def obs_item
import bend-collections@1.0.0.0/src/containers/queue.bend as Queueimport Base
import bend-collections@1.0.0.0/src/containers/types/queue.bend as E
58def obs_item(~T: Data, r: Queue<T> & Result<&2, &2, E.Error, T>) -> Queue<T> & E.Obs<T>:
59 (q, x) = r
60 (q, E.OItem{x})