addRoute implemented

README.md

@@ -60,16 +60,19 @@ You can use regular expressions as well. This leads myapp.com/register to your U
     Ni.addRoute(/^\/register/i, '/User/register');
 
 If you want to use arguments with custom routes, you can do that as well:
-    Ni.addRoute(/^\/details\/([\d]+)/i, '/User/details/$1');
+    Ni.addRoute(/^\/details\/(.*)$/i, '/User/details/$1');
 
-You can also define functions to test the path. This example will add the first and second path variables. 
-Calling myapp.com/1/2 will internally redirect to use the "Number" controller and call the "positive" function, while calling myapp.com/1/-2 will call the "negative" function.
+You can also define functions to test the path. For example:
+Calling myapp.com/add/1/2 will internally redirect to use the "Number" controller and call the "positive" function, while calling 
+myapp.com/add/1/-2 will call the "negative" function.
 	Ni.addRoute(function(path) {
 	    var args = path.split('/'),
-	    firstNum = parseInt(args[1]),
-	    secondNum = parseInt(args[2]),
+	    firstNum = parseInt(args[2]),
+	    secondNum = parseInt(args[3]),
 	    result = firstNum + secondNum;
-	    return result > 0 ? '/Number/positive' : '/Number/negative'; // returning false would leave the path untouched
+        if (args[1] !== 'add')
+            return false; // this leaves the path untouched and prevents this function from sucking in all other requests as well
+	    return result > 0 ? '/Number/positive' : '/Number/negative';
 	});
 
 You can limit the allowed HTTP methods by using custom routes.