changes.rb in gerry-0.1.3

- old
+ new

@@ -14,11 +14,11 @@
         if !options.empty?
           url += '?' + map_options(options)
         end
 
         response = get(url)
-        return response unless response.last.delete('_more_changes')
+        return response if response.empty? || !response.last.delete('_more_changes')
 
         # Get the original start parameter, if any, else start from 0.
         query = URI.parse(url).query
         query = query ? CGI.parse(query) : { 'S' => ['0'] }
         start = query['S'].join.to_i
@@ -28,10 +28,10 @@
           # Replace the start parameter, using the original start as an offset.
           query['S'] = ["#{start + response.size}"]
           url = endpoint + '?' + map_options(query)
 
           response.concat(get(url))
-          return response unless response.last.delete('_more_changes')
+          return response if response.empty? || !response.last.delete('_more_changes')
         end
       end
     end
   end
 end