ladybird/Userland/Libraries/LibJS/Script.h
davidot 12c2f30c54 LibJS: Add filename tracking to Script and Module
This will allow us to resolve modules dynamically loaded from a script.
2022-01-22 01:21:18 +00:00

42 lines
1.1 KiB
C++

/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/NonnullRefPtr.h>
#include <AK/RefCounted.h>
#include <LibJS/AST.h>
#include <LibJS/Heap/Handle.h>
#include <LibJS/Parser.h>
#include <LibJS/Runtime/Realm.h>
namespace JS {
// 16.1.4 Script Records, https://tc39.es/ecma262/#sec-script-records
class Script : public RefCounted<Script> {
public:
~Script();
static Result<NonnullRefPtr<Script>, Vector<Parser::Error>> parse(StringView source_text, Realm&, StringView filename = {});
Realm& realm() { return *m_realm.cell(); }
Program const& parse_node() const { return *m_parse_node; }
StringView filename() const { return m_filename; }
private:
Script(Realm&, StringView filename, NonnullRefPtr<Program>);
// Handles are not safe unless we keep the VM alive.
NonnullRefPtr<VM> m_vm;
Handle<Realm> m_realm; // [[Realm]]
NonnullRefPtr<Program> m_parse_node; // [[ECMAScriptCode]]
// Needed for potential lookups of modules.
String m_filename;
};
}