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--- a/src/utils/smallut.h
+++ b/src/utils/smallut.h
@@ -225,6 +225,28 @@
         return m_map;
     }
 };
+template <typename T>
+class create_vector
+{
+private:
+    std::vector<T> m_vector;
+public:
+    create_vector(const T& val)
+    {
+        m_vector.push_back(val);
+    }
+
+    create_vector<T>& operator()(const T& val)
+    {
+        m_vector.push_back(val);
+        return *this;
+    }
+
+    operator std::vector<T>()
+    {
+        return m_vector;
+    }
+};
 
 #ifndef MIN
 #define MIN(A,B) (((A)<(B)) ? (A) : (B))