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46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/*
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* Copyright (c) 2023, Matthew Olsson <mattco@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Forward.h>
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#include <LibJS/Forward.h>
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#include <LibWeb/Bindings/PlatformObject.h>
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#include <LibWeb/Forward.h>
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#include <LibWeb/WebIDL/Promise.h>
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namespace Web::Streams {
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// https://streams.spec.whatwg.org/#readablestreamgenericreader
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class ReadableStreamGenericReaderMixin {
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public:
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virtual ~ReadableStreamGenericReaderMixin() = default;
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WebIDL::ExceptionOr<JS::GCPtr<JS::Promise>> closed();
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WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::Promise>> cancel(JS::Value reason);
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JS::GCPtr<ReadableStream> stream() const { return m_stream; }
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void set_stream(JS::GCPtr<ReadableStream> stream) { m_stream = stream; }
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JS::GCPtr<WebIDL::Promise> closed_promise_capability() { return m_closed_promise; }
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void set_closed_promise_capability(JS::GCPtr<WebIDL::Promise> promise) { m_closed_promise = promise; }
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virtual bool is_default_reader() const { return false; }
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protected:
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void visit_edges(JS::Cell::Visitor&);
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// https://streams.spec.whatwg.org/#readablestreamgenericreader-closedpromise
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// A promise returned by the reader's closed getter
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JS::GCPtr<WebIDL::Promise> m_closed_promise;
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// https://streams.spec.whatwg.org/#readablestreamgenericreader-stream
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// A ReadableStream instance that owns this reader
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JS::GCPtr<ReadableStream> m_stream;
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};
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}
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