def absent

bendvy-ecs-core@0.1.0.4 · restore_graph_validation.bend:21

import Base
import bendvy-ecs-core@0.1.0.4/entity_key.bend as Key

21def absent(~S:Data,value:Maybe<&2,Key.Key>) -> Bool:
22  match value:
23    case None{}:True{}
24    case Some{_}:False{}