1
0
Fork 0
forked from suyu/suyu
suyu/src/common/string_util.h

136 lines
4.1 KiB
C
Raw Normal View History

2014-12-17 06:38:14 +01:00
// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
2015-06-20 23:33:54 +02:00
#include <cstddef>
#include <iomanip>
#include <sstream>
2015-06-20 23:33:54 +02:00
#include <string>
#include <vector>
2015-05-06 09:06:12 +02:00
#include "common/common_types.h"
namespace Common {
/// Make a string lowercase
std::string ToLower(std::string str);
/// Make a string uppercase
std::string ToUpper(std::string str);
2017-09-27 01:26:09 +02:00
std::string ArrayToString(const u8* data, size_t size, int line_len = 20, bool spaces = true);
std::string StringFromBuffer(const std::vector<u8>& data);
std::string StripSpaces(const std::string& s);
std::string StripQuotes(const std::string& s);
// Thousand separator. Turns 12345678 into 12,345,678
template <typename I>
std::string ThousandSeparate(I value, int spaces = 0) {
2014-04-02 00:20:08 +02:00
std::ostringstream oss;
// std::locale("") seems to be broken on many platforms
#if defined _WIN32 || (defined __linux__ && !defined __clang__)
2014-04-02 00:20:08 +02:00
oss.imbue(std::locale(""));
#endif
2014-04-02 00:20:08 +02:00
oss << std::setw(spaces) << value;
2014-04-02 00:20:08 +02:00
return oss.str();
}
std::string StringFromBool(bool value);
bool TryParse(const std::string& str, bool* output);
bool TryParse(const std::string& str, u32* output);
template <typename N>
static bool TryParse(const std::string& str, N* const output) {
2014-04-02 00:20:08 +02:00
std::istringstream iss(str);
2014-04-02 00:20:08 +02:00
N tmp = 0;
if (iss >> tmp) {
2014-04-02 00:20:08 +02:00
*output = tmp;
return true;
} else
2014-04-02 00:20:08 +02:00
return false;
}
std::string TabsToSpaces(int tab_size, const std::string& in);
void SplitString(const std::string& str, char delim, std::vector<std::string>& output);
// "C:/Windows/winhelp.exe" to "C:/Windows/", "winhelp", ".exe"
bool SplitPath(const std::string& full_path, std::string* _pPath, std::string* _pFilename,
std::string* _pExtension);
void BuildCompleteFilename(std::string& _CompleteFilename, const std::string& _Path,
const std::string& _Filename);
std::string ReplaceAll(std::string result, const std::string& src, const std::string& dest);
std::string UTF16ToUTF8(const std::u16string& input);
std::u16string UTF8ToUTF16(const std::string& input);
std::string CP1252ToUTF8(const std::string& str);
std::string SHIFTJISToUTF8(const std::string& str);
#ifdef _WIN32
2016-03-31 12:58:37 +02:00
std::string UTF16ToUTF8(const std::wstring& input);
std::wstring UTF8ToUTF16W(const std::string& str);
#ifdef _UNICODE
inline std::string TStrToUTF8(const std::wstring& str) {
return UTF16ToUTF8(str);
}
inline std::wstring UTF8ToTStr(const std::string& str) {
return UTF8ToUTF16W(str);
}
#else
inline std::string TStrToUTF8(const std::string& str) {
return str;
}
inline std::string UTF8ToTStr(const std::string& str) {
return str;
}
#endif
#endif
/**
* Compares the string defined by the range [`begin`, `end`) to the null-terminated C-string
* `other` for equality.
*/
template <typename InIt>
bool ComparePartialString(InIt begin, InIt end, const char* other) {
for (; begin != end && *other != '\0'; ++begin, ++other) {
if (*begin != *other) {
return false;
}
}
// Only return true if both strings finished at the same point
return (begin == end) == (*other == '\0');
}
/**
* Creates a std::string from a fixed-size NUL-terminated char buffer. If the buffer isn't
* NUL-terminated then the string ends at max_len characters.
*/
std::string StringFromFixedZeroTerminatedBuffer(const char* buffer, size_t max_len);
/**
* Attempts to trim an arbitrary prefix from `path`, leaving only the part starting at `root`. It's
* intended to be used to strip a system-specific build directory from the `__FILE__` macro,
* leaving only the path relative to the sources root.
*
* @param path The input file path as a null-terminated string
* @param root The name of the root source directory as a null-terminated string. Path up to and
* including the last occurrence of this name will be stripped
* @return A pointer to the same string passed as `path`, but starting at the trimmed portion
*/
const char* TrimSourcePath(const char* path, const char* root = "src");
} // namespace Common