core/events/PromiseRejectionEvent.idl

// Copyright 2015 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://github.com/domenic/unhandled-rejections-browser-spec

[
    RuntimeEnabled=PromiseRejectionEvent,
    Custom=VisitDOMWrapper,
    Constructor(DOMString type, optional PromiseRejectionEventInit eventInitDict),
    ConstructorCallWith=ScriptState,
    Exposed=(Window,Worker,ServiceWorker),
] interface PromiseRejectionEvent : Event {
    [Custom=Getter] readonly attribute Promise<any>? promise;
    [CallWith=ScriptState] readonly attribute any reason;
};