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