val pp_error : (Stdlib.Format.formatter -> 'a -> unit) -> Stdlib.Format.formatter -> [< `Deflate of 'a | `Deflate_file of Fpath.t * 'a ] -> unit
Error.Def
val pp_error : (Stdlib.Format.formatter -> 'a -> unit) -> Stdlib.Format.formatter -> [< `Deflate of 'a | `Deflate_file of Fpath.t * 'a ] -> unit