RelationCommands.publish_relate: def of bendvy-ecs-core@0.1.0.4
Import: import bendvy-ecs-core@0.1.0.4/relation_commands.bend as RelationCommands
Lines 37-40 of bendvy-ecs-core@0.1.0.4/relation_commands.bend: https://jend.leeeet.dev/read.txt?path=bendvy-ecs-core@0.1.0.4/relation_commands.bend&start_line=37&end_line=40

import Base
import entity_key.bend as Key
import relation_types.bend as G
import world.bend as W

def publish_relate(~S: Data,~C: Type,~R: Type,~E: Data,observed: W.World<S,Store<S,C>,R,Notice<S,E>> & Maybe<&2,G.Error>,descriptor: G.Descriptor<S>,source:Key.Key,target:Key.Key) -> W.World<S,Store<S,C>,R,Notice<S,E>>:
  match observed:
    case (world,None{}): world
    case (world,Some{error}): W.event_publish(~S,~Store<S,C>,~R,~Notice<S,E>,world,[RelationFailed{G.Failure{descriptor,G.Relate{},source,target,error}}])

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/entity_key.bend&name=Key
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/relation_commands.bend&name=Notice
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/relation_commands.bend&name=Store
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/relation_types.bend&name=Descriptor
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/relation_types.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/relation_types.bend&name=Failure
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/relation_types.bend&name=Operation
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/world.bend&name=World
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.4/world.bend&name=event_publish