cleanup(logger): use universal references to avoid useless copies

This commit is contained in:
Jérôme BOULMIER 2019-05-15 20:42:29 -04:00 committed by Patrick Ziegler
parent 982a22cd62
commit 51f9f35599
3 changed files with 20 additions and 19 deletions
include/components

View file

@ -4,6 +4,7 @@
#include <map>
#include <string>
#include <thread>
#include <utility>
#include "common.hpp"
#include "settings.hpp"
@ -34,51 +35,51 @@ class logger {
static loglevel parse_verbosity(const string& name, loglevel fallback = loglevel::NONE);
void verbosity(loglevel&& level);
void verbosity(loglevel level);
#ifdef DEBUG_LOGGER // {{{
template <typename... Args>
void trace(string message, Args... args) const {
output(loglevel::TRACE, message, args...);
void trace(const string& message, Args&&... args) const {
output(loglevel::TRACE, message, std::forward<Args>(args)...);
}
#ifdef DEBUG_LOGGER_VERBOSE
template <typename... Args>
void trace_x(string message, Args... args) const {
output(loglevel::TRACE, message, args...);
void trace_x(const string& message, Args&&... args) const {
output(loglevel::TRACE, message, std::forward<Args>(args)...);
}
#else
template <typename... Args>
void trace_x(Args...) const {}
void trace_x(Args&&...) const {}
#endif
#else
template <typename... Args>
void trace(Args...) const {}
void trace(Args&&...) const {}
template <typename... Args>
void trace_x(Args...) const {}
void trace_x(Args&&...) const {}
#endif // }}}
/**
* Output an info message
*/
template <typename... Args>
void info(string message, Args... args) const {
output(loglevel::INFO, message, args...);
void info(const string& message, Args&&... args) const {
output(loglevel::INFO, message, std::forward<Args>(args)...);
}
/**
* Output a warning message
*/
template <typename... Args>
void warn(string message, Args... args) const {
output(loglevel::WARNING, message, args...);
void warn(const string& message, Args&&... args) const {
output(loglevel::WARNING, message, std::forward<Args>(args)...);
}
/**
* Output an error message
*/
template <typename... Args>
void err(string message, Args... args) const {
output(loglevel::ERROR, message, args...);
void err(const string& message, Args&&... args) const {
output(loglevel::ERROR, message, std::forward<Args>(args)...);
}
protected:
@ -95,14 +96,14 @@ class logger {
/**
* Convert thread id
*/
size_t convert(const std::thread::id arg) const;
size_t convert(std::thread::id arg) const;
/**
* Write the log message to the output channel
* if the defined verbosity level allows it
*/
template <typename... Args>
void output(loglevel level, string format, Args... values) const {
void output(loglevel level, const string& format, Args&&... values) const {
if (level > m_level) {
return;
}