Add ToStringExpression

test/test.bld

@@ -74,6 +74,6 @@ main {
 	plus : <12:double>, <10:double>, <678:double>;
 	@sum.#set : ( plus : <12:double>, <13:double> ) ;
 	System.print : <Hello World!:string> ;
-	#print : ( ParseDouble : @sum ) ;
+	#print : ( toString : @sum ) ;
 }
 end 

wolvm/Value.cs

@@ -69,7 +69,7 @@ public Value GetField(string name)
             }
         }
 
-        public bool CheckType(string name) => VirtualMachine.GetWolClass(name) == type ? true : false; //thanks C# for one-string functions))
+        public bool CheckType(string name) => name == type.strtype ? true : false; //thanks C# for one-string functions))
 
         public static Value GetSmallValue(string val, Value parent = null)
         {

wolvm/VirtualMachine.cs

@@ -25,7 +25,8 @@ public static class VirtualMachine
             { "ParseInt", new ParseIntExpression() },
             { "set", new SetExpression() },
             { "ParseDouble", new ParseDoubleExpression() },
-            { "System.input", new InputExpression() }
+            { "System.input", new InputExpression() },
+            { "toString", new ToStringExpression() }
         };
         private static bool test = false;
 

wolvm/expressions/ToStringExpression.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace wolvm
+{
+    public class ToStringExpression : VMExpression
+    {
+        public Value ParseExpression(params Value[] args)
+        {
+            Value val = args[0];
+            if (val.CheckType("double")) return new Value(new wolString(((wolDouble)val.type).value.ToString()));
+            else if (val.CheckType("int")) return new Value(new wolString(((wolInt)val.type).value.ToString()));
+            else return new Value(new wolString(System.Text.RegularExpressions.Regex.Escape(val.type.strtype)));
+        }
+    }
+}