package qcow

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in-package search v0.2.0

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val map_p : 
  ('a -> ('b, 'error) Result.result Lwt.t) ->
  'a list ->
  ('b list, 'error) Result.result Lwt.t

map_p f xs computes f x where x \in xs concurrently and returns a list of successful results or the first error encountered. All threads will have terminated by the time the function returns.