62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
/*
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* Copyright (c) 2020, Matthew Olsson <mattco@serenityos.org>
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* Copyright (c) 2020, 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/FunctionObject.h>
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#include <LibJS/Runtime/VM.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(VM& vm, FunctionObject* getter, FunctionObject* setter)
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{
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return vm.heap().allocate_without_global_object<Accessor>(getter, setter);
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}
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Accessor(FunctionObject* getter, FunctionObject* 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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FunctionObject* getter() const { return m_getter; }
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void set_getter(FunctionObject* getter) { m_getter = getter; }
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FunctionObject* setter() const { return m_setter; }
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void set_setter(FunctionObject* 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 vm().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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// FIXME: It might be nice if we had a way to communicate to our caller if an exception happened after this.
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[[maybe_unused]] auto rc = vm().call(*m_setter, this_value, setter_value);
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}
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void visit_edges(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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FunctionObject* m_getter { nullptr };
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FunctionObject* m_setter { nullptr };
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};
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}
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