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polybar/include/debug.hpp
2017-01-11 03:07:28 +01:00

51 lines
1.2 KiB
C++

#pragma once
#ifndef DEBUG
#error "Not a debug build..."
#endif
#include <chrono>
#include <cstdio>
#include "common.hpp"
POLYBAR_NS
namespace debug_util {
/**
* Wrapper that starts tracking the time when created
* and reports the duration when it goes out of scope
*/
class scope_timer {
public:
using clock_t = std::chrono::high_resolution_clock;
using duration_t = std::chrono::milliseconds;
explicit scope_timer() : m_start(clock_t::now()) {}
~scope_timer() {
printf("%lums\n", std::chrono::duration_cast<duration_t>(clock_t::now() - m_start).count());
}
private:
clock_t::time_point m_start;
};
inline unique_ptr<scope_timer> make_scope_timer() {
return make_unique<scope_timer>();
}
template <class T>
void execution_speed(const T& expr) noexcept {
auto start = std::chrono::high_resolution_clock::now();
expr();
auto finish = std::chrono::high_resolution_clock::now();
printf("execution speed: %lums\n", std::chrono::duration_cast<std::chrono::milliseconds>(finish - start).count());
}
template <class T>
void memory_usage(const T& object) noexcept {
printf("memory usage: %lub\n", sizeof(object));
}
}
POLYBAR_NS_END