jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2022, David Tuin <davidot@serenityos.org>
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 */
6
7#pragma once
8
9#include <LibJS/Module.h>
10
11namespace JS {
12
13// 1.2 Synthetic Module Records, https://tc39.es/proposal-json-modules/#sec-synthetic-module-records
14class SyntheticModule final : public Module {
15 JS_CELL(SyntheticModule, Module);
16
17public:
18 using EvaluationFunction = Function<ThrowCompletionOr<void>(SyntheticModule&)>;
19
20 static NonnullGCPtr<SyntheticModule> create_default_export_synthetic_module(Value default_export, Realm& realm, StringView filename);
21
22 ThrowCompletionOr<void> set_synthetic_module_export(DeprecatedFlyString const& export_name, Value export_value);
23
24 virtual ThrowCompletionOr<void> link(VM& vm) override;
25 virtual ThrowCompletionOr<Promise*> evaluate(VM& vm) override;
26 virtual ThrowCompletionOr<Vector<DeprecatedFlyString>> get_exported_names(VM& vm, Vector<Module*> export_star_set) override;
27 virtual ThrowCompletionOr<ResolvedBinding> resolve_export(VM& vm, DeprecatedFlyString const& export_name, Vector<ResolvedBinding> resolve_set) override;
28
29private:
30 SyntheticModule(Vector<DeprecatedFlyString> export_names, EvaluationFunction evaluation_steps, Realm& realm, StringView filename);
31
32 Vector<DeprecatedFlyString> m_export_names; // [[ExportNames]]
33 EvaluationFunction m_evaluation_steps; // [[EvaluationSteps]]
34};
35
36ThrowCompletionOr<NonnullGCPtr<Module>> parse_json_module(StringView source_text, Realm& realm, StringView filename);
37
38}