Feature.repeated: def of bendvy-ecs-core@0.1.0.3
Import: import bendvy-ecs-core@0.1.0.3/feature.bend as Feature
Lines 60-63 of bendvy-ecs-core@0.1.0.3/feature.bend: https://jend.leeeet.dev/read.txt?path=bendvy-ecs-core@0.1.0.3/feature.bend&start_line=60&end_line=63

import Base

def repeated(present:Bool,name:String,next:Unit -> Validation) -> Validation:
  match present:
    case True{}: Invalid{DuplicateFeature{name}}
    case False{}: next(Unit{})

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.3/feature.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.3/feature.bend&name=Validation