Module Stdune.Fmt

type 'a t = Format.formatter -> 'a -> unit
val list : ?pp_sep:unit t -> 'a t -> 'a list t
val failwith : ('a, Format.formatter, unit, 'b) format4 -> 'a
val string : string -> Format.formatter -> unit
val text : string t
val prefix : (Format.formatter -> unit) -> (Format.formatter -> 'b -> 'c) -> Format.formatter -> 'b -> 'c
val ocaml_list : 'a t -> 'a list t
val break : unit t
val quoted : string t
val const : 'a t -> 'a -> unit t
val record : (string * unit t) list t
val tuple : 'a t -> 'b t -> ('a * 'b) t
val nl : unit t
val optional : 'a t -> 'a option t