serenity/Userland/Libraries/LibJS/Runtime/IteratorOperations.h
Linus Groh 163d776df6 LibJS: Replace iterator hint string argument with an enum
There's no reason at all for this to be a string or to accept arbitrary
values - just because it's displayed as strings in the spec doesn't mean
we have to do the same :^)
2021-06-02 20:52:46 +01:00

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/*
* 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 {
// Common iterator operations defined in ECMA262 7.4
// 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 = {});
bool is_iterator_complete(Object& iterator_result);
Value create_iterator_result_object(GlobalObject&, Value value, bool done);
Object* iterator_next(Object& iterator, Value value = {});
void iterator_close(Object& iterator);
MarkedValueList iterable_to_list(GlobalObject&, Value iterable, Value method = {});
void get_iterator_values(GlobalObject&, Value value, AK::Function<IterationDecision(Value)> callback, Value method = {});
}