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moved string stuff to string_utils.h/.cpp

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This commit is contained in:
Erik Frojdh
2019-01-09 11:19:16 +01:00
parent 81a49babda
commit b7aac059c3
5 changed files with 118 additions and 97 deletions
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34
slsSupportLib/include/container_utils.h
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@ -100,40 +100,6 @@ T minusOneIfDifferent(const std::vector<T>& container)
//TODO!(Erik)Should try to move away from using this in the slsDetectorPackage
inline
std::string concatenateIfDifferent(std::vector<std::string> container)
{
if (allEqual(container)) {
return container.front();
} else {
std::string result;
for (const auto& s : container)
result += s + "+";
return result;
}
}
inline
std::vector<std::string> split(const std::string& strToSplit, char delimeter)
{
std::stringstream ss(strToSplit);
std::string item;
std::vector<std::string> splittedStrings;
while (std::getline(ss, item, delimeter)) {
splittedStrings.push_back(item);
}
return splittedStrings;
}
inline
std::string concatenateNonEmptyStrings(const std::vector<std::string>& vec){
std::string ret;
for (const auto& s : vec)
if (!s.empty())
ret += s + "+";
return ret;
}
} // namespace sls
#endif // CONTAINER_UTILS_H

25
slsSupportLib/include/string_utils.h
View File

@ -1,11 +1,16 @@
#pragma once
#include <vector>
#include <string>
namespace sls {
/* Implementation of a safe string copy function for setting fields in
for example the multi sls detector. It tries to copy the size of the
destination from the source, stopping on '\0'.
Warning this would truncate the source string and should be used with care.
Still this is better than strcpy...
Warning this will truncate the source string and should be used with care.
Still this is better than strcpy and a buffer overflow...
*/
template <size_t array_size>
void strcpy_safe(char (&destination)[array_size], const char *source) {
@ -13,5 +18,21 @@ void strcpy_safe(char (&destination)[array_size], const char *source) {
destination[array_size - 1] = '\0';
}
/*
Split a string using the specified delimeter and return a vector of strings.
TODO! Look into switching to absl or a string_view based implementation. Current
implementation should not be used in a performance critical place.
*/
std::vector<std::string> split(const std::string& strToSplit, char delimeter);
/*
Concatenate the non empty strings in the vector using +
*/
std::string concatenateNonEmptyStrings(const std::vector<std::string>& vec);
/*
Concatenate strings using + if the strings are different
*/
std::string concatenateIfDifferent(std::vector<std::string> container);
}; // namespace sls