1/*
2 * Copyright (c) 2023 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 "ecmascript/compiler/debug_info.h"
17
18namespace panda::ecmascript::kungfu {
19std::string DebugInfo::FuncDebugInfo::EMPTY_COMMENT = "";
20
21DebugInfo::DebugInfo(NativeAreaAllocator* allocator, bool enable)
22    : chunk_(allocator),
23      funcToDInfo_(&chunk_),
24      dInfos_(&chunk_),
25      enable_(enable)
26{
27}
28
29DebugInfo::~DebugInfo()
30{
31    for (auto info : dInfos_) {
32        if (info != nullptr) {
33            delete info;
34        }
35    }
36    dInfos_.clear();
37}
38
39void DebugInfo::AddFuncName(const std::string &name)
40{
41    ASSERT(enable_);
42    if (dInfos_.size() > 0) {
43        FuncDebugInfo *info = dInfos_.back();
44        info->SetName(name);
45        ASSERT(funcToDInfo_.find(name) == funcToDInfo_.end());
46        size_t index = dInfos_.size() - 1;
47        funcToDInfo_[name] = index;
48    }
49}
50
51size_t DebugInfo::AddComment(std::string &&str)
52{
53    ASSERT(enable_);
54    ASSERT(dInfos_.size() > 0);
55    FuncDebugInfo *info = dInfos_.back();
56    size_t index = info->Add(std::move(str));
57    return index;
58}
59
60void DebugInfo::AppendComment(size_t index, std::string &&str, std::string_view separator)
61{
62    ASSERT(enable_);
63    ASSERT(dInfos_.size() > 0);
64    FuncDebugInfo *info = dInfos_.back();
65    info->Append(index, std::move(str), separator);
66}
67
68void DebugInfo::AddFuncDebugInfo(const std::string& name)
69{
70    ASSERT(enable_);
71    FuncDebugInfo *info = new FuncDebugInfo(&chunk_);
72    dInfos_.push_back(info);
73    AddFuncName(name);
74}
75
76const std::string &DebugInfo::GetComment(const std::string &funcName, size_t index) const
77{
78    auto it = funcToDInfo_.find(funcName);
79    if (it != funcToDInfo_.end()) {
80        ASSERT(dInfos_.size() > it->second);
81        FuncDebugInfo* info = dInfos_[it->second];
82        ASSERT(info->Name() == funcName);
83        return info->GetComment(index);
84    }
85    return FuncDebugInfo::EmptyComment();
86}
87
88const std::string &DebugInfo::GetComment(size_t index) const
89{
90    ASSERT(!dInfos_.empty());
91    auto *info = dInfos_.back();
92    return info->GetComment(index);
93}
94}  // namespace panda::ecmascript::kungfu
95