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/*
* Copyright (c) 2020, Matthew Olsson <mattco@serenityos.org>
* Copyright (c) 2022-2023, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Function.h>
#include <AK/Optional.h>
#include <LibJS/Runtime/Completion.h>
#include <LibJS/Runtime/Iterator.h>
#include <LibJS/Runtime/Object.h>
namespace JS {
// 7.4 Operations on Iterator Objects, https://tc39.es/ecma262/#sec-operations-on-iterator-objects
enum class IteratorHint {
Sync,
Async,
};
ThrowCompletionOr<Iterator> get_iterator(VM&, Value, IteratorHint = IteratorHint::Sync, Optional<Value> method = {});
ThrowCompletionOr<NonnullGCPtr<Object>> iterator_next(VM&, Iterator const&, Optional<Value> = {});
ThrowCompletionOr<GCPtr<Object>> iterator_step(VM&, Iterator const&);
ThrowCompletionOr<bool> iterator_complete(VM&, Object& iterator_result);
ThrowCompletionOr<Value> iterator_value(VM&, Object& iterator_result);
Completion iterator_close(VM&, Iterator const&, Completion);
Completion async_iterator_close(VM&, Iterator const&, Completion);
NonnullGCPtr<Object> create_iterator_result_object(VM&, Value, bool done);
ThrowCompletionOr<MarkedVector<Value>> iterable_to_list(VM&, Value iterable, Optional<Value> method = {});
using IteratorValueCallback = Function<Optional<Completion>(Value)>;
Completion get_iterator_values(VM&, Value iterable, IteratorValueCallback callback, Optional<Value> method = {});
}
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