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https://github.com/RGBCube/serenity
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b3699029e2
Since AsyncIteratorClose and IteratorClose differ only in that the async version awaits the inner value we just implement them with an enum flag to switch just that behavior.
36 lines
1.4 KiB
C++
36 lines
1.4 KiB
C++
/*
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* Copyright (c) 2020, Matthew Olsson <mattco@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Function.h>
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#include <AK/Optional.h>
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#include <LibJS/Runtime/Completion.h>
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#include <LibJS/Runtime/Object.h>
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namespace JS {
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// 7.4 Operations on Iterator Objects, https://tc39.es/ecma262/#sec-operations-on-iterator-objects
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enum class IteratorHint {
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Sync,
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Async,
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};
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ThrowCompletionOr<Object*> get_iterator(GlobalObject&, Value value, IteratorHint hint = IteratorHint::Sync, Value method = {});
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ThrowCompletionOr<Object*> iterator_next(Object& iterator, Value value = {});
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ThrowCompletionOr<Object*> iterator_step(GlobalObject&, Object& iterator);
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ThrowCompletionOr<bool> iterator_complete(GlobalObject&, Object& iterator_result);
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ThrowCompletionOr<Value> iterator_value(GlobalObject&, Object& iterator_result);
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Completion iterator_close(Object& iterator, Completion completion);
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Completion async_iterator_close(Object& iterator, Completion completion);
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Object* create_iterator_result_object(GlobalObject&, Value value, bool done);
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ThrowCompletionOr<MarkedValueList> iterable_to_list(GlobalObject&, Value iterable, Value method = {});
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using IteratorValueCallback = Function<Optional<Completion>(Value)>;
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Completion get_iterator_values(GlobalObject& global_object, Value iterable, IteratorValueCallback callback, Value method = {});
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}
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