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ladybird/Libraries/LibJS/SyntheticModule.h
Timothy Flynn 2401764697 LibJS: Update spec steps / links for the JSON modules proposal
This proposal has reached stage 4 and been merged into the main ECMA-262
spec. See:

3feb1ba
2025-04-29 07:33:08 -04:00

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1.7 KiB
C++

/*
* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibGC/Function.h>
#include <LibGC/Ptr.h>
#include <LibJS/Module.h>
namespace JS {
// 16.2.1.8 Synthetic Module Records, https://tc39.es/ecma262/#sec-synthetic-module-records
class SyntheticModule final : public Module {
GC_CELL(SyntheticModule, Module);
GC_DECLARE_ALLOCATOR(SyntheticModule);
public:
using EvaluationFunction = GC::Ref<GC::Function<ThrowCompletionOr<void>(SyntheticModule&)>>;
static GC::Ref<SyntheticModule> create_default_export_synthetic_module(Realm& realm, Value default_export, ByteString filename);
ThrowCompletionOr<void> set_synthetic_module_export(FlyString const& export_name, Value export_value);
virtual PromiseCapability& load_requested_modules(GC::Ptr<GraphLoadingState::HostDefined>) override;
virtual Vector<FlyString> get_exported_names(VM& vm, HashTable<Module const*>& export_star_set) override;
virtual ResolvedBinding resolve_export(VM& vm, FlyString const& export_name, Vector<ResolvedBinding> resolve_set) override;
virtual ThrowCompletionOr<void> link(VM& vm) override;
virtual ThrowCompletionOr<GC::Ref<Promise>> evaluate(VM& vm) override;
private:
SyntheticModule(Realm& realm, Vector<FlyString> export_names, EvaluationFunction evaluation_steps, ByteString filename);
virtual void visit_edges(Cell::Visitor&) override;
Vector<FlyString> m_export_names; // [[ExportNames]]
EvaluationFunction m_evaluation_steps; // [[EvaluationSteps]]
};
ThrowCompletionOr<GC::Ref<Module>> parse_json_module(Realm& realm, StringView source_text, ByteString filename);
}