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// Copyright 2017 Google Inc. 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/mozjs45/templates/interface.cc.template
#include "cobalt/bindings/testing/mozjs_derived_interface.h"
#include "base/debug/trace_event.h"
#include "cobalt/base/polymorphic_downcast.h"
#include "cobalt/script/global_environment.h"
#include "cobalt/script/opaque_handle.h"
#include "cobalt/script/script_value.h"
#include "cobalt/bindings/testing/base_interface.h"
#include "cobalt/bindings/testing/mozjs_base_interface.h"
#include "mozjs_gen_type_conversion.h"
#include "base/lazy_instance.h"
#include "cobalt/script/exception_state.h"
#include "cobalt/script/mozjs-45/callback_function_conversion.h"
#include "cobalt/script/mozjs-45/conversion_helpers.h"
#include "cobalt/script/mozjs-45/mozjs_callback_function.h"
#include "cobalt/script/mozjs-45/mozjs_exception_state.h"
#include "cobalt/script/mozjs-45/mozjs_global_environment.h"
#include "cobalt/script/mozjs-45/mozjs_object_handle.h"
#include "cobalt/script/mozjs-45/mozjs_property_enumerator.h"
#include "cobalt/script/mozjs-45/mozjs_user_object_holder.h"
#include "cobalt/script/mozjs-45/mozjs_value_handle.h"
#include "cobalt/script/mozjs-45/native_promise.h"
#include "cobalt/script/mozjs-45/proxy_handler.h"
#include "cobalt/script/mozjs-45/type_traits.h"
#include "cobalt/script/mozjs-45/wrapper_factory.h"
#include "cobalt/script/mozjs-45/wrapper_private.h"
#include "cobalt/script/property_enumerator.h"
#include "cobalt/script/sequence.h"
#include "third_party/mozjs-45/js/src/jsapi.h"
#include "third_party/mozjs-45/js/src/jsfriendapi.h"
namespace {
using cobalt::bindings::testing::DerivedInterface;
using cobalt::bindings::testing::MozjsDerivedInterface;
using cobalt::bindings::testing::BaseInterface;
using cobalt::bindings::testing::MozjsBaseInterface;
using cobalt::script::CallbackInterfaceTraits;
using cobalt::script::GlobalEnvironment;
using cobalt::script::OpaqueHandle;
using cobalt::script::OpaqueHandleHolder;
using cobalt::script::ScriptValue;
using cobalt::script::ValueHandle;
using cobalt::script::Wrappable;
using cobalt::script::CallbackFunction;
using cobalt::script::CallbackInterfaceTraits;
using cobalt::script::ExceptionState;
using cobalt::script::Wrappable;
using cobalt::script::mozjs::FromJSValue;
using cobalt::script::mozjs::InterfaceData;
using cobalt::script::mozjs::MozjsCallbackFunction;
using cobalt::script::mozjs::MozjsExceptionState;
using cobalt::script::mozjs::MozjsGlobalEnvironment;
using cobalt::script::mozjs::MozjsPropertyEnumerator;
using cobalt::script::mozjs::MozjsUserObjectHolder;
using cobalt::script::mozjs::ProxyHandler;
using cobalt::script::mozjs::ToJSValue;
using cobalt::script::mozjs::TypeTraits;
using cobalt::script::mozjs::WrapperFactory;
using cobalt::script::mozjs::WrapperPrivate;
using cobalt::script::mozjs::kConversionFlagClamped;
using cobalt::script::mozjs::kConversionFlagNullable;
using cobalt::script::mozjs::kConversionFlagRestricted;
using cobalt::script::mozjs::kConversionFlagTreatNullAsEmptyString;
using cobalt::script::mozjs::kConversionFlagTreatUndefinedAsEmptyString;
using cobalt::script::mozjs::kNoConversionFlags;
} // namespace
namespace cobalt {
namespace bindings {
namespace testing {
namespace {
class MozjsDerivedInterfaceHandler : public ProxyHandler {
public:
MozjsDerivedInterfaceHandler()
: ProxyHandler(indexed_property_hooks, named_property_hooks) {}
private:
static NamedPropertyHooks named_property_hooks;
static IndexedPropertyHooks indexed_property_hooks;
};
ProxyHandler::NamedPropertyHooks
MozjsDerivedInterfaceHandler::named_property_hooks = {
NULL,
NULL,
NULL,
NULL,
NULL,
};
ProxyHandler::IndexedPropertyHooks
MozjsDerivedInterfaceHandler::indexed_property_hooks = {
NULL,
NULL,
NULL,
NULL,
NULL,
};
static base::LazyInstance<MozjsDerivedInterfaceHandler>
proxy_handler;
bool Constructor(JSContext* context, unsigned int argc, JS::Value* vp);
bool HasInstance(JSContext *context, JS::HandleObject type,
JS::MutableHandleValue vp, bool *success) {
JS::RootedObject global_object(
context, JS_GetGlobalForObject(context, type));
DCHECK(global_object);
JS::RootedObject prototype(
context, MozjsDerivedInterface::GetPrototype(context, global_object));
// |IsDelegate| walks the prototype chain of an object returning true if
// .prototype is found.
bool is_delegate;
if (!IsDelegate(context, prototype, vp, &is_delegate)) {
*success = false;
return false;
}
*success = is_delegate;
return true;
}
const JSClass instance_class_definition = {
"DerivedInterface",
0 | JSCLASS_HAS_PRIVATE,
NULL, // addProperty
NULL, // delProperty
NULL, // getProperty
NULL, // setProperty
NULL, // enumerate
NULL, // resolve
NULL, // mayResolve
&WrapperPrivate::Finalizer, // finalize
NULL, // call
NULL, // hasInstance
NULL, // construct
&WrapperPrivate::Trace, // trace
};
const JSClass prototype_class_definition = {
"DerivedInterfacePrototype",
};
const JSClass interface_object_class_definition = {
"DerivedInterfaceConstructor",
0,
NULL, // addProperty
NULL, // delProperty
NULL, // getProperty
NULL, // setProperty
NULL, // enumerate
NULL, // resolve
NULL, // mayResolve
NULL, // finalize
NULL, // call
&HasInstance,
Constructor,
};
bool get_derivedAttribute(
JSContext* context, unsigned argc, JS::Value* vp) {
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::RootedObject object(context, &args.thisv().toObject());
const JSClass* proto_class =
MozjsDerivedInterface::PrototypeClass(context);
if (proto_class == JS_GetClass(object)) {
// Simply returns true if the object is this class's prototype object.
// There is no need to return any value due to the object is not a platform
// object. The execution reaches here when Object.getOwnPropertyDescriptor
// gets called on native object prototypes.
return true;
}
MozjsGlobalEnvironment* global_environment =
static_cast<MozjsGlobalEnvironment*>(JS_GetContextPrivate(context));
WrapperFactory* wrapper_factory = global_environment->wrapper_factory();
if (!wrapper_factory->DoesObjectImplementInterface(
object, base::GetTypeId<DerivedInterface>())) {
MozjsExceptionState exception(context);
exception.SetSimpleException(script::kDoesNotImplementInterface);
return false;
}
MozjsExceptionState exception_state(context);
JS::RootedValue result_value(context);
WrapperPrivate* wrapper_private =
WrapperPrivate::GetFromObject(context, object);
DerivedInterface* impl =
wrapper_private->wrappable<DerivedInterface>().get();
if (!exception_state.is_exception_set()) {
ToJSValue(context,
impl->derived_attribute(),
&result_value);
}
if (!exception_state.is_exception_set()) {
args.rval().set(result_value);
}
return !exception_state.is_exception_set();
}
bool fcn_derivedOperation(
JSContext* context, uint32_t argc, JS::Value *vp) {
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
// Compute the 'this' value.
JS::RootedValue this_value(context, JS_ComputeThis(context, vp));
// 'this' should be an object.
JS::RootedObject object(context);
if (JS_TypeOfValue(context, this_value) != JSTYPE_OBJECT) {
return false;
}
if (!JS_ValueToObject(context, this_value, &object)) {
NOTREACHED();
return false;
}
const JSClass* proto_class =
MozjsDerivedInterface::PrototypeClass(context);
if (proto_class == JS_GetClass(object)) {
// Simply returns true if the object is this class's prototype object.
// There is no need to return any value due to the object is not a platform
// object. The execution reaches here when Object.getOwnPropertyDescriptor
// gets called on native object prototypes.
return true;
}
MozjsGlobalEnvironment* global_environment =
static_cast<MozjsGlobalEnvironment*>(JS_GetContextPrivate(context));
WrapperFactory* wrapper_factory = global_environment->wrapper_factory();
if (!wrapper_factory->DoesObjectImplementInterface(
object, base::GetTypeId<DerivedInterface>())) {
MozjsExceptionState exception(context);
exception.SetSimpleException(script::kDoesNotImplementInterface);
return false;
}
MozjsExceptionState exception_state(context);
JS::RootedValue result_value(context);
WrapperPrivate* wrapper_private =
WrapperPrivate::GetFromObject(context, object);
DerivedInterface* impl =
wrapper_private->wrappable<DerivedInterface>().get();
impl->DerivedOperation();
result_value.set(JS::UndefinedHandleValue);
return !exception_state.is_exception_set();
}
const JSPropertySpec prototype_properties[] = {
{ // Readonly attribute
"derivedAttribute",
JSPROP_SHARED | JSPROP_ENUMERATE,
{ { &get_derivedAttribute, NULL } },
JSNATIVE_WRAPPER(NULL),
},
JS_PS_END
};
const JSFunctionSpec prototype_functions[] = {
JS_FNSPEC(
"derivedOperation", fcn_derivedOperation, NULL,
0, JSPROP_ENUMERATE, NULL),
JS_FS_END
};
const JSPropertySpec interface_object_properties[] = {
JS_PS_END
};
const JSFunctionSpec interface_object_functions[] = {
JS_FS_END
};
const JSPropertySpec own_properties[] = {
JS_PS_END
};
void InitializePrototypeAndInterfaceObject(
InterfaceData* interface_data, JSContext* context,
JS::HandleObject global_object) {
DCHECK(!interface_data->prototype);
DCHECK(!interface_data->interface_object);
DCHECK(JS_IsGlobalObject(global_object));
JS::RootedObject parent_prototype(
context, MozjsBaseInterface::GetPrototype(context, global_object));
DCHECK(parent_prototype);
interface_data->prototype = JS_NewObjectWithGivenProto(
context, &prototype_class_definition, parent_prototype
);
JS::RootedObject rooted_prototype(context, interface_data->prototype);
bool success = JS_DefineProperties(
context,
rooted_prototype,
prototype_properties);
DCHECK(success);
success = JS_DefineFunctions(
context, rooted_prototype, prototype_functions);
DCHECK(success);
JS::RootedObject function_prototype(
context, JS_GetFunctionPrototype(context, global_object));
DCHECK(function_prototype);
// Create the Interface object.
interface_data->interface_object = JS_NewObjectWithGivenProto(
context, &interface_object_class_definition,
function_prototype);
// Add the InterfaceObject.name property.
JS::RootedObject rooted_interface_object(
context, interface_data->interface_object);
JS::RootedValue name_value(context);
const char name[] =
"DerivedInterface";
name_value.setString(JS_NewStringCopyZ(context, name));
success = JS_DefineProperty(
context, rooted_interface_object, "name", name_value, JSPROP_READONLY,
NULL, NULL);
DCHECK(success);
// Add the InterfaceObject.length property. It is set to the length of the
// shortest argument list of all overload constructors.
JS::RootedValue length_value(context);
length_value.setInt32(0);
success = JS_DefineProperty(
context, rooted_interface_object, "length", length_value,
JSPROP_READONLY, NULL, NULL);
DCHECK(success);
// Define interface object properties (including constants).
success = JS_DefineProperties(context, rooted_interface_object,
interface_object_properties);
DCHECK(success);
// Define interface object functions (static).
success = JS_DefineFunctions(context, rooted_interface_object,
interface_object_functions);
DCHECK(success);
// Set the Prototype.constructor and Constructor.prototype properties.
DCHECK(interface_data->interface_object);
DCHECK(interface_data->prototype);
success = JS_LinkConstructorAndPrototype(
context,
rooted_interface_object,
rooted_prototype);
DCHECK(success);
}
inline InterfaceData* GetInterfaceData(JSContext* context) {
const int kInterfaceUniqueId = 14;
MozjsGlobalEnvironment* global_environment =
static_cast<MozjsGlobalEnvironment*>(JS_GetContextPrivate(context));
// By convention, the |MozjsGlobalEnvironment| that we are associated with
// will hold our |InterfaceData| at index |kInterfaceUniqueId|, as we asked
// for it to be there in the first place, and could not have conflicted with
// any other interface.
return global_environment->GetInterfaceData(kInterfaceUniqueId);
}
} // namespace
// static
JSObject* MozjsDerivedInterface::CreateProxy(
JSContext* context, const scoped_refptr<Wrappable>& wrappable) {
DCHECK(MozjsGlobalEnvironment::GetFromContext(context));
JS::RootedObject global_object(
context,
MozjsGlobalEnvironment::GetFromContext(context)->global_object());
DCHECK(global_object);
InterfaceData* interface_data = GetInterfaceData(context);
JS::RootedObject prototype(context, GetPrototype(context, global_object));
DCHECK(prototype);
JS::RootedObject new_object(
context,
JS_NewObjectWithGivenProto(
context, &instance_class_definition, prototype));
DCHECK(new_object);
JS::RootedObject proxy(context,
ProxyHandler::NewProxy(
context, proxy_handler.Pointer(), new_object, prototype));
WrapperPrivate::AddPrivateData(context, proxy, wrappable);
return proxy;
}
// static
const JSClass* MozjsDerivedInterface::PrototypeClass(
JSContext* context) {
DCHECK(MozjsGlobalEnvironment::GetFromContext(context));
JS::RootedObject global_object(
context,
MozjsGlobalEnvironment::GetFromContext(context)->global_object());
DCHECK(global_object);
JS::RootedObject prototype(context, GetPrototype(context, global_object));
const JSClass* proto_class = JS_GetClass(prototype);
return proto_class;
}
// static
JSObject* MozjsDerivedInterface::GetPrototype(
JSContext* context, JS::HandleObject global_object) {
DCHECK(JS_IsGlobalObject(global_object));
InterfaceData* interface_data = GetInterfaceData(context);
if (!interface_data->prototype) {
// Create new prototype that has all the props and methods
InitializePrototypeAndInterfaceObject(
interface_data, context, global_object);
}
DCHECK(interface_data->prototype);
return interface_data->prototype;
}
// static
JSObject* MozjsDerivedInterface::GetInterfaceObject(
JSContext* context, JS::HandleObject global_object) {
DCHECK(JS_IsGlobalObject(global_object));
InterfaceData* interface_data = GetInterfaceData(context);
if (!interface_data->interface_object) {
InitializePrototypeAndInterfaceObject(
interface_data, context, global_object);
}
DCHECK(interface_data->interface_object);
return interface_data->interface_object;
}
namespace {
bool Constructor(JSContext* context, unsigned int argc, JS::Value* vp) {
MozjsExceptionState exception_state(context);
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
scoped_refptr<DerivedInterface> new_object =
new DerivedInterface();
JS::RootedValue result_value(context);
ToJSValue(context, new_object, &result_value);
DCHECK(result_value.isObject());
args.rval().setObject(result_value.toObject());
return true;
}
} // namespace
} // namespace testing
} // namespace bindings
} // namespace cobalt