1/**
2 * Copyright (c) 2023-2024 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#ifndef ES2PANDA_COMPILER_LOWERING_DEFAULT_PARAM_LOWERING_H
17#define ES2PANDA_COMPILER_LOWERING_DEFAULT_PARAM_LOWERING_H
18
19#include "compiler/lowering/phase.h"
20
21namespace ark::es2panda::compiler {
22
23class DefaultParameterLowering : public Phase {
24    std::pair<bool, std::size_t> HasDefaultParam(const ir::ScriptFunction *function, parser::Program *program);
25    void ThrowSyntaxError(std::string_view errorMessage, const lexer::SourcePosition &pos,
26                          parser::Program *program) const
27    {
28        lexer::LineIndex index(program->SourceCode());
29        lexer::SourceLocation loc = index.GetLocation(pos);
30
31        throw Error {ErrorType::SYNTAX, program->SourceFilePath().Utf8(), errorMessage, loc.line, loc.col};
32    }
33    ir::TSTypeParameterDeclaration *CreateParameterDeclaraion(ir::MethodDefinition *method, public_lib::Context *ctx);
34    ir::FunctionSignature CreateFunctionSignature(ir::MethodDefinition *method, ArenaVector<ir::Expression *> funcParam,
35                                                  public_lib::Context *ctx);
36    ir::TSTypeParameterInstantiation *CreateTypeParameterInstantiation(ir::MethodDefinition *method,
37                                                                       public_lib::Context *ctx);
38    ir::BlockStatement *CreateFunctionBody(ir::MethodDefinition *method, public_lib::Context *ctx,
39                                           ArenaVector<ir::Expression *> funcCallArgs);
40    ir::FunctionExpression *CreateFunctionExpression(ir::MethodDefinition *method, public_lib::Context *ctx,
41                                                     ArenaVector<ir::Expression *> funcDefinitionArgs,
42                                                     ArenaVector<ir::Expression *> funcCallArgs);
43    void CreateOverloadFunction(ir::MethodDefinition *method, ArenaVector<ir::Expression *> funcCallArgs,
44                                ArenaVector<ir::Expression *> funcDefinitionArgs, public_lib::Context *ctx);
45    void RemoveInitializers(ArenaVector<ir::Expression *> params);
46    void ProcessGlobalFunctionDefinition(ir::MethodDefinition *method, public_lib::Context *ctx);
47
48public:
49    std::string_view Name() const override
50    {
51        return "DefaultParameterLowering";
52    }
53    bool Perform(public_lib::Context *ctx, parser::Program *program) override;
54};
55
56}  // namespace ark::es2panda::compiler
57
58#endif  // ES2PANDA_COMPILER_LOWERING_DEFAULT_PARAM_LOWERING_H
59