modules/serviceworkers/ExtendableMessageEvent.idl

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://slightlyoff.github.io/ServiceWorker/spec/service_worker/index.html#extendablemessage-event-section

[
    // TODO(bashi): Stop using CustomConstructor once we solve reference
    // circulation between Blink and V8. http://crbug.com/501866
    // Constructor should be:
    // Constructor(DOMString type, optional ExtendableMessageEventInit eventInitDict),
    CustomConstructor,
    Exposed=ServiceWorker,
    RuntimeEnabled=ServiceWorkerExtendableMessageEvent,
] interface ExtendableMessageEvent : ExtendableEvent {
    [Custom=Getter] readonly attribute any data;
    readonly attribute DOMString origin;
    readonly attribute DOMString lastEventId;
    [SameObject] readonly attribute (Client or ServiceWorker or MessagePort)? source;
    [SameObject] readonly attribute MessagePort[]? ports;
};