Trait Sorter 

pub trait Sorter: Fn(&RoomListItem, &RoomListItem) -> Ordering { }

A trait “alias” that represents a sorter.

A sorter is simply a function that receives two &Rooms and returns a Ordering.

Implementors

impl<F> Sorter for F

where F: Fn(&RoomListItem, &RoomListItem) -> Ordering,