def presence

bendvy-ecs-core@0.1.0.4 · relation_query.bend:63

import bendvy-ecs-core@0.1.0.4/relation_query.bend as RelationQuery
import Base
import component.bend as Cmp

63def presence(~S:Data,value:Value<S>) -> Cmp.Access<Bool>:
64  match value:
65    case Missing{}: Cmp.ComponentAbsent{}
66    case _: Cmp.Found{True{}}

Uses (3)

Used by (1)