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45 lines
1.7 KiB
C++
45 lines
1.7 KiB
C++
/*
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* Copyright (c) 2021-2025, Andreas Kling <andreas@ladybird.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 <LibJS/Runtime/Completion.h>
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#include <LibJS/Runtime/Environment.h>
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#include <LibJS/Runtime/Object.h>
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namespace JS {
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class JS_API ArgumentsObject final : public Object {
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JS_OBJECT(ArgumentsObject, Object);
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GC_DECLARE_ALLOCATOR(ArgumentsObject);
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public:
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virtual void initialize(Realm&) override;
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virtual ~ArgumentsObject() override = default;
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virtual ThrowCompletionOr<Optional<PropertyDescriptor>> internal_get_own_property(PropertyKey const&) const override;
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virtual ThrowCompletionOr<bool> internal_define_own_property(PropertyKey const&, PropertyDescriptor const&, Optional<PropertyDescriptor>* precomputed_get_own_property = nullptr) override;
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virtual ThrowCompletionOr<Value> internal_get(PropertyKey const&, Value receiver, CacheablePropertyMetadata*, PropertyLookupPhase) const override;
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virtual ThrowCompletionOr<bool> internal_set(PropertyKey const&, Value value, Value receiver, CacheablePropertyMetadata*, PropertyLookupPhase) override;
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virtual ThrowCompletionOr<bool> internal_delete(PropertyKey const&) override;
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void set_mapped_names(Vector<FlyString> mapped_names) { m_mapped_names = move(mapped_names); }
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private:
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ArgumentsObject(Realm&, Environment&);
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[[nodiscard]] bool parameter_map_has(PropertyKey const&) const;
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[[nodiscard]] Value get_from_parameter_map(PropertyKey const&) const;
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void set_in_parameter_map(PropertyKey const&, Value);
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void delete_from_parameter_map(PropertyKey const&);
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virtual void visit_edges(Cell::Visitor&) override;
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GC::Ref<Environment> m_environment;
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Vector<FlyString> m_mapped_names;
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};
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}
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