e70ce89235
* chore: iwyu shell/browser/electron_pdf_document_helper_client.h * chore: iwyu shell/browser/hid/electron_hid_delegate.h * chore: iwyu content/public/browser/web_contents.h * chore: iwyu shell/browser/usb/electron_usb_delegate.h * chore: iwyu shell/browser/browser_observer.h * chore: iwyu shell/browser/bluetooth/electron_bluetooth_delegate.h * chore: iwyu shell/browser/serial/electron_serial_delegate.h * chore: iwyu shell/browser/api/frame_subscriber.h * chore: iwyu mojo/public/cpp/bindings/ * chore: iwyu components/ * chore: iwyu extensions/ * chore: iwyu shell/common/gin_helper/ * chore: iwyu v8/ * chore: iwyu base/containers/linked_list.h * chore: iwyu shell/browser/native_window.h * chore: iwyu shell/browser/api/electron_api_base_window.h * chore: iwyu shell/common/node_includes.h * chore: iwyu gin/handle.h * chore: iwyu base/functional/callback.h * chore: iwyu ui/gfx/ * chore: iwyu content/public/browser/render_frame_host.h * fix: mac * fix: mac * fix: win * chore: iwyu base/files/file_path.h * chore: iwyu base/unguessable_token.h * chore: iwyu ui/display/screen.h * chore: iwyu chrome/browser/predictors/preconnect_manager.h * chore: iwyu base/observer_list_types.h * chore: iwyu content/public/browser/web_contents.h * chore: iwyu chrome/browser/devtools/devtools_eye_dropper.h * chore: iwyu shell/browser/ui/inspectable_web_contents.h * chore: iwyu content/public/browser/keyboard_event_processing_result.h * chore: iwyu net/cookies/canonical_cookie.h * chore: iwyu net/base/address_list.h * chore: iwyu net/cert/x509_certificate.h * chore: iwyu net/cookies/cookie_change_dispatcher.h * chore: iwyu net/dns/public/host_resolver_results.h * fix: mac * Revert "chore: iwyu net/cert/x509_certificate.h" This reverts commit 002896f71146e90f1e29e090a1d6eede48cee11e.
74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
// Copyright (c) 2019 GitHub, Inc.
|
|
// Use of this source code is governed by the MIT license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#include "shell/common/gin_helper/destroyable.h"
|
|
|
|
#include "base/no_destructor.h"
|
|
#include "gin/converter.h"
|
|
#include "shell/common/gin_helper/wrappable_base.h"
|
|
#include "v8/include/v8-function.h"
|
|
|
|
namespace gin_helper {
|
|
|
|
namespace {
|
|
|
|
v8::Global<v8::FunctionTemplate>* GetDestroyFunc() {
|
|
static base::NoDestructor<v8::Global<v8::FunctionTemplate>> destroy_func;
|
|
return destroy_func.get();
|
|
}
|
|
|
|
v8::Global<v8::FunctionTemplate>* GetIsDestroyedFunc() {
|
|
static base::NoDestructor<v8::Global<v8::FunctionTemplate>> is_destroyed_func;
|
|
return is_destroyed_func.get();
|
|
}
|
|
|
|
void DestroyFunc(const v8::FunctionCallbackInfo<v8::Value>& info) {
|
|
v8::Local<v8::Object> holder = info.This();
|
|
if (Destroyable::IsDestroyed(holder))
|
|
return;
|
|
|
|
// TODO(zcbenz): gin_helper::Wrappable will be removed.
|
|
delete static_cast<gin_helper::WrappableBase*>(
|
|
holder->GetAlignedPointerFromInternalField(0));
|
|
holder->SetAlignedPointerInInternalField(0, nullptr);
|
|
}
|
|
|
|
void IsDestroyedFunc(const v8::FunctionCallbackInfo<v8::Value>& info) {
|
|
info.GetReturnValue().Set(gin::ConvertToV8(
|
|
info.GetIsolate(), Destroyable::IsDestroyed(info.This())));
|
|
}
|
|
|
|
} // namespace
|
|
|
|
// static
|
|
bool Destroyable::IsDestroyed(v8::Local<v8::Object> object) {
|
|
// An object is considered destroyed if it has no internal pointer or its
|
|
// internal has been destroyed.
|
|
return object->InternalFieldCount() == 0 ||
|
|
object->GetAlignedPointerFromInternalField(0) == nullptr;
|
|
}
|
|
|
|
// static
|
|
void Destroyable::MakeDestroyable(v8::Isolate* isolate,
|
|
v8::Local<v8::FunctionTemplate> prototype) {
|
|
// Cache the FunctionTemplate of "destroy" and "isDestroyed".
|
|
if (GetDestroyFunc()->IsEmpty()) {
|
|
auto templ = v8::FunctionTemplate::New(isolate, DestroyFunc);
|
|
templ->RemovePrototype();
|
|
GetDestroyFunc()->Reset(isolate, templ);
|
|
templ = v8::FunctionTemplate::New(isolate, IsDestroyedFunc);
|
|
templ->RemovePrototype();
|
|
GetIsDestroyedFunc()->Reset(isolate, templ);
|
|
}
|
|
|
|
auto proto_templ = prototype->PrototypeTemplate();
|
|
proto_templ->Set(
|
|
gin::StringToSymbol(isolate, "destroy"),
|
|
v8::Local<v8::FunctionTemplate>::New(isolate, *GetDestroyFunc()));
|
|
proto_templ->Set(
|
|
gin::StringToSymbol(isolate, "isDestroyed"),
|
|
v8::Local<v8::FunctionTemplate>::New(isolate, *GetIsDestroyedFunc()));
|
|
}
|
|
|
|
} // namespace gin_helper
|