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LibWeb: Add AO transform_stream_error_writable_and_unblock_write()

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Kenneth Myhra 2023-07-07 16:12:35 +02:00 • committed by Andreas Kling
parent 91f58eb220
commit ad73c03ea3
2 changed files with 17 additions and 0 deletions
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16
Userland/Libraries/LibWeb/Streams/AbstractOperations.cpp
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@ -2734,6 +2734,22 @@ void transform_stream_default_controller_clear_algorithms(TransformStreamDefault
controller.set_flush_algorithm({});
}
// https://streams.spec.whatwg.org/#transform-stream-error-writable-and-unblock-write
WebIDL::ExceptionOr<void> transform_stream_error_writable_and_unblock_write(TransformStream& stream, JS::Value error)
{
// 1. Perform ! TransformStreamDefaultControllerClearAlgorithms(stream.[[controller]]).
transform_stream_default_controller_clear_algorithms(*stream.controller());
// 2. Perform ! WritableStreamDefaultControllerErrorIfNeeded(stream.[[writable]].[[controller]], e).
TRY(writable_stream_default_controller_error_if_needed(*stream.writable()->controller(), error));
// 3. If stream.[[backpressure]] is true, perform ! TransformStreamSetBackpressure(stream, false).
if (stream.backpressure().has_value() && *stream.backpressure())
TRY(transform_stream_set_backpressure(stream, false));
return {};
}
// https://streams.spec.whatwg.org/#transform-stream-set-backpressure
WebIDL::ExceptionOr<void> transform_stream_set_backpressure(TransformStream& stream, bool backpressure)
{