mirror of
https://github.com/openharmony/ark_js_runtime.git
synced 2026-08-27 02:31:17 -04:00
y00576111
a1796a573e
Delete the existing module implementation and re implement the module function according to the ECMA 2018 specification issue: #I4NZQT [https://gitee.com/openharmony/ark_ts2abc/issues/I4NZQT] Signed-off-by: y00576111 <yaojian16@huawei.com> Change-Id: I8d381db7f8bf2f3d6b2a5c21cbc3cbab1aef0b9b
150 lines
7.1 KiB
C++
150 lines
7.1 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ECMASCRIPT_MODULE_JS_MODULE_SOURCE_TEXT_H
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#define ECMASCRIPT_MODULE_JS_MODULE_SOURCE_TEXT_H
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#include "ecmascript/base/string_helper.h"
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#include "ecmascript/mem/c_containers.h"
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#include "ecmascript/module/js_module_record.h"
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#include "ecmascript/tagged_array.h"
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namespace panda::ecmascript {
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enum class ModuleStatus : uint8_t { UNINSTANTIATED = 0x01, INSTANTIATING, INSTANTIATED, EVALUATING, EVALUATED };
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class ImportEntry final : public Record {
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public:
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CAST_CHECK(ImportEntry, IsImportEntry);
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static constexpr size_t IMPORT_ENTRY_OFFSET = Record::SIZE;
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ACCESSORS(ModuleRequest, IMPORT_ENTRY_OFFSET, MODULE_REQUEST_OFFSET);
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ACCESSORS(ImportName, MODULE_REQUEST_OFFSET, IMPORT_NAME_OFFSET);
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ACCESSORS(LocalName, IMPORT_NAME_OFFSET, SIZE);
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DECL_DUMP()
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DECL_VISIT_OBJECT(IMPORT_ENTRY_OFFSET, SIZE)
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};
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class ExportEntry final : public Record {
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public:
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CAST_CHECK(ExportEntry, IsExportEntry);
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static constexpr size_t EXPORT_ENTRY_OFFSET = Record::SIZE;
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ACCESSORS(ExportName, EXPORT_ENTRY_OFFSET, EXPORT_NAME_OFFSET);
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ACCESSORS(ModuleRequest, EXPORT_NAME_OFFSET, MODULE_REQUEST_OFFSET);
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ACCESSORS(ImportName, MODULE_REQUEST_OFFSET, IMPORT_NAME_OFFSET);
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ACCESSORS(LocalName, IMPORT_NAME_OFFSET, SIZE);
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DECL_DUMP()
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DECL_VISIT_OBJECT(EXPORT_ENTRY_OFFSET, SIZE)
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};
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class SourceTextModule final : public ModuleRecord {
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public:
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static constexpr int UNDEFINED_INDEX = -1;
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CAST_CHECK(SourceTextModule, IsSourceTextModule);
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// 15.2.1.17 Runtime Semantics: HostResolveImportedModule ( referencingModule, specifier )
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static JSHandle<SourceTextModule> HostResolveImportedModule(JSThread *thread,
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const JSHandle<SourceTextModule> &module,
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const JSHandle<JSTaggedValue> &moduleRequest);
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// 15.2.1.16.2 GetExportedNames(exportStarSet)
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static CVector<std::string> GetExportedNames(JSThread *thread, const JSHandle<SourceTextModule> &module,
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const JSHandle<TaggedArray> &exportStarSet);
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// 15.2.1.16.3 ResolveExport(exportName, resolveSet)
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static JSHandle<JSTaggedValue> ResolveExport(JSThread *thread, const JSHandle<SourceTextModule> &module,
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const JSHandle<JSTaggedValue> &exportName,
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CVector<std::pair<JSHandle<SourceTextModule>, JSHandle<JSTaggedValue>>> &resolveSet);
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// 15.2.1.16.4.1 InnerModuleInstantiation ( module, stack, index )
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static int InnerModuleInstantiation(JSThread *thread, const JSHandle<ModuleRecord> &moduleRecord,
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CVector<JSHandle<SourceTextModule>> &stack, int index);
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// 15.2.1.16.4.2 ModuleDeclarationEnvironmentSetup ( module )
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static void ModuleDeclarationEnvironmentSetup(JSThread *thread, const JSHandle<SourceTextModule> &module);
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// 15.2.1.16.5.1 InnerModuleEvaluation ( module, stack, index )
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static int InnerModuleEvaluation(JSThread *thread, const JSHandle<ModuleRecord> &moduleRecord,
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CVector<JSHandle<SourceTextModule>> &stack, int index);
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// 15.2.1.16.5.2 ModuleExecution ( module )
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static void ModuleExecution(JSThread *thread, const JSHandle<SourceTextModule> &module);
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// 15.2.1.18 Runtime Semantics: GetModuleNamespace ( module )
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static JSHandle<JSTaggedValue> GetModuleNamespace(JSThread *thread, const JSHandle<SourceTextModule> &module);
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static void AddImportEntry(JSThread *thread, const JSHandle<SourceTextModule> &module,
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const JSHandle<ImportEntry> &importEntry);
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static void AddLocalExportEntry(JSThread *thread, const JSHandle<SourceTextModule> &module,
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const JSHandle<ExportEntry> &exportEntry);
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static void AddIndirectExportEntry(JSThread *thread, const JSHandle<SourceTextModule> &module,
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const JSHandle<ExportEntry> &exportEntry);
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static void AddStarExportEntry(JSThread *thread, const JSHandle<SourceTextModule> &module,
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const JSHandle<ExportEntry> &exportEntry);
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static constexpr size_t SOURCE_TEXT_MODULE_OFFSET = ModuleRecord::SIZE;
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ACCESSORS(Environment, SOURCE_TEXT_MODULE_OFFSET, NAMESPACE_OFFSET);
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ACCESSORS(Namespace, NAMESPACE_OFFSET, ECMA_MODULE_FILENAME);
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ACCESSORS(EcmaModuleFilename, ECMA_MODULE_FILENAME, REQUESTED_MODULES_OFFSET);
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ACCESSORS(RequestedModules, REQUESTED_MODULES_OFFSET, IMPORT_ENTRIES_OFFSET);
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ACCESSORS(ImportEntries, IMPORT_ENTRIES_OFFSET, LOCAL_EXPORT_ENTTRIES_OFFSET);
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ACCESSORS(LocalExportEntries, LOCAL_EXPORT_ENTTRIES_OFFSET, INDIRECT_EXPORT_ENTTRIES_OFFSET);
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ACCESSORS(IndirectExportEntries, INDIRECT_EXPORT_ENTTRIES_OFFSET, START_EXPORT_ENTTRIES_OFFSET);
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ACCESSORS(StarExportEntries, START_EXPORT_ENTTRIES_OFFSET, NAME_DICTIONARY_OFFSET);
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ACCESSORS(NameDictionary, NAME_DICTIONARY_OFFSET, EVALUATION_ERROR_OFFSET);
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ACCESSORS_PRIMITIVE_FIELD(EvaluationError, int32_t, EVALUATION_ERROR_OFFSET, DFS_ANCESTOR_INDEX_OFFSET);
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ACCESSORS_PRIMITIVE_FIELD(DFSAncestorIndex, int32_t, DFS_ANCESTOR_INDEX_OFFSET, DFS_INDEX_OFFSET);
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ACCESSORS_PRIMITIVE_FIELD(DFSIndex, int32_t, DFS_INDEX_OFFSET, BIT_FIELD_OFFSET);
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ACCESSORS_BIT_FIELD(BitField, BIT_FIELD_OFFSET, LAST_OFFSET)
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DEFINE_ALIGN_SIZE(LAST_OFFSET);
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// define BitField
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static constexpr size_t STATUS_BITS = 3;
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FIRST_BIT_FIELD(BitField, Status, ModuleStatus, STATUS_BITS)
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DECL_DUMP()
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DECL_VISIT_OBJECT(SOURCE_TEXT_MODULE_OFFSET, EVALUATION_ERROR_OFFSET)
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// 15.2.1.16.5 Evaluate()
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static int Evaluate(JSThread *thread, const JSHandle<SourceTextModule> &module);
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// 15.2.1.16.4 Instantiate()
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static int Instantiate(JSThread *thread, const JSHandle<SourceTextModule> &module);
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JSTaggedValue GetModuleValue(JSThread *thread, JSTaggedValue key, bool isThrow);
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JSTaggedValue FindExportName(JSThread *thread, const JSHandle<JSTaggedValue> &localName);
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void StoreModuleValue(JSThread *thread, const JSHandle<JSTaggedValue> &key, const JSHandle<JSTaggedValue> &value);
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static constexpr size_t DEAULT_DICTIONART_CAPACITY = 4;
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};
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class ResolvedBinding final : public Record {
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public:
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CAST_CHECK(ResolvedBinding, IsResolvedBinding);
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static constexpr size_t RESOLVED_BINDING_OFFSET = Record::SIZE;
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ACCESSORS(Module, RESOLVED_BINDING_OFFSET, MODULE_OFFSET);
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ACCESSORS(BindingName, MODULE_OFFSET, SIZE);
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DECL_DUMP()
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DECL_VISIT_OBJECT(RESOLVED_BINDING_OFFSET, SIZE)
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_MODULE_JS_MODULE_SOURCE_TEXT_H
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