Improved range function

Author: dukky

src/main/java/VerbalExpression.java

@@ -132,13 +132,11 @@ public VerbalExpression any(String value) {
         return this;
     }
 
-    public VerbalExpression range(Object[] args) {
+    public VerbalExpression range(String... args) {
         String value = "[";
-        for(int _from = 0; _from < args.length; _from += 2) {
-            int _to = _from+1;
-            if (args.length <= _to) break;
-            int from = Integer.getInteger(sanitize((String)args[_from]));
-            int to = Integer.getInteger(sanitize((String)args[_to]));
+        for (int _to = 1; _to < args.length; _to += 2) {
+            String from = sanitize((String)args[_to - 1]);
+            String to = sanitize((String)args[_to]);
 
             value += from + "-" + to;
         }