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LibJS: Add PrivateEnvironment
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commit
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13 changed files with 154 additions and 27 deletions
52
Userland/Libraries/LibJS/Runtime/PrivateEnvironment.h
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52
Userland/Libraries/LibJS/Runtime/PrivateEnvironment.h
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/*
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* Copyright (c) 2021, David Tuin <davidot@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 <AK/FlyString.h>
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#include <LibJS/Heap/Cell.h>
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namespace JS {
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struct PrivateName {
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PrivateName(u64 unique_id, FlyString description)
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: unique_id(unique_id)
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, description(move(description))
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{
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}
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u64 unique_id { 0 };
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FlyString description;
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bool operator==(PrivateName const& rhs) const;
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};
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class PrivateEnvironment : public Cell {
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public:
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explicit PrivateEnvironment(PrivateEnvironment* parent);
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PrivateName resolve_private_identifier(FlyString const& identifier) const;
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void add_private_name(Badge<ClassExpression>, FlyString description);
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private:
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virtual char const* class_name() const override { return "PrivateEnvironment"; }
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auto find_private_name(FlyString const& description) const
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{
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return m_private_names.find_if([&](PrivateName const& private_name) {
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return private_name.description == description;
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});
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}
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static u64 s_next_id;
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PrivateEnvironment* m_outer_environment { nullptr }; // [[OuterEnv]]
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Vector<PrivateName> m_private_names; // [[Names]]
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u64 m_unique_id;
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};
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}
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