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3ee6ed965f
More steps towards multiple global object support. Primitive cells like strings, bigints, etc, don't actually have any connection to the global object. Use the explicit API to clarify this.
84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* Copyright (c) 2020, Linus Groh <mail@linusgroh.de>
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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/Interpreter.h>
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#include <LibJS/Runtime/Function.h>
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#include <LibJS/Runtime/MarkedValueList.h>
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namespace JS {
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class Accessor final : public Cell {
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public:
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static Accessor* create(Interpreter& interpreter, Function* getter, Function* setter)
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{
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return interpreter.heap().allocate_without_global_object<Accessor>(getter, setter);
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}
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Accessor(Function* getter, Function* setter)
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: m_getter(getter)
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, m_setter(setter)
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{
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}
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Function* getter() const { return m_getter; }
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void set_getter(Function* getter) { m_getter = getter; }
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Function* setter() const { return m_setter; }
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void set_setter(Function* setter) { m_setter = setter; }
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Value call_getter(Value this_value)
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{
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if (!m_getter)
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return js_undefined();
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return interpreter().call(*m_getter, this_value);
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}
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void call_setter(Value this_value, Value setter_value)
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{
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if (!m_setter)
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return;
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MarkedValueList arguments(interpreter().heap());
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arguments.append(setter_value);
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interpreter().call(*m_setter, this_value, move(arguments));
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}
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void visit_children(Cell::Visitor& visitor) override
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{
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visitor.visit(m_getter);
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visitor.visit(m_setter);
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}
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private:
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const char* class_name() const override { return "Accessor"; };
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Function* m_getter { nullptr };
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Function* m_setter { nullptr };
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};
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}
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