/*
 * Copyright (C) 2007 Henry Mason <hmason@mac.com>
 * Copyright (C) 2011 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

// https://html.spec.whatwg.org/multipage/comms.html#the-messageevent-interfaces

[
    Constructor(DOMString type, optional MessageEventInit eventInitDict),
    Exposed=(Window,Worker),
    RaisesException=Constructor
] interface MessageEvent : Event {
    [Custom=Getter] readonly attribute any data;
    readonly attribute DOMString origin;
    readonly attribute DOMString lastEventId;
    // TODO(bashi): |source| should be (WindowProxy or MessagePort)?
    readonly attribute EventTarget? source;
    [CachedAttribute=isPortsDirty] readonly attribute FrozenArray<MessagePort> ports;
    [RuntimeEnabled=Suborigins] readonly attribute DOMString suborigin;

    // TODO(foolip): |typeArg| should not be optional, none of the arguments
    // should have [Default=Undefined] (they have other default values in the
    // spec) and |sourceArg|'s type is wrong.
    [Custom, MeasureAs=InitMessageEvent] void initMessageEvent([Default=Undefined] optional DOMString typeArg,
                                   [Default=Undefined] optional boolean canBubbleArg,
                                   [Default=Undefined] optional boolean cancelableArg,
                                   [Default=Undefined] optional any dataArg,
                                   [Default=Undefined] optional DOMString originArg,
                                   [Default=Undefined] optional DOMString lastEventIdArg,
                                   [Default=Undefined] optional EventTarget sourceArg,
                                   [Default=Undefined] optional sequence<MessagePort> portsArg);
};