{% filter conditional(method.conditional_string) %}
static void {{method.name}}{{method.overload_index}}Method{{world_suffix}}(const v8::FunctionCallbackInfo<v8::Value>& info)
{
+ {# Local variables #}
{% if method.has_exception_state %}
ExceptionState exceptionState(ExceptionState::ExecutionContext, "{{method.name}}", "{{interface_name}}", info.Holder(), info.GetIsolate());
{% endif %}
- {% if method.name in ['addEventListener', 'removeEventListener',
- 'dispatchEvent'] %}
- {{add_event_listener_remove_event_listener_dispatch_event() | indent}}
- {% endif %}
- {% if method.name in ['addEventListener', 'removeEventListener'] %}
- {{add_event_listener_remove_event_listener_method(method.name) | indent}}
- {% else %}
- {% if method.number_of_required_arguments %}
+ {# Overloaded methods have length checked during overload resolution #}
+ {% if method.number_of_required_arguments and not method.overload_index %}
if (UNLIKELY(info.Length() < {{method.number_of_required_arguments}})) {
- {{throw_type_error(method,
- 'ExceptionMessages::notEnoughArguments(%s, info.Length())' %
- method.number_of_required_arguments) | indent(8)}}
+ {{throw_minimum_arity_type_error(method, method.number_of_required_arguments) | indent(8)}}
return;
}
{% endif %}
{% if not method.is_static %}
- {{cpp_class}}* imp = {{v8_class}}::toNative(info.Holder());
+ {{cpp_class}}* impl = {{v8_class}}::toNative(info.Holder());
{% endif %}
{% if method.is_custom_element_callbacks %}
CustomElementCallbackDispatcher::CallbackDeliveryScope deliveryScope;
{% endif %}
- {% if method.is_check_security_for_frame %}
- if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), imp->frame(), exceptionState)) {
- exceptionState.throwIfNeeded();
+ {# Security checks #}
+ {# FIXME: change to method.is_check_security_for_window #}
+ {% if interface_name == 'EventTarget' %}
+ if (LocalDOMWindow* window = impl->toDOMWindow()) {
+ if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), window->frame(), exceptionState)) {
+ {{throw_from_exception_state(method)}};
+ return;
+ }
+ if (!window->document())
+ return;
+ }
+ {% elif method.is_check_security_for_frame %}
+ if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), impl->frame(), exceptionState)) {
+ {{throw_from_exception_state(method)}};
return;
}
{% endif %}
{% if method.is_check_security_for_node %}
- if (!BindingSecurity::shouldAllowAccessToNode(info.GetIsolate(), imp->{{method.name}}(exceptionState), exceptionState)) {
+ if (!BindingSecurity::shouldAllowAccessToNode(info.GetIsolate(), impl->{{method.name}}(exceptionState), exceptionState)) {
v8SetReturnValueNull(info);
- exceptionState.throwIfNeeded();
+ {{throw_from_exception_state(method)}};
return;
}
{% endif %}
- {% for argument in method.arguments %}
- {{generate_argument(method, argument, world_suffix) | indent}}
- {% endfor %}
+ {# Call method #}
+ {% if method.arguments %}
+ {{generate_arguments(method, world_suffix) | indent}}
+ {% endif %}
{% if world_suffix %}
{{cpp_method_call(method, method.v8_set_return_value_for_main_world, method.cpp_value) | indent}}
{% else %}
{{cpp_method_call(method, method.v8_set_return_value, method.cpp_value) | indent}}
{% endif %}
- {% endif %}{# addEventListener, removeEventListener #}
}
{% endfilter %}
{% endmacro %}
{######################################}
-{% macro add_event_listener_remove_event_listener_dispatch_event() %}
-{# FIXME: Clean up: use the normal |imp| above,
- use the existing shouldAllowAccessToFrame check if possible. #}
-EventTarget* impl = {{v8_class}}::toNative(info.Holder());
-if (DOMWindow* window = impl->toDOMWindow()) {
- if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), window->frame(), exceptionState)) {
- exceptionState.throwIfNeeded();
- return;
+{% macro generate_arguments(method, world_suffix) %}
+{% for argument in method.arguments %}
+{{generate_argument_var_declaration(argument)}};
+{% endfor %}
+{
+ {% if method.arguments_need_try_catch %}
+ v8::TryCatch block;
+ V8RethrowTryCatchScope rethrow(block);
+ {% endif %}
+ {% for argument in method.arguments %}
+ {% if argument.default_value %}
+ if (!info[{{argument.index}}]->IsUndefined()) {
+ {{generate_argument(method, argument, world_suffix) | indent(8)}}
+ } else {
+ {{argument.name}} = {{argument.default_value}};
}
- if (!window->document())
- return;
+ {% else %}
+ {{generate_argument(method, argument, world_suffix) | indent}}
+ {% endif %}
+ {% endfor %}
}
{% endmacro %}
{######################################}
-{% macro add_event_listener_remove_event_listener_method(method_name) %}
-{# Set template values for addEventListener vs. removeEventListener #}
-{% set listener_lookup_type, listener, hidden_dependency_action =
- ('ListenerFindOrCreate', 'listener', 'addHiddenValueToArray')
- if method_name == 'addEventListener' else
- ('ListenerFindOnly', 'listener.get()', 'removeHiddenValueFromArray')
-%}
-RefPtr<EventListener> listener = V8EventListenerList::getEventListener(info[1], false, {{listener_lookup_type}});
-if (listener) {
- V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<WithNullCheck>, eventName, info[0]);
- impl->{{method_name}}(eventName, {{listener}}, info[2]->BooleanValue());
- if (!impl->toNode())
- {{hidden_dependency_action}}(info.Holder(), info[1], {{v8_class}}::eventListenerCacheIndex, info.GetIsolate());
-}
+{% macro generate_argument_var_declaration(argument) %}
+{% if argument.is_callback_interface %}
+{# FIXME: remove EventListener special case #}
+{% if argument.idl_type == 'EventListener' %}
+RefPtr<{{argument.idl_type}}> {{argument.name}}
+{%- else %}
+OwnPtr<{{argument.idl_type}}> {{argument.name}}
+{%- endif %}{# argument.idl_type == 'EventListener' #}
+{%- elif argument.is_clamp %}{# argument.is_callback_interface #}
+{# NaN is treated as 0: http://www.w3.org/TR/WebIDL/#es-type-mapping #}
+{{argument.cpp_type}} {{argument.name}} = 0
+{%- else %}
+{{argument.cpp_type}} {{argument.name}}
+{%- endif %}
{% endmacro %}
{% else %}
{{cpp_method_call(method, argument.v8_set_return_value, argument.cpp_value) | indent}}
{% endif %}
+ {% if argument.has_event_listener_argument %}
+ {{hidden_dependency_action(method.name) | indent}}
+ {% endif %}
return;
}
{% endif %}
-{% if method.is_strict_type_checking and argument.is_wrapper_type %}
+{% if argument.has_type_checking_interface and not argument.is_variadic_wrapper_type %}
{# Type checking for wrapper interface types (if interface not implemented,
- throw TypeError), per http://www.w3.org/TR/WebIDL/#es-interface #}
+ throw a TypeError), per http://www.w3.org/TR/WebIDL/#es-interface
+ Note: for variadic arguments, the type checking is done for each matched
+ argument instead; see argument.is_variadic_wrapper_type code-path below. #}
if (info.Length() > {{argument.index}} && {% if argument.is_nullable %}!isUndefinedOrNull(info[{{argument.index}}]) && {% endif %}!V8{{argument.idl_type}}::hasInstance(info[{{argument.index}}], info.GetIsolate())) {
{{throw_type_error(method, '"parameter %s is not of type \'%s\'."' %
(argument.index + 1, argument.idl_type)) | indent}}
return;
}
-{% endif %}
+{% endif %}{# argument.has_type_checking_interface #}
{% if argument.is_callback_interface %}
+{# FIXME: remove EventListener special case #}
+{% if argument.idl_type == 'EventListener' %}
+{% if method.name == 'removeEventListener' %}
+{{argument.name}} = V8EventListenerList::getEventListener(ScriptState::current(info.GetIsolate()), info[{{argument.index}}], false, ListenerFindOnly);
+{% else %}{# method.name == 'addEventListener' #}
+{{argument.name}} = V8EventListenerList::getEventListener(ScriptState::current(info.GetIsolate()), info[{{argument.index}}], false, ListenerFindOrCreate);
+{% endif %}{# method.name #}
+{% else %}{# argument.idl_type == 'EventListener' #}
+{# Callback functions must be functions:
+ http://www.w3.org/TR/WebIDL/#es-callback-function #}
{% if argument.is_optional %}
-OwnPtr<{{argument.idl_type}}> {{argument.name}};
if (info.Length() > {{argument.index}} && !isUndefinedOrNull(info[{{argument.index}}])) {
if (!info[{{argument.index}}]->IsFunction()) {
{{throw_type_error(method,
(argument.index + 1)) | indent(8)}}
return;
}
- {{argument.name}} = V8{{argument.idl_type}}::create(v8::Handle<v8::Function>::Cast(info[{{argument.index}}]), currentExecutionContext(info.GetIsolate()));
+ {{argument.name}} = V8{{argument.idl_type}}::create(v8::Handle<v8::Function>::Cast(info[{{argument.index}}]), ScriptState::current(info.GetIsolate()));
}
-{% else %}
+{% else %}{# argument.is_optional #}
if (info.Length() <= {{argument.index}} || !{% if argument.is_nullable %}(info[{{argument.index}}]->IsFunction() || info[{{argument.index}}]->IsNull()){% else %}info[{{argument.index}}]->IsFunction(){% endif %}) {
{{throw_type_error(method,
'"The callback provided as parameter %s is not a function."' %
(argument.index + 1)) | indent }}
return;
}
-OwnPtr<{{argument.idl_type}}> {{argument.name}} = {% if argument.is_nullable %}info[{{argument.index}}]->IsNull() ? nullptr : {% endif %}V8{{argument.idl_type}}::create(v8::Handle<v8::Function>::Cast(info[{{argument.index}}]), currentExecutionContext(info.GetIsolate()));
+{{argument.name}} = {% if argument.is_nullable %}info[{{argument.index}}]->IsNull() ? nullptr : {% endif %}V8{{argument.idl_type}}::create(v8::Handle<v8::Function>::Cast(info[{{argument.index}}]), ScriptState::current(info.GetIsolate()));
{% endif %}{# argument.is_optional #}
+{% endif %}{# argument.idl_type == 'EventListener' #}
{% elif argument.is_clamp %}{# argument.is_callback_interface #}
{# NaN is treated as 0: http://www.w3.org/TR/WebIDL/#es-type-mapping #}
-{{argument.cpp_type}} {{argument.name}} = 0;
-V8TRYCATCH_VOID(double, {{argument.name}}NativeValue, info[{{argument.index}}]->NumberValue());
+double {{argument.name}}NativeValue;
+{% if method.idl_type == 'Promise' %}
+TONATIVE_VOID_PROMISE_INTERNAL({{argument.name}}NativeValue, info[{{argument.index}}]->NumberValue(), info);
+{% else %}
+TONATIVE_VOID_INTERNAL({{argument.name}}NativeValue, info[{{argument.index}}]->NumberValue());
+{% endif %}
if (!std::isnan({{argument.name}}NativeValue))
{# IDL type is used for clamping, for the right bounds, since different
IDL integer types have same internal C++ type (int or unsigned) #}
{{argument.name}} = clampTo<{{argument.idl_type}}>({{argument.name}}NativeValue);
{% elif argument.idl_type == 'SerializedScriptValue' %}
-{{argument.cpp_type}} {{argument.name}} = SerializedScriptValue::create(info[{{argument.index}}], 0, 0, exceptionState, info.GetIsolate());
-if (exceptionState.throwIfNeeded())
+{{argument.name}} = SerializedScriptValue::create(info[{{argument.index}}], 0, 0, exceptionState, info.GetIsolate());
+if (exceptionState.hadException()) {
+ {{throw_from_exception_state(method)}};
return;
+}
{% elif argument.is_variadic_wrapper_type %}
-Vector<{{argument.cpp_type}} > {{argument.name}};
for (int i = {{argument.index}}; i < info.Length(); ++i) {
if (!V8{{argument.idl_type}}::hasInstance(info[i], info.GetIsolate())) {
{{throw_type_error(method, '"parameter %s is not of type \'%s\'."' %
}
{{argument.name}}.append(V8{{argument.idl_type}}::toNative(v8::Handle<v8::Object>::Cast(info[i])));
}
-{% else %}
+{% else %}{# argument.is_nullable #}
{{argument.v8_value_to_local_cpp_value}};
-{% endif %}
-{% if argument.enum_validation_expression %}
-{# Methods throw on invalid enum values: http://www.w3.org/TR/WebIDL/#idl-enums #}
+{% endif %}{# argument.is_nullable #}
+{# Type checking, possibly throw a TypeError, per:
+ http://www.w3.org/TR/WebIDL/#es-type-mapping #}
+{% if argument.has_type_checking_unrestricted %}
+{# Non-finite floating point values (NaN, +Infinity or −Infinity), per:
+ http://heycam.github.io/webidl/#es-float
+ http://heycam.github.io/webidl/#es-double #}
+if (!std::isfinite({{argument.name}})) {
+ {{throw_type_error(method, '"%s parameter %s is non-finite."' %
+ (argument.idl_type, argument.index + 1)) | indent}}
+ return;
+}
+{% elif argument.enum_validation_expression %}
+{# Invalid enum values: http://www.w3.org/TR/WebIDL/#idl-enums #}
String string = {{argument.name}};
if (!({{argument.enum_validation_expression}})) {
{{throw_type_error(method,
(argument.index + 1)) | indent}}
return;
}
-{% endif %}
-{% if argument.idl_type in ['Dictionary', 'Promise'] %}
+{% elif argument.idl_type in ['Dictionary', 'Promise'] %}
+{# Dictionaries must have type Undefined, Null or Object:
+http://heycam.github.io/webidl/#es-dictionary
+We also require this for our implementation of promises, though not in spec:
+http://heycam.github.io/webidl/#es-promise #}
if (!{{argument.name}}.isUndefinedOrNull() && !{{argument.name}}.isObject()) {
{{throw_type_error(method, '"parameter %s (\'%s\') is not an object."' %
(argument.index + 1, argument.name)) | indent}}
{######################################}
{% macro cpp_method_call(method, v8_set_return_value, cpp_value) %}
+{# Local variables #}
{% if method.is_call_with_script_state %}
-ScriptState* currentState = ScriptState::current();
-if (!currentState)
- return;
-ScriptState& state = *currentState;
+{# [CallWith=ScriptState] #}
+ScriptState* scriptState = ScriptState::current(info.GetIsolate());
{% endif %}
{% if method.is_call_with_execution_context %}
-ExecutionContext* scriptContext = currentExecutionContext(info.GetIsolate());
+{# [ConstructorCallWith=ExecutionContext] #}
+{# [CallWith=ExecutionContext] #}
+ExecutionContext* executionContext = currentExecutionContext(info.GetIsolate());
{% endif %}
{% if method.is_call_with_script_arguments %}
-RefPtr<ScriptArguments> scriptArguments(createScriptArguments(info, {{method.number_of_arguments}}));
+{# [CallWith=ScriptArguments] #}
+RefPtrWillBeRawPtr<ScriptArguments> scriptArguments(createScriptArguments(scriptState, info, {{method.number_of_arguments}}));
{% endif %}
+{% if method.is_call_with_document %}
+{# [ConstructorCallWith=Document] #}
+Document& document = *toDocument(currentExecutionContext(info.GetIsolate()));
+{% endif %}
+{# Call #}
{% if method.idl_type == 'void' %}
{{cpp_value}};
-{% elif method.is_call_with_script_state or method.is_raises_exception %}
-{# FIXME: consider always using a local variable #}
+{% elif method.is_implemented_in_private_script %}
+{{method.cpp_type}} result{{method.cpp_type_initializer}};
+if (!{{method.cpp_value}})
+ return;
+{% elif method.is_constructor %}
+{{method.cpp_type}} impl = {{cpp_value}};
+{% elif method.use_local_result and not method.union_arguments %}
{{method.cpp_type}} result = {{cpp_value}};
{% endif %}
+{# Post-call #}
{% if method.is_raises_exception %}
-if (exceptionState.throwIfNeeded())
- return;
-{% endif %}
-{% if method.is_call_with_script_state %}
-if (state.hadException()) {
- v8::Local<v8::Value> exception = state.exception();
- state.clearException();
- throwError(exception, info.GetIsolate());
+if (exceptionState.hadException()) {
+ {{throw_from_exception_state(method)}};
return;
}
{% endif %}
-{% if method.union_arguments %}
-{{union_type_method_call(method)}}
-{% elif v8_set_return_value %}{{v8_set_return_value}};{% endif %}{# None for void #}
+{# Set return value #}
+{% if method.is_constructor %}
+{{generate_constructor_wrapper(method)}}
+{%- elif method.union_arguments %}
+{{union_type_method_call_and_set_return_value(method)}}
+{%- elif v8_set_return_value %}
+{% if method.is_explicit_nullable %}
+if (result.isNull())
+ v8SetReturnValueNull(info);
+else
+ {{v8_set_return_value}};
+{% else %}
+{{v8_set_return_value}};
+{% endif %}
+{%- endif %}{# None for void #}
+{# Post-set #}
+{% if interface_name == 'EventTarget' and method.name in ('addEventListener',
+ 'removeEventListener') %}
+{% set hidden_dependency_action = 'addHiddenValueToArray'
+ if method.name == 'addEventListener' else 'removeHiddenValueFromArray' %}
+{# Length check needed to skip action on legacy calls without enough arguments.
+ http://crbug.com/353484 #}
+if (info.Length() >= 2 && listener && !impl->toNode())
+ {{hidden_dependency_action}}(info.Holder(), info[1], {{v8_class}}::eventListenerCacheIndex, info.GetIsolate());
+{% endif %}
{% endmacro %}
+
{######################################}
-{% macro union_type_method_call(method) %}
-{% for cpp_type in method.cpp_type %}
-bool result{{loop.index0}}Enabled = false;
-{{cpp_type}} result{{loop.index0}};
+{% macro union_type_method_call_and_set_return_value(method) %}
+{% for argument in method.union_arguments %}
+{{argument.cpp_type}} {{argument.cpp_value}};
{% endfor %}
{{method.cpp_value}};
{% if method.is_null_expression %}{# used by getters #}
if ({{method.is_null_expression}})
return;
{% endif %}
-{% for v8_set_return_value in method.v8_set_return_value %}
-if (result{{loop.index0}}Enabled) {
- {{v8_set_return_value}};
+{% for argument in method.union_arguments %}
+if ({{argument.null_check_value}}) {
+ {{argument.v8_set_return_value}};
return;
}
{% endfor %}
{# Fall back to null if none of the union members results are returned #}
+{% if method.is_null_expression %}
+ASSERT_NOT_REACHED();
+{% else %}
v8SetReturnValueNull(info);
-{%- endmacro %}
+{% endif %}
+{% endmacro %}
{######################################}
{% macro throw_type_error(method, error_message) %}
{% if method.has_exception_state %}
exceptionState.throwTypeError({{error_message}});
-exceptionState.throwIfNeeded();
-{%- elif method.is_constructor %}
-throwTypeError(ExceptionMessages::failedToConstruct("{{interface_name}}", {{error_message}}), info.GetIsolate());
+{{throw_from_exception_state(method)}};
+{% elif method.idl_type == 'Promise' %}
+v8SetReturnValue(info, ScriptPromise::rejectRaw(info.GetIsolate(), V8ThrowException::createTypeError({{type_error_message(method, error_message)}}, info.GetIsolate())));
+{% else %}
+V8ThrowException::throwTypeError({{type_error_message(method, error_message)}}, info.GetIsolate());
+{% endif %}{# method.has_exception_state #}
+{% endmacro %}
+
+
+{######################################}
+{% macro type_error_message(method, error_message) %}
+{% if method.is_constructor %}
+ExceptionMessages::failedToConstruct("{{interface_name}}", {{error_message}})
{%- else %}
-throwTypeError(ExceptionMessages::failedToExecute("{{method.name}}", "{{interface_name}}", {{error_message}}), info.GetIsolate());
+ExceptionMessages::failedToExecute("{{method.name}}", "{{interface_name}}", {{error_message}})
{%- endif %}
-{% endmacro %}
+{%- endmacro %}
+
+
+{######################################}
+{% macro throw_from_exception_state(method) %}
+{% if method.idl_type == 'Promise' %}
+v8SetReturnValue(info, exceptionState.reject(ScriptState::current(info.GetIsolate())).v8Value())
+{%- else %}
+exceptionState.throwIfNeeded()
+{%- endif %}
+{%- endmacro %}
+
+
+{######################################}
+{% macro throw_minimum_arity_type_error(method, number_of_required_arguments) %}
+{% if method.has_exception_state %}
+setMinimumArityTypeError(exceptionState, {{number_of_required_arguments}}, info.Length());
+{{throw_from_exception_state(method)}};
+{%- elif method.idl_type == 'Promise' %}
+v8SetReturnValue(info, ScriptPromise::rejectRaw(info.GetIsolate(), {{create_minimum_arity_type_error_without_exception_state(method, number_of_required_arguments)}}));
+{%- else %}
+V8ThrowException::throwException({{create_minimum_arity_type_error_without_exception_state(method, number_of_required_arguments)}}, info.GetIsolate());
+{%- endif %}
+{%- endmacro %}
+
+
+{######################################}
+{% macro create_minimum_arity_type_error_without_exception_state(method, number_of_required_arguments) %}
+{% if method.is_constructor %}
+createMinimumArityTypeErrorForConstructor("{{interface_name}}", {{number_of_required_arguments}}, info.Length(), info.GetIsolate())
+{%- else %}
+createMinimumArityTypeErrorForMethod("{{method.name}}", "{{interface_name}}", {{number_of_required_arguments}}, info.Length(), info.GetIsolate())
+{%- endif %}
+{%- endmacro %}
{##############################################################################}
+{# FIXME: We should return a rejected Promise if an error occurs in this
+function when ALL methods in this overload return Promise. In order to do so,
+we must ensure either ALL or NO methods in this overload return Promise #}
{% macro overload_resolution_method(overloads, world_suffix) %}
static void {{overloads.name}}Method{{world_suffix}}(const v8::FunctionCallbackInfo<v8::Value>& info)
{
- {% for method in overloads.methods %}
- if ({{method.overload_resolution_expression}}) {
- {{method.name}}{{method.overload_index}}Method{{world_suffix}}(info);
- return;
- }
- {% endfor %}
- {% if overloads.minimum_number_of_required_arguments %}
ExceptionState exceptionState(ExceptionState::ExecutionContext, "{{overloads.name}}", "{{interface_name}}", info.Holder(), info.GetIsolate());
- if (UNLIKELY(info.Length() < {{overloads.minimum_number_of_required_arguments}})) {
- {{throw_type_error(overloads,
- 'ExceptionMessages::notEnoughArguments(%s, info.Length())' %
- overloads.minimum_number_of_required_arguments) | indent(8)}}
+ {% if overloads.measure_all_as %}
+ UseCounter::count(callingExecutionContext(info.GetIsolate()), UseCounter::{{overloads.measure_all_as}});
+ {% endif %}
+ {% if overloads.deprecate_all_as %}
+ UseCounter::countDeprecation(callingExecutionContext(info.GetIsolate()), UseCounter::{{overloads.deprecate_all_as}});
+ {% endif %}
+ {# First resolve by length #}
+ {# 2. Initialize argcount to be min(maxarg, n). #}
+ switch (std::min({{overloads.maxarg}}, info.Length())) {
+ {# 3. Remove from S all entries whose type list is not of length argcount. #}
+ {% for length, tests_methods in overloads.length_tests_methods %}
+ {# 10. If i = d, then: #}
+ case {{length}}:
+ {# Then resolve by testing argument #}
+ {% for test, method in tests_methods %}
+ {% filter runtime_enabled(not overloads.runtime_enabled_function_all and
+ method.runtime_enabled_function) %}
+ if ({{test}}) {
+ {% if method.measure_as and not overloads.measure_all_as %}
+ UseCounter::count(callingExecutionContext(info.GetIsolate()), UseCounter::{{method.measure_as}});
+ {% endif %}
+ {% if method.deprecate_as and not overloads.deprecate_all_as %}
+ UseCounter::countDeprecation(callingExecutionContext(info.GetIsolate()), UseCounter::{{method.deprecate_as}});
+ {% endif %}
+ {{method.name}}{{method.overload_index}}Method{{world_suffix}}(info);
+ return;
+ }
+ {% endfilter %}
+ {% endfor %}
+ break;
+ {% endfor %}
+ default:
+ {# Invalid arity, throw error #}
+ {# Report full list of valid arities if gaps and above minimum #}
+ {% if overloads.valid_arities %}
+ if (info.Length() >= {{overloads.minarg}}) {
+ setArityTypeError(exceptionState, "{{overloads.valid_arities}}", info.Length());
+ exceptionState.throwIfNeeded();
+ return;
+ }
+ {% endif %}
+ {# Otherwise just report "not enough arguments" #}
+ exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments({{overloads.minarg}}, info.Length()));
+ exceptionState.throwIfNeeded();
return;
}
- {% endif %}
- {{throw_type_error(overloads, '"No function was found that matched the signature provided."') | indent}}
+ {# No match, throw error #}
+ exceptionState.throwTypeError("No function was found that matched the signature provided.");
+ exceptionState.throwIfNeeded();
}
{% endmacro %}
{% filter conditional(method.conditional_string) %}
static void {{method.name}}MethodCallback{{world_suffix}}(const v8::FunctionCallbackInfo<v8::Value>& info)
{
- TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
+ TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMMethod");
+ {% if not method.overloads %}{# Overloaded methods are measured in overload_resolution_method() #}
{% if method.measure_as %}
- UseCounter::count(activeExecutionContext(info.GetIsolate()), UseCounter::{{method.measure_as}});
+ UseCounter::count(callingExecutionContext(info.GetIsolate()), UseCounter::{{method.measure_as}});
{% endif %}
{% if method.deprecate_as %}
- UseCounter::countDeprecation(activeExecutionContext(info.GetIsolate()), UseCounter::{{method.deprecate_as}});
+ UseCounter::countDeprecation(callingExecutionContext(info.GetIsolate()), UseCounter::{{method.deprecate_as}});
{% endif %}
+ {% endif %}{# not method.overloads #}
{% if world_suffix in method.activity_logging_world_list %}
- V8PerContextData* contextData = V8PerContextData::from(info.GetIsolate()->GetCurrentContext());
+ ScriptState* scriptState = ScriptState::from(info.GetIsolate()->GetCurrentContext());
+ V8PerContextData* contextData = scriptState->perContextData();
+ {% if method.activity_logging_world_check %}
+ if (scriptState->world().isIsolatedWorld() && contextData && contextData->activityLogger())
+ {% else %}
if (contextData && contextData->activityLogger()) {
- {# FIXME: replace toVectorOfArguments with toNativeArguments(info, 0)
- and delete toVectorOfArguments #}
+ {% endif %}
Vector<v8::Handle<v8::Value> > loggerArgs = toNativeArguments<v8::Handle<v8::Value> >(info, 0);
- contextData->activityLogger()->log("{{interface_name}}.{{method.name}}", info.Length(), loggerArgs.data(), "Method");
+ contextData->activityLogger()->logMethod("{{interface_name}}.{{method.name}}", info.Length(), loggerArgs.data());
}
{% endif %}
{% if method.is_custom %}
{% else %}
{{cpp_class}}V8Internal::{{method.name}}Method{{world_suffix}}(info);
{% endif %}
- TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
+ TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
}
{% endfilter %}
{% endmacro %}
{
{% set signature = 'v8::Local<v8::Signature>()'
if method.is_do_not_check_signature else
- 'v8::Signature::New(info.GetIsolate(), %s::domTemplate(info.GetIsolate(), currentWorldType))' % v8_class %}
- {# FIXME: don't call GetIsolate() so often #}
- // This is only for getting a unique pointer which we can pass to privateTemplate.
- static int privateTemplateUniqueKey;
- WrapperWorldType currentWorldType = worldType(info.GetIsolate());
+ 'v8::Signature::New(info.GetIsolate(), %s::domTemplate(info.GetIsolate()))' % v8_class %}
+ static int domTemplateKey; // This address is used for a key to look up the dom template.
V8PerIsolateData* data = V8PerIsolateData::from(info.GetIsolate());
{# FIXME: 1 case of [DoNotCheckSignature] in Window.idl may differ #}
- v8::Handle<v8::FunctionTemplate> privateTemplate = data->privateTemplate(currentWorldType, &privateTemplateUniqueKey, {{cpp_class}}V8Internal::{{method.name}}MethodCallback{{world_suffix}}, v8Undefined(), {{signature}}, {{method.number_of_required_or_variadic_arguments}});
+ v8::Handle<v8::FunctionTemplate> privateTemplate = data->domTemplate(&domTemplateKey, {{cpp_class}}V8Internal::{{method.name}}MethodCallback{{world_suffix}}, v8Undefined(), {{signature}}, {{method.length}});
- v8::Handle<v8::Object> holder = info.This()->FindInstanceInPrototypeChain({{v8_class}}::domTemplate(info.GetIsolate(), currentWorldType));
+ v8::Handle<v8::Object> holder = {{v8_class}}::findInstanceInPrototypeChain(info.This(), info.GetIsolate());
if (holder.IsEmpty()) {
// This is only reachable via |object.__proto__.func|, in which case it
// has already passed the same origin security check
v8SetReturnValue(info, privateTemplate->GetFunction());
return;
}
- {{cpp_class}}* imp = {{v8_class}}::toNative(holder);
- if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), imp->frame(), DoNotReportSecurityError)) {
- static int sharedTemplateUniqueKey;
- v8::Handle<v8::FunctionTemplate> sharedTemplate = data->privateTemplate(currentWorldType, &sharedTemplateUniqueKey, {{cpp_class}}V8Internal::{{method.name}}MethodCallback{{world_suffix}}, v8Undefined(), {{signature}}, {{method.number_of_required_or_variadic_arguments}});
+ {{cpp_class}}* impl = {{v8_class}}::toNative(holder);
+ if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), impl->frame(), DoNotReportSecurityError)) {
+ static int sharedTemplateKey; // This address is used for a key to look up the dom template.
+ v8::Handle<v8::FunctionTemplate> sharedTemplate = data->domTemplate(&sharedTemplateKey, {{cpp_class}}V8Internal::{{method.name}}MethodCallback{{world_suffix}}, v8Undefined(), {{signature}}, {{method.length}});
v8SetReturnValue(info, sharedTemplate->GetFunction());
return;
}
- v8::Local<v8::Value> hiddenValue = getHiddenValue(info.GetIsolate(), info.This(), "{{method.name}}");
+ {# The findInstanceInPrototypeChain() call above only returns a non-empty handle if info.This() is an Object. #}
+ v8::Local<v8::Value> hiddenValue = v8::Handle<v8::Object>::Cast(info.This())->GetHiddenValue(v8AtomicString(info.GetIsolate(), "{{method.name}}"));
if (!hiddenValue.IsEmpty()) {
v8SetReturnValue(info, hiddenValue);
return;
static void {{method.name}}OriginSafeMethodGetterCallback{{world_suffix}}(v8::Local<v8::String>, const v8::PropertyCallbackInfo<v8::Value>& info)
{
- TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMGetter");
+ TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMGetter");
{{cpp_class}}V8Internal::{{method.name}}OriginSafeMethodGetter{{world_suffix}}(info);
- TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
+ TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
}
{% endmacro %}
{##############################################################################}
-{% macro generate_constructor(constructor) %}
-static void constructor{{constructor.overload_index}}(const v8::FunctionCallbackInfo<v8::Value>& info)
+{% macro method_implemented_in_private_script(method) %}
+bool {{v8_class}}::PrivateScript::{{method.name}}Method({{method.argument_declarations_for_private_script | join(', ')}})
{
- {% if constructor.has_exception_state %}
- ExceptionState exceptionState(ExceptionState::ConstructionContext, "{{interface_name}}", info.Holder(), info.GetIsolate());
- {% endif %}
- {% if interface_length and not constructor.overload_index %}
- {# FIXME: remove this UNLIKELY: constructors are heavy, so no difference. #}
- if (UNLIKELY(info.Length() < {{interface_length}})) {
- {{throw_type_error(constructor,
- 'ExceptionMessages::notEnoughArguments(%s, info.Length())' %
- interface_length) | indent(8)}}
- return;
- }
- {% endif %}
- {% for argument in constructor.arguments %}
- {{generate_argument(constructor, argument) | indent}}
+ if (!frame)
+ return false;
+ v8::HandleScope handleScope(toIsolate(frame));
+ ScriptForbiddenScope::AllowUserAgentScript script;
+ v8::Handle<v8::Context> context = toV8Context(frame, DOMWrapperWorld::privateScriptIsolatedWorld());
+ if (context.IsEmpty())
+ return false;
+ ScriptState* scriptState = ScriptState::from(context);
+ if (!scriptState->executionContext())
+ return false;
+
+ ScriptState::Scope scope(scriptState);
+ v8::Handle<v8::Value> holder = toV8(holderImpl, scriptState->context()->Global(), scriptState->isolate());
+
+ {% for argument in method.arguments %}
+ v8::Handle<v8::Value> {{argument.handle}} = {{argument.private_script_cpp_value_to_v8_value}};
{% endfor %}
- {% if is_constructor_call_with_execution_context %}
- ExecutionContext* context = currentExecutionContext(info.GetIsolate());
- {% endif %}
- {% if is_constructor_call_with_document %}
- Document& document = *toDocument(currentExecutionContext(info.GetIsolate()));
+ {% if method.arguments %}
+ v8::Handle<v8::Value> argv[] = { {{method.arguments | join(', ', 'handle')}} };
+ {% else %}
+ {# Empty array initializers are illegal, and don\'t compile in MSVC. #}
+ v8::Handle<v8::Value> *argv = 0;
{% endif %}
- {{ref_ptr}}<{{cpp_class}}> impl = {{cpp_class}}::create({{constructor.argument_list | join(', ')}});
- v8::Handle<v8::Object> wrapper = info.Holder();
- {% if is_constructor_raises_exception %}
- if (exceptionState.throwIfNeeded())
- return;
+ ExceptionState exceptionState(ExceptionState::ExecutionContext, "{{method.name}}", "{{cpp_class}}", scriptState->context()->Global(), scriptState->isolate());
+ v8::TryCatch block;
+ {% if method.idl_type == 'void' %}
+ PrivateScriptRunner::runDOMMethod(scriptState, "{{cpp_class}}", "{{method.name}}", holder, {{method.arguments | length}}, argv);
+ if (block.HasCaught()) {
+ if (!PrivateScriptRunner::rethrowExceptionInPrivateScript(scriptState->isolate(), exceptionState, block)) {
+ // FIXME: We should support more exceptions.
+ RELEASE_ASSERT_NOT_REACHED();
+ }
+ block.ReThrow();
+ return false;
+ }
+ {% else %}
+ v8::Handle<v8::Value> v8Value = PrivateScriptRunner::runDOMMethod(scriptState, "{{cpp_class}}", "{{method.name}}", holder, {{method.arguments | length}}, argv);
+ if (block.HasCaught()) {
+ if (!PrivateScriptRunner::rethrowExceptionInPrivateScript(scriptState->isolate(), exceptionState, block)) {
+ // FIXME: We should support more exceptions.
+ RELEASE_ASSERT_NOT_REACHED();
+ }
+ block.ReThrow();
+ return false;
+ }
+ {{method.private_script_v8_value_to_local_cpp_value}};
+ RELEASE_ASSERT(!exceptionState.hadException());
+ *result = cppValue;
{% endif %}
-
- {# FIXME: Should probably be Independent unless [ActiveDOMObject]
- or [DependentLifetime]. #}
- V8DOMWrapper::associateObjectWithWrapper<{{v8_class}}>(impl.release(), &{{v8_class}}::wrapperTypeInfo, wrapper, info.GetIsolate(), WrapperConfiguration::Dependent);
- v8SetReturnValue(info, wrapper);
+ return true;
}
{% endmacro %}
{##############################################################################}
-{% macro named_constructor_callback(constructor) %}
-static void {{v8_class}}ConstructorCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
+{% macro generate_constructor(constructor) %}
+{% set name = '%sConstructorCallback' % v8_class
+ if constructor.is_named_constructor else
+ 'constructor%s' % (constructor.overload_index or '') %}
+static void {{name}}(const v8::FunctionCallbackInfo<v8::Value>& info)
{
+ {% if constructor.is_named_constructor %}
if (!info.IsConstructCall()) {
- throwTypeError(ExceptionMessages::failedToConstruct("{{constructor.name}}", "Please use the 'new' operator, this DOM object constructor cannot be called as a function."), info.GetIsolate());
+ V8ThrowException::throwTypeError(ExceptionMessages::constructorNotCallableAsFunction("{{constructor.name}}"), info.GetIsolate());
return;
}
- if (ConstructorMode::current() == ConstructorMode::WrapExistingObject) {
+ if (ConstructorMode::current(info.GetIsolate()) == ConstructorMode::WrapExistingObject) {
v8SetReturnValue(info, info.Holder());
return;
}
-
- Document* document = currentDocument(info.GetIsolate());
- ASSERT(document);
-
- // Make sure the document is added to the DOM Node map. Otherwise, the {{cpp_class}} instance
- // may end up being the only node in the map and get garbage-collected prematurely.
- toV8(document, info.Holder(), info.GetIsolate());
-
+ {% endif %}
{% if constructor.has_exception_state %}
ExceptionState exceptionState(ExceptionState::ConstructionContext, "{{interface_name}}", info.Holder(), info.GetIsolate());
{% endif %}
- {% if constructor.number_of_required_arguments %}
+ {# Overloaded constructors have length checked during overload resolution #}
+ {% if constructor.number_of_required_arguments and not constructor.overload_index %}
if (UNLIKELY(info.Length() < {{constructor.number_of_required_arguments}})) {
- {{throw_type_error(constructor,
- 'ExceptionMessages::notEnoughArguments(%s, info.Length())' %
- constructor.number_of_required_arguments) | indent(8)}}
+ {{throw_minimum_arity_type_error(constructor, constructor.number_of_required_arguments) | indent(8)}}
return;
}
{% endif %}
- {% for argument in constructor.arguments %}
- {{generate_argument(constructor, argument) | indent}}
- {% endfor %}
- RefPtr<{{cpp_class}}> impl = {{cpp_class}}::createForJSConstructor({{constructor.argument_list | join(', ')}});
- v8::Handle<v8::Object> wrapper = info.Holder();
- {% if is_constructor_raises_exception %}
- if (exceptionState.throwIfNeeded())
- return;
+ {% if constructor.arguments %}
+ {{generate_arguments(constructor) | indent}}
{% endif %}
-
- V8DOMWrapper::associateObjectWithWrapper<{{v8_class}}>(impl.release(), &{{v8_class}}Constructor::wrapperTypeInfo, wrapper, info.GetIsolate(), WrapperConfiguration::Dependent);
- v8SetReturnValue(info, wrapper);
+ {{cpp_method_call(constructor, constructor.v8_set_return_value, constructor.cpp_value) | indent}}
}
{% endmacro %}
+
+
+{##############################################################################}
+{% macro generate_constructor_wrapper(constructor) %}
+{% if has_custom_wrap %}
+v8::Handle<v8::Object> wrapper = wrap(impl.get(), info.Holder(), info.GetIsolate());
+{% else %}
+{% set constructor_class = v8_class + ('Constructor'
+ if constructor.is_named_constructor else
+ '') %}
+v8::Handle<v8::Object> wrapper = info.Holder();
+V8DOMWrapper::associateObjectWithWrapper<{{v8_class}}>(impl.release(), &{{constructor_class}}::wrapperTypeInfo, wrapper, info.GetIsolate(), {{wrapper_configuration}});
+{% endif %}
+v8SetReturnValue(info, wrapper);
+{% endmacro %}