| // 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 |