1/**
2 * Copyright (c) 2021-2024 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 "undefinedLiteral.h"
17
18#include "compiler/core/pandagen.h"
19#include "compiler/core/ETSGen.h"
20#include "checker/TSchecker.h"
21#include "checker/ETSchecker.h"
22#include "ir/astDump.h"
23#include "ir/srcDump.h"
24
25namespace ark::es2panda::ir {
26void UndefinedLiteral::TransformChildren([[maybe_unused]] const NodeTransformer &cb,
27                                         [[maybe_unused]] std::string_view const transformationName)
28{
29}
30
31void UndefinedLiteral::Iterate([[maybe_unused]] const NodeTraverser &cb) const {}
32
33void UndefinedLiteral::Dump(ir::AstDumper *dumper) const
34{
35    dumper->Add({{"type", "UndefinedLiteral"}, {"value", AstDumper::Property::Constant::PROP_UNDEFINED}});
36}
37
38void UndefinedLiteral::Dump(ir::SrcDumper *dumper) const
39{
40    dumper->Add("undefined");
41}
42
43void UndefinedLiteral::Compile(compiler::PandaGen *pg) const
44{
45    pg->LoadConst(this, compiler::Constant::JS_UNDEFINED);
46}
47
48void UndefinedLiteral::Compile(compiler::ETSGen *etsg) const
49{
50    etsg->LoadAccumulatorUndefined(this);
51}
52
53checker::Type *UndefinedLiteral::Check(checker::TSChecker *checker)
54{
55    return checker->GlobalUndefinedType();
56}
57
58checker::Type *UndefinedLiteral::Check([[maybe_unused]] checker::ETSChecker *checker)
59{
60    SetTsType(checker->GlobalETSUndefinedType());
61    return TsType();
62}
63
64UndefinedLiteral *UndefinedLiteral::Clone(ArenaAllocator *allocator, AstNode *parent)
65{
66    if (auto *const clone = allocator->New<UndefinedLiteral>(); clone != nullptr) {
67        if (parent != nullptr) {
68            clone->SetParent(parent);
69        }
70        clone->SetRange(Range());
71        return clone;
72    }
73
74    throw Error(ErrorType::GENERIC, "", CLONE_ALLOCATION_ERROR);
75}
76}  // namespace ark::es2panda::ir
77