util.hpp

 
#ifndef BTLLIB_UTIL_HPP
#define BTLLIB_UTIL_HPP
 
#include "btllib/cstring.hpp"
 
#include <condition_variable>
#include <mutex>
#include <string>
#include <vector>
 
namespace btllib {
 
std::vector<std::string>
split(const std::string& s, const std::string& delim);
 
std::string
join(const std::vector<std::string>& s, const std::string& delim);
 
void
ltrim(std::string& s);
void
ltrim(btllib::CString& s);
 
void
rtrim(std::string& s);
void
rtrim(btllib::CString& s);
 
void
trim(std::string& s);
void
trim(btllib::CString& s);
 
bool
startswith(std::string s, std::string prefix);
 
bool
endswith(std::string s, std::string suffix);
 
std::string
get_basename(const std::string& path);
 
std::string
get_dirname(const std::string& path);
 
double
sum_phred(const std::string& qual, size_t start_pos = 0, size_t len = 0);
 
double
calc_phred_avg(const std::string& qual, size_t start_pos = 0, size_t len = 0);
 
// This exists in C++20, but we don't support that yet
class Barrier
{
 
public:
  Barrier(const unsigned count)
    : counter_default(count)
  {
  }
 
  void wait();
 
private:
  std::mutex m;
  std::condition_variable cv;
  unsigned counter{ 0 };
  unsigned counter_default;
  unsigned waiting{ 0 };
};
 
} // namespace btllib
 
#endif