Function screeps::game::map::find_route

pub fn find_route<F>(
    from: RoomName,
    to: RoomName,
    options: Option<FindRouteOptions<F>>
) -> Result<Vec<RouteStep>, ErrorCode>
where
    F: FnMut(RoomName, RoomName) -> f64,

Get the route from a given room leading toward a destination room, with an optional FindRouteOptions parameter allowing control over the costs to enter rooms.

Returns an Array with an object per room in the route, with keys exit containing an ExitDirection and room containing room name as a JsString.

Screeps documentation