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1 | (* HCoop Domtool (http://hcoop.sourceforge.net/) |
2 | * Copyright (c) 2006, Adam Chlipala |
3 | * |
4 | * This program is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU General Public License |
6 | * as published by the Free Software Foundation; either version 2 |
7 | * of the License, or (at your option) any later version. |
8 | * |
9 | * This program is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | * GNU General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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17 | *) |
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18 | |
19 | (* Domtool configuration language type checking *) |
20 | |
21 | signature TYCHECK = sig |
22 | |
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23 | val checkTyp : Env.env -> Ast.typ -> Ast.typ |
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24 | |
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25 | val checkExp : Env.env -> Ast.exp -> Ast.typ |
26 | val checkUnit : Env.env -> Ast.exp -> Ast.typ |
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27 | (* [checkUnit] checks that all unification variables have been resolved. *) |
28 | |
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29 | val checkDecl : Env.env -> Ast.decl -> Env.env |
30 | |
31 | val checkFile : Env.env -> Ast.typ -> Ast.file -> Env.env |
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32 | |
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33 | val resetUnif : unit -> unit |
34 | val newUnif : unit -> Ast.typ' |
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35 | |
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36 | val preface : string * Print.PD.pp_desc -> unit |
37 | |
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38 | val allowExterns : unit -> unit |
39 | val disallowExterns : unit -> unit |
40 | |
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41 | end |