ladybird/Userland/Libraries/LibJS/SourceTextModule.h
Andreas Kling 3dc5f467a8 LibJS: Always allocate ExecutionContext objects on the malloc heap
Instead of allocating these in a mixture of ways, we now always put
them on the malloc heap, and keep an intrusive linked list of them
that we can iterate for GC marking purposes.
2023-11-29 09:48:18 +01:00

55 lines
2.5 KiB
C++

/*
* Copyright (c) 2021-2023, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibJS/CyclicModule.h>
#include <LibJS/Forward.h>
#include <LibJS/Runtime/ExecutionContext.h>
namespace JS {
// 16.2.1.6 Source Text Module Records, https://tc39.es/ecma262/#sec-source-text-module-records
class SourceTextModule final : public CyclicModule {
JS_CELL(SourceTextModule, CyclicModule);
JS_DECLARE_ALLOCATOR(SourceTextModule);
public:
static Result<NonnullGCPtr<SourceTextModule>, Vector<ParserError>> parse(StringView source_text, Realm&, StringView filename = {}, Script::HostDefined* host_defined = nullptr);
Program const& parse_node() const { return *m_ecmascript_code; }
virtual ThrowCompletionOr<Vector<DeprecatedFlyString>> get_exported_names(VM& vm, Vector<Module*> export_star_set) override;
virtual ThrowCompletionOr<ResolvedBinding> resolve_export(VM& vm, DeprecatedFlyString const& export_name, Vector<ResolvedBinding> resolve_set = {}) override;
Object* import_meta() { return m_import_meta; }
void set_import_meta(Badge<VM>, Object* import_meta) { m_import_meta = import_meta; }
protected:
virtual ThrowCompletionOr<void> initialize_environment(VM& vm) override;
virtual ThrowCompletionOr<void> execute_module(VM& vm, GCPtr<PromiseCapability> capability) override;
private:
SourceTextModule(Realm&, StringView filename, Script::HostDefined* host_defined, bool has_top_level_await, NonnullRefPtr<Program> body, Vector<ModuleRequest> requested_modules,
Vector<ImportEntry> import_entries, Vector<ExportEntry> local_export_entries,
Vector<ExportEntry> indirect_export_entries, Vector<ExportEntry> star_export_entries,
RefPtr<ExportStatement const> default_export);
virtual void visit_edges(Cell::Visitor&) override;
NonnullRefPtr<Program> m_ecmascript_code; // [[ECMAScriptCode]]
NonnullOwnPtr<ExecutionContext> m_execution_context; // [[Context]]
GCPtr<Object> m_import_meta; // [[ImportMeta]]
Vector<ImportEntry> m_import_entries; // [[ImportEntries]]
Vector<ExportEntry> m_local_export_entries; // [[LocalExportEntries]]
Vector<ExportEntry> m_indirect_export_entries; // [[IndirectExportEntries]]
Vector<ExportEntry> m_star_export_entries; // [[StarExportEntries]]
RefPtr<ExportStatement const> m_default_export; // Note: Not from the spec
};
}