Implemented logging utilities

source/log/include/ILogFacility.hpp

@@ -0,0 +1,13 @@
+#pragma once
+
+#include <format>
+#include <string_view>
+
+namespace ugly {
+
+class ILogFacility {
+public:
+    virtual void vlog(std::string_view fmt, std::format_args args) = 0;
+};
+
+}

source/log/include/LogUtils.hpp

@@ -0,0 +1,24 @@
+#pragma once
+
+#include "ILogFacility.hpp"
+
+#include <format>
+
+namespace ugly {
+
+class LogAlias {
+public:
+    ILogFacility *mpLog;
+
+    template<typename ...Args>
+    LogAlias &operator()(std::format_string<Args...> format, Args &&...args) {
+        if(mpLog) {
+            mpLog->vlog(format.get(), std::make_format_args(args...));
+        }
+        return *this;
+    }
+};
+
+extern LogAlias log;
+
+}

source/log/include/TimestampLog.hpp

@@ -0,0 +1,24 @@
+#pragma once
+
+#include "ILogFacility.hpp"
+
+#include <chrono>
+#include <format>
+#include <ostream>
+#include <string_view>
+#include <string>
+
+namespace ugly {
+
+class TimestampLog: virtual public ILogFacility {
+private:
+    std::ostream &mrOutputStream;
+    std::string mDescription;
+    std::chrono::high_resolution_clock::time_point mStart;
+
+public:
+    TimestampLog(std::ostream &os, std::string_view description);
+    void vlog(std::string_view fmt, std::format_args args) override;
+};
+
+}