ligo/src/lib_stdlib/utils.mli
2018-06-30 17:41:32 +02:00

41 lines
2.3 KiB
OCaml

(*****************************************************************************)
(* *)
(* Open Source License *)
(* Copyright (c) 2018 Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
(* *)
(* Permission is hereby granted, free of charge, to any person obtaining a *)
(* copy of this software and associated documentation files (the "Software"),*)
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(* Software is furnished to do so, subject to the following conditions: *)
(* *)
(* The above copyright notice and this permission notice shall be included *)
(* in all copies or substantial portions of the Software. *)
(* *)
(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *)
(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *)
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(*****************************************************************************)
module Infix : sig
(** Compose functions from right to left. *)
val (<<) : ('b -> 'c) -> ('a -> 'b) -> 'a -> 'c
(** Sequence: [i--j] is the sequence [i;i+1;...;j-1;j] *)
val (--) : int -> int -> int list
end
(** Print a paragraph in a box **)
val display_paragraph: Format.formatter -> string -> unit
(** [finalize f g ] ensures g() called after f(), even if exception raised **)
val finalize: (unit -> 'a) -> (unit -> unit) -> 'a