FIX: i fucking wrote profiler just to find that sleep function takes SECONDS arg 😭😭😭😭😭😭😭😭😭😭

src/util/PerfTimer.h

@@ -10,6 +10,12 @@
 	#define TIMER_PUSH(x)		PerfTimer::push(x)
 	#define TIMER_POP()			PerfTimer::pop()
 	#define TIMER_POP_PUSH(x)	PerfTimer::popPush(x)
+#elif defined(SERVER_PROFILER)
+    #include "ServerProfiler.h"
+
+    #define TIMER_PUSH(x)       ServerProfiler::push(x)
+    #define TIMER_POP()         ServerProfiler::pop()
+    #define TIMER_POP_PUSH(x)	ServerProfiler::popPush(x)
 #else
 	#define TIMER_PUSH(x)		((void*)0)
 	#define TIMER_POP()			((void*)0)

src/util/ServerProfiler.cpp

@@ -0,0 +1,4 @@
+#include "ServerProfiler.h"
+
+std::stack<ServerProfiler::Entry> ServerProfiler::stack;
+std::unordered_map<std::string, double> ServerProfiler::times;

src/util/ServerProfiler.h

@@ -0,0 +1,43 @@
+#pragma once
+
+#include <chrono>
+#include <ratio>
+#include <iostream>
+#include <string>
+#include <unordered_map>
+#include <stack>
+
+namespace ServerProfiler {
+    using clock = std::chrono::high_resolution_clock;
+
+    struct Entry {
+        std::string name;
+        clock::time_point start;
+    };
+
+    static std::stack<Entry> stack;
+    static std::unordered_map<std::string, double> times;
+
+    inline void push(const std::string& name) {
+        stack.push({name, clock::now()});
+    }
+
+    inline void pop() {
+        auto end = clock::now();
+        auto e = stack.top();
+        stack.pop();
+
+        double dt = std::chrono::duration<double, std::micro>(end - e.start).count();
+        times[e.name] += dt;
+    }
+
+    inline void popPush(const std::string& name) {
+        pop(); push(name);
+    }
+
+    inline void report() {
+        for (auto& it : times) {
+            std::cout << "[PROFILER] " << it.first << ": " << it.second << std::endl;
+        }
+    }
+};