type Head
import yaml-for-bend@0.1.1.0/scan.bend as Scanimport Base
89# A block scalar's header: how to chomp, the indentation indicator (0 when
90# there's none), and the cursor after it; or an error.
91type Head is Data:
92 Head{chomp: Chomp, inc: Nat, cur: Cur}
93 HeadBad{why: String}