third_party/blink/renderer/modules/serviceworkers/extendable_event.cc

/*
 * Copyright (C) 2014 Google Inc. All rights reserved.
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#include "third_party/blink/renderer/modules/serviceworkers/extendable_event.h"

#include "third_party/blink/renderer/modules/serviceworkers/wait_until_observer.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"

namespace blink {

ExtendableEvent* ExtendableEvent::Create(
    const AtomicString& type,
    const ExtendableEventInit& event_init) {
  return new ExtendableEvent(type, event_init);
}

ExtendableEvent* ExtendableEvent::Create(const AtomicString& type,
                                         const ExtendableEventInit& event_init,
                                         WaitUntilObserver* observer) {
  return new ExtendableEvent(type, event_init, observer);
}

ExtendableEvent::~ExtendableEvent() = default;

void ExtendableEvent::waitUntil(ScriptState* script_state,
                                ScriptPromise script_promise,
                                ExceptionState& exception_state) {
  if (!observer_) {
    exception_state.ThrowDOMException(
        DOMExceptionCode::kInvalidStateError,
        "Can not call waitUntil on a script constructed ExtendableEvent.");
    return;
  }

  observer_->WaitUntil(script_state, script_promise, exception_state);
}

ExtendableEvent::ExtendableEvent(const AtomicString& type,
                                 const ExtendableEventInit& initializer)
    : Event(type, initializer) {}

ExtendableEvent::ExtendableEvent(const AtomicString& type,
                                 const ExtendableEventInit& initializer,
                                 WaitUntilObserver* observer)
    : Event(type, initializer), observer_(observer) {}

const AtomicString& ExtendableEvent::InterfaceName() const {
  return EventNames::ExtendableEvent;
}

void ExtendableEvent::Trace(blink::Visitor* visitor) {
  visitor->Trace(observer_);
  Event::Trace(visitor);
}

}  // namespace blink