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(*
* Copyright (c) 2016 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*)
open! Utils
module F = Format
(** Wrappers for making pretty-printable modules *)
module type SetOrderedType = sig
include Set.OrderedType
val pp_element : F.formatter -> t -> unit
end
module type MapOrderedType = sig
include Map.OrderedType
val pp_key : F.formatter -> t -> unit
end
module type PPSet = sig
include Set.S
val pp_element : F.formatter -> elt -> unit
val pp : F.formatter -> t -> unit
end
module type PPMap = sig
include Map.S
val pp_key : F.formatter -> key -> unit
val pp : pp_value:(F.formatter -> 'a -> unit) -> F.formatter -> 'a t -> unit
end
let pp_collection ~pp_item fmt c =
let pp_collection fmt c =
let pp_sep fmt () = F.fprintf fmt ", " in
F.pp_print_list ~pp_sep pp_item fmt c in
F.fprintf fmt "{ %a }" pp_collection c
module MakePPSet (Ord : SetOrderedType) = struct
include Set.Make(Ord)
let pp_element = Ord.pp_element
let pp fmt s =
let pp_item fmt e = F.fprintf fmt "%a" Ord.pp_element e in
pp_collection ~pp_item fmt (elements s)
end
module MakePPMap (Ord : MapOrderedType) = struct
include Map.Make(Ord)
let pp_key = Ord.pp_key
let pp ~pp_value fmt m =
let pp_item fmt (k, v) = F.fprintf fmt "%a -> %a" Ord.pp_key k pp_value v in
pp_collection ~pp_item fmt (bindings m)
end