string_util.h
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#ifndef BENCHMARK_STRING_UTIL_H_
#define BENCHMARK_STRING_UTIL_H_
#include <sstream>
#include <string>
#include <utility>
#include "internal_macros.h"
namespace benchmark {
void AppendHumanReadable(int n, std::string* str);
std::string HumanReadableNumber(double n, double one_k = 1024.0);
std::string StrFormat(const char* format, ...);
inline std::ostream& StrCatImp(std::ostream& out) BENCHMARK_NOEXCEPT {
return out;
}
template <class First, class... Rest>
inline std::ostream& StrCatImp(std::ostream& out, First&& f,
Rest&&... rest) {
out << std::forward<First>(f);
return StrCatImp(out, std::forward<Rest>(rest)...);
}
template <class... Args>
inline std::string StrCat(Args&&... args) {
std::ostringstream ss;
StrCatImp(ss, std::forward<Args>(args)...);
return ss.str();
}
void ReplaceAll(std::string* str, const std::string& from,
const std::string& to);
} // end namespace benchmark
#endif // BENCHMARK_STRING_UTIL_H_