package symbols.value;

public enum Value_t {

    INTEGER("INTEGER"),
    REAL("REAL"),
    STRING("STRING"),
    BOOLEAN("BOOLEAN"),
    TABLE("TABLE"),
    USER_FUNCTION("USER_FUNCTION"),
    LIBRARY_FUNCTION("LIBRARY_FUNCTION"),
    NULL("NULL"),
    OBJECT("OBJECT"),
    AST("AST"),
    ERROR("ERROR"),     
    UNDEFINED("UNDEFINED");

    private final String _type;

    private Value_t(String type) {
        _type = type;
    }

    @Override
    public String toString() {
        return _type;
    }

}

@@ -54,22 +54,22 @@
 TEGER(%22I
-NTEGER
+nteger
 %22),%0A    
@@ -75,19 +75,19 @@
  REAL(%22R
-EAL
+eal
 %22),%0A    
@@ -95,21 +95,21 @@
 TRING(%22S
-TRING
+tring
 %22),%0A    
@@ -118,22 +118,22 @@
 OLEAN(%22B
-OOLEAN
+oolean
 %22),%0A    
@@ -140,20 +140,20 @@
 TABLE(%22T
-ABLE
+able
 %22),%0A    
@@ -168,28 +168,27 @@
 CTION(%22U
-SER_FUNCTION
+serFunction
 %22),%0A    
@@ -206,31 +206,30 @@
 CTION(%22L
-IBRARY_FUNCTION
+ibraryFunction
 %22),%0A    
@@ -235,19 +235,19 @@
  NULL(%22N
-ULL
+ull
 %22),%0A    
@@ -255,21 +255,21 @@
 BJECT(%22O
-BJECT
+bject
 %22),%0A    
@@ -274,18 +274,18 @@
   AST(%22A
-ST
+st
 %22),%0A    
@@ -296,20 +296,15 @@
 R(%22E
-RROR%22),     
+rror%22),
 %0A   
@@ -316,24 +316,24 @@
 FINED(%22U
-NDEFINED
+ndefined
 %22);%0A%0A   
@@ -393,24 +393,24 @@
 ing type) %7B%0A
-
         _typ
@@ -412,16 +412,25 @@
  _type =
+ %22Fox.%22 +
  type;%0A 

Change toString return value.