According to the [wiki](https://wiki.openstreetmap.org/w/index.php?title=Tag:highway%3Delevator&oldid=2476102) (and elements with this rule can be found in osm database), a highway=elevator can be an area. Currently, an area with this tag shows a warning telling the way should not be closed.
According to the wiki (and elements with this rule can be found in osm database), a highway=elevator can be an area.
Currently, an area with this tag shows a warning telling the way should not be closed.