1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.Apache.Org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "moduleHelpers.h"
17
18 #include <protobufSnapshotGenerator.h>
19
20 namespace panda::es2panda::util {
CompileNpmModuleEntryList(const std::string & entriesInfo,panda::es2panda::CompilerOptions & options,std::map<std::string,panda::es2panda::util::ProgramCache * > & progsInfo,panda::ArenaAllocator * allocator)21 void ModuleHelpers::CompileNpmModuleEntryList(const std::string &entriesInfo,
22 panda::es2panda::CompilerOptions &options, std::map<std::string, panda::es2panda::util::ProgramCache*> &progsInfo,
23 panda::ArenaAllocator *allocator)
24 {
25 std::stringstream ss;
26 if (!util::Helpers::ReadFileToBuffer(entriesInfo, ss)) {
27 return;
28 }
29
30 uint32_t hash = 0;
31 auto cacheFileIter = options.cacheFiles.find(entriesInfo);
32 if (cacheFileIter != options.cacheFiles.end()) {
33 hash = GetHash32String(reinterpret_cast<const uint8_t *>(ss.str().c_str()));
34
35 auto cacheProgramInfo = panda::proto::ProtobufSnapshotGenerator::GetCacheContext(cacheFileIter->second,
36 allocator);
37 if (cacheProgramInfo != nullptr && cacheProgramInfo->hashCode == hash) {
38 auto *cache = allocator->New<util::ProgramCache>(hash, std::move(cacheProgramInfo->program));
39 progsInfo.insert({entriesInfo, cache});
40 return;
41 }
42 }
43
44 auto *prog = allocator->New<panda::pandasm::Program>();
45 CHECK_NOT_NULL(prog);
46 std::string line;
47 while (getline(ss, line)) {
48 std::size_t pos = line.find(":");
49 std::string recordName = line.substr(0, pos);
50 std::string field = line.substr(pos + 1);
51
52 auto langExt = panda::pandasm::extensions::DEFAULT_LANGUAGE;
53 auto entryNameField = panda::pandasm::Field(langExt);
54 entryNameField.name = field;
55 entryNameField.type = panda::pandasm::Type("u8", 0);
56 entryNameField.metadata->SetValue(panda::pandasm::ScalarValue::Create<panda::pandasm::Value::Type::U8>(
57 static_cast<bool>(0)));
58
59 panda::pandasm::Record *entryRecord = new panda::pandasm::Record(recordName, langExt);
60 entryRecord->field_list.emplace_back(std::move(entryNameField));
61 prog->record_table.emplace(recordName, std::move(*entryRecord));
62 delete entryRecord;
63 entryRecord = nullptr;
64 }
65
66 auto *cache = allocator->New<util::ProgramCache>(hash, std::move(*prog), true);
67 progsInfo.insert({entriesInfo, cache});
68 }
69 } // namespace panda::es2panda::util
70