/[mojave]/metaprl/library/nuprl5.ml
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Revision 2494 - (show annotations) (download)
Tue Oct 13 01:14:08 1998 UTC (22 years, 9 months ago) by jyh
File size: 3262 byte(s)
I changed all the obvious places of Nuprl-Light, NL, nl, or any
other instance to MetaPRL, MP, or mp, etc.  The docs may be broken
but I'll fix them soon.  As usual, let me know if anything breaks.

1 (*
2 * This file is part of MetaPRL, a modular, higher order
3 * logical framework that provides a logical programming
4 * environment for OCaml and other languages.
5 *
6 * See the file doc/index.html for information on Nuprl,
7 * OCaml, and more information about this system.
8 *
9 * Copyright (C) 1998 Lori Lorigo, Richard Eaton, Cornell University
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation; either version 2
14 * of the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *
25 * Authors: Lori Lorigo, Richard Eaton
26 *)
27
28 open Printf
29 open Mp_debug
30
31 open Refiner.Refiner.Term
32 open Refiner.Refiner.TermType
33 open Opname
34 open Mp_num
35
36 let _ =
37 if !debug_load then
38 eprintf "Loading Nuprl5%t" eflush
39
40 let nuprl5_opname = mk_opname "!nuprl5_implementation!" nil_opname
41
42 (* parameter mapping *)
43
44 let make_bool_parameter b =
45 make_param (ParamList
46 [(make_param (Token "bool")); (make_param (Number (Mp_num.Int (if b then 1 else 0))))])
47
48 let make_time_parameter time =
49 make_param (ParamList
50 [(make_param (Token "time")); (make_param (Number time))])
51
52 let time_parameter_p p =
53 match (dest_param p) with
54 ParamList [h; a; b] -> (match (dest_param h) with
55 Token s -> if s = "time" then (match (dest_param a) with
56 Number i -> (match (dest_param b) with
57 Number i -> true
58 | _ -> false)
59 | _ -> false) else false
60 | _ -> false)
61 | _ -> false
62
63 let bool_parameter_p p =
64 match (dest_param p) with
65 ParamList [h; v] -> (match (dest_param h) with
66 Token s -> if s = "bool" then (match (dest_param v) with
67 Number (Mp_num.Int i) -> (i = 1) or (i = 0)
68 | _ -> false) else false
69 | _ -> false)
70 | _ -> false
71
72 let destruct_time_parameter p =
73 match (dest_param p) with
74 ParamList [h; n] -> (match (dest_param h) with
75 Token s -> (if s = "time" then (match (dest_param n) with
76 Number i -> i
77 | _ -> raise (Invalid_argument "destruct_time_parameter_b"))
78 else raise (Invalid_argument "destruct_time_parameter_c"))
79 | _ -> raise (Invalid_argument "destruct_time_parameter_d"))
80 | _ -> raise (Invalid_argument "destruct_time_parameter_e")
81
82
83 let destruct_bool_parameter p =
84 match (dest_param p) with
85 ParamList [h; v] -> (match (dest_param h) with
86 Token s -> if s = "bool" then (match (dest_param v) with
87 Number (Mp_num.Int i) -> i = 1
88 | _ -> raise (Invalid_argument "destruct_bool_parameter"))
89 else raise (Invalid_argument "destruct_bool_parameter")
90 | _ -> raise (Invalid_argument "destruct_bool_parameter"))
91 | _ -> raise (Invalid_argument "destruct_bool_parameter")
92
93 (* common terms *)
94
95 (*
96 let itoken_term s = mk_token_term nuprl5_opname s
97 let inatural_term i = mk_number_term nuprl5_opname i
98 *)
99
100
101

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