def required

bendvy-ecs-core@0.1.0.4 · ordinary_optional_resource.bend:38

import Base
import bendvy-ecs-core@0.1.0.4/ordinary_schema.bend as Schema
import bendvy-ecs-core@0.1.0.4/owner_product.bend as Product
import bendvy-ecs-core@0.1.0.4/world.bend as W

38def required(~S:Data,~C:Type,~R:Type,~E:Data,~P:Type,~Rest:Type,~V:Data,~identity:Schema.Resource<S,P>,~lens:Product.Lens<R,Slot<S,P,identity>,Rest>,~view:P -> P & V,~declaration:Declaration<S,R,P,Rest,V,identity,lens,view>,world:W.World<S,C,R,E>) -> W.World<S,C,R,E> & List<&2,String>:
39  W.observe_resource(~S,~C,~R,~E,~List<&2,String>,~availability(~S,~R,~P,~Rest,~identity,~lens),world)