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/**
* @file
* @author 2012-2013 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de)
* @copyright Simplified BSD
*
* @cond
* This program is free software: you can redistribute it and/or modify
* it under the terms of the FreeBSD license as published by the FreeBSD
* project.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the FreeBSD license along with this
* program. If not, see <http://www.opensource.org/licenses/bsd-license>.
* @endcond
*/
#ifndef CONVENIENCE_H_LU7GZ6CB
#define CONVENIENCE_H_LU7GZ6CB
#include "uscxml/Common.h"
#include <string>
#include <limits>
#include <sstream>
namespace uscxml {
inline bool isnan(double x);
// see http://stackoverflow.com/questions/228005/alternative-to-itoa-for-converting-integer-to-string-c
template <typename T> std::string toStr(T tmp) {
std::ostringstream outSS;
outSS.precision(std::numeric_limits<double>::digits10 + 1);
outSS << tmp;
return outSS.str();
}
template <typename T> T strTo(std::string tmp) {
T output;
std::istringstream in(tmp);
in >> output;
return output;
}
class USCXML_API NumAttr {
public:
NumAttr(const std::string& str) {
size_t valueStart = str.find_first_of("0123456789.");
if (valueStart != std::string::npos) {
size_t valueEnd = str.find_last_of("0123456789.");
if (valueEnd != std::string::npos) {
value = str.substr(valueStart, (valueEnd - valueStart) + 1);
size_t unitStart = str.find_first_not_of(" \t", valueEnd + 1);
if (unitStart != std::string::npos) {
size_t unitEnd = str.find_last_of(" \t");
if (unitEnd != std::string::npos && unitEnd > unitStart) {
unit = str.substr(unitStart, unitEnd - unitStart);
} else {
unit = str.substr(unitStart, str.length() - unitStart);
}
}
}
}
}
std::string value;
std::string unit;
};
bool isNumeric(const char* pszInput, int nNumberBase);
bool isInteger( const char* pszInput, int nNumberBase);
bool iequals(const std::string& a, const std::string& b);
bool equals(const std::string& a, const std::string& b);
bool stringIsTrue(const std::string& value);
bool envVarIsTrue(const char* name);
bool envVarIEquals(const char* name, const char* value);
std::string escape(const std::string& a);
std::string unescape(const std::string& a);
}
#endif /* end of include guard: CONVENIENCE_H_LU7GZ6CB */
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