Stronger type checking to continue only if data is defined

2015-04-14 14:15:47 +02:00
parent 12022122a6
commit f1f0b37bdc
1 changed files with 1 additions and 1 deletions
--- a/src/ol/source/tileutfgridsource.js
+++ b/src/ol/source/tileutfgridsource.js
@@ -271,7 +271,7 @@ ol.source.TileUTFGridTile_.prototype.getImage = function(opt_context) {
 */
 ol.source.TileUTFGridTile_.prototype.getData = function(coordinate) {
  if (goog.isNull(this.grid_) || goog.isNull(this.keys_) ||
-      goog.isNull(this.data_)) {
+      !goog.isDefAndNotNull(this.data_)) {
    return null;
  }
  var xRelative = (coordinate[0] - this.extent_[0]) /