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#pragma once
#include <format>
// allow user to disable debug macros
#ifndef CREPE_DISABLE_MACROS
#include "LogColor.h"
// utility macros
#define _crepe_logf_here(level, fmt, ...) \
crepe::Log::logf(level, "{}" fmt, \
crepe::LogColor().fg_white(false).str(std::format( \
"{} ({}:{})", __PRETTY_FUNCTION__, __FILE_NAME__, __LINE__)), \
__VA_ARGS__)
// very illegal global function-style macros
// NOLINTBEGIN
#define dbg_logf(fmt, ...) _crepe_logf_here(crepe::Log::Level::DEBUG, ": " fmt, __VA_ARGS__)
#define dbg_log(str) _crepe_logf_here(crepe::Log::Level::DEBUG, ": {}", str)
#define dbg_trace() _crepe_logf_here(crepe::Log::Level::TRACE, "", "")
// NOLINTEND
#endif
namespace crepe {
/**
* \brief Logging utility
*
* This class is used to output log messages to the console and/or log files.
*/
class Log {
public:
//! Log message severity
enum Level {
TRACE, //!< Include (internal) function calls
DEBUG, //!< Include dbg_logf output
INFO, //!< General-purpose messages
WARNING, //!< Non-fatal errors
ERROR, //!< Fatal errors
};
/**
* \brief Log a formatted message
*
* \param level Message severity
* \param msg Formatted message
*/
static void log(const Level & level, const std::string & msg);
/**
* \brief Format a message and log it
*
* \param level Message severity
* \param fmt Message format
* \param args Format arguments
*/
template <class... Args>
static void logf(const Level & level, std::format_string<Args...> fmt, Args &&... args);
/**
* \brief Format a message and log it (with default severity \c INFO)
*
* \param fmt Message format
* \param args Format arguments
*/
template <class... Args>
static void logf(std::format_string<Args...> fmt, Args &&... args);
private:
/**
* \brief Output a message prefix depending on the log level
*
* \param level Message severity
*
* \return Colored message severity prefix string
*/
static std::string prefix(const Level & level);
public:
struct Config {
/**
* \brief Log level
*
* Only messages with equal or higher priority than this value will be logged.
*/
Level level = INFO;
/**
* \brief Colored log output
*
* Enables log coloring using ANSI escape codes.
*/
bool color = true;
};
};
} // namespace crepe
#include "Log.hpp"
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