Source file `ser_uint63.ml`

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(************************************************************************)
(*         *   The Coq Proof Assistant / The Coq Development Team       *)
(*  v      *         Copyright INRIA, CNRS and contributors             *)
(* <O___,, * (see version control and CREDITS file for authors & dates) *)
(*   VV/  **************************************************************)
(*    //   *    This file is distributed under the terms of the         *)
(*         *     GNU Lesser General Public License Version 2.1          *)
(*         *     (see LICENSE file for the text of the license)         *)
(************************************************************************)

(************************************************************************)
(* SerAPI: Coq interaction protocol with bidirectional serialization    *)
(************************************************************************)
(* Copyright 2016-2019 MINES ParisTech -- License LGPL 2.1+             *)
(* Copyright 2019-2023 Inria           -- License LGPL 2.1+             *)
(* Written by: Emilio J. Gallego Arias and others                       *)
(************************************************************************)

open Sexplib

type _t = string [@@deriving yojson]
let _t_put = Uint63.to_string
let _t_get x = Uint63.of_int64 (Int64.of_string x)

type t = Uint63.t

let t_of_sexp (x : Sexp.t) : Uint63.t = _t_get (Conv.string_of_sexp x)
let sexp_of_t (x : Uint63.t) : Sexp.t = Conv.sexp_of_string (_t_put x)

let of_yojson json = Ppx_deriving_yojson_runtime.(_t_of_yojson json >|= _t_get)
let to_yojson level = _t_to_yojson (_t_put level)

let hash_fold_t st i =
  Ppx_hash_lib.Std.Hash.Builtin.hash_fold_int64 st (Uint63.to_int64 i)

let compare i1 i2 =
  Ppx_compare_lib.Builtin.compare_int64 (Uint63.to_int64 i1) (Uint63.to_int64 i2)