Unique range (slice) owning its source of Source.
Copy construction is disabled, explicit copying is instead done through member .dup.
Construct from source.
Pop back element and return it.
Pop front element and return it.
Pop back element.
Pop front element.
Back element.
Is true if range is empty.
Front element.
See Implementation
Unique range (slice) owning its source of Source.
Copy construction is disabled, explicit copying is instead done through member .dup.