def first_error

bendvy-ecs-core@0.1.0.4 · compose.bend:44

import Base
import world.bend as W

44def first_error(previous: Maybe<&2,W.WorldError>,error: W.WorldError) -> Maybe<&2,W.WorldError>:
45  match previous:
46    case None{}: Some{error}
47    case Some{previous}: Some{previous}