Add message to assertions.

2015-03-30 22:50:15 +02:00
parent 2c40d74a15
commit fb9ba22c30
45 changed files with 394 additions and 221 deletions
--- a/src/ol/source/mapquestsource.js
+++ b/src/ol/source/mapquestsource.js
@@ -20,7 +20,8 @@ goog.require('ol.source.XYZ');
 ol.source.MapQuest = function(opt_options) {

  var options = goog.isDef(opt_options) ? opt_options : {};
-  goog.asserts.assert(options.layer in ol.source.MapQuestConfig);
+  goog.asserts.assert(options.layer in ol.source.MapQuestConfig,
+      'known layer configured');

  var layerConfig = ol.source.MapQuestConfig[options.layer];