def last.at
import ezx@1.11.0.0/src/ez/named.bend as Namedimport Base
19# one char in front of what was seen, when no slash has been passed yet
20def last.at(slash: Bool, ch: Char, rest: String) -> Seen:
21 match slash:
22 case True{}:
23 Seen{True{}, rest}
24 case False{}:
25 Seen{False{}, SCon{ch, rest}}