def drops.of
import ezx@1.11.0.0/src/lock/plan.bend as Planimport Base
910# the committed trees the upgrade moved off, removed ahead of what follows
911def drops.of(ds: List<&2, String>, rest: List<&2, Effect>) -> List<&2, Effect>:
912 match ds:
913 case []:
914 rest
915 case h <> t:
916 Drop{h} <> drops.of(t, rest)