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adding ATS and several sample files
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Brandon
187
samples/ATS/linset.hats
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187
samples/ATS/linset.hats
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(***********************************************************************)
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(* *)
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(* Applied Type System *)
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(* *)
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(***********************************************************************)
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(*
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** ATS/Postiats - Unleashing the Potential of Types!
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** Copyright (C) 2011-2013 Hongwei Xi, ATS Trustful Software, Inc.
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** All rights reserved
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**
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** ATS is free software; you can redistribute it and/or modify it under
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** the terms of the GNU GENERAL PUBLIC LICENSE (GPL) as published by the
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** Free Software Foundation; either version 3, or (at your option) any
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** later version.
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**
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** ATS is distributed in the hope that it will be useful, but WITHOUT ANY
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** WARRANTY; without even the implied warranty of MERCHANTABILITY or
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** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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** for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with ATS; see the file COPYING. If not, please write to the
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** Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
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** 02110-1301, USA.
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*)
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(* ****** ****** *)
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(* Author: Hongwei Xi *)
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(* Authoremail: hwxi AT cs DOT bu DOT edu *)
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(* Start time: December, 2012 *)
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(* ****** ****** *)
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//
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// HX: shared by linset_listord (* ordered list *)
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// HX: shared by linset_avltree (* AVL-tree-based *)
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//
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(* ****** ****** *)
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//
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// HX-2013-02:
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// for sets of nonlinear elements
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//
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absvtype set_vtype (a:t@ype+) = ptr
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//
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(* ****** ****** *)
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vtypedef set (a:t0p) = set_vtype (a)
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(* ****** ****** *)
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fun{a:t0p}
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compare_elt_elt (x1: a, x2: a):<> int
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(* ****** ****** *)
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fun{} linset_nil{a:t0p} ():<> set(a)
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fun{} linset_make_nil{a:t0p} ():<> set(a)
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(* ****** ****** *)
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fun{a:t0p} linset_sing (x: a):<!wrt> set(a)
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fun{a:t0p} linset_make_sing (x: a):<!wrt> set(a)
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(* ****** ****** *)
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fun{a:t0p}
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linset_make_list (xs: List(INV(a))):<!wrt> set(a)
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(* ****** ****** *)
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fun{}
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linset_is_nil {a:t0p} (xs: !set(INV(a))):<> bool
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fun{}
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linset_isnot_nil {a:t0p} (xs: !set(INV(a))):<> bool
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(* ****** ****** *)
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fun{a:t0p} linset_size (!set(INV(a))): size_t
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(* ****** ****** *)
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fun{a:t0p}
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linset_is_member (xs: !set(INV(a)), x0: a):<> bool
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fun{a:t0p}
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linset_isnot_member (xs: !set(INV(a)), x0: a):<> bool
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(* ****** ****** *)
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fun{a:t0p}
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linset_copy (!set(INV(a))):<!wrt> set(a)
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fun{a:t0p}
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linset_free (xs: set(INV(a))):<!wrt> void
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(* ****** ****** *)
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//
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fun{a:t0p}
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linset_insert
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(xs: &set(INV(a)) >> _, x0: a):<!wrt> bool
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//
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(* ****** ****** *)
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//
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fun{a:t0p}
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linset_takeout
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(
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&set(INV(a)) >> _, a, res: &(a?) >> opt(a, b)
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) :<!wrt> #[b:bool] bool(b) // endfun
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fun{a:t0p}
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linset_takeout_opt (&set(INV(a)) >> _, a):<!wrt> Option_vt(a)
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//
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(* ****** ****** *)
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//
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fun{a:t0p}
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linset_remove
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(xs: &set(INV(a)) >> _, x0: a):<!wrt> bool
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//
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(* ****** ****** *)
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//
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// HX: choosing an element in an unspecified manner
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//
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fun{a:t0p}
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linset_choose
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(
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xs: !set(INV(a)), x: &a? >> opt (a, b)
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) :<!wrt> #[b:bool] bool(b)
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//
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fun{a:t0p}
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linset_choose_opt (xs: !set(INV(a))):<!wrt> Option_vt(a)
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//
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(* ****** ****** *)
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fun{a:t0p}
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linset_takeoutmax
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(
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xs: &set(INV(a)) >> _, res: &a? >> opt(a, b)
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) :<!wrt> #[b:bool] bool (b)
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fun{a:t0p}
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linset_takeoutmax_opt (xs: &set(INV(a)) >> _):<!wrt> Option_vt(a)
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(* ****** ****** *)
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fun{a:t0p}
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linset_takeoutmin
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(
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xs: &set(INV(a)) >> _, res: &a? >> opt(a, b)
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) :<!wrt> #[b:bool] bool (b)
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fun{a:t0p}
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linset_takeoutmin_opt (xs: &set(INV(a)) >> _):<!wrt> Option_vt(a)
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(* ****** ****** *)
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//
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fun{}
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fprint_linset$sep (FILEref): void // ", "
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//
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fun{a:t0p}
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fprint_linset (out: FILEref, xs: !set(INV(a))): void
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//
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overload fprint with fprint_linset
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//
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(* ****** ****** *)
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//
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fun{
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a:t0p}{env:vt0p
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} linset_foreach$fwork
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(x: a, env: &(env) >> _): void
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//
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fun{a:t0p}
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linset_foreach (set: !set(INV(a))): void
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fun{
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a:t0p}{env:vt0p
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} linset_foreach_env
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(set: !set(INV(a)), env: &(env) >> _): void
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// end of [linset_foreach_env]
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//
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(* ****** ****** *)
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fun{a:t0p}
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linset_listize (xs: set(INV(a))): List0_vt (a)
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(* ****** ****** *)
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fun{a:t0p}
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linset_listize1 (xs: !set(INV(a))): List0_vt (a)
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(* ****** ****** *)
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(* end of [linset.hats] *)
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