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#ifndef ES2PANDA_IR_EXPRESSION_CALL_EXPRESSION_H
17#define ES2PANDA_IR_EXPRESSION_CALL_EXPRESSION_H
18
19#include <binder/variable.h>
20#include <ir/expression.h>
21
22namespace panda::es2panda::compiler {
23class PandaGen;
24}  // namespace panda::es2panda::compiler
25
26namespace panda::es2panda::checker {
27class Checker;
28class Type;
29}  // namespace panda::es2panda::checker
30
31namespace panda::es2panda::ir {
32
33class TSTypeParameterInstantiation;
34
35class CallExpression : public Expression {
36public:
37    explicit CallExpression(Expression *callee, ArenaVector<Expression *> &&arguments,
38                            TSTypeParameterInstantiation *typeParams, bool optional)
39        : Expression(AstNodeType::CALL_EXPRESSION),
40          callee_(callee),
41          arguments_(std::move(arguments)),
42          typeParams_(typeParams),
43          optional_(optional)
44    {
45    }
46
47    const Expression *Callee() const
48    {
49        return callee_;
50    }
51
52    Expression *Callee()
53    {
54        return callee_;
55    }
56
57    const TSTypeParameterInstantiation *TypeParams() const
58    {
59        return typeParams_;
60    }
61
62    const ArenaVector<Expression *> &Arguments() const
63    {
64        return arguments_;
65    }
66
67    ArenaVector<Expression *> &Arguments()
68    {
69        return arguments_;
70    }
71
72    void SetTypeParams(TSTypeParameterInstantiation *typeParams)
73    {
74        typeParams_ = typeParams;
75    }
76
77    bool HasThisVReg() const
78    {
79        return thisVReg_ != std::nullopt;
80    }
81
82    compiler::VReg GetThisVReg() const
83    {
84        ASSERT(HasThisVReg());
85        return thisVReg_.value();
86    }
87
88    void Iterate(const NodeTraverser &cb) const override;
89    void Dump(ir::AstDumper *dumper) const override;
90    void Compile(compiler::PandaGen *pg) const override;
91    checker::Type *Check(checker::Checker *checker) const override;
92    void UpdateSelf(const NodeUpdater &cb, [[maybe_unused]] binder::Binder *binder) override;
93
94private:
95    compiler::VReg CreateSpreadArguments(compiler::PandaGen *pg) const;
96    void CompileSuperCall(compiler::PandaGen *pg, bool containsSpread) const;
97    void CompileSuperCallWithSpreadArgs(compiler::PandaGen *pg) const;
98
99    Expression *callee_;
100    ArenaVector<Expression *> arguments_;
101    TSTypeParameterInstantiation *typeParams_;
102    bool optional_;
103    mutable std::optional<compiler::VReg> thisVReg_;
104};
105
106}  // namespace panda::es2panda::ir
107
108#endif
109