/usr/lib/ats2-postiats-0.2.6/libats/ML/SATS/option0.sats is in ats2-lang 0.2.6-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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(* *)
(* Applied Type System *)
(* *)
(***********************************************************************)
(*
** ATS/Postiats - Unleashing the Potential of Types!
** Copyright (C) 2011-2013 Hongwei Xi, ATS Trustful Software, Inc.
** All rights reserved
**
** ATS is free software; you can redistribute it and/or modify it under
** the terms of the GNU GENERAL PUBLIC LICENSE (GPL) as published by the
** Free Software Foundation; either version 3, or (at your option) any
** later version.
**
** ATS is distributed in the hope that it will be useful, but WITHOUT ANY
** WARRANTY; without even the implied warranty of MERCHANTABILITY or
** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
** for more details.
**
** You should have received a copy of the GNU General Public License
** along with ATS; see the file COPYING. If not, please write to the
** Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
** 02110-1301, USA.
*)
(* ****** ****** *)
(* Author: Hongwei Xi *)
(* Authoremail: gmmhwxiATgmailDOTcom *)
(* Start time: May, 2012 *)
(* ****** ****** *)
#define ATS_PACKNAME "ATSLIB.libats.ML"
#define ATS_EXTERN_PREFIX "atslib_ML_" // prefix for external names
(* ****** ****** *)
staload "libats/ML/SATS/basis.sats"
(* ****** ****** *)
typedef SHR(a:type) = a // for commenting purpose
typedef NSH(a:type) = a // for commenting purpose
(* ****** ****** *)
//
castfn
option0_of_option
{a:t@ype} (xs: Option a):<> option0 (a)
castfn
option0_of_option_vt
{a:t@ype} (xs: Option_vt a):<> option0 (a)
//
(* ****** ****** *)
castfn
g0ofg1_option {a:t@ype} (xs: Option (a)):<> option0 (a)
overload g0ofg1 with g0ofg1_option
castfn
g1ofg0_option {a:t@ype} (xs: option0 (a)):<> Option (a)
overload g1ofg0 with g1ofg0_option
(* ****** ****** *)
//
fun{
} option0_none
{a:t0p} ((*void*)):<> option0 (a)
//
fun{
a:t0p
} option0_some (x: a):<> option0 (a)
//
(* ****** ****** *)
fun{}
option0_is_none {a:t0p} (x: option0 a):<> bool
overload iseqz with option0_is_none
fun{}
option0_is_some {a:t0p} (x: option0 a):<> bool
overload isneqz with option0_is_some
(* ****** ****** *)
fun{a:t0p}
option0_unsome_exn (opt: option0 (a)):<!exn> a
(* ****** ****** *)
fun{a:t0p}
fprint_option0 (out: FILEref, opt: option0 (a)): void
overload fprint with fprint_option0
(* ****** ****** *)
//
fun{
a:t0p}{b:t0p
} option0_map
(xs: option0 (INV(a)), f: cfun (a, b)): option0 (b)
//
(* ****** ****** *)
(* end of [option0.sats] *)
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