| 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 | |
| 21 | signature PRINT_ARG = PRINTFN_INPUT where type rendering = unit |
| 22 | |
| 23 | structure PrintArg :> PRINT_ARG = struct |
| 24 | |
| 25 | structure SM = TextIOPP |
| 26 | |
| 27 | structure PD = PPDescFn(SM) |
| 28 | open PD |
| 29 | |
| 30 | val keyword = string |
| 31 | val punct = string |
| 32 | val field = string |
| 33 | val lit = string |
| 34 | val ident = string |
| 35 | |
| 36 | val context = string |
| 37 | val typ = string |
| 38 | val exp = string |
| 39 | |
| 40 | fun anchor (_, d) = d |
| 41 | fun link (_, d) = d |
| 42 | |
| 43 | type rendering = unit |
| 44 | fun openStream () = SM.openOut {dst = TextIO.stdOut, wid = 80} |
| 45 | fun closeStream s = (SM.newline s; SM.closeStream s) |
| 46 | |
| 47 | end |
| 48 | |
| 49 | structure Print = PrintFn(PrintArg) |