Constructs a TmFerryQuery object for the given MBTA ferry route.
Calling $stop() on a terminus stop will issue a warning.
Arguments
- route
Ferry route ID, e.g.
"Boat-F1","Boat-F4". Usetm_ferry_routes()to see all valid route IDs.- base_url
API base URL. Defaults to the production host or the
tm_dashboard_base_urloption.