             grammar: grammar,
             extension: extension,
             version: version
+            # Google Analytics
+            label: version
+            value: "#{grammar}|#{extension}"
         }
         return @showError(new Error \
         "Can not find renderer for grammar #{grammar}.")

        event: 'Error'
        properties:
          error: e
      }
      return @showError e


          userId: atom.config.get 'preview._analyticsUserId'
          event: 'Nothing to render'
          properties:
            grammar: grammar
            extension: extension
            version: version
            # Google Analytics
            label: version
            value: "#{grammar}|#{extension}"
        }
        return @showError new Error "Nothing to render."
      if renderer?
