1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
\ nesting.fs displays nesting for primitive trace 12jun97jaw
\ Copyright (C) 1998,2000,2003 Free Software Foundation, Inc.
\ This file is part of Gforth.
\ Gforth is free software; you can redistribute it and/or
\ modify it under the terms of the GNU General Public License
\ as published by the Free Software Foundation; either version 2
\ of the License, or (at your option) any later version.
\ This program is distributed in the hope that it will be useful,
\ but WITHOUT ANY WARRANTY; without even the implied warranty of
\ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
\ GNU General Public License for more details.
\ You should have received a copy of the GNU General Public License
\ along with this program; if not, write to the Free Software
\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
Variable nestlevel
: main
cr
0 nestlevel !
BEGIN
key dup 9 u> WHILE
dup
CASE ': OF cr nestlevel @ spaces 1 nestlevel +! emit ENDOF
'; OF cr -1 nestlevel +! nestlevel @ spaces emit
cr nestlevel @ spaces ENDOF
dup OF dup 31 u> IF emit THEN ENDOF
ENDCASE
REPEAT drop bye ;
|
