def items_ok
import minebender-game@1.0.0.0/solver.bend as Solverimport Base
import minebender-game@1.0.0.0/types.bend as T
69def items_ok(its: List<&2, Item>, +layout: T.Grid(Bool)) -> Bool:
70 match its:
71 case Nil{}:
72 True{}
73 case Item{p, s, ns} <> t:
74 item_ok(s, p, ns, layout) && items_ok(t, layout)