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The fetch spec treats null bodies specially. Their Body cannot become disturbed or locked and a fresh empty ReadableStream is returned whenever an attempt is made to consume the body. We currently fail a number of WPT tests in this area because we do mark the body consumed as exposed via bodyUsed.
90 lines
2.0 KiB
C++
90 lines
2.0 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_EmptyBody_h
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#define mozilla_dom_EmptyBody_h
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#include "nsISupportsImpl.h"
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#include "mozilla/dom/Fetch.h"
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namespace mozilla {
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namespace ipc {
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class PrincipalInfo;
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} // namespace ipc
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namespace dom {
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class EmptyBody final : public nsISupports
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, public FetchBody<EmptyBody>
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{
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(EmptyBody)
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public:
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static already_AddRefed<EmptyBody>
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Create(nsIGlobalObject* aGlobal,
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mozilla::ipc::PrincipalInfo* aPrincipalInfo,
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AbortSignalImpl* aAbortSignalImpl,
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const nsACString& aMimeType,
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ErrorResult& aRv);
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nsIGlobalObject*
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GetParentObject() const
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{
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return mOwner;
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}
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AbortSignalImpl*
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GetSignalImpl() const override
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{
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return mAbortSignalImpl;
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}
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const UniquePtr<mozilla::ipc::PrincipalInfo>&
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GetPrincipalInfo() const
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{
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return mPrincipalInfo;
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}
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void
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GetBody(nsIInputStream** aStream, int64_t* aBodyLength = nullptr);
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using FetchBody::BodyBlobURISpec;
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const nsACString&
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BodyBlobURISpec() const
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{
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return EmptyCString();
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}
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using FetchBody::BodyLocalPath;
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const nsAString&
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BodyLocalPath() const
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{
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return EmptyString();
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}
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private:
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EmptyBody(nsIGlobalObject* aGlobal,
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mozilla::ipc::PrincipalInfo* aPrincipalInfo,
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AbortSignalImpl* aAbortSignalImpl,
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already_AddRefed<nsIInputStream> mBodyStream);
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~EmptyBody();
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UniquePtr<mozilla::ipc::PrincipalInfo> mPrincipalInfo;
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RefPtr<AbortSignalImpl> mAbortSignalImpl;
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nsCOMPtr<nsIInputStream> mBodyStream;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_EmptyBody_h
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