From 0a537d5e86abe32fc1c3829685fef7b91df5b380 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Wed, 29 Jan 2014 20:37:59 +0100
Subject: [PATCH] Improve type checking in ol.format.Polyline.decodeDeltas

---
 src/ol/format/polylineformat.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ol/format/polylineformat.js b/src/ol/format/polylineformat.js
index a50cef525f..69c46a84e6 100644
--- a/src/ol/format/polylineformat.js
+++ b/src/ol/format/polylineformat.js
@@ -97,6 +97,7 @@ ol.format.Polyline.decodeDeltas = function(encoded, dimension, opt_factor) {
   var factor = goog.isDef(opt_factor) ? opt_factor : 1e5;
   var d;
 
+  /** @type {Array.<number>} */
   var lastNumbers = new Array(dimension);
   for (d = 0; d < dimension; ++d) {
     lastNumbers[d] = 0;