f08a46bd9e
Script has a Handle member (m_realm), and for handles to remain valid, the VM must stay alive.
36 lines
897 B
C++
36 lines
897 B
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@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/NonnullRefPtr.h>
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#include <AK/RefCounted.h>
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#include <LibJS/AST.h>
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#include <LibJS/Heap/Handle.h>
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#include <LibJS/Runtime/Realm.h>
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namespace JS {
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// 16.1.4 Script Records, https://tc39.es/ecma262/#sec-script-records
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class Script : public RefCounted<Script> {
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public:
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~Script();
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static NonnullRefPtr<Script> parse(StringView source_text, Realm&, StringView filename = {});
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Realm& realm() { return *m_realm.cell(); }
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Program const& parse_node() const { return *m_parse_node; }
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private:
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Script(Realm&, NonnullRefPtr<Program>);
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// Handles are not safe unless we keep the VM alive.
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NonnullRefPtr<VM> m_vm;
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Handle<Realm> m_realm; // [[Realm]]
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NonnullRefPtr<Program> m_parse_node; // [[ECMAScriptCode]]
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};
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}
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