Small ThreadPool improvements

src/utils/srcs/ThreadPool.cpp

@@ -8,16 +8,17 @@ ThreadPool::ThreadPool(std::function<void(std::string)> onError, std::size_t wor
 }
 
 ThreadPool::~ThreadPool() {
+    {
+        std::lock_guard lock(queueLock);
         stop = true;
         somethingNew.notify_all();
+    }
     for (auto &t: threads) { t.join(); }
 }
 
 void ThreadPool::push(std::function<void()> &&func) {
-    {
     std::lock_guard lock(queueLock);
     queue.push(std::move(func));
-    }
     somethingNew.notify_one();
 }
 
@@ -43,17 +44,14 @@ void ThreadPool::loop() {
         queue.pop();
 
         qLock.unlock();
-
         try {
             task();
         } catch (std::exception &e) { onError(std::string(e.what())); }
+        qLock.lock();
 
-        {
-            std::lock_guard qLock(queueLock);
         running--;
         if (queue.empty() && running == 0) { finished.notify_all(); }
     }
-    }
 }
 
 bool ThreadPool::empty() {