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triton/include/isaac/tools/cpp/string.hpp
2017-01-17 20:33:46 -05:00

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3.6 KiB
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/* Copyright 2015-2017 Philippe Tillet
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef ISAAC_TOOLS_CPP_STRING_HPP
#define ISAAC_TOOLS_CPP_STRING_HPP
#include <string>
#include <sstream>
#include <vector>
#include <iostream>
namespace isaac
{
namespace tools
{
template<class T>
inline typename std::enable_if<std::is_fundamental<T>::value, std::string>::type to_string ( T const t )
{
#if defined(ANDROID) || defined(__CYGWIN__)
std::stringstream ss;
ss << t;
return ss.str();
#else
return std::to_string(t);
#endif
}
template<class T>
inline typename std::enable_if<!std::is_fundamental<T>::value, std::string>::type to_string ( T const t )
{
std::stringstream ss;
ss << t;
return ss.str();
}
inline std::vector<std::string> &split(const std::string &str, char delim, std::vector<std::string> &res)
{
std::stringstream ss(str);
std::string item;
while (std::getline(ss, item, delim)) {
res.push_back(item);
}
return res;
}
inline std::vector<std::string> split(const std::string &str, char delim)
{
std::vector<std::string> res;
split(str, delim, res);
return res;
}
//
template<class Iterator>
inline std::string join(Iterator begin, Iterator end, std::string delimiter){
std::string result;
while(begin!=end){
result += *begin;
if(++begin!=end) result += delimiter;
}
return result;
}
template<class T>
inline std::string join(T const & x, std::string const & delimiter)
{
return join(x.begin(), x.end(), delimiter);
}
//
inline int find_and_replace(std::string & source, std::string const & find, std::string const & replace)
{
int num=0;
size_t fLen = find.size();
size_t rLen = replace.size();
for (size_t pos=0; (pos=source.find(find, pos))!=std::string::npos; pos+=rLen)
{
num++;
source.replace(pos, fLen, replace);
}
return num;
}
//
inline std::vector<std::string> tokenize(std::string const & str,std::string const & delimiters)
{
std::vector<std::string> result;
size_t to = 0;
size_t from = str.find_first_not_of(delimiters, to);
for(size_t i = to ; i < std::max(to+1,from); ++i) result.push_back(str.substr(i,1));
do{
to = str.find_first_of(delimiters, from + 1);
result.push_back(str.substr(from, to - from));
from = std::min(str.size(), str.find_first_not_of(delimiters, to + 1));
for(size_t i = to ; i < std::max(to+1,from); ++i) result.push_back(str.substr(i,1));
}while(to != std::string::npos);
return result;
}
//
inline void fast_append(char * & ptr, unsigned int val)
{
if (val==0)
*ptr++='0';
else
while (val>0)
{
*ptr++= (char)('0' + (val % 10));
val /= 10;
}
}
}
}
#endif