geostat/debug.h

28 wiersze
637 B
C++

#pragma once
#include <iostream>
#include <string>
#include <sstream>
class Debug {
private:
int lvl; // debug level of the particular instance of Debug stream
static int debug_level; // debug level set globally
public:
explicit Debug(int n);
~Debug();
// Copy constructor and assignment operators are deleted to prevent extra destructor and constructor calls when chaining << operator
Debug(const Debug&) = delete;
Debug& operator=(const Debug&) = delete;
template <typename T>
Debug& operator<<(T const& value) {
if (lvl <= debug_level)
std::cout << value;
return *this;
}
static void set_debug_level(int n);
};