Transform XML into XHTML.

This commit is contained in:
Wojciech Polak
2007-09-24 19:31:08 +00:00
parent 9fb1f8d8f7
commit bbeff19643

648
data/xslt/xml2xhtml.xsl Normal file
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@@ -0,0 +1,648 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
xml2html.xsl - transform Bison XML Report into XHTML.
$Id$
Copyright (C) 2007 Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
This program 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 3 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, see <http://www.gnu.org/licenses/>.
Written by Wojciech Polak <polak@gnu.org>.
-->
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns="http://www.w3.org/1999/xhtml">
<xsl:output method="xml" encoding="UTF-8"
doctype-public="-//W3C//DTD XHTML 1.0 Strict//EN"
doctype-system="http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"
indent="yes"/>
<xsl:template match="/">
<html>
<head>
<title>GNU Bison XML Automaton Report</title>
<style type="text/css"><![CDATA[
body {
font-family: "Nimbus Sans L", Arial, sans-serif;
font-size: 9pt;
}
a:link {
color: #1f00ff;
text-decoration: none;
}
a:visited {
color: #1f00ff;
text-decoration: none;
}
a:hover {
color: red;
}
#menu a {
text-decoration: underline;
}
.i {
font-style: italic;
}
.pre {
font-family: monospace;
white-space: pre;
}
ol.decimal {
list-style-type: decimal;
}
ol.lower-alpha {
list-style-type: lower-alpha;
}
.point {
color: #cc0000;
}
#footer {
margin-top: 3.5em;
font-size: 7pt;
}
]]></style>
</head>
<body>
<xsl:apply-templates select="bison-xml-report"/>
<xsl:text>&#10;&#10;</xsl:text>
<div id="footer"><hr />
<a href="http://www.gnu.org/software/bison/" title="GNU Bison">
GNU Bison <xsl:value-of select="/bison-xml-report/@version"/></a>
XML Automaton Report, written by
<a href="http://www.gnu.org.ua/~polak/" title="Wojciech Polak">Wojciech Polak</a>.
Copyright (C) 2007 Free Software Foundation, Inc.<br />
Verbatim copying and distribution of this entire page is permitted
in any medium, provided this notice is preserved.</div>
</body>
</html>
</xsl:template>
<xsl:template match="bison-xml-report">
<h1>GNU Bison XML Automaton Report</h1>
<p>
input grammar: <span class="i"><xsl:value-of select="filename"/></span>
</p>
<xsl:text>&#10;&#10;</xsl:text>
<h3>Table of Contents</h3>
<ul id="menu">
<li>
<a href="#reductions">Reductions</a>
<ul class="lower-alpha">
<li><a href="#useless_nonterminals">Useless nonterminal symbols</a></li>
<li><a href="#unused_terminals">Unused terminal symbols</a></li>
<li><a href="#useless_rules">Useless rules</a></li>
</ul>
</li>
<li><a href="#conflicts">Conflicts</a></li>
<li>
<a href="#grammar">Grammar</a>
<ul class="lower-alpha">
<li><a href="#grammar">Itemset</a></li>
<li><a href="#terminals">Terminal symbols</a></li>
<li><a href="#nonterminals">Nonterminal symbols</a></li>
</ul>
</li>
<li><a href="#automaton">Automaton</a></li>
</ul>
<xsl:apply-templates select="reductions"/>
<xsl:apply-templates select="rules-never-reduced"/>
<xsl:apply-templates select="conflicts"/>
<xsl:apply-templates select="grammar"/>
<xsl:apply-templates select="automaton"/>
</xsl:template>
<xsl:template match="rules-never-reduced">
<xsl:if test="rule">
<h2>
<a name="rules_never_reduced"/>
<xsl:text> Rules never reduced</xsl:text>
</h2>
<xsl:text>&#10;</xsl:text>
<p class="pre">
<xsl:apply-templates select="rule">
<xsl:with-param name="pad" select="'3'"/>
</xsl:apply-templates>
</p>
<xsl:text>&#10;&#10;</xsl:text>
</xsl:if>
</xsl:template>
<xsl:template match="reductions">
<h2>
<a name="reductions"/>
<xsl:text> Reductions</xsl:text>
</h2>
<xsl:apply-templates select="useless/nonterminals"/>
<xsl:apply-templates select="unused/terminals"/>
<xsl:apply-templates select="useless/rules"/>
</xsl:template>
<xsl:template match="useless/nonterminals">
<h3>
<a name="useless_nonterminals"/>
<xsl:text> Useless nonterminals</xsl:text>
</h3>
<xsl:text>&#10;&#10;</xsl:text>
<xsl:if test="nonterminal">
<p class="pre">
<xsl:for-each select="nonterminal">
<xsl:text> </xsl:text>
<xsl:value-of select="."/>
<xsl:text>&#10;</xsl:text>
</xsl:for-each>
<xsl:text>&#10;&#10;</xsl:text>
</p>
</xsl:if>
</xsl:template>
<xsl:template match="useless/rules">
<h3>
<a name="useless_rules"/>
<xsl:text> Useless rules</xsl:text>
</h3>
<xsl:text>&#10;</xsl:text>
<xsl:if test="rule">
<p class="pre">
<xsl:apply-templates select="rule">
<xsl:with-param name="pad" select="'3'"/>
</xsl:apply-templates>
<xsl:text>&#10;&#10;</xsl:text>
</p>
</xsl:if>
</xsl:template>
<xsl:template match="unused/terminals">
<h3>
<a name="unused_terminals"/>
<xsl:text> Terminals which are not used</xsl:text>
</h3>
<xsl:text>&#10;&#10;</xsl:text>
<xsl:if test="terminal">
<p class="pre">
<xsl:for-each select="terminal">
<xsl:text> </xsl:text>
<xsl:value-of select="."/>
<xsl:text>&#10;</xsl:text>
</xsl:for-each>
<xsl:text>&#10;&#10;</xsl:text>
</p>
</xsl:if>
</xsl:template>
<xsl:template match="conflicts">
<h2>
<a name="conflicts"/>
<xsl:text> Conflicts</xsl:text>
</h2>
<xsl:text>&#10;&#10;</xsl:text>
<xsl:if test="conflict">
<p class="pre">
<xsl:apply-templates select="conflict"/>
<xsl:text>&#10;&#10;</xsl:text>
</p>
</xsl:if>
</xsl:template>
<xsl:template match="conflict">
<a>
<xsl:attribute name="href">
<xsl:value-of select="concat('#state_', @state)"/>
</xsl:attribute>
<xsl:value-of select="concat('State ', @state)"/>
</a>
<xsl:text> conflicts: </xsl:text>
<xsl:value-of select="@num"/>
<xsl:text> </xsl:text>
<xsl:value-of select="@type"/>
<xsl:text>&#10;</xsl:text>
</xsl:template>
<xsl:template match="grammar">
<h2>
<a name="grammar"/>
<xsl:text> Grammar</xsl:text>
</h2>
<xsl:text>&#10;</xsl:text>
<p class="pre">
<xsl:apply-templates select="rules/rule">
<xsl:with-param name="pad" select="'3'"/>
</xsl:apply-templates>
</p>
<xsl:text>&#10;&#10;</xsl:text>
<xsl:apply-templates select="terminals"/>
<xsl:apply-templates select="nonterminals"/>
</xsl:template>
<xsl:template match="grammar/terminals">
<h3>
<a name="terminals"/>
<xsl:text> Terminals, with rules where they appear</xsl:text>
</h3>
<xsl:text>&#10;&#10;</xsl:text>
<p class="pre">
<xsl:apply-templates select="terminal"/>
</p>
<xsl:text>&#10;&#10;</xsl:text>
</xsl:template>
<xsl:template match="grammar/nonterminals">
<h3>
<a name="nonterminals"/>
<xsl:text> Nonterminals, with rules where they appear</xsl:text>
</h3>
<xsl:text>&#10;&#10;</xsl:text>
<p class="pre">
<xsl:apply-templates select="nonterminal"/>
</p>
</xsl:template>
<xsl:template match="terminal">
<b><xsl:value-of select="@symbol"/></b>
<xsl:value-of select="concat(' (', @type, ')')"/>
<xsl:apply-templates select="rule"/>
<xsl:text>&#10;</xsl:text>
</xsl:template>
<xsl:template match="terminal/rule">
<xsl:text> </xsl:text>
<a>
<xsl:attribute name="href">
<xsl:value-of select="concat('#rule_', .)"/>
</xsl:attribute>
<xsl:value-of select="."/>
</a>
</xsl:template>
<xsl:template match="nonterminal">
<b><xsl:value-of select="@symbol"/></b>
<xsl:value-of select="concat(' (', @type, ')')"/>
<xsl:text>&#10; </xsl:text>
<xsl:if test="left/rule">
<xsl:text>on left:</xsl:text>
</xsl:if>
<xsl:apply-templates select="left/rule"/>
<xsl:if test="left/rule and right/rule">
<xsl:text>&#10; </xsl:text>
</xsl:if>
<xsl:if test="right/rule">
<xsl:text>on right:</xsl:text>
</xsl:if>
<xsl:apply-templates select="right/rule"/>
<xsl:text>&#10;</xsl:text>
</xsl:template>
<xsl:template match="nonterminal/left/rule|nonterminal/right/rule">
<xsl:text> </xsl:text>
<a>
<xsl:attribute name="href">
<xsl:value-of select="concat('#rule_', .)"/>
</xsl:attribute>
<xsl:value-of select="."/>
</a>
</xsl:template>
<xsl:template match="automaton">
<h2>
<a name="automaton"/>
<xsl:text> Automaton</xsl:text>
</h2>
<xsl:apply-templates select="state">
<xsl:with-param name="pad" select="'3'"/>
</xsl:apply-templates>
</xsl:template>
<xsl:template match="automaton/state">
<xsl:param name="pad"/>
<xsl:text>&#10;&#10;</xsl:text>
<h3>
<a>
<xsl:attribute name="name">
<xsl:value-of select="concat('state_', @number)"/>
</xsl:attribute>
</a>
<xsl:text>state </xsl:text>
<xsl:value-of select="@number"/>
</h3>
<xsl:text>&#10;&#10;</xsl:text>
<p class="pre">
<xsl:apply-templates select="itemset/rule">
<xsl:with-param name="pad" select="$pad"/>
</xsl:apply-templates>
<xsl:apply-templates select="actions/transitions">
<xsl:with-param name="type" select="'shift'"/>
</xsl:apply-templates>
<xsl:apply-templates select="actions/errors"/>
<xsl:apply-templates select="actions/reductions"/>
<xsl:apply-templates select="actions/transitions">
<xsl:with-param name="type" select="'goto'"/>
</xsl:apply-templates>
<xsl:apply-templates select="solved-conflicts"/>
</p>
</xsl:template>
<xsl:template match="actions/transitions">
<xsl:param name="type"/>
<xsl:if test="transition[@type = $type]">
<xsl:text>&#10;</xsl:text>
<xsl:apply-templates select="transition[@type = $type]">
<xsl:with-param name="pad">
<xsl:call-template name="max-width-symbol">
<xsl:with-param name="node" select="transition[@type = $type]"/>
</xsl:call-template>
</xsl:with-param>
</xsl:apply-templates>
</xsl:if>
</xsl:template>
<xsl:template match="actions/errors">
<xsl:if test="error">
<xsl:text>&#10;</xsl:text>
<xsl:apply-templates select="error">
<xsl:with-param name="pad">
<xsl:call-template name="max-width-symbol">
<xsl:with-param name="node" select="error"/>
</xsl:call-template>
</xsl:with-param>
</xsl:apply-templates>
</xsl:if>
</xsl:template>
<xsl:template match="actions/reductions">
<xsl:if test="reduction">
<xsl:text>&#10;</xsl:text>
<xsl:apply-templates select="reduction">
<xsl:with-param name="pad">
<xsl:call-template name="max-width-symbol">
<xsl:with-param name="node" select="reduction"/>
</xsl:call-template>
</xsl:with-param>
</xsl:apply-templates>
</xsl:if>
</xsl:template>
<xsl:template match="rule">
<xsl:param name="pad"/>
<xsl:if test="not(name(..) = 'itemset') and not(preceding-sibling::rule[1]/lhs[text()] = lhs[text()])">
<xsl:text>&#10;</xsl:text>
</xsl:if>
<xsl:if test="not(name(..) = 'itemset')">
<a>
<xsl:attribute name="name">
<xsl:value-of select="concat('rule_', @number)"/>
</xsl:attribute>
</a>
</xsl:if>
<xsl:text> </xsl:text>
<xsl:choose>
<xsl:when test="name(..) = 'itemset'">
<a>
<xsl:attribute name="href">
<xsl:value-of select="concat('#rule_', @number)"/>
</xsl:attribute>
<xsl:call-template name="lpad">
<xsl:with-param name="str" select="string(@number)"/>
<xsl:with-param name="pad" select="number($pad)"/>
</xsl:call-template>
</a>
</xsl:when>
<xsl:otherwise>
<xsl:call-template name="lpad">
<xsl:with-param name="str" select="string(@number)"/>
<xsl:with-param name="pad" select="number($pad)"/>
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
<xsl:text> </xsl:text>
<xsl:choose>
<xsl:when test="preceding-sibling::rule[1]/lhs[text()] = lhs[text()]">
<xsl:call-template name="lpad">
<xsl:with-param name="str" select="'|'"/>
<xsl:with-param name="pad" select="number(string-length(lhs[text()])) + 2"/>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<span class="i">
<xsl:value-of select="lhs"/>
</span>
<xsl:text> &#8594;</xsl:text>
</xsl:otherwise>
</xsl:choose>
<xsl:apply-templates select="rhs/symbol|rhs/point|rhs/empty"/>
<xsl:apply-templates select="lookaheads"/>
<xsl:text>&#10;</xsl:text>
</xsl:template>
<xsl:template match="symbol">
<xsl:text> </xsl:text>
<xsl:choose>
<xsl:when test="@class = 'nonterminal'">
<span class="i"><xsl:value-of select="."/></span>
</xsl:when>
<xsl:otherwise>
<b><xsl:value-of select="."/></b>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template match="point">
<xsl:text> </xsl:text>
<span class="point">.</span>
</xsl:template>
<xsl:template match="empty">
<xsl:text> &#949;</xsl:text>
</xsl:template>
<xsl:template match="lookaheads">
<xsl:text> [</xsl:text>
<xsl:apply-templates select="symbol"/>
<xsl:text>]</xsl:text>
</xsl:template>
<xsl:template match="lookaheads/symbol">
<xsl:value-of select="."/>
<xsl:if test="position() != last()">
<xsl:text>, </xsl:text>
</xsl:if>
</xsl:template>
<xsl:template match="transition">
<xsl:param name="pad"/>
<xsl:text> </xsl:text>
<xsl:call-template name="rpad">
<xsl:with-param name="str" select="string(@symbol)"/>
<xsl:with-param name="pad" select="number($pad) + 2"/>
</xsl:call-template>
<xsl:choose>
<xsl:when test="@type = 'shift'">
<a>
<xsl:attribute name="href">
<xsl:value-of select="concat('#state_', @state)"/>
</xsl:attribute>
<xsl:value-of select="concat('shift, and go to state ', @state)"/>
</a>
</xsl:when>
<xsl:when test="@type = 'goto'">
<a>
<xsl:attribute name="href">
<xsl:value-of select="concat('#state_', @state)"/>
</xsl:attribute>
<xsl:value-of select="concat('go to state ', @state)"/>
</a>
</xsl:when>
</xsl:choose>
<xsl:text>&#10;</xsl:text>
</xsl:template>
<xsl:template match="error">
<xsl:param name="pad"/>
<xsl:text> </xsl:text>
<xsl:call-template name="rpad">
<xsl:with-param name="str" select="string(@symbol)"/>
<xsl:with-param name="pad" select="number($pad) + 2"/>
</xsl:call-template>
<xsl:text>error</xsl:text>
<xsl:text> (</xsl:text>
<xsl:value-of select="text()"/>
<xsl:text>)</xsl:text>
<xsl:text>&#10;</xsl:text>
</xsl:template>
<xsl:template match="reduction">
<xsl:param name="pad"/>
<xsl:text> </xsl:text>
<xsl:call-template name="rpad">
<xsl:with-param name="str" select="string(@symbol)"/>
<xsl:with-param name="pad" select="number($pad) + 2"/>
</xsl:call-template>
<xsl:if test="@enabled = 'false'">
<xsl:text>[</xsl:text>
</xsl:if>
<xsl:choose>
<xsl:when test="@rule = 'accept'">
<xsl:text>accept</xsl:text>
</xsl:when>
<xsl:otherwise>
<a>
<xsl:attribute name="href">
<xsl:value-of select="concat('#rule_', @rule)"/>
</xsl:attribute>
<xsl:value-of select="concat('reduce using rule ', @rule)"/>
</a>
<xsl:text> (</xsl:text>
<xsl:value-of
select="/bison-xml-report/grammar/rules/rule[@number = current()/@rule]/lhs[text()]"/>
<xsl:text>)</xsl:text>
</xsl:otherwise>
</xsl:choose>
<xsl:if test="@enabled = 'false'">
<xsl:text>]</xsl:text>
</xsl:if>
<xsl:text>&#10;</xsl:text>
</xsl:template>
<xsl:template match="solved-conflicts">
<xsl:if test="resolution">
<xsl:text>&#10;</xsl:text>
<xsl:apply-templates select="resolution"/>
</xsl:if>
</xsl:template>
<xsl:template match="resolution">
<xsl:text> Conflict between </xsl:text>
<a>
<xsl:attribute name="href">
<xsl:value-of select="concat('#rule_', @rule)"/>
</xsl:attribute>
<xsl:value-of select="concat('rule ',@rule)"/>
</a>
<xsl:text> and token </xsl:text>
<xsl:value-of select="@symbol"/>
<xsl:text> resolved as </xsl:text>
<xsl:if test="@type = 'error'">
<xsl:text>an </xsl:text>
</xsl:if>
<xsl:value-of select="@type"/>
<xsl:text> (</xsl:text>
<xsl:value-of select="."/>
<xsl:text>).&#10;</xsl:text>
</xsl:template>
<xsl:template name="max-width-symbol">
<xsl:param name="node"/>
<xsl:variable name="longest">
<xsl:for-each select="$node">
<xsl:sort data-type="number" select="string-length(@symbol)"
order="descending"/>
<xsl:if test="position() = 1">
<xsl:value-of select="string-length(@symbol)"/>
</xsl:if>
</xsl:for-each>
</xsl:variable>
<xsl:value-of select="$longest"/>
</xsl:template>
<xsl:template name="lpad">
<xsl:param name="str" select="''"/>
<xsl:param name="pad" select="0"/>
<xsl:variable name="diff" select="$pad - string-length($str)" />
<xsl:choose>
<xsl:when test="$diff &lt; 0">
<xsl:value-of select="$str"/>
</xsl:when>
<xsl:otherwise>
<xsl:call-template name="space">
<xsl:with-param name="repeat" select="$diff"/>
</xsl:call-template>
<xsl:value-of select="$str"/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template name="rpad">
<xsl:param name="str" select="''"/>
<xsl:param name="pad" select="0"/>
<xsl:variable name="diff" select="$pad - string-length($str)"/>
<xsl:choose>
<xsl:when test="$diff &lt; 0">
<xsl:value-of select="$str"/>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$str"/>
<xsl:call-template name="space">
<xsl:with-param name="repeat" select="$diff"/>
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template name="space">
<xsl:param name="repeat">0</xsl:param>
<xsl:param name="fill" select="' '"/>
<xsl:if test="number($repeat) &gt;= 1">
<xsl:call-template name="space">
<xsl:with-param name="repeat" select="$repeat - 1"/>
<xsl:with-param name="fill" select="$fill"/>
</xsl:call-template>
<xsl:value-of select="$fill"/>
</xsl:if>
</xsl:template>
</xsl:stylesheet>