mirror of
https://github.com/RGBCube/serenity
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ece961f882
(Instead of MarkedVector<Value>.) This is a step towards not storing argument lists in MarkedVector<Value> at all. Note that they still end up in MarkedVectors since that's what ExecutionContext has.
65 lines
2.8 KiB
C++
65 lines
2.8 KiB
C++
/*
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* Copyright (c) 2020, Matthew Olsson <mattco@serenityos.org>
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* Copyright (c) 2021, Linus Groh <linusg@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 <LibJS/Runtime/Completion.h>
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#include <LibJS/Runtime/FunctionObject.h>
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namespace JS {
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class ProxyObject final : public FunctionObject {
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JS_OBJECT(ProxyObject, FunctionObject);
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JS_DECLARE_ALLOCATOR(ProxyObject);
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public:
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static NonnullGCPtr<ProxyObject> create(Realm&, Object& target, Object& handler);
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virtual ~ProxyObject() override = default;
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virtual DeprecatedFlyString const& name() const override;
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virtual bool has_constructor() const override;
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Object const& target() const { return m_target; }
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Object const& handler() const { return m_handler; }
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bool is_revoked() const { return m_is_revoked; }
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void revoke() { m_is_revoked = true; }
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// 10.5 Proxy Object Internal Methods and Internal Slots, https://tc39.es/ecma262/#sec-proxy-object-internal-methods-and-internal-slots
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virtual ThrowCompletionOr<Object*> internal_get_prototype_of() const override;
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virtual ThrowCompletionOr<bool> internal_set_prototype_of(Object* prototype) override;
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virtual ThrowCompletionOr<bool> internal_is_extensible() const override;
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virtual ThrowCompletionOr<bool> internal_prevent_extensions() override;
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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&) override;
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virtual ThrowCompletionOr<bool> internal_has_property(PropertyKey const&) const override;
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virtual ThrowCompletionOr<Value> internal_get(PropertyKey const&, Value receiver, CacheablePropertyMetadata*) const override;
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virtual ThrowCompletionOr<bool> internal_set(PropertyKey const&, Value value, Value receiver, CacheablePropertyMetadata*) override;
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virtual ThrowCompletionOr<bool> internal_delete(PropertyKey const&) override;
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virtual ThrowCompletionOr<MarkedVector<Value>> internal_own_property_keys() const override;
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virtual ThrowCompletionOr<Value> internal_call(Value this_argument, ReadonlySpan<Value> arguments_list) override;
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virtual ThrowCompletionOr<NonnullGCPtr<Object>> internal_construct(ReadonlySpan<Value> arguments_list, FunctionObject& new_target) override;
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private:
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ProxyObject(Object& target, Object& handler, Object& prototype);
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virtual void visit_edges(Visitor&) override;
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virtual bool is_function() const override { return m_target->is_function(); }
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virtual bool is_proxy_object() const final { return true; }
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NonnullGCPtr<Object> m_target;
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NonnullGCPtr<Object> m_handler;
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bool m_is_revoked { false };
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};
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template<>
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inline bool Object::fast_is<ProxyObject>() const { return is_proxy_object(); }
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}
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