f1d69d789b
This adds the scaffolding of TransformStream so we can start implementing the necessary abstract operations for it.
50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
/*
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* Copyright (c) 2023, Kenneth Myhra <kennethmyhra@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Streams/AbstractOperations.h>
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#include <LibWeb/Streams/TransformStream.h>
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#include <LibWeb/Streams/Transformer.h>
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#include <LibWeb/Streams/WritableStream.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::Streams {
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// https://streams.spec.whatwg.org/#ts-construct
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WebIDL::ExceptionOr<JS::NonnullGCPtr<TransformStream>> TransformStream::construct_impl(JS::Realm& realm, Optional<JS::Handle<JS::Object>> transformer_object, QueuingStrategy const& writable_strategy, QueuingStrategy const& readable_strategy)
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{
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(void)transformer_object;
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(void)writable_strategy;
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(void)readable_strategy;
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return MUST_OR_THROW_OOM(realm.heap().allocate<TransformStream>(realm, realm));
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}
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TransformStream::TransformStream(JS::Realm& realm)
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: Bindings::PlatformObject(realm)
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{
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}
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TransformStream::~TransformStream() = default;
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JS::ThrowCompletionOr<void> TransformStream::initialize(JS::Realm& realm)
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{
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MUST_OR_THROW_OOM(Base::initialize(realm));
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set_prototype(&Bindings::ensure_web_prototype<Bindings::TransformStreamPrototype>(realm, "TransformStream"));
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return {};
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}
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void TransformStream::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_backpressure_change_promise);
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visitor.visit(m_controller);
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visitor.visit(m_readable);
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visitor.visit(m_writable);
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}
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}
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