GCC Code Coverage Report

Directory: ../
File: src/util/CommonUtil.cpp
Date: 2024-12-24 01:17:15
Exec Total Coverage
Lines: 63 64 98.4%
Functions: 10 10 100.0%
Branches: 48 84 57.1%
Line Branch Exec Source
1 // Copyright (c) 2021-2024 ChilliBits. All rights reserved.
2
3 #include "CommonUtil.h"
4
5 #include <cxxabi.h>
6
7 #include <SourceFile.h>
8
9 #ifdef OS_WINDOWS
10 #include <windows.h>
11 #elif OS_UNIX
12 #include <unistd.h>
13 #else
14 #error "Unsupported platform"
15 #endif
16
17 namespace spice::compiler {
18
19 /**
20 * Search all occurrences of needle in haystack and replace them with the replacement
21 *
22 * @param haystack Input string
23 * @param needle String to search
24 * @param replacement String to replace
25 */
26 705698 void CommonUtil::replaceAll(std::string &haystack, const std::string &needle, const std::string &replacement) {
27 705698 size_t start_pos = 0;
28
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 709973 while ((start_pos = haystack.find(needle, start_pos)) != std::string::npos) {
29 4275 haystack.replace(start_pos, needle.length(), replacement);
30 4275 start_pos += replacement.length();
31 }
32 705698 }
33
34 /**
35 * Split the given haystack by the needle and return the last fragment
36 *
37 * @param haystack Input string
38 * @param needle String to search
39 * @return Last fragment
40 */
41 13107 std::string CommonUtil::getLastFragment(const std::string &haystack, const std::string &needle) {
42 13107 const size_t index = haystack.rfind(needle);
43
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 13107 return index == std::string::npos ? haystack : haystack.substr(index + needle.length());
44 }
45
46 /**
47 * Trim the given input string
48 *
49 * @param input Input string
50 * @return Trimmed string
51 */
52 27 std::string CommonUtil::trim(const std::string &input) {
53 27 const size_t first = input.find_first_not_of(' ');
54
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 27 if (std::string::npos == first)
55 6 return input;
56 21 const size_t last = input.find_last_not_of(' ');
57 21 return input.substr(first, (last - first + 1));
58 }
59
60 /**
61 * Split the given input string by spaces
62 *
63 * @param input Input string
64 * @return Vector of fragments
65 */
66 6 std::vector<std::string> CommonUtil::split(const std::string &input) {
67 6 std::vector<std::string> result;
68
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 6 std::istringstream stream(trim(input));
69
70 6 std::string token;
71
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 21 while (std::getline(stream, token, ' '))
72
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 15 result.push_back(trim(token));
73
74 12 return result;
75 6 }
76
77 /**
78 * Get the memory page size of the current system
79 *
80 * @return Page size in bytes
81 */
82 390 size_t CommonUtil::getSystemPageSize() {
83 #ifdef OS_WINDOWS
84 SYSTEM_INFO si;
85 GetSystemInfo(&si);
86 return static_cast<size_t>(si.dwPageSize);
87 #elif OS_UNIX
88 390 return static_cast<size_t>(sysconf(_SC_PAGESIZE));
89 #else
90 #error "Unsupported platform"
91 #endif
92 }
93
94 /**
95 * Return the given number of bytes in a human-readable format
96 *
97 * @return Human-readable size string
98 */
99 8 std::string CommonUtil::formatBytes(const size_t bytes) {
100 8 const char *units[] = {"B", "KB", "MB", "GB", "TB"};
101
102 8 auto size = static_cast<double>(bytes);
103 8 unsigned int unitIndex = 0;
104
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 38 while (size >= 1024 && unitIndex < std::size(units) - 1) {
105 15 size /= 1024;
106 15 unitIndex++;
107 }
108
109 char buffer[20];
110 8 snprintf(buffer, sizeof(buffer), "%.2f %s", size, units[unitIndex]);
111
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 16 return {buffer};
112 }
113
114 /**
115 * Demangle CXX type name
116 *
117 * @param mangledName Mangled CXX type name
118 * @return Demangled name
119 */
120 927216 std::string CommonUtil::demangleTypeName(const char *mangledName) {
121 int status;
122
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 927216 char *demangled = abi::__cxa_demangle(mangledName, nullptr, nullptr, &status);
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 927216 if (status == 0) {
124
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 927216 std::string result(demangled);
125 927216 free(demangled);
126 927216 return result;
127 927216 }
128 ✗ return mangledName;
129 }
130
131 /**
132 * Check if the given string is a valid mangled name
133 *
134 * @return
135 */
136 16084 bool CommonUtil::isValidMangledName(const std::string &mangledName) {
137 int status;
138
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 16084 char *demangled = abi::__cxa_demangle(mangledName.c_str(), nullptr, nullptr, &status);
139 16084 free(demangled);
140 16084 return status == 0;
141 }
142
143 /**
144 * Generate a circular import message from the given source files
145 *
146 * @param sourceFiles Source files that form the circular dependency chain
147 * @return Error message
148 */
149 1 std::string CommonUtil::getCircularImportMessage(std::stack<const SourceFile *> &sourceFiles) {
150
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 1 std::stringstream message;
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 1 message << "*-----*\n";
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 1 message << "| |\n";
153
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 4 while (!sourceFiles.empty()) {
154
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 3 message << "| " << sourceFiles.top()->fileName << "\n";
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 3 message << "| |\n";
156 3 sourceFiles.pop();
157 }
158
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 1 message << "*-----*";
159
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 2 return message.str();
160 1 }
161
162 /**
163 * Generate the version info string for the Spice driver
164 *
165 * @return Version info string
166 */
167 8 std::string CommonUtil::getVersionInfo() {
168
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 8 std::stringstream versionString;
169
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 8 versionString << "spice version " << SPICE_VERSION << " " << SPICE_TARGET_OS << "/" << SPICE_TARGET_ARCH << "\n";
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 8 versionString << "built by: " << SPICE_BUILT_BY << "\n\n";
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 8 versionString << "(c) Marc Auberer 2021-2024";
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 16 return versionString.str();
173 8 }
174
175 } // namespace spice::compiler
176