Use ol.isDef in assertion

This addresses comment https://github.com/openlayers/ol3/commit/e558b5db639065fa0a7e41012cb9fa2fde7c41d5#commitcomment-13406867 by @elemoine.
2015-09-25 10:41:09 +02:00
parent 8eea827343
commit 7352ddeb89
1 changed files with 1 additions and 1 deletions
@@ -140,7 +140,7 @@ ol.renderer.Map.prototype.forEachFeatureAtCoordinate =
   * @return {?} Callback result.
   */
  function forEachFeatureAtCoordinate(feature) {
-    goog.asserts.assert(feature !== undefined, 'received a feature');
+    goog.asserts.assert(ol.isDef(feature), 'received a feature');
    var key = goog.getUid(feature).toString();
    if (!(key in features)) {
      features[key] = true;