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LibWeb: Add AO transform_stream_default_controller_clear_algorithms()

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Kenneth Myhra 2023-07-07 16:06:18 +02:00 • committed by Andreas Kling
parent 0091a60448
commit d8d0e8a6ea
2 changed files with 16 additions and 0 deletions
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13
Userland/Libraries/LibWeb/Streams/AbstractOperations.cpp
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@ -2,6 +2,7 @@
* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
* Copyright (c) 2023, Matthew Olsson <mattco@serenityos.org>
* Copyright (c) 2023, Shannon Booth <shannon.ml.booth@gmail.com>
* Copyright (c) 2023, Kenneth Myhra <kennethmyhra@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -20,6 +21,7 @@
#include <LibWeb/Streams/ReadableStreamDefaultController.h>
#include <LibWeb/Streams/ReadableStreamDefaultReader.h>
#include <LibWeb/Streams/ReadableStreamGenericReader.h>
#include <LibWeb/Streams/TransformStreamDefaultController.h>
#include <LibWeb/Streams/UnderlyingSink.h>
#include <LibWeb/Streams/UnderlyingSource.h>
#include <LibWeb/Streams/WritableStream.h>
@ -2720,6 +2722,17 @@ WebIDL::ExceptionOr<void> writable_stream_default_controller_write(WritableStrea
return {};
}
// https://streams.spec.whatwg.org/#transform-stream-default-controller-clear-algorithms
void transform_stream_default_controller_clear_algorithms(TransformStreamDefaultController& controller)
{
// NOTE: This is observable using weak references. See tc39/proposal-weakrefs#31 for more detail.
// 1. Set controller.[[transformAlgorithm]] to undefined.
controller.set_transform_algorithm({});
// 2. Set controller.[[flushAlgorithm]] to undefined.
controller.set_flush_algorithm({});
}
// https://streams.spec.whatwg.org/#is-non-negative-number
bool is_non_negative_number(JS::Value value)
{