+ ICON_TAGS = [
+ "aeroway", "amenity", "barrier", "building", "highway", "landuse",
+ "leisure", "man_made", "natural", "railway", "shop", "tourism", "waterway"
+ ]
+
+ def icon_tags(object)
+ object.tags.find_all { |k,v| ICON_TAGS.include? k }
+ end
+