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LibWeb: Implement WritableStream.getWriter()
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5 changed files with 27 additions and 1 deletions
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@ -738,6 +738,21 @@ WebIDL::ExceptionOr<void> set_up_readable_stream_default_controller_from_underly
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return set_up_readable_stream_default_controller(stream, controller, move(start_algorithm), move(pull_algorithm), move(cancel_algorithm), high_water_mark, move(size_algorithm));
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}
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// https://streams.spec.whatwg.org/#acquire-writable-stream-default-writer
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WebIDL::ExceptionOr<JS::NonnullGCPtr<WritableStreamDefaultWriter>> acquire_writable_stream_default_writer(WritableStream& stream)
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{
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auto& realm = stream.realm();
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// 1. Let writer be a new WritableStreamDefaultWriter.
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auto writer = MUST_OR_THROW_OOM(stream.heap().allocate<WritableStreamDefaultWriter>(realm, realm));
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// 2. Perform ? SetUpWritableStreamDefaultWriter(writer, stream).
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TRY(set_up_writable_stream_default_writer(*writer, stream));
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// 3. Return writer.
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return writer;
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}
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// https://streams.spec.whatwg.org/#is-writable-stream-locked
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bool is_writable_stream_locked(WritableStream const& stream)
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{
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