/usr/share/tcltk/tcllib1.14/doctools2base/text.tcl is in tcllib 1.14-dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 | # -*- tcl -*-
# Copyright (c) 2009 Andreas Kupries <andreas_kupries@sourceforge.net>
# Support package. Basic text generation commands.
# # ## ### ##### ######## ############# #####################
## Requirements
package require Tcl 8.4 ; # Required Core
namespace eval ::doctools::text {}
# # ## ### ##### ######## ############# #####################
proc ::doctools::text::begin {} {
variable state
array unset state *
array set state {
stack {}
buffer {}
prefix {}
pstack {}
underl {}
break 0
newlines 1
indenting 1
}
return
}
proc ::doctools::text::done {} {
variable state
return $state(buffer)
}
proc ::doctools::text::save {} {
variable state
set current [array get state]
begin
set state(stack) $current
return
}
proc ::doctools::text::restore {} {
variable state
set text [done]
array set state $state(stack)
return $text
}
proc ::doctools::text::collect {script} {
save
uplevel 1 $script
return [restore]
}
# # ## ### ##### ######## ############# #####################
proc ::doctools::text::+ {text} {
variable state
if {$state(break)} {
+++ [string repeat \n $state(break)]
+++ $state(prefix)
set state(break) 0
}
+++ $text
set state(underl) [string length $text]
return
}
proc ::doctools::text::underline {char} {
variable state
newline
+ [string repeat [string index $char 0] $state(underl)]
newline
return
}
proc ::doctools::text::+++ {text} {
variable state
append state(buffer) $text
return
}
# # ## ### ##### ######## ############# #####################
proc ::doctools::text::newline {{increment 1}} {
variable state
if {!$state(newlines)} { return 0 }
incr state(break) $increment
return 1
}
proc ::doctools::text::newline? {} {
variable state
if {!$state(newlines)} { return 0 }
if {$state(break)} { return 1 }
if {![string length $state(buffer)]} { return 1 }
if {[string index $state(buffer) end] eq "\n"} { return 1 }
incr state(break)
return 1
}
# # ## ### ##### ######## ############# #####################
proc ::doctools::text::prefix {text} {
variable state
if {!$state(indenting)} return
set state(prefix) $text
return
}
proc ::doctools::text::indent {{increment 2}} {
variable state
if {!$state(indenting)} return
lappend state(pstack) $state(prefix)
set state(prefix) [string repeat { } $increment]$state(prefix)
return
}
proc ::doctools::text::dedent {} {
variable state
if {!$state(indenting)} return
set state(prefix) [lindex $state(pstack) end]
set state(pstack) [lreplace $state(pstack) end end]
return
}
proc ::doctools::text::indented {increment script} {
indent $increment
uplevel 1 $script
dedent
return
}
# # ## ### ##### ######## ############# #####################
proc ::doctools::text::indenting {enable} {
variable state
set state(indenting) $enable
return
}
proc ::doctools::text::newlines {enable} {
variable state
set state(newlines) $enable
return
}
# # ## ### ##### ######## ############# #####################
proc ::doctools::text::field {wvar elements {index {}}} {
upvar 1 $wvar width
set width 0
#puts @!$width
if {$index ne {}} {
foreach e $elements {
#puts stdout @/$e
set e [lindex $e $index]
#puts stdout @^$e
set l [string length $e]
if {$l <= $width} continue
set width $l
}
} else {
foreach e $elements {
#puts stdout @/$e
set l [string length $e]
if {$l <= $width} continue
set width $l
}
}
#puts stdout @=$width
return
}
proc ::doctools::text::right {wvar str} {
upvar $wvar width
return [format %${width}s $str]
}
proc ::doctools::text::left {wvar str} {
upvar $wvar width
return [format %-${width}s $str]
}
# # ## ### ##### ######## ############# #####################
proc ::doctools::text::import {{namespace {}}} {
uplevel 1 [list namespace eval ${namespace}::text {
namespace import ::doctools::text::*
}]
return
}
proc ::doctools::text::importhere {{namespace ::}} {
uplevel 1 [list namespace eval ${namespace} {
namespace import ::doctools::text::*
}]
return
}
# # ## ### ##### ######## ############# #####################
namespace eval ::doctools::text {
variable state
array set state {}
namespace export begin done save restore collect + underline +++ \
prefix indent dedent indented indenting newline newlines \
field right left newline?
}
# # ## ### ##### ######## ############# #####################
package provide doctools::text 0.1
return
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