Catch-all aliases working again
[hcoop/domtool2.git] / src / print.sml
... / ...
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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.
17 *)
18
19(* Pretty-printing Domtool configuration file ASTs *)
20
21signature PRINT_ARG = PRINTFN_INPUT where type rendering = unit
22
23structure PrintArg :> PRINT_ARG = struct
24
25structure SM = TextIOPP
26
27structure PD = PPDescFn(SM)
28open PD
29
30val keyword = string
31val punct = string
32val field = string
33val lit = string
34val ident = string
35
36val context = string
37val typ = string
38val exp = string
39
40fun anchor (_, d) = d
41fun link (_, d) = d
42
43type rendering = unit
44fun openStream () = SM.openOut {dst = TextIO.stdOut, wid = 80}
45fun closeStream s = (SM.newline s; SM.closeStream s)
46
47end
48
49structure Print = PrintFn(PrintArg)