EHS/include/ehs/Log.h

153 lines
4.4 KiB
C++

#pragma once
#include <initializer_list>
#include "Types.h"
#include "Array.h"
#include "UTF.h"
#include "Str.h"
namespace ehs
{
class Log;
typedef void (*LogRaisedCb)(const Log &);
typedef void (*LogOutputCb)(const Array<Log> &);
enum class LogType : UInt_8
{
SUCCESS,
ERR,
WARN,
INFO
};
/// A helper class for holding error information and handling them.
/// @tparam T The character data type to use.
/// @tparam N The number data type to use.
class EHS_LIB_IO Log
{
private:
static void DefaultRaisedCb(const Log &log);
static void DefaultOutputCb(const Array<Log> &logs);
static LogRaisedCb raisedCb;
static LogOutputCb outputCb;
static Array<Log> logs;
static Log lastLog;
static bool immediate;
LogType type;
Array<Str_8> tags;
UInt_64 code;
Str_8 msg;
public:
static void SetRaisedCallback(LogRaisedCb newCb);
static void SetOutputCallback(LogOutputCb newCb);
static void OnExit();
static void Raise(Log log);
/// Retrieves the last log raised.
static Log GetLastLog();
static void EnableImmediateMode(bool enable);
/// Default members initialization.
Log();
/// Initializes members with the given information.
/// @param [in] tags The tags to associate this log with.
/// @param [in] code The unique code to use.
/// @param [in] msg Detailed information about what happened.
Log(LogType type, const std::initializer_list<Str_8> &tags, UInt_64 code, Str_8 msg);
/// Initializes members with the given information.
/// @param [in] tags The tags to associate this log with.
/// @param [in] code The unique code to use.
/// @param [in] msg Detailed information about what happened.
Log(LogType type, Array<Str_8> tags, UInt_64 code, Str_8 msg);
Log(Log &&log) noexcept;
/// Copies all members from the given log.
/// @param [in] log The log to copy from.
Log(const Log &log);
Log &operator=(Log &&log) noexcept;
/// Copies all members from the given log.
/// @param [in] log The log to copy from.
/// @returns The log that has been assigned to.
Log &operator=(const Log &log);
/*
/// Compares with another given log.
/// @param [in] log The log to compare with.
/// @returns Whether or not they are equal.
bool operator==(const Log log);
/// Compares with another given log.
/// @param [in] log The log to compare with.
/// @returns Whether or not they are equal.
bool operator!=(const Log log);
*/
LogType GetType() const;
/// Checks whether or not this log has the given tags.
/// @param [in] tags The tags to look for.
/// @returns True if all tags were found, otherwise false.
bool HasTags(const std::initializer_list<Str_8> &tags) const;
/// Checks whether or not this log has the given tags.
/// @param [in] tags The tags to look for.
/// @returns True if all tags were found, otherwise false.
bool HasTags(const Array<Str_8> &tags) const;
/// Checks whether or not this log has the given tag.
/// @param [in] tag The tag to look for.
/// @returns True if tag was found, otherwise false.
bool HasTag(const Str_8 &tag) const;
/// Retrieves all the tags.
/// @returns The result.
const Array<Str_8> &GetTags() const;
UInt_64 GetCode() const;
/// Retrieves the detailed error message string.
/// @returns The error message.
Str_8 GetMsg() const;
Str_8 ToStr() const;
/// Retrieves whether or not this is a valid object.
/// @returns The result.
/// @note To be a valid object it must have one or more tags and a message size greater than zero.
bool IsValid() const;
};
}
#ifndef EHS_LOG_INT
#ifdef EHS_DEBUG
#define EHS_LOG_INT(type, code, msg) ehs::Log::Raise({type, {ehs::GetAcronym_8(), EHS_FILE, EHS_FUNC, ehs::Str_8::FromNum((ehs::UInt_32)EHS_LINE)}, code, msg})
#else
#define EHS_LOG_INT(type, code, msg) ehs::Log::Raise({type, {ehs::GetAcronym_8(), EHS_FUNC}, code, msg})
#endif
#endif
#ifndef EHS_LOG
#ifdef EHS_DEBUG
#define EHS_LOG(type, code, msg) ehs::Log::Raise({type, {ehs::GetAppName_8(), EHS_FILE, EHS_FUNC, ehs::Str_8::FromNum((ehs::UInt_32)EHS_LINE)}, code, msg})
#else
#define EHS_LOG(type, code, msg) ehs::Log::Raise({type, {ehs::GetAppName_8(), EHS_FUNC}, code, msg})
#endif
#endif
#ifndef EHS_LOG_SUCCESS
#define EHS_LOG_SUCCESS() ehs::Log::Raise({})
#endif