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76 lines
3.2 KiB
C++
76 lines
3.2 KiB
C++
/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibJS/Runtime/Function.h>
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namespace JS {
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class ProxyObject final : public Function {
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JS_OBJECT(ProxyObject, Function);
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public:
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static ProxyObject* create(GlobalObject&, Object& target, Object& handler);
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ProxyObject(Object& target, Object& handler, Object& prototype);
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virtual ~ProxyObject() override;
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virtual Value call(Interpreter&) override;
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virtual Value construct(Interpreter&, Function& new_target) override;
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virtual const FlyString& name() const override;
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virtual LexicalEnvironment* create_environment() override;
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const Object& target() const { return m_target; }
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const Object& handler() const { return m_handler; }
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virtual Object* prototype() override;
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virtual const Object* prototype() const override;
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virtual bool set_prototype(Object* object) override;
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virtual bool is_extensible() const override;
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virtual bool prevent_extensions() override;
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virtual Optional<PropertyDescriptor> get_own_property_descriptor(const PropertyName&) const override;
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virtual bool define_property(const StringOrSymbol& property_name, const Object& descriptor, bool throw_exceptions = true) override;
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virtual bool has_property(const PropertyName& name) const override;
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virtual Value get(const PropertyName& name, Value receiver) const override;
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virtual bool put(const PropertyName& name, Value value, Value receiver) override;
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virtual Value delete_property(const PropertyName& name) override;
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void revoke() { m_is_revoked = true; }
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private:
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virtual void visit_children(Visitor&) override;
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virtual bool is_proxy_object() const override { return true; }
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virtual bool is_function() const override { return m_target.is_function(); }
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virtual bool is_array() const override { return m_target.is_array(); };
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Object& m_target;
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Object& m_handler;
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bool m_is_revoked { false };
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};
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}
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