/usr/lib/ats2-postiats-0.2.6/prelude/SATS/option_vt.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.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 | (***********************************************************************)
(* *)
(* Applied Type System *)
(* *)
(***********************************************************************)
(*
** ATS/Postiats - Unleashing the Potential of Types!
** Copyright (C) 2010-2013 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.
*)
(* ****** ****** *)
(*
** Source:
** $PATSHOME/prelude/SATS/CODEGEN/option_vt.atxt
** Time of generation: Sat Jun 27 21:39:12 2015
*)
(* ****** ****** *)
(* Author: Hongwei Xi *)
(* Authoremail: hwxi AT cs DOT bu DOT edu *)
(* Start time: February, 2012 *)
(* ****** ****** *)
sortdef vt0p = viewt@ype
(* ****** ****** *)
#if(0)
//
// HX: these decls are available in [basic_dyn.sats]
//
stadef option_vt = option_vt0ype_bool_vtype
vtypedef Option_vt (a:vt0p) = [b:bool] option_vt (a, b)
//
#endif
(* ****** ****** *)
fun{a:vt0p}
option_vt_some (x: a):<!wrt> option_vt (a, true)
fun{a:vt0p}
option_vt_none ((*void*)):<!wrt> option_vt (a, false)
(* ****** ****** *)
fun{
a:vt0p
} option_vt_make_opt
{b:bool} (
b: bool b, x: &opt (INV(a), b) >> a?
) :<!wrt> option_vt (a, b) // endfun
(* ****** ****** *)
fun{}
option_vt_is_some{a:vt0p}
{b:bool} (opt: !option_vt (INV(a), b)):<> bool (b)
// end of [option_vt_is_some]
fun{}
option_vt_is_none{a:vt0p}
{b:bool} (opt: !option_vt (INV(a), b)):<> bool (~b)
// end of [option_vt_is_none]
(* ****** ****** *)
fun{a:vt0p}
option_vt_unsome (opt: option_vt (INV(a), true)):<!wrt> a
fun{a:vt0p}
option_vt_unnone (opt: option_vt (INV(a), false)):<!wrt> void
(* ****** ****** *)
fun{a:t0p}
option_vt_free (opt: Option_vt (INV(a))):<!wrt> void
(* ****** ****** *)
fun{a:vt0p}
fprint_option_vt{b:bool}
(out: FILEref, opt: !option_vt (INV(a), b)): void
overload fprint with fprint_option_vt
(* ****** ****** *)
//
// overloading for certain symbols
//
(* ****** ****** *)
overload iseqz with option_vt_is_none
overload isneqz with option_vt_is_some
(* ****** ****** *)
(* end of [option_vt.sats] *)
|