ladybird/Userland/Libraries/LibJS/Runtime/IteratorOperations.h
Idan Horowitz 5ee1ae37b2 LibJS: Add the IteratorStep abstract iterator operation
As well as add 2 missing exception checks in the IteratorComplete and
IteratorValue abstract iterator operations.
2021-07-04 00:51:43 +01:00

36 lines
1.1 KiB
C++

/*
* Copyright (c) 2020, Matthew Olsson <mattco@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Function.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,
};
Object* get_iterator(GlobalObject&, Value value, IteratorHint hint = IteratorHint::Sync, Value method = {});
Object* iterator_next(Object& iterator, Value value = {});
Object* iterator_step(GlobalObject&, Object& iterator);
bool iterator_complete(GlobalObject&, Object& iterator_result);
Value iterator_value(GlobalObject&, Object& iterator_result);
void iterator_close(Object& iterator);
Value create_iterator_result_object(GlobalObject&, Value value, bool done);
MarkedValueList iterable_to_list(GlobalObject&, Value iterable, Value method = {});
enum class CloseOnAbrupt {
No,
Yes
};
void get_iterator_values(GlobalObject&, Value value, Function<IterationDecision(Value)> callback, Value method = {}, CloseOnAbrupt close_on_abrupt = CloseOnAbrupt::Yes);
}