def h.head
import yaml-for-bend@0.1.1.0/parse.bend as Parseimport Base
import yaml-for-bend@0.1.1.0/token.bend as T
644def h.head(ts: List<&2, T.Token>, +ps: Ps) -> PStep:
645 match ts:
646 case Nil{}:
647 PStop{ps, None{}}
648 case Con{+t, rest}:
649 h.token(tok.kind(t), t, ps)