third_party/blink/renderer/core/workers/shared_worker_global_scope.cc

/*
 * Copyright (C) 2009 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * in the documentation and/or other materials provided with the
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#include "third_party/blink/renderer/core/workers/shared_worker_global_scope.h"

#include <memory>
#include "third_party/blink/renderer/bindings/core/v8/source_location.h"
#include "third_party/blink/renderer/core/events/message_event.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/inspector/console_message.h"
#include "third_party/blink/renderer/core/inspector/worker_thread_debugger.h"
#include "third_party/blink/renderer/core/workers/shared_worker_thread.h"
#include "third_party/blink/renderer/platform/wtf/time.h"

namespace blink {

SharedWorkerGlobalScope::SharedWorkerGlobalScope(
    const String& name,
    std::unique_ptr<GlobalScopeCreationParams> creation_params,
    SharedWorkerThread* thread,
    base::TimeTicks time_origin)
    : WorkerGlobalScope(std::move(creation_params), thread, time_origin),
      name_(name) {}

SharedWorkerGlobalScope::~SharedWorkerGlobalScope() = default;

const AtomicString& SharedWorkerGlobalScope::InterfaceName() const {
  return event_target_names::kSharedWorkerGlobalScope;
}

// https://html.spec.whatwg.org/multipage/workers.html#worker-processing-model
void SharedWorkerGlobalScope::ImportModuleScript(
    const KURL& module_url_record,
    FetchClientSettingsObjectSnapshot* outside_settings_object,
    network::mojom::FetchCredentialsMode credentials_mode) {
  // Step 12: "Let destination be "sharedworker" if is shared is true, and
  // "worker" otherwise."

  // Step 13: "... Fetch a module worker script graph given url, outside
  // settings, destination, the value of the credentials member of options, and
  // inside settings."

  // TODO(nhiroki): Implement module loading for shared workers.
  // (https://crbug.com/824646)
  NOTREACHED();
}

void SharedWorkerGlobalScope::Connect(MessagePortChannel channel) {
  DCHECK(!IsContextPaused());
  MessagePort* port = MessagePort::Create(*this);
  port->Entangle(std::move(channel));
  MessageEvent* event =
      MessageEvent::Create(MakeGarbageCollected<MessagePortArray>(1, port),
                           String(), String(), port);
  event->initEvent(event_type_names::kConnect, false, false);
  DispatchEvent(*event);
}

void SharedWorkerGlobalScope::ExceptionThrown(ErrorEvent* event) {
  WorkerGlobalScope::ExceptionThrown(event);
  if (WorkerThreadDebugger* debugger =
          WorkerThreadDebugger::From(GetThread()->GetIsolate()))
    debugger->ExceptionThrown(GetThread(), event);
}

void SharedWorkerGlobalScope::Trace(blink::Visitor* visitor) {
  WorkerGlobalScope::Trace(visitor);
}

}  // namespace blink