Java to Kotlin convertor: generating of val/var constructor parameters when possible

j2k/tests/testData/ast/enum/fieldsWithPrimaryPrivateConstructor.java

@@ -1,13 +1,14 @@
 //class
 enum Color {
-  WHITE(21), BLACK(22), RED(23), YELLOW(24), BLUE(25);
+    WHITE(21), BLACK(22), RED(23), YELLOW(24), BLUE(25);
 
-  private int code;
+    private int code;
 
-  private Color(int c) {
-    code = c;
-  }
+    private Color(int c) {
+        code = c;
+    }
 
-  public int getCode() {
-    return code;
-  }
+    public int getCode() {
+        return code;
+    }
+}