1 /**
2 * Copyright (c) 2021-2022 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 "tsUnionType.h"
17
18 #include <typescript/checker.h>
19 #include <ir/astDump.h>
20
21 namespace panda::es2panda::ir {
22
Iterate(const NodeTraverser & cb) const23 void TSUnionType::Iterate(const NodeTraverser &cb) const
24 {
25 for (auto *it : types_) {
26 cb(it);
27 }
28 }
29
Dump(ir::AstDumper * dumper) const30 void TSUnionType::Dump(ir::AstDumper *dumper) const
31 {
32 dumper->Add({{"type", "TSUnionType"}, {"types", types_}});
33 }
34
Compile(compiler::PandaGen * pg) const35 void TSUnionType::Compile([[maybe_unused]] compiler::PandaGen *pg) const {}
36
Check(checker::Checker * checker) const37 checker::Type *TSUnionType::Check(checker::Checker *checker) const
38 {
39 for (auto *it : types_) {
40 it->Check(checker);
41 }
42
43 GetType(checker);
44 return nullptr;
45 }
46
GetType(checker::Checker * checker) const47 checker::Type *TSUnionType::GetType(checker::Checker *checker) const
48 {
49 auto found = checker->NodeCache().find(this);
50
51 if (found != checker->NodeCache().end()) {
52 return found->second;
53 }
54
55 ArenaVector<checker::Type *> types(checker->Allocator()->Adapter());
56
57 for (auto *it : types_) {
58 types.push_back(it->AsTypeNode()->GetType(checker));
59 }
60
61 checker::Type *type = checker->CreateUnionType(std::move(types));
62
63 checker->NodeCache().insert({this, type});
64
65 return type;
66 }
67
UpdateSelf(const NodeUpdater & cb,binder::Binder * binder)68 void TSUnionType::UpdateSelf(const NodeUpdater &cb, [[maybe_unused]] binder::Binder *binder)
69 {
70 for (auto iter = types_.begin(); iter != types_.end(); iter++) {
71 *iter = std::get<ir::AstNode *>(cb(*iter))->AsExpression();
72 }
73 }
74
75 } // namespace panda::es2panda::ir
76