type)) or
name in ['addEventListener', 'removeEventListener'],
'is_call_with_execution_context': has_extended_attribute_value(method, 'CallWith', 'ExecutionContext'),
'is_call_with_script_arguments': is_call_with_script_arguments,
'is_call_with_script_state': is_call_with_script_state,
'is_check_security_for_frame': is_check_security_for_frame,
'is_check_security_for_node': is_check_security_for_node,
'is_custom': 'Custom' in extended_attributes,
'is_custom_element_callbacks': is_custom_element_callbacks,
'is_do_not_check_security': 'DoNotCheckSecurity' in extended_attributes,
'is_do_not_check_signature': 'DoNotCheckSignature' in extended_attributes,
'is_per_world_bindings': 'PerWorldBindings' in extended_attributes,
'is_raises_exception': is_raises_exception,
'is_read_only': 'ReadOnly' in extended_attributes,
'is_static': is_static,
'is_strict_type_checking':
'StrictTypeChecking' in extended_attributes or
'StrictTypeChecking' in interface.extended_attributes,
'is_variadic': arguments and arguments[-1].is_variadic,
'measure_as': v8_utilities.measure_as(method), # [MeasureAs]
'name': name,
'number_of_arguments': len(arguments),
'number_of_required_arguments': len([
argument for argument in arguments
if not (argument.is_optional or argument.is_variadic)]),
'number_of_required_or_variadic_arguments': len([
argument for argument in arguments
if not argument.is_optional]),
'per_context_enabled_function': v8_utilities.per_context_enabled_function_name(method), # [PerContextEnabled]
'property_attributes': property_attributes(method),
'runtime_enabled_function': v8_utilities.runtime_enabled_function_name(method), # [RuntimeEnabled]
'signature': 'v8::Local<v8::Signature>()' if is_static or 'DoNotCheckSignature' in extended_attributes else 'defaultSignature',
'union_arguments': union_arguments(idl_type),
'v8_set_return_value_for_main_world': v8_set_return_value(interface.name, method, this_cpp_value, for_main_world=True),
'v8_set_return_value': v8_set_return_value(interface.name, method, this_cpp_value),
'world_suffixes': ['', 'ForMainWorld'] if 'PerWorldBindings' in extended_attributes else [''], # [PerWorldBindings]
}
def generate_attribute(interface, attribute):
idl_type = attribute.idl_type
extended_attributes = attribute.extended_attributes
v8_types.add_includes_for_type(idl_type)
# [CheckSecurity]
is_check_security_for_node = 'CheckSecurity' in extended_attributes
if is_check_security_for_node:
includes.add('bindings/v8/BindingSecurity.h')
# [Custom]
has_custom_getter = ('Custom' in extended_attributes
and extended_attributes['Custom'] in [None, 'Getter'])
has_custom_setter = (not attribute.is_read_only
and 'Custom' in extended_attributes
and extended_attributes['Custom'] in [None, 'Setter'])
# [CustomElementCallbacks], [Reflect]
is_custom_element_callbacks = 'CustomElementCallbacks' in extended_attributes
is_reflect = 'Reflect' in extended_attributes
if is_custom_element_callbacks or is_reflect:
includes.add('core/dom/custom/CustomElementCallbackDispatcher.h')
# [RaisesException], [RaisesException=Setter]
is_setter_raises_exception = ('RaisesException' in extended_attributes
and extended_attributes['RaisesException']
in [None, 'Setter'])
# [StrictTypeChecking]
has_strict_type_checking = (
('StrictTypeChecking' in extended_attributes
or 'StrictTypeChecking' in interface.extended_attributes)
and v8_types.is_wrapper_type(idl_type))
if (idl_type == 'EventHandler'
and interface.name in ['Window', 'WorkerGlobalScope']
and attribute.name == 'onerror'):
includes.add('bindings/v8/V8ErrorHandler.h')
contents = {
'access_control_list':
access_control_list(attribute),
'activity_logging_world_list_for_getter':
v8_utilities.activity_logging_world_list(
attribute, 'Getter'), # [ActivityLogging]
'activity_logging_world_list_for_setter':
v8_utilities.activity_logging_world_list(
attribute, 'Setter'), # [ActivityLogging]
'cached_attribute_validation_method':
extended_attributes.get('CachedAttribute'),
'conditional_string':
v8_utilities.conditional_string(attribute),
'constructor_type':
v8_types.constructor_type(idl_type)
if is_constructor_attribute(attribute) else None,
'cpp_name':
cpp_name(attribute),
'cpp_type':
v8_types.cpp_type(idl_type),
'deprecate_as':
v8_utilities.deprecate_as(attribute), # [DeprecateAs]
'enum_validation_expression':
v8_utilities.enum_validation_expression(idl_type),
'has_custom_getter':
has_custom_getter,
'has_custom_setter':
has_custom_setter,
'has_strict_type_checking':
has_strict_type_checking,
'idl_type':
idl_type,
'is_call_with_execution_context':
v8_utilities.has_extended_attribute_value(attribute, 'CallWith',
'ExecutionContext'),
'is_check_security_for_node':
is_check_security_for_node,
'is_custom_element_callbacks':
is_custom_element_callbacks,
'is_expose_js_accessors':
'ExposeJSAccessors' in extended_attributes,
'is_getter_raises_exception': ( # [RaisesException]
'RaisesException' in extended_attributes
and extended_attributes['RaisesException'] in [None, 'Getter']),
'is_initialized_by_event_constructor':
'InitializedByEventConstructor' in extended_attributes,
'is_keep_alive_for_gc':
is_keep_alive_for_gc(interface, attribute),
'is_nullable':
attribute.is_nullable,
'is_per_world_bindings':
'PerWorldBindings' in extended_attributes,
'is_read_only':
attribute.is_read_only,
'is_reflect':
is_reflect,
'is_replaceable':
'Replaceable' in attribute.extended_attributes,
'is_setter_call_with_execution_context':
v8_utilities.has_extended_attribute_value(attribute, 'SetterCallWith',
'ExecutionContext'),
'is_setter_raises_exception':
is_setter_raises_exception,
'has_setter_exception_state':
(is_setter_raises_exception or has_strict_type_checking
or v8_types.is_integer_type(idl_type)),
'is_static':
attribute.is_static,
'is_url':
'URL' in extended_attributes,
'is_unforgeable':
'Unforgeable' in extended_attributes,
'measure_as':
v8_utilities.measure_as(attribute), # [MeasureAs]
'name':
attribute.name,
'per_context_enabled_function':
v8_utilities.per_context_enabled_function_name(
attribute), # [PerContextEnabled]
'property_attributes':
property_attributes(attribute),
'put_forwards':
'PutForwards' in extended_attributes,
'reflect_empty':
extended_attributes.get('ReflectEmpty'),
'reflect_invalid':
extended_attributes.get('ReflectInvalid', ''),
'reflect_missing':
extended_attributes.get('ReflectMissing'),
'reflect_only':
extended_attributes['ReflectOnly'].split('|')
if 'ReflectOnly' in extended_attributes else None,
'setter_callback':
setter_callback_name(interface, attribute),
'v8_type':
v8_types.v8_type(idl_type),
'runtime_enabled_function':
v8_utilities.runtime_enabled_function_name(
attribute), # [RuntimeEnabled]
'world_suffixes': ['', 'ForMainWorld'] if 'PerWorldBindings'
in extended_attributes else [''], # [PerWorldBindings]
}
if is_constructor_attribute(attribute):
return contents
if not has_custom_getter:
generate_getter(interface, attribute, contents)
if (not has_custom_setter and
(not attribute.is_read_only or 'PutForwards' in extended_attributes)):
generate_setter(interface, attribute, contents)
return contents
def generate_method(interface, method):
arguments = method.arguments
extended_attributes = method.extended_attributes
idl_type = method.idl_type
is_static = method.is_static
name = method.name
v8_types.add_includes_for_type(idl_type)
this_cpp_value = cpp_value(interface, method, len(arguments))
def function_template():
if is_static:
return 'functionTemplate'
if 'Unforgeable' in extended_attributes:
return 'instanceTemplate'
return 'prototypeTemplate'
is_call_with_script_arguments = has_extended_attribute_value(
method, 'CallWith', 'ScriptArguments')
if is_call_with_script_arguments:
includes.update([
'bindings/v8/ScriptCallStackFactory.h',
'core/inspector/ScriptArguments.h'
])
is_call_with_script_state = has_extended_attribute_value(
method, 'CallWith', 'ScriptState')
if is_call_with_script_state:
includes.add('bindings/v8/ScriptState.h')
is_check_security_for_node = 'CheckSecurity' in extended_attributes
if is_check_security_for_node:
includes.add('bindings/v8/BindingSecurity.h')
is_custom_element_callbacks = 'CustomElementCallbacks' in extended_attributes
if is_custom_element_callbacks:
includes.add('core/dom/custom/CustomElementCallbackDispatcher.h')
is_check_security_for_frame = (
'CheckSecurity' in interface.extended_attributes
and 'DoNotCheckSecurity' not in extended_attributes)
is_raises_exception = 'RaisesException' in extended_attributes
return {
'activity_logging_world_list':
v8_utilities.activity_logging_world_list(method), # [ActivityLogging]
'arguments': [
generate_argument(interface, method, argument, index)
for index, argument in enumerate(arguments)
],
'conditional_string':
v8_utilities.conditional_string(method),
'cpp_type':
v8_types.cpp_type(idl_type),
'cpp_value':
this_cpp_value,
'deprecate_as':
v8_utilities.deprecate_as(method), # [DeprecateAs]
'do_not_check_signature':
not (is_static
or v8_utilities.has_extended_attribute(method, [
'DoNotCheckSecurity', 'DoNotCheckSignature', 'NotEnumerable',
'ReadOnly', 'RuntimeEnabled', 'Unforgeable'
])),
'function_template':
function_template(),
'idl_type':
idl_type,
'has_exception_state':
is_raises_exception or is_check_security_for_frame
or any(argument for argument in arguments
if argument.idl_type == 'SerializedScriptValue'
or v8_types.is_integer_type(argument.idl_type)) or name
in ['addEventListener', 'removeEventListener', 'dispatchEvent'],
'is_call_with_execution_context':
has_extended_attribute_value(method, 'CallWith', 'ExecutionContext'),
'is_call_with_script_arguments':
is_call_with_script_arguments,
'is_call_with_script_state':
is_call_with_script_state,
'is_check_security_for_frame':
is_check_security_for_frame,
'is_check_security_for_node':
is_check_security_for_node,
'is_custom':
'Custom' in extended_attributes,
'is_custom_element_callbacks':
is_custom_element_callbacks,
'is_do_not_check_security':
'DoNotCheckSecurity' in extended_attributes,
'is_do_not_check_signature':
'DoNotCheckSignature' in extended_attributes,
'is_per_world_bindings':
'PerWorldBindings' in extended_attributes,
'is_raises_exception':
is_raises_exception,
'is_read_only':
'ReadOnly' in extended_attributes,
'is_static':
is_static,
'is_strict_type_checking':
'StrictTypeChecking' in extended_attributes
or 'StrictTypeChecking' in interface.extended_attributes,
'is_variadic':
arguments and arguments[-1].is_variadic,
'measure_as':
v8_utilities.measure_as(method), # [MeasureAs]
'name':
name,
'number_of_arguments':
len(arguments),
'number_of_required_arguments':
len([
argument for argument in arguments
if not (argument.is_optional or argument.is_variadic)
]),
'number_of_required_or_variadic_arguments':
len([argument for argument in arguments if not argument.is_optional]),
'per_context_enabled_function':
v8_utilities.per_context_enabled_function_name(
method), # [PerContextEnabled]
'property_attributes':
property_attributes(method),
'runtime_enabled_function':
v8_utilities.runtime_enabled_function_name(method), # [RuntimeEnabled]
'signature':
'v8::Local<v8::Signature>()' if is_static or 'DoNotCheckSignature'
in extended_attributes else 'defaultSignature',
'union_arguments':
union_arguments(idl_type),
'v8_set_return_value_for_main_world':
v8_set_return_value(interface.name,
method,
this_cpp_value,
for_main_world=True),
'v8_set_return_value':
v8_set_return_value(interface.name, method, this_cpp_value),
'world_suffixes': ['', 'ForMainWorld'] if 'PerWorldBindings'
in extended_attributes else [''], # [PerWorldBindings]
}
