EntityKey.generation: def of bendvy-ecs-core@0.1.0.3
Import: import bendvy-ecs-core@0.1.0.3/entity_key.bend as EntityKey
Lines 15-18 of bendvy-ecs-core@0.1.0.3/entity_key.bend: https://jend.leeeet.dev/read.txt?path=bendvy-ecs-core@0.1.0.3/entity_key.bend&start_line=15&end_line=18

import Base

# Return the stored generation without validating a live entity or world.
def generation(key:Key) -> U32:
  match key:
    case EntityKey{_,generation}:generation

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bendvy-ecs-core@0.1.0.3/entity_key.bend&name=Key