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comparison src/expl_env.sig @ 38:d16ef24de78b

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Explify
author Adam Chlipala <adamc@hcoop.net>
date Thu, 19 Jun 2008 10:06:59 -0400
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children d3cc191cb25f
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37:367f058aba23 38:d16ef24de78b
1 (* Copyright (c) 2008, Adam Chlipala
2 * All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * - Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer.
9 * - Redistributions in binary form must reproduce the above copyright notice,
10 * this list of conditions and the following disclaimer in the documentation
11 * and/or other materials provided with the distribution.
12 * - The names of contributors may not be used to endorse or promote products
13 * derived from this software without specific prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
26 *)
27
28 signature EXPL_ENV = sig
29
30 exception SynUnif
31 val liftConInCon : int -> Expl.con -> Expl.con
32
33 type env
34
35 val empty : env
36 val basis : env
37
38 exception UnboundRel of int
39 exception UnboundNamed of int
40
41 datatype 'a var =
42 NotBound
43 | Rel of int * 'a
44 | Named of int * 'a
45
46 val pushCRel : env -> string -> Expl.kind -> env
47 val lookupCRel : env -> int -> string * Expl.kind
48
49 val pushCNamed : env -> string -> int -> Expl.kind -> Expl.con option -> env
50 val lookupCNamed : env -> int -> string * Expl.kind * Expl.con option
51
52 val pushERel : env -> string -> Expl.con -> env
53 val lookupERel : env -> int -> string * Expl.con
54
55 val pushENamed : env -> string -> int -> Expl.con -> env
56 val lookupENamed : env -> int -> string * Expl.con
57
58 val pushSgnNamed : env -> string -> int -> Expl.sgn -> env
59 val lookupSgnNamed : env -> int -> string * Expl.sgn
60
61 val pushStrNamed : env -> string -> int -> Expl.sgn -> env
62 val lookupStrNamed : env -> int -> string * Expl.sgn
63
64 val declBinds : env -> Expl.decl -> env
65 val sgiBinds : env -> Expl.sgn_item -> env
66
67 end