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// Copyright 2020 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// clang-format off
// This file has been auto-generated by bindings/code_generator_cobalt.py. DO NOT MODIFY!
// Auto-generated from template: bindings/v8c/templates/interface.cc.template
#include "cobalt/bindings/shared/idl_conditional_macros.h"
#include "cobalt/bindings/testing/v8c_indexed_getter_interface.h"
#include "base/trace_event/trace_event.h"
#include "cobalt/base/polymorphic_downcast.h"
#include "cobalt/script/global_environment.h"
#include "cobalt/script/script_value.h"
#include "cobalt/script/value_handle.h"
#include "v8c_gen_type_conversion.h"
#include "cobalt/script/callback_interface_traits.h"
#include "cobalt/script/v8c/v8c_array_buffer.h"
#include "cobalt/script/v8c/v8c_array_buffer_view.h"
#include "cobalt/script/v8c/callback_function_conversion.h"
#include "cobalt/script/v8c/conversion_helpers.h"
#include "cobalt/script/v8c/entry_scope.h"
#include "cobalt/script/v8c/helpers.h"
#include "cobalt/script/v8c/native_promise.h"
#include "cobalt/script/v8c/type_traits.h"
#include "cobalt/script/v8c/v8c_typed_arrays.h"
#include "cobalt/script/v8c/v8c_data_view.h"
#include "cobalt/script/v8c/v8c_callback_function.h"
#include "cobalt/script/v8c/v8c_callback_interface_holder.h"
#include "cobalt/script/v8c/v8c_engine.h"
#include "cobalt/script/v8c/v8c_exception_state.h"
#include "cobalt/script/v8c/v8c_global_environment.h"
#include "cobalt/script/v8c/v8c_property_enumerator.h"
#include "cobalt/script/v8c/v8c_value_handle.h"
#include "cobalt/script/v8c/wrapper_private.h"
#include "cobalt/script/v8c/common_v8c_bindings_code.h"
#include "v8/include/v8.h"
namespace {
using cobalt::bindings::testing::IndexedGetterInterface;
using cobalt::bindings::testing::V8cIndexedGetterInterface;
using cobalt::script::CallbackInterfaceTraits;
using cobalt::script::GlobalEnvironment;
using cobalt::script::ScriptValue;
using cobalt::script::ValueHandle;
using cobalt::script::ValueHandle;
using cobalt::script::ValueHandleHolder;
using cobalt::script::Wrappable;
using cobalt::script::v8c::EntryScope;
using cobalt::script::v8c::EscapableEntryScope;
using cobalt::script::v8c::FromJSValue;
using cobalt::script::v8c::kConversionFlagClamped;
using cobalt::script::v8c::kConversionFlagNullable;
using cobalt::script::v8c::kConversionFlagObjectOnly;
using cobalt::script::v8c::kConversionFlagRestricted;
using cobalt::script::v8c::kConversionFlagTreatNullAsEmptyString;
using cobalt::script::v8c::kConversionFlagTreatUndefinedAsEmptyString;
using cobalt::script::v8c::kNoConversionFlags;
using cobalt::script::v8c::NewInternalString;
using cobalt::script::v8c::ToJSValue;
using cobalt::script::v8c::TypeTraits;
using cobalt::script::v8c::V8cExceptionState;
using cobalt::script::v8c::V8cGlobalEnvironment;
using cobalt::script::v8c::V8cPropertyEnumerator;
using cobalt::script::v8c::WrapperFactory;
using cobalt::script::v8c::WrapperPrivate;
} // namespace
namespace cobalt {
namespace bindings {
namespace testing {
namespace {
const int kInterfaceUniqueId = 27;
void IndexedPropertyGetterCallback(
uint32_t index,
const v8::PropertyCallbackInfo<v8::Value>& info) {
v8::Isolate* isolate = info.GetIsolate();
v8::Local<v8::Object> object = info.Holder();
V8cExceptionState exception_state{isolate};
v8::Local<v8::Value> result_value;
IndexedGetterInterface* impl =
script::v8c::shared_bindings::get_impl_from_object<
IndexedGetterInterface>(object);
if (!impl) {
return;
}
if (index >= impl->length()) {
// |index| is out of bounds, so return undefined.
return;
}
if (!exception_state.is_exception_set()) {
ToJSValue(isolate,
impl->IndexedGetter(index),
&result_value);
}
info.GetReturnValue().Set(result_value);
}
void IndexedPropertyDescriptorCallback(
uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info) {
// TODO: Figure out under what conditions this gets called. It's not
// getting called in our tests.
NOTIMPLEMENTED();
}
void IndexedPropertyEnumeratorCallback(
const v8::PropertyCallbackInfo<v8::Array>& info) {
v8::Isolate* isolate = info.GetIsolate();
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::Local<v8::Object> object = info.Holder();
IndexedGetterInterface* impl =
script::v8c::shared_bindings::get_impl_from_object<
IndexedGetterInterface>(object);
if (!impl) {
return;
}
const uint32_t length = impl->length();
v8::Local<v8::Array> array = v8::Array::New(isolate, length);
for (uint32_t i = 0; i < length; ++i) {
array->Set(context, i, v8::Integer::New(isolate, i)).Check();
}
info.GetReturnValue().Set(array);
}
void IndexedPropertyDefinerCallback(
uint32_t index, const v8::PropertyDescriptor& desc,
const v8::PropertyCallbackInfo<v8::Value>& info) {
// TODO: Figure out under what conditions this gets called. It's not
// getting called in our tests.
NOTIMPLEMENTED();
}
void IndexedPropertySetterCallback(
uint32_t index,
v8::Local<v8::Value> value,
const v8::PropertyCallbackInfo<v8::Value>& info) {
v8::Isolate* isolate = info.GetIsolate();
v8::Local<v8::Object> object = info.Holder();
V8cExceptionState exception_state{isolate};
v8::Local<v8::Value> result_value;
IndexedGetterInterface* impl =
script::v8c::shared_bindings::get_impl_from_object<
IndexedGetterInterface>(object);
if (!impl) {
return;
}
if (index >= impl->length()) {
return;
}
TypeTraits<uint32_t>::ConversionType native_value;
FromJSValue(isolate, value, kNoConversionFlags,
&exception_state, &native_value);
if (exception_state.is_exception_set()) {
return;
}
impl->IndexedSetter(index, native_value);
result_value = v8::Undefined(isolate);
if (exception_state.is_exception_set()) {
return;
}
info.GetReturnValue().Set(value);
}
void IndexedPropertyDeleterCallback(
uint32_t index,
const v8::PropertyCallbackInfo<v8::Boolean>& info) {
v8::Isolate* isolate = info.GetIsolate();
v8::Local<v8::Object> object = info.Holder();
V8cExceptionState exception_state{isolate};
v8::Local<v8::Value> result_value;
IndexedGetterInterface* impl =
script::v8c::shared_bindings::get_impl_from_object<
IndexedGetterInterface>(object);
if (!impl) {
return;
}
if (index >= impl->length()) {
return;
}
impl->IndexedDeleter(index);
result_value = v8::Undefined(isolate);
if (exception_state.is_exception_set()) {
return;
}
info.GetReturnValue().Set(v8::Boolean::New(isolate, true));
}
void DummyConstructor(const v8::FunctionCallbackInfo<v8::Value>& info) {
V8cExceptionState exception(info.GetIsolate());
exception.SetSimpleException(
script::kTypeError, "IndexedGetterInterface is not constructible.");
}
void lengthAttributeGetter(
const v8::FunctionCallbackInfo<v8::Value>& info) {
script::v8c::shared_bindings::AttributeGetterImpl<IndexedGetterInterface,
V8cIndexedGetterInterface>(
info,
false,
false,
[](v8::Isolate* isolate, IndexedGetterInterface* impl,
cobalt::script::ExceptionState& exception_state,
v8::Local<v8::Value>& result_value) {
ToJSValue(isolate,
impl->length(),
&result_value);
});
}
void indexedDeleterMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
v8::Isolate* isolate = info.GetIsolate();
v8::Local<v8::Object> object = info.Holder();
if (!script::v8c::shared_bindings::object_implements_interface(V8cIndexedGetterInterface::GetTemplate(isolate), isolate, object)) {
return;
}
V8cExceptionState exception_state{isolate};
v8::Local<v8::Value> result_value;
IndexedGetterInterface* impl =
script::v8c::shared_bindings::get_impl_from_object<
IndexedGetterInterface>(object);
if (!impl) {
return;
}
const size_t kMinArguments = 1;
if (info.Length() < kMinArguments) {
exception_state.SetSimpleException(script::kInvalidNumberOfArguments);
return;
}
// Non-optional arguments
TypeTraits<uint32_t >::ConversionType index;
DCHECK_LT(0, info.Length());
v8::Local<v8::Value> non_optional_value0 = info[0];
FromJSValue(isolate,
non_optional_value0,
kNoConversionFlags,
&exception_state, &index);
if (exception_state.is_exception_set()) {
return;
}
impl->IndexedDeleter(index);
result_value = v8::Undefined(isolate);
}
void indexedGetterMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
v8::Isolate* isolate = info.GetIsolate();
v8::Local<v8::Object> object = info.Holder();
if (!script::v8c::shared_bindings::object_implements_interface(V8cIndexedGetterInterface::GetTemplate(isolate), isolate, object)) {
return;
}
V8cExceptionState exception_state{isolate};
v8::Local<v8::Value> result_value;
IndexedGetterInterface* impl =
script::v8c::shared_bindings::get_impl_from_object<
IndexedGetterInterface>(object);
if (!impl) {
return;
}
const size_t kMinArguments = 1;
if (info.Length() < kMinArguments) {
exception_state.SetSimpleException(script::kInvalidNumberOfArguments);
return;
}
// Non-optional arguments
TypeTraits<uint32_t >::ConversionType index;
DCHECK_LT(0, info.Length());
v8::Local<v8::Value> non_optional_value0 = info[0];
FromJSValue(isolate,
non_optional_value0,
kNoConversionFlags,
&exception_state, &index);
if (exception_state.is_exception_set()) {
return;
}
if (!exception_state.is_exception_set()) {
ToJSValue(isolate,
impl->IndexedGetter(index),
&result_value);
}
if (!exception_state.is_exception_set()) {
info.GetReturnValue().Set(result_value);
}
}
void indexedSetterMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
v8::Isolate* isolate = info.GetIsolate();
v8::Local<v8::Object> object = info.Holder();
if (!script::v8c::shared_bindings::object_implements_interface(V8cIndexedGetterInterface::GetTemplate(isolate), isolate, object)) {
return;
}
V8cExceptionState exception_state{isolate};
v8::Local<v8::Value> result_value;
IndexedGetterInterface* impl =
script::v8c::shared_bindings::get_impl_from_object<
IndexedGetterInterface>(object);
if (!impl) {
return;
}
const size_t kMinArguments = 2;
if (info.Length() < kMinArguments) {
exception_state.SetSimpleException(script::kInvalidNumberOfArguments);
return;
}
// Non-optional arguments
TypeTraits<uint32_t >::ConversionType index;
TypeTraits<uint32_t >::ConversionType value;
DCHECK_LT(0, info.Length());
v8::Local<v8::Value> non_optional_value0 = info[0];
FromJSValue(isolate,
non_optional_value0,
kNoConversionFlags,
&exception_state, &index);
if (exception_state.is_exception_set()) {
return;
}
DCHECK_LT(1, info.Length());
v8::Local<v8::Value> non_optional_value1 = info[1];
FromJSValue(isolate,
non_optional_value1,
kNoConversionFlags,
&exception_state, &value);
if (exception_state.is_exception_set()) {
return;
}
impl->IndexedSetter(index, value);
result_value = v8::Undefined(isolate);
}
void InitializeTemplate(v8::Isolate* isolate) {
// https://heycam.github.io/webidl/#interface-object
// 3.6.1. Interface object
//
// The interface object for a given interface is a built-in function object.
// It has properties that correspond to the constants and static operations
// defined on that interface, as described in sections 3.6.6 Constants and
// 3.6.8 Operations.
//
// If the interface is declared with a [Constructor] extended attribute,
// then the interface object can be called as a constructor to create an
// object that implements that interface. Calling that interface as a
// function will throw an exception.
//
// Interface objects whose interfaces are not declared with a [Constructor]
// extended attribute will throw when called, both as a function and as a
// constructor.
//
// An interface object for a non-callback interface has an associated object
// called the interface prototype object. This object has properties that
// correspond to the regular attributes and regular operations defined on
// the interface, and is described in more detail in 3.6.3 Interface
// prototype object.
v8::Local<v8::FunctionTemplate> function_template =
v8::FunctionTemplate::New(
isolate,
DummyConstructor,
v8::Local<v8::Value>(),
v8::Local<v8::Signature>(),
0);
function_template->SetClassName(NewInternalString(isolate, "IndexedGetterInterface"));
function_template->ReadOnlyPrototype();
v8::Local<v8::ObjectTemplate> prototype_template = function_template->PrototypeTemplate();
v8::Local<v8::ObjectTemplate> instance_template = function_template->InstanceTemplate();
instance_template->SetInternalFieldCount(WrapperPrivate::kInternalFieldCount);
V8cGlobalEnvironment* global_environment = V8cGlobalEnvironment::GetFromIsolate(isolate);
global_environment->AddInterfaceData(kInterfaceUniqueId, function_template);
// https://heycam.github.io/webidl/#es-constants
// 3.6.6. Constants
//
// For each exposed constant defined on an interface A, there must be a
// corresponding property. The property has the following characteristics:
// https://heycam.github.io/webidl/#es-attributes
// 3.6.7. Attributes
//
// For each exposed attribute of the interface there must exist a
// corresponding property. The characteristics of this property are as
// follows:
{
script::v8c::shared_bindings::set_property_for_nonconstructor_attribute(
isolate,
// The property has attributes { [[Get]]: G, [[Set]]: S, [[Enumerable]]:
// true, [[Configurable]]: configurable }, where: configurable is false if
// the attribute was declared with the [Unforgeable] extended attribute and
// true otherwise;
true,
false,
false,
false,
function_template,
instance_template,
prototype_template,
"length"
,lengthAttributeGetter
);
}
// https://heycam.github.io/webidl/#es-operations
// 3.6.8. Operations
//
// For each unique identifier of an exposed operation defined on the
// interface, there must exist a corresponding property, unless the effective
// overload set for that identifier and operation and with an argument count
// of 0 has no entries.
//
// The characteristics of this property are as follows:
{
// The name of the property is the identifier.
v8::Local<v8::String> name = NewInternalString(
isolate,
"indexedDeleter");
// The property has attributes { [[Writable]]: B, [[Enumerable]]: true,
// [[Configurable]]: B }, where B is false if the operation is unforgeable
// on the interface, and true otherwise.
bool B = true;
v8::PropertyAttribute attributes = static_cast<v8::PropertyAttribute>(
B ? v8::None : (v8::ReadOnly | v8::DontDelete));
v8::Local<v8::FunctionTemplate> method_template =
v8::FunctionTemplate::New(isolate, indexedDeleterMethod);
method_template->RemovePrototype();
method_template->SetLength(1);
// The location of the property is determined as follows:
// Otherwise, the property exists solely on the interface's interface
// prototype object.
prototype_template->
Set(name, method_template);
// The value of the property is the result of creating an operation function
// given the operation, the interface, and the relevant Realm of the object
// that is the location of the property.
// Note: that is, even if an includes statement was used to make an
// operation available on the interface, we pass in the interface which
// includes the interface mixin, and not the interface mixin on which the
// operation was originally declared.
}
{
// The name of the property is the identifier.
v8::Local<v8::String> name = NewInternalString(
isolate,
"indexedGetter");
// The property has attributes { [[Writable]]: B, [[Enumerable]]: true,
// [[Configurable]]: B }, where B is false if the operation is unforgeable
// on the interface, and true otherwise.
bool B = true;
v8::PropertyAttribute attributes = static_cast<v8::PropertyAttribute>(
B ? v8::None : (v8::ReadOnly | v8::DontDelete));
v8::Local<v8::FunctionTemplate> method_template =
v8::FunctionTemplate::New(isolate, indexedGetterMethod);
method_template->RemovePrototype();
method_template->SetLength(1);
// The location of the property is determined as follows:
// Otherwise, the property exists solely on the interface's interface
// prototype object.
prototype_template->
Set(name, method_template);
// The value of the property is the result of creating an operation function
// given the operation, the interface, and the relevant Realm of the object
// that is the location of the property.
// Note: that is, even if an includes statement was used to make an
// operation available on the interface, we pass in the interface which
// includes the interface mixin, and not the interface mixin on which the
// operation was originally declared.
}
{
// The name of the property is the identifier.
v8::Local<v8::String> name = NewInternalString(
isolate,
"indexedSetter");
// The property has attributes { [[Writable]]: B, [[Enumerable]]: true,
// [[Configurable]]: B }, where B is false if the operation is unforgeable
// on the interface, and true otherwise.
bool B = true;
v8::PropertyAttribute attributes = static_cast<v8::PropertyAttribute>(
B ? v8::None : (v8::ReadOnly | v8::DontDelete));
v8::Local<v8::FunctionTemplate> method_template =
v8::FunctionTemplate::New(isolate, indexedSetterMethod);
method_template->RemovePrototype();
method_template->SetLength(2);
// The location of the property is determined as follows:
// Otherwise, the property exists solely on the interface's interface
// prototype object.
prototype_template->
Set(name, method_template);
// The value of the property is the result of creating an operation function
// given the operation, the interface, and the relevant Realm of the object
// that is the location of the property.
// Note: that is, even if an includes statement was used to make an
// operation available on the interface, we pass in the interface which
// includes the interface mixin, and not the interface mixin on which the
// operation was originally declared.
}
// https://heycam.github.io/webidl/#es-stringifier
// 3.6.8.2. Stringifiers
prototype_template->Set(
v8::Symbol::GetToStringTag(isolate),
NewInternalString(isolate, "IndexedGetterInterface"),
static_cast<v8::PropertyAttribute>(v8::ReadOnly | v8::DontEnum));
{
v8::IndexedPropertyHandlerConfiguration indexed_property_handler_configuration = {
IndexedPropertyGetterCallback,
IndexedPropertySetterCallback,
IndexedPropertyDescriptorCallback,
IndexedPropertyDeleterCallback,
IndexedPropertyEnumeratorCallback,
IndexedPropertyDefinerCallback
};
instance_template->SetHandler(indexed_property_handler_configuration);
}
}
} // namespace
v8::Local<v8::Object> V8cIndexedGetterInterface::CreateWrapper(
v8::Isolate* isolate, const scoped_refptr<Wrappable>& wrappable) {
EscapableEntryScope entry_scope(isolate);
v8::Local<v8::Context> context = isolate->GetCurrentContext();
V8cGlobalEnvironment* global_environment = V8cGlobalEnvironment::GetFromIsolate(isolate);
if (!global_environment->HasInterfaceData(kInterfaceUniqueId)) {
InitializeTemplate(isolate);
}
v8::Local<v8::FunctionTemplate> function_template = global_environment->GetInterfaceData(kInterfaceUniqueId);
DCHECK(function_template->InstanceTemplate()->InternalFieldCount() == WrapperPrivate::kInternalFieldCount);
v8::Local<v8::Object> object = function_template->InstanceTemplate()->NewInstance(context).ToLocalChecked();
DCHECK(object->InternalFieldCount() == WrapperPrivate::kInternalFieldCount);
// This |WrapperPrivate|'s lifetime will be managed by V8.
new WrapperPrivate(isolate, wrappable, object);
return entry_scope.Escape(object);
}
v8::Local<v8::FunctionTemplate> V8cIndexedGetterInterface::GetTemplate(v8::Isolate* isolate) {
V8cGlobalEnvironment* global_environment = V8cGlobalEnvironment::GetFromIsolate(isolate);
if (!global_environment->HasInterfaceData(kInterfaceUniqueId)) {
InitializeTemplate(isolate);
}
return global_environment->GetInterfaceData(kInterfaceUniqueId);
}
} // namespace testing
} // namespace bindings
} // namespace cobalt