Some more advanced improvements to recruitment formula...

...and small one for debug_print

data/recruitment.fai

@@ -528,25 +528,41 @@ def initialize_weapon_specials_map(ai*)
 		[]
 	);
 
-
-if(my_leader.loc = loc(11,23),
-	if( my_side.gold>20,
-		initialize_weapon_specials_map(self) +
+def create_recruits_map(ai*)
+	if(vars.recruits_map_creator != turn,
 		[
-			recruit(
-				unit_chooser(
-					self,
-					recruitment_list_builder(
-						eval(self),
-						evaluate_attackers(self),
-						evaluate_defenders(self)
-					)
+			set_var('recruits_map_creator', turn ),
+			set_var('recruits_map',
+				recruitment_list_builder(
+					eval(ai),
+					evaluate_attackers(ai),
+					evaluate_defenders(ai)
 				)
 			)
 		],
-		fallback('') 
+		[]
+	);
+
+if(vars.turn_initialized = turn,
+	if(my_leader.loc = loc(11,23),
+		if( debug_print('Najtanszy rekrut: ', choose(
+				vars.recruits_map,
+				-key.cost
+			)).key.cost <
+			my_side.gold,
+			recruit(
+				unit_chooser(
+					self,
+					vars.recruits_map
+				)
+			),
+			fallback('') 
+		),
+		if(vars.check = turn, 
+			[set_var('check', 0), fallback('')], 
+			[set_var('check', turn), move(my_leader.loc, nearest_keep(my_leader.loc))])
 	),
-	if(vars.check = turn, 
-		[set_var('check', 0), fallback('')], 
-		[set_var('check', turn), move(my_leader.loc, nearest_keep(my_leader.loc))])
+	[set_var('turn_initialized', turn)] +
+	initialize_weapon_specials_map(self) +
+	create_recruits_map(self)
 )

src/formula_function.cpp

@@ -277,13 +277,13 @@ private:
 
 		if( args().size() == 1)
 		{
-			var1.serialize_to_string(str1);
+			str1 = var1.to_debug_string();
 			std::cout<< str1 << std::endl;
 			return var1;
 		} else {
 			str1 = var1.string_cast();
 			const variant var2 = args()[1]->evaluate(variables);
-			var2.serialize_to_string(str2);
+			str2 = var2.to_debug_string();
 			std::cout<< str1 << str2 << std::endl;
 			return var2;
 		}