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[bison.git] / data / xslt / xml2xhtml.xsl
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bbeff196
WP		 1<?xml version="1.0" encoding="UTF-8"?>
2
3<!--
4 xml2html.xsl - transform Bison XML Report into XHTML.
5 $Id$
6
7 Copyright (C) 2007 Free Software Foundation, Inc.
8
9 This file is part of Bison, the GNU Compiler Compiler.
10
11 This program is free software: you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation, either version 3 of the License, or
14 (at your option) any later version.
15
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
20
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
23
24 Written by Wojciech Polak <polak@gnu.org>.
25 -->
26
27<xsl:stylesheet version="1.0"
28 xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
21f1b063
JD		 29 xmlns="http://www.w3.org/1999/xhtml"
30 xmlns:bison="http://www.gnu.org/software/bison/">
31
32<xsl:import href="bison.xsl"/>
bbeff196
WP		 33
34<xsl:output method="xml" encoding="UTF-8"
35 doctype-public="-//W3C//DTD XHTML 1.0 Strict//EN"
36 doctype-system="http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"
37 indent="yes"/>
38
39<xsl:template match="/">
40 <html>
41 <head>
42 <title>GNU Bison XML Automaton Report</title>
43 <style type="text/css"><![CDATA[
44 body {
45 font-family: "Nimbus Sans L", Arial, sans-serif;
46 font-size: 9pt;
47 }
48 a:link {
49 color: #1f00ff;
50 text-decoration: none;
51 }
52 a:visited {
53 color: #1f00ff;
54 text-decoration: none;
55 }
56 a:hover {
57 color: red;
58 }
59 #menu a {
60 text-decoration: underline;
61 }
62 .i {
63 font-style: italic;
64 }
65 .pre {
66 font-family: monospace;
67 white-space: pre;
68 }
69 ol.decimal {
70 list-style-type: decimal;
71 }
72 ol.lower-alpha {
73 list-style-type: lower-alpha;
74 }
75 .point {
76 color: #cc0000;
77 }
78 #footer {
79 margin-top: 3.5em;
80 font-size: 7pt;
81 }
82 ]]></style>
83 </head>
84 <body>
85 <xsl:apply-templates select="bison-xml-report"/>
86 <xsl:text>&#10;&#10;</xsl:text>
87 <div id="footer"><hr />
88 <a href="http://www.gnu.org/software/bison/" title="GNU Bison">
89 GNU Bison <xsl:value-of select="/bison-xml-report/@version"/></a>
90 XML Automaton Report, written by
91 <a href="http://www.gnu.org.ua/~polak/" title="Wojciech Polak">Wojciech Polak</a>.
92 Copyright (C) 2007 Free Software Foundation, Inc.<br />
93 Verbatim copying and distribution of this entire page is permitted
94 in any medium, provided this notice is preserved.</div>
95 </body>
96 </html>
97</xsl:template>
98
99<xsl:template match="bison-xml-report">
100 <h1>GNU Bison XML Automaton Report</h1>
101 <p>
102 input grammar: <span class="i"><xsl:value-of select="filename"/></span>
103 </p>
104
105 <xsl:text>&#10;&#10;</xsl:text>
106 <h3>Table of Contents</h3>
107 <ul id="menu">
108 <li>
109 <a href="#reductions">Reductions</a>
110 <ul class="lower-alpha">
111 <li><a href="#useless_nonterminals">Useless nonterminal symbols</a></li>
112 <li><a href="#unused_terminals">Unused terminal symbols</a></li>
113 <li><a href="#useless_rules">Useless rules</a></li>
114 </ul>
115 </li>
116 <li><a href="#conflicts">Conflicts</a></li>
117 <li>
118 <a href="#grammar">Grammar</a>
119 <ul class="lower-alpha">
120 <li><a href="#grammar">Itemset</a></li>
121 <li><a href="#terminals">Terminal symbols</a></li>
122 <li><a href="#nonterminals">Nonterminal symbols</a></li>
123 </ul>
124 </li>
125 <li><a href="#automaton">Automaton</a></li>
126 </ul>
127 <xsl:apply-templates select="reductions"/>
128 <xsl:apply-templates select="rules-never-reduced"/>
21f1b063 129 <xsl:apply-templates select="automaton" mode="conflicts"/>
bbeff196
WP		 130 <xsl:apply-templates select="grammar"/>
131 <xsl:apply-templates select="automaton"/>
132</xsl:template>
133
134<xsl:template match="rules-never-reduced">
135 <xsl:if test="rule">
136 <h2>
137 <a name="rules_never_reduced"/>
138 <xsl:text> Rules never reduced</xsl:text>
139 </h2>
140 <xsl:text>&#10;</xsl:text>
141 <p class="pre">
142 <xsl:apply-templates select="rule">
143 <xsl:with-param name="pad" select="'3'"/>
144 </xsl:apply-templates>
145 </p>
146 <xsl:text>&#10;&#10;</xsl:text>
147 </xsl:if>
148</xsl:template>
149
150<xsl:template match="reductions">
151 <h2>
152 <a name="reductions"/>
153 <xsl:text> Reductions</xsl:text>
154 </h2>
155 <xsl:apply-templates select="useless/nonterminals"/>
156 <xsl:apply-templates select="unused/terminals"/>
157 <xsl:apply-templates select="useless/rules"/>
158</xsl:template>
159
160<xsl:template match="useless/nonterminals">
161 <h3>
162 <a name="useless_nonterminals"/>
163 <xsl:text> Useless nonterminals</xsl:text>
164 </h3>
165 <xsl:text>&#10;&#10;</xsl:text>
166 <xsl:if test="nonterminal">
167 <p class="pre">
168 <xsl:for-each select="nonterminal">
169 <xsl:text> </xsl:text>
170 <xsl:value-of select="."/>
171 <xsl:text>&#10;</xsl:text>
172 </xsl:for-each>
173 <xsl:text>&#10;&#10;</xsl:text>
174 </p>
175 </xsl:if>
176</xsl:template>
177
178<xsl:template match="useless/rules">
179 <h3>
180 <a name="useless_rules"/>
181 <xsl:text> Useless rules</xsl:text>
182 </h3>
183 <xsl:text>&#10;</xsl:text>
184 <xsl:if test="rule">
185 <p class="pre">
186 <xsl:apply-templates select="rule">
187 <xsl:with-param name="pad" select="'3'"/>
188 </xsl:apply-templates>
189 <xsl:text>&#10;&#10;</xsl:text>
190 </p>
191 </xsl:if>
192</xsl:template>
193
194<xsl:template match="unused/terminals">
195 <h3>
196 <a name="unused_terminals"/>
197 <xsl:text> Terminals which are not used</xsl:text>
198 </h3>
199 <xsl:text>&#10;&#10;</xsl:text>
200 <xsl:if test="terminal">
201 <p class="pre">
202 <xsl:for-each select="terminal">
203 <xsl:text> </xsl:text>
204 <xsl:value-of select="."/>
205 <xsl:text>&#10;</xsl:text>
206 </xsl:for-each>
207 <xsl:text>&#10;&#10;</xsl:text>
208 </p>
209 </xsl:if>
210</xsl:template>
211
21f1b063 212<xsl:template match="automaton" mode="conflicts">
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WP		 213 <h2>
214 <a name="conflicts"/>
215 <xsl:text> Conflicts</xsl:text>
216 </h2>
217 <xsl:text>&#10;&#10;</xsl:text>
21f1b063
JD		 218 <xsl:variable name="conflict-report">
219 <xsl:apply-templates select="state" mode="conflicts"/>
220 </xsl:variable>
221 <xsl:if test="string-length($conflict-report) != 0">
bbeff196 222 <p class="pre">
21f1b063 223 <xsl:copy-of select="$conflict-report"/>
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WP		 224 <xsl:text>&#10;&#10;</xsl:text>
225 </p>
226 </xsl:if>
227</xsl:template>
228
21f1b063
JD		 229<xsl:template match="state" mode="conflicts">
230 <xsl:variable name="conflict-counts">
231 <xsl:apply-templates select="." mode="bison:count-conflicts" />
232 </xsl:variable>
233 <xsl:variable
234 name="sr-count" select="substring-before($conflict-counts, ',')"
235 />
236 <xsl:variable
237 name="rr-count" select="substring-after($conflict-counts, ',')"
238 />
239 <xsl:if test="$sr-count > 0 or $rr-count > 0">
240 <a>
241 <xsl:attribute name="href">
242 <xsl:value-of select="concat('#state_', @number)"/>
243 </xsl:attribute>
244 <xsl:value-of select="concat('State ', @number)"/>
245 </a>
246 <xsl:text> conflicts:</xsl:text>
247 <xsl:if test="$sr-count > 0">
248 <xsl:value-of select="concat(' ', $sr-count, ' shift/reduce')"/>
249 <xsl:if test="$rr-count > 0">
250 <xsl:value-of select="(',')"/>
251 </xsl:if>
252 </xsl:if>
253 <xsl:if test="$rr-count > 0">
254 <xsl:value-of select="concat(' ', $rr-count, ' reduce/reduce')"/>
255 </xsl:if>
256 <xsl:value-of select="'&#10;'"/>
257 </xsl:if>
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WP		 258</xsl:template>
259
260<xsl:template match="grammar">
261 <h2>
262 <a name="grammar"/>
263 <xsl:text> Grammar</xsl:text>
264 </h2>
265 <xsl:text>&#10;</xsl:text>
266 <p class="pre">
267 <xsl:apply-templates select="rules/rule">
268 <xsl:with-param name="pad" select="'3'"/>
269 </xsl:apply-templates>
270 </p>
271 <xsl:text>&#10;&#10;</xsl:text>
272 <xsl:apply-templates select="terminals"/>
273 <xsl:apply-templates select="nonterminals"/>
274</xsl:template>
275
276<xsl:template match="grammar/terminals">
277 <h3>
278 <a name="terminals"/>
279 <xsl:text> Terminals, with rules where they appear</xsl:text>
280 </h3>
281 <xsl:text>&#10;&#10;</xsl:text>
282 <p class="pre">
283 <xsl:apply-templates select="terminal"/>
284 </p>
285 <xsl:text>&#10;&#10;</xsl:text>
286</xsl:template>
287
288<xsl:template match="grammar/nonterminals">
289 <h3>
290 <a name="nonterminals"/>
291 <xsl:text> Nonterminals, with rules where they appear</xsl:text>
292 </h3>
293 <xsl:text>&#10;&#10;</xsl:text>
294 <p class="pre">
295 <xsl:apply-templates select="nonterminal"/>
296 </p>
297</xsl:template>
298
299<xsl:template match="terminal">
36c48187
WP		 300 <b><xsl:value-of select="@name"/></b>
301 <xsl:value-of select="concat(' (', @number, ')')"/>
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WP		 302 <xsl:apply-templates select="rule"/>
303 <xsl:text>&#10;</xsl:text>
304</xsl:template>
305
306<xsl:template match="terminal/rule">
307 <xsl:text> </xsl:text>
308 <a>
309 <xsl:attribute name="href">
310 <xsl:value-of select="concat('#rule_', .)"/>
311 </xsl:attribute>
312 <xsl:value-of select="."/>
313 </a>
314</xsl:template>
315
316<xsl:template match="nonterminal">
36c48187
WP		 317 <b><xsl:value-of select="@name"/></b>
318 <xsl:value-of select="concat(' (', @number, ')')"/>
bbeff196
WP		 319 <xsl:text>&#10; </xsl:text>
320 <xsl:if test="left/rule">
321 <xsl:text>on left:</xsl:text>
322 </xsl:if>
323 <xsl:apply-templates select="left/rule"/>
324 <xsl:if test="left/rule and right/rule">
325 <xsl:text>&#10; </xsl:text>
326 </xsl:if>
327 <xsl:if test="right/rule">
328 <xsl:text>on right:</xsl:text>
329 </xsl:if>
330 <xsl:apply-templates select="right/rule"/>
331 <xsl:text>&#10;</xsl:text>
332</xsl:template>
333
334<xsl:template match="nonterminal/left/rule|nonterminal/right/rule">
335 <xsl:text> </xsl:text>
336 <a>
337 <xsl:attribute name="href">
338 <xsl:value-of select="concat('#rule_', .)"/>
339 </xsl:attribute>
340 <xsl:value-of select="."/>
341 </a>
342</xsl:template>
343
344<xsl:template match="automaton">
345 <h2>
346 <a name="automaton"/>
347 <xsl:text> Automaton</xsl:text>
348 </h2>
349 <xsl:apply-templates select="state">
350 <xsl:with-param name="pad" select="'3'"/>
351 </xsl:apply-templates>
352</xsl:template>
353
354<xsl:template match="automaton/state">
355 <xsl:param name="pad"/>
356 <xsl:text>&#10;&#10;</xsl:text>
357 <h3>
358 <a>
359 <xsl:attribute name="name">
360 <xsl:value-of select="concat('state_', @number)"/>
361 </xsl:attribute>
362 </a>
363 <xsl:text>state </xsl:text>
364 <xsl:value-of select="@number"/>
365 </h3>
366 <xsl:text>&#10;&#10;</xsl:text>
367 <p class="pre">
95134bc1 368 <xsl:apply-templates select="itemset/item">
bbeff196
WP		 369 <xsl:with-param name="pad" select="$pad"/>
370 </xsl:apply-templates>
371 <xsl:apply-templates select="actions/transitions">
372 <xsl:with-param name="type" select="'shift'"/>
373 </xsl:apply-templates>
374 <xsl:apply-templates select="actions/errors"/>
375 <xsl:apply-templates select="actions/reductions"/>
376 <xsl:apply-templates select="actions/transitions">
377 <xsl:with-param name="type" select="'goto'"/>
378 </xsl:apply-templates>
379 <xsl:apply-templates select="solved-conflicts"/>
380 </p>
381</xsl:template>
382
383<xsl:template match="actions/transitions">
384 <xsl:param name="type"/>
385 <xsl:if test="transition[@type = $type]">
386 <xsl:text>&#10;</xsl:text>
387 <xsl:apply-templates select="transition[@type = $type]">
388 <xsl:with-param name="pad">
389 <xsl:call-template name="max-width-symbol">
390 <xsl:with-param name="node" select="transition[@type = $type]"/>
391 </xsl:call-template>
392 </xsl:with-param>
393 </xsl:apply-templates>
394 </xsl:if>
395</xsl:template>
396
397<xsl:template match="actions/errors">
398 <xsl:if test="error">
399 <xsl:text>&#10;</xsl:text>
400 <xsl:apply-templates select="error">
401 <xsl:with-param name="pad">
402 <xsl:call-template name="max-width-symbol">
403 <xsl:with-param name="node" select="error"/>
404 </xsl:call-template>
405 </xsl:with-param>
406 </xsl:apply-templates>
407 </xsl:if>
408</xsl:template>
409
410<xsl:template match="actions/reductions">
411 <xsl:if test="reduction">
412 <xsl:text>&#10;</xsl:text>
413 <xsl:apply-templates select="reduction">
414 <xsl:with-param name="pad">
415 <xsl:call-template name="max-width-symbol">
416 <xsl:with-param name="node" select="reduction"/>
417 </xsl:call-template>
418 </xsl:with-param>
419 </xsl:apply-templates>
420 </xsl:if>
421</xsl:template>
422
95134bc1
WP		 423<xsl:template match="item">
424 <xsl:param name="pad"/>
425 <xsl:param name="prev-rule-number"
426 select="preceding-sibling::item[1]/@rule-number"/>
427 <xsl:apply-templates select="key('bison:ruleNumber', current()/@rule-number)">
428 <xsl:with-param name="itemset" select="'true'"/>
429 <xsl:with-param name="pad" select="$pad"/>
430 <xsl:with-param name="prev-lhs"
431 select="key('bison:ruleNumber', $prev-rule-number)/lhs[text()]"/>
432 <xsl:with-param name="point" select="@point"/>
433 <xsl:with-param name="lookaheads">
434 <xsl:apply-templates select="lookaheads"/>
435 </xsl:with-param>
436 </xsl:apply-templates>
437</xsl:template>
438
bbeff196 439<xsl:template match="rule">
95134bc1 440 <xsl:param name="itemset"/>
bbeff196 441 <xsl:param name="pad"/>
95134bc1
WP		 442 <xsl:param name="prev-lhs"/>
443 <xsl:param name="point"/>
444 <xsl:param name="lookaheads"/>
445
446 <xsl:if test="$itemset != 'true'
447 and not(preceding-sibling::rule[1]/lhs[text()] = lhs[text()])">
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WP		 448 <xsl:text>&#10;</xsl:text>
449 </xsl:if>
95134bc1
WP		 450
451 <xsl:if test="$itemset != 'true'">
bbeff196
WP		 452 <a>
453 <xsl:attribute name="name">
454 <xsl:value-of select="concat('rule_', @number)"/>
455 </xsl:attribute>
456 </a>
457 </xsl:if>
458 <xsl:text> </xsl:text>
95134bc1 459
bbeff196 460 <xsl:choose>
95134bc1 461 <xsl:when test="$itemset = 'true'">
bbeff196
WP		 462 <a>
463 <xsl:attribute name="href">
464 <xsl:value-of select="concat('#rule_', @number)"/>
465 </xsl:attribute>
466 <xsl:call-template name="lpad">
467 <xsl:with-param name="str" select="string(@number)"/>
468 <xsl:with-param name="pad" select="number($pad)"/>
469 </xsl:call-template>
470 </a>
471 </xsl:when>
472 <xsl:otherwise>
473 <xsl:call-template name="lpad">
474 <xsl:with-param name="str" select="string(@number)"/>
475 <xsl:with-param name="pad" select="number($pad)"/>
476 </xsl:call-template>
477 </xsl:otherwise>
478 </xsl:choose>
479 <xsl:text> </xsl:text>
95134bc1
WP		 480
481 <!-- LHS -->
bbeff196 482 <xsl:choose>
95134bc1
WP		 483 <xsl:when test="$itemset != 'true'
484 and preceding-sibling::rule[1]/lhs[text()] = lhs[text()]">
485 <xsl:call-template name="lpad">
486 <xsl:with-param name="str" select="'|'"/>
487 <xsl:with-param name="pad" select="number(string-length(lhs[text()])) + 2"/>
488 </xsl:call-template>
489 </xsl:when>
490 <xsl:when test="$itemset = 'true' and $prev-lhs = lhs[text()]">
bbeff196
WP		 491 <xsl:call-template name="lpad">
492 <xsl:with-param name="str" select="'|'"/>
493 <xsl:with-param name="pad" select="number(string-length(lhs[text()])) + 2"/>
494 </xsl:call-template>
495 </xsl:when>
496 <xsl:otherwise>
497 <span class="i">
498 <xsl:value-of select="lhs"/>
499 </span>
500 <xsl:text> &#8594;</xsl:text>
501 </xsl:otherwise>
502 </xsl:choose>
95134bc1
WP		 503
504 <!-- RHS -->
505 <xsl:for-each select="rhs/*">
506 <xsl:if test="position() = $point + 1">
507 <xsl:text> </xsl:text>
508 <span class="point">.</span>
509 </xsl:if>
510 <xsl:if test="$itemset = 'true' and name(.) != 'empty'">
511 <xsl:apply-templates select="."/>
512 </xsl:if>
513 <xsl:if test="$itemset != 'true'">
514 <xsl:apply-templates select="."/>
515 </xsl:if>
516 <xsl:if test="position() = last() and position() = $point">
517 <xsl:text> </xsl:text>
518 <span class="point">.</span>
519 </xsl:if>
520 </xsl:for-each>
521 <xsl:if test="$lookaheads">
522 <xsl:value-of select="$lookaheads"/>
523 </xsl:if>
524
bbeff196
WP		 525 <xsl:text>&#10;</xsl:text>
526</xsl:template>
527
528<xsl:template match="symbol">
529 <xsl:text> </xsl:text>
530 <xsl:choose>
531 <xsl:when test="@class = 'nonterminal'">
532 <span class="i"><xsl:value-of select="."/></span>
533 </xsl:when>
534 <xsl:otherwise>
535 <b><xsl:value-of select="."/></b>
536 </xsl:otherwise>
537 </xsl:choose>
538</xsl:template>
539
bbeff196
WP		 540<xsl:template match="empty">
541 <xsl:text> &#949;</xsl:text>
542</xsl:template>
543
544<xsl:template match="lookaheads">
545 <xsl:text> [</xsl:text>
546 <xsl:apply-templates select="symbol"/>
547 <xsl:text>]</xsl:text>
548</xsl:template>
549
550<xsl:template match="lookaheads/symbol">
551 <xsl:value-of select="."/>
552 <xsl:if test="position() != last()">
553 <xsl:text>, </xsl:text>
554 </xsl:if>
555</xsl:template>
556
557<xsl:template match="transition">
558 <xsl:param name="pad"/>
559 <xsl:text> </xsl:text>
560 <xsl:call-template name="rpad">
561 <xsl:with-param name="str" select="string(@symbol)"/>
562 <xsl:with-param name="pad" select="number($pad) + 2"/>
563 </xsl:call-template>
564 <xsl:choose>
565 <xsl:when test="@type = 'shift'">
566 <a>
567 <xsl:attribute name="href">
568 <xsl:value-of select="concat('#state_', @state)"/>
569 </xsl:attribute>
570 <xsl:value-of select="concat('shift, and go to state ', @state)"/>
571 </a>
572 </xsl:when>
573 <xsl:when test="@type = 'goto'">
574 <a>
575 <xsl:attribute name="href">
576 <xsl:value-of select="concat('#state_', @state)"/>
577 </xsl:attribute>
578 <xsl:value-of select="concat('go to state ', @state)"/>
579 </a>
580 </xsl:when>
581 </xsl:choose>
582 <xsl:text>&#10;</xsl:text>
583</xsl:template>
584
585<xsl:template match="error">
586 <xsl:param name="pad"/>
587 <xsl:text> </xsl:text>
588 <xsl:call-template name="rpad">
589 <xsl:with-param name="str" select="string(@symbol)"/>
590 <xsl:with-param name="pad" select="number($pad) + 2"/>
591 </xsl:call-template>
592 <xsl:text>error</xsl:text>
593 <xsl:text> (</xsl:text>
594 <xsl:value-of select="text()"/>
595 <xsl:text>)</xsl:text>
596 <xsl:text>&#10;</xsl:text>
597</xsl:template>
598
599<xsl:template match="reduction">
600 <xsl:param name="pad"/>
601 <xsl:text> </xsl:text>
602 <xsl:call-template name="rpad">
603 <xsl:with-param name="str" select="string(@symbol)"/>
604 <xsl:with-param name="pad" select="number($pad) + 2"/>
605 </xsl:call-template>
606 <xsl:if test="@enabled = 'false'">
607 <xsl:text>[</xsl:text>
608 </xsl:if>
609 <xsl:choose>
610 <xsl:when test="@rule = 'accept'">
611 <xsl:text>accept</xsl:text>
612 </xsl:when>
613 <xsl:otherwise>
614 <a>
615 <xsl:attribute name="href">
616 <xsl:value-of select="concat('#rule_', @rule)"/>
617 </xsl:attribute>
618 <xsl:value-of select="concat('reduce using rule ', @rule)"/>
619 </a>
620 <xsl:text> (</xsl:text>
621 <xsl:value-of
95134bc1 622 select="key('bison:ruleNumber', current()/@rule)/lhs[text()]"/>
bbeff196
WP		 623 <xsl:text>)</xsl:text>
624 </xsl:otherwise>
625 </xsl:choose>
626 <xsl:if test="@enabled = 'false'">
627 <xsl:text>]</xsl:text>
628 </xsl:if>
629 <xsl:text>&#10;</xsl:text>
630</xsl:template>
631
632<xsl:template match="solved-conflicts">
633 <xsl:if test="resolution">
634 <xsl:text>&#10;</xsl:text>
635 <xsl:apply-templates select="resolution"/>
636 </xsl:if>
637</xsl:template>
638
639<xsl:template match="resolution">
640 <xsl:text> Conflict between </xsl:text>
641 <a>
642 <xsl:attribute name="href">
643 <xsl:value-of select="concat('#rule_', @rule)"/>
644 </xsl:attribute>
645 <xsl:value-of select="concat('rule ',@rule)"/>
646 </a>
647 <xsl:text> and token </xsl:text>
648 <xsl:value-of select="@symbol"/>
649 <xsl:text> resolved as </xsl:text>
650 <xsl:if test="@type = 'error'">
651 <xsl:text>an </xsl:text>
652 </xsl:if>
653 <xsl:value-of select="@type"/>
654 <xsl:text> (</xsl:text>
655 <xsl:value-of select="."/>
656 <xsl:text>).&#10;</xsl:text>
657</xsl:template>
658
659<xsl:template name="max-width-symbol">
660 <xsl:param name="node"/>
661 <xsl:variable name="longest">
662 <xsl:for-each select="$node">
663 <xsl:sort data-type="number" select="string-length(@symbol)"
664 order="descending"/>
665 <xsl:if test="position() = 1">
666 <xsl:value-of select="string-length(@symbol)"/>
667 </xsl:if>
668 </xsl:for-each>
669 </xsl:variable>
670 <xsl:value-of select="$longest"/>
671</xsl:template>
672
673<xsl:template name="lpad">
674 <xsl:param name="str" select="''"/>
675 <xsl:param name="pad" select="0"/>
676 <xsl:variable name="diff" select="$pad - string-length($str)" />
677 <xsl:choose>
678 <xsl:when test="$diff &lt; 0">
679 <xsl:value-of select="$str"/>
680 </xsl:when>
681 <xsl:otherwise>
682 <xsl:call-template name="space">
683 <xsl:with-param name="repeat" select="$diff"/>
684 </xsl:call-template>
685 <xsl:value-of select="$str"/>
686 </xsl:otherwise>
687 </xsl:choose>
688</xsl:template>
689
690<xsl:template name="rpad">
691 <xsl:param name="str" select="''"/>
692 <xsl:param name="pad" select="0"/>
693 <xsl:variable name="diff" select="$pad - string-length($str)"/>
694 <xsl:choose>
695 <xsl:when test="$diff &lt; 0">
696 <xsl:value-of select="$str"/>
697 </xsl:when>
698 <xsl:otherwise>
699 <xsl:value-of select="$str"/>
700 <xsl:call-template name="space">
701 <xsl:with-param name="repeat" select="$diff"/>
702 </xsl:call-template>
703 </xsl:otherwise>
704 </xsl:choose>
705</xsl:template>
706
707<xsl:template name="space">
708 <xsl:param name="repeat">0</xsl:param>
709 <xsl:param name="fill" select="' '"/>
710 <xsl:if test="number($repeat) &gt;= 1">
711 <xsl:call-template name="space">
712 <xsl:with-param name="repeat" select="$repeat - 1"/>
713 <xsl:with-param name="fill" select="$fill"/>
714 </xsl:call-template>
715 <xsl:value-of select="$fill"/>
716 </xsl:if>
717</xsl:template>
718
719</xsl:stylesheet>
bison