add identificato pattern

src/hack/patterns/identificator.hpp

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <cstddef>
+
+namespace hack::patterns
+{
+  template<typename T = std::size_t>
+  class identificator 
+  {
+    public:
+      identificator() { m_id = m_counter; ++m_counter; }
+
+    public:
+     T m_id;
+
+    private:
+      static inline T m_counter = 0;
+  };
+}