mirror of
https://github.com/RGBCube/serenity
synced 2025-05-19 18:35:06 +00:00
87654f5b51
This is so we can just assume it exists in Fetch APIs (while still skipping functionality that relies on a full implementation, of course).
71 lines
2 KiB
C++
71 lines
2 KiB
C++
/*
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* Copyright (c) 2022, Linus Groh <linusg@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/HTML/Window.h>
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#include <LibWeb/Streams/AbstractOperations.h>
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#include <LibWeb/Streams/ReadableStream.h>
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namespace Web::Streams {
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// https://streams.spec.whatwg.org/#rs-constructor
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DOM::ExceptionOr<JS::NonnullGCPtr<ReadableStream>> ReadableStream::create_with_global_object(HTML::Window& window)
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{
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auto* readable_stream = window.heap().allocate<ReadableStream>(window.realm(), window);
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return JS::NonnullGCPtr { *readable_stream };
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}
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ReadableStream::ReadableStream(HTML::Window& window)
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: PlatformObject(window.realm())
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{
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set_prototype(&window.cached_web_prototype("ReadableStream"));
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}
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ReadableStream::~ReadableStream() = default;
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void ReadableStream::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_controller);
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visitor.visit(m_reader);
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visitor.visit(m_stored_error);
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}
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// https://streams.spec.whatwg.org/#readablestream-locked
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bool ReadableStream::is_readable() const
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{
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// A ReadableStream stream is readable if stream.[[state]] is "readable".
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return m_state == State::Readable;
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}
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// https://streams.spec.whatwg.org/#readablestream-closed
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bool ReadableStream::is_closed() const
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{
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// A ReadableStream stream is closed if stream.[[state]] is "closed".
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return m_state == State::Closed;
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}
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// https://streams.spec.whatwg.org/#readablestream-errored
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bool ReadableStream::is_errored() const
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{
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// A ReadableStream stream is errored if stream.[[state]] is "errored".
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return m_state == State::Errored;
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}
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// https://streams.spec.whatwg.org/#readablestream-locked
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bool ReadableStream::is_locked() const
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{
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// A ReadableStream stream is locked if ! IsReadableStreamLocked(stream) returns true.
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return is_readable_stream_locked(*this);
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}
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// https://streams.spec.whatwg.org/#is-readable-stream-disturbed
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bool ReadableStream::is_disturbed() const
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{
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// A ReadableStream stream is disturbed if stream.[[disturbed]] is true.
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return m_disturbed;
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}
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}
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