forked from mirrors/gecko-dev
043f38ccaf
Changes done by `./mach static-analysis check --checks="-*,mozilla-js-handle-rooted-typedef" --fix --header-filter=dom dom/workers; ./mach clang-format --outgoing`. Depends on D146453 Differential Revision: https://phabricator.services.mozilla.com/D146454
84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_PromiseDebugging_h
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#define mozilla_dom_PromiseDebugging_h
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#include "js/TypeDecls.h"
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#include "nsTArray.h"
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#include "mozilla/RefPtr.h"
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namespace mozilla {
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class ErrorResult;
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namespace dom {
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class Promise;
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struct PromiseDebuggingStateHolder;
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class GlobalObject;
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class UncaughtRejectionObserver;
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class FlushRejections;
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class WorkerPrivate;
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void TriggerFlushRejections();
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class PromiseDebugging {
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public:
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static void Init();
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static void Shutdown();
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static void GetState(GlobalObject&, JS::Handle<JSObject*> aPromise,
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PromiseDebuggingStateHolder& aState, ErrorResult& aRv);
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static void GetPromiseID(GlobalObject&, JS::Handle<JSObject*>, nsString&,
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ErrorResult&);
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static void GetAllocationStack(GlobalObject&, JS::Handle<JSObject*> aPromise,
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JS::MutableHandle<JSObject*> aStack,
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ErrorResult& aRv);
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static void GetRejectionStack(GlobalObject&, JS::Handle<JSObject*> aPromise,
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JS::MutableHandle<JSObject*> aStack,
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ErrorResult& aRv);
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static void GetFullfillmentStack(GlobalObject&,
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JS::Handle<JSObject*> aPromise,
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JS::MutableHandle<JSObject*> aStack,
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ErrorResult& aRv);
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// Mechanism for watching uncaught instances of Promise.
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static void AddUncaughtRejectionObserver(
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GlobalObject&, UncaughtRejectionObserver& aObserver);
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static bool RemoveUncaughtRejectionObserver(
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GlobalObject&, UncaughtRejectionObserver& aObserver);
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// Mark a Promise as having been left uncaught at script completion.
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static void AddUncaughtRejection(JS::Handle<JSObject*>);
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// Mark a Promise previously added with `AddUncaughtRejection` as
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// eventually consumed.
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static void AddConsumedRejection(JS::Handle<JSObject*>);
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// Propagate the informations from AddUncaughtRejection
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// and AddConsumedRejection to observers.
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static void FlushUncaughtRejections();
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protected:
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static void FlushUncaughtRejectionsInternal();
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friend class FlushRejections;
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friend class mozilla::dom::WorkerPrivate;
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private:
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// Identity of the process.
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// This property is:
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// - set during initialization of the layout module,
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// prior to any Worker using it;
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// - read by both the main thread and the Workers;
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// - unset during shutdown of the layout module,
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// after any Worker has been shutdown.
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static nsString sIDPrefix;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_PromiseDebugging_h
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