package alcotest

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val tag : [ `Ok | `Fail | `Skip | `Todo | `Assert ] Fmt.t
val map_theta : (Format.formatter -> unit) -> f:(unit Fmt.t -> unit Fmt.t) -> Format.formatter -> unit
val pp_plural : int Fmt.t

This is for adding an 's' to words that should be pluralized, e.g.

let n = List.length items in
Fmt.pr "Found %i item%a." n pp_plural n
module Make (X : sig ... end) : sig ... end
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