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/*
* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/Streams/AbstractOperations.h>
#include <LibWeb/Streams/ReadableStream.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::Streams {
// https://streams.spec.whatwg.org/#rs-constructor
WebIDL::ExceptionOr<JS::NonnullGCPtr<ReadableStream>> ReadableStream::construct_impl(JS::Realm& realm)
{
return realm.heap().allocate<ReadableStream>(realm, realm);
}
ReadableStream::ReadableStream(JS::Realm& realm)
: PlatformObject(realm)
{
set_prototype(&Bindings::cached_web_prototype(realm, "ReadableStream"));
}
ReadableStream::~ReadableStream() = default;
void ReadableStream::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_controller);
visitor.visit(m_reader);
visitor.visit(m_stored_error);
}
// https://streams.spec.whatwg.org/#readablestream-locked
bool ReadableStream::is_readable() const
{
// A ReadableStream stream is readable if stream.[[state]] is "readable".
return m_state == State::Readable;
}
// https://streams.spec.whatwg.org/#readablestream-closed
bool ReadableStream::is_closed() const
{
// A ReadableStream stream is closed if stream.[[state]] is "closed".
return m_state == State::Closed;
}
// https://streams.spec.whatwg.org/#readablestream-errored
bool ReadableStream::is_errored() const
{
// A ReadableStream stream is errored if stream.[[state]] is "errored".
return m_state == State::Errored;
}
// https://streams.spec.whatwg.org/#readablestream-locked
bool ReadableStream::is_locked() const
{
// A ReadableStream stream is locked if ! IsReadableStreamLocked(stream) returns true.
return is_readable_stream_locked(*this);
}
// https://streams.spec.whatwg.org/#is-readable-stream-disturbed
bool ReadableStream::is_disturbed() const
{
// A ReadableStream stream is disturbed if stream.[[disturbed]] is true.
return m_disturbed;
}
}
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