From f06adff56c2af0300847e21107b7d8fb08719358 Mon Sep 17 00:00:00 2001
From: Frederic Junod <frederic.junod@camptocamp.com>
Date: Mon, 10 Feb 2014 16:13:46 +0100
Subject: [PATCH] Add ol.format.XSD.readNonNegativeIntegerString function

---
 src/ol/format/xsdformat.js | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/ol/format/xsdformat.js b/src/ol/format/xsdformat.js
index 69056e2dc5..058cedd1f9 100644
--- a/src/ol/format/xsdformat.js
+++ b/src/ol/format/xsdformat.js
@@ -97,7 +97,16 @@ ol.format.XSD.readDecimalString = function(string) {
  */
 ol.format.XSD.readNonNegativeInteger = function(node) {
   var s = ol.xml.getAllTextContent(node, false);
-  var m = /^\s*(\d+)\s*$/.exec(s);
+  return ol.format.XSD.readNonNegativeIntegerString(s);
+};
+
+
+/**
+ * @param {string} string String.
+ * @return {number|undefined} Non negative integer.
+ */
+ol.format.XSD.readNonNegativeIntegerString = function(string) {
+  var m = /^\s*(\d+)\s*$/.exec(string);
   if (m) {
     return parseInt(m[1], 10);
   } else {