saving output settings

utils/utils.h

@@ -3,13 +3,19 @@
 
 #include <string>
 #include <vector>
+#include <map>
 #include "../check/check.h"
+#include "output/output_options.h"
 
 std::string to_utf8(std::wstring wide_string);
 std::wstring from_utf8(std::string string);
 
 std::string get_path_relative_to_home(std::string path);
 
+// template <typename K, typename V>
+// K find_key_by_value(std::map<K, V> &m, V value);
+std::string find_key_by_value(const std::map<std::string, ColumnType> &m, ColumnType value);
+
 template <typename T>
 bool vector_contains_element(const std::vector<T> &vector, const T &to_find);
 template <class T>