illyum/IsoEngine
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feat(logger): handles ownership of streams

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This commit is contained in:
illyum 2024-09-16 23:27:50 -06:00
parent 567c1ae1c0
commit b17c160d5c
2 changed files with 28 additions and 14 deletions
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1
engine/pch.hpp
View File

@ -8,5 +8,6 @@
#include <chrono>
#include <cstdarg>
#include <iomanip>
#include <utility>
#include <sstream>
#include <iostream>

37
engine/src/core/Logger.hpp
View File

@ -7,7 +7,6 @@
#include <pch.hpp>
namespace ICEngine {
enum LogLevel {
OFF = 0,
TRACE,
@ -22,9 +21,10 @@ namespace ICEngine {
private:
Logger(const char *name, std::ostream *stream) : name(name) {
if (stream) {
streams.push_back(stream);
streams.push_back(std::unique_ptr<std::ostream>(stream));
}
}
friend class Log;
public:
@ -32,26 +32,27 @@ namespace ICEngine {
this->level = level;
}
void AddStream(std::ostream * stream) {
this->streams.push_back(stream);
void AddStream(std::unique_ptr<std::ostream> stream) {
this->streams.push_back(std::move(stream));
}
template<typename... Args>
void Log(LogLevel level, const char *file, int line, const char *func, const std::string &formatStr, Args &&... args) {
void Log(LogLevel level, const char *file, int line, const char *func, const std::string &formatStr,
Args &&... args) {
// TODO: Create a crash handler and manage fatal messages separately (creates crashdump)
// TODO: Allow user to create their own class that inherits Fatal Handler so they can implement it themselves
if (level < this->level) return;
std::string formattedMessage = format(formatStr, std::forward<Args>(args)...);
std::string logMessage = formatMessage(level, file, line, func, formattedMessage);
for (auto stream: streams) {
for (const auto &stream: streams) {
(*stream) << logMessage << std::endl;
}
}
private:
const char *name;
std::vector<std::ostream *> streams;
std::vector<std::unique_ptr<std::ostream> > streams;
LogLevel level = DEBUG;
static const char *levelToString(LogLevel level) {
@ -95,7 +96,8 @@ namespace ICEngine {
}
template<typename T, typename... Args>
void formatHelper(std::ostringstream &oss, const std::string &formatStr, T &&firstArg, Args&&... remainingArgs) {
void formatHelper(std::ostringstream &oss, const std::string &formatStr, T &&firstArg,
Args &&... remainingArgs) {
size_t pos = formatStr.find("{}");
if (pos != std::string::npos) {
oss << formatStr.substr(0, pos) << std::forward<T>(firstArg);
@ -105,13 +107,14 @@ namespace ICEngine {
}
}
// Formats the log message with metadata (timestamp, file, line, etc.)
std::string formatMessage(LogLevel level, const char *file, int line, const char *func, const std::string &message) {
std::string formatMessage(LogLevel level, const char *file, int line, const char *func,
const std::string &message) {
std::ostringstream oss;
oss << getCurrentTime() << " ";
oss << truncateFilePath(file) << ":" << line << ":" << func << " ";
oss << "[" << levelToString(level) << "] ";
oss << "[" << name << "]: " << message;
oss << "[" << name << "] ";
oss << "[" << levelToString(level) << "]: ";
oss << message;
return oss.str();
}
};
@ -119,8 +122,16 @@ namespace ICEngine {
class Log {
public:
static void Init() {
static bool isInitialized = false;
if (isInitialized) {
GetCoreLogger()->Log(WARN, __FILE__, __LINE__, __FUNCTION__,
"Logger already initialized. Skipping re-initialization.");
return;
}
GetCoreLogger();
GetAppLogger();
isInitialized = true;
}
static std::shared_ptr<Logger> &GetCoreLogger() {
@ -135,7 +146,9 @@ namespace ICEngine {
private:
Log() = delete;
Log(const Log &) = delete;
Log &operator=(const Log &) = delete;
};