--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ xml2text.xsl - transform Bison XML Report into plain text.
+ $Id$
+
+ 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">
+
+<xsl:output method="text" encoding="UTF-8" indent="no"/>
+
+<xsl:template match="/">
+ <xsl:apply-templates select="bison-xml-report"/>
+</xsl:template>
+
+<xsl:template match="bison-xml-report">
+ <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">
+ <xsl:text>Rules never reduced </xsl:text>
+ <xsl:apply-templates select="rule">
+ <xsl:with-param name="pad" select="'3'"/>
+ </xsl:apply-templates>
+ <xsl:text> </xsl:text>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="reductions">
+ <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">
+ <xsl:if test="nonterminal">
+ <xsl:text>Useless nonterminals </xsl:text>
+ <xsl:for-each select="nonterminal">
+ <xsl:text> </xsl:text>
+ <xsl:value-of select="."/>
+ <xsl:text> </xsl:text>
+ </xsl:for-each>
+ <xsl:text> </xsl:text>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="useless/rules">
+ <xsl:if test="rule">
+ <xsl:text>Useless rules </xsl:text>
+ <xsl:apply-templates select="rule">
+ <xsl:with-param name="pad" select="'3'"/>
+ </xsl:apply-templates>
+ <xsl:text> </xsl:text>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="unused/terminals">
+ <xsl:if test="terminal">
+ <xsl:text>Terminals which are not used </xsl:text>
+ <xsl:for-each select="terminal">
+ <xsl:text> </xsl:text>
+ <xsl:value-of select="."/>
+ <xsl:text> </xsl:text>
+ </xsl:for-each>
+ <xsl:text> </xsl:text>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="conflicts">
+ <xsl:if test="conflict">
+ <xsl:apply-templates select="conflict"/>
+ <xsl:text> </xsl:text>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="conflict">
+ <xsl:text>State </xsl:text>
+ <xsl:value-of select="@state"/>
+ <xsl:text> conflicts: </xsl:text>
+ <xsl:value-of select="@num"/>
+ <xsl:text> </xsl:text>
+ <xsl:value-of select="@type"/>
+ <xsl:text> </xsl:text>
+</xsl:template>
+
+<xsl:template match="grammar">
+ <xsl:text>Grammar </xsl:text>
+ <xsl:apply-templates select="rules/rule">
+ <xsl:with-param name="pad" select="'3'"/>
+ </xsl:apply-templates>
+ <xsl:text> </xsl:text>
+ <xsl:apply-templates select="terminals"/>
+ <xsl:apply-templates select="nonterminals"/>
+</xsl:template>
+
+<xsl:template match="grammar/terminals">
+ <xsl:text>Terminals, with rules where they appear </xsl:text>
+ <xsl:apply-templates select="terminal"/>
+ <xsl:text> </xsl:text>
+</xsl:template>
+
+<xsl:template match="grammar/nonterminals">
+ <xsl:text>Nonterminals, with rules where they appear </xsl:text>
+ <xsl:apply-templates select="nonterminal"/>
+</xsl:template>
+
+<xsl:template match="terminal">
+ <xsl:value-of select="@symbol"/>
+ <xsl:value-of select="concat(' (', @type, ')')"/>
+ <xsl:apply-templates select="rule"/>
+ <xsl:text> </xsl:text>
+</xsl:template>
+
+<xsl:template match="terminal/rule">
+ <xsl:text> </xsl:text>
+ <xsl:value-of select="."/>
+</xsl:template>
+
+<xsl:template match="nonterminal">
+ <xsl:value-of select="@symbol"/>
+ <xsl:value-of select="concat(' (', @type, ')')"/>
+ <xsl:text> </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>, </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> </xsl:text>
+</xsl:template>
+
+<xsl:template match="nonterminal/left/rule|nonterminal/right/rule">
+ <xsl:text> </xsl:text>
+ <xsl:value-of select="."/>
+</xsl:template>
+
+<xsl:template match="automaton">
+ <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> </xsl:text>
+ <xsl:text>state </xsl:text>
+ <xsl:value-of select="@number"/>
+ <xsl:text> </xsl:text>
+ <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"/>
+</xsl:template>
+
+<xsl:template match="actions/transitions">
+ <xsl:param name="type"/>
+ <xsl:if test="transition[@type = $type]">
+ <xsl:text> </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 = $type]"/>
+ </xsl:call-template>
+ </xsl:with-param>
+ </xsl:apply-templates>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="actions/errors">
+ <xsl:if test="error">
+ <xsl:text> </xsl:text>
+ <xsl:apply-templates select="error">
+ <xsl:with-param name="pad">
+ <xsl:call-template name="max-width-symbol">
+ <xsl:with-param name="node" select="error"/>
+ </xsl:call-template>
+ </xsl:with-param>
+ </xsl:apply-templates>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="actions/reductions">
+ <xsl:if test="reduction">
+ <xsl:text> </xsl:text>
+ <xsl:apply-templates select="reduction">
+ <xsl:with-param name="pad">
+ <xsl:call-template name="max-width-symbol">
+ <xsl:with-param name="node" select="reduction"/>
+ </xsl:call-template>
+ </xsl:with-param>
+ </xsl:apply-templates>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="rule">
+ <xsl:param name="pad"/>
+ <xsl:if test="not(name(..) = 'itemset') and not(preceding-sibling::rule[1]/lhs[text()] = lhs[text()])">
+ <xsl:text> </xsl:text>
+ </xsl:if>
+ <xsl:text> </xsl:text>
+ <xsl:call-template name="lpad">
+ <xsl:with-param name="str" select="string(@number)"/>
+ <xsl:with-param name="pad" select="number($pad)"/>
+ </xsl:call-template>
+ <xsl: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()])) + 1"/>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="lhs"/>
+ <xsl:text>:</xsl:text>
+ </xsl:otherwise>
+ </xsl:choose>
+ <xsl:apply-templates select="rhs/symbol|rhs/point|rhs/empty"/>
+ <xsl:apply-templates select="lookaheads"/>
+ <xsl:text> </xsl:text>
+</xsl:template>
+
+<xsl:template match="symbol">
+ <xsl:text> </xsl:text>
+ <xsl:value-of select="."/>
+</xsl:template>
+
+<xsl:template match="point">
+ <xsl:text> .</xsl:text>
+</xsl:template>
+
+<xsl:template match="empty">
+ <xsl:text> /* empty */</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($pad) + 2"/>
+ </xsl:call-template>
+ <xsl:choose>
+ <xsl:when test="@type = 'shift'">
+ <xsl:text>shift, and go to state </xsl:text>
+ <xsl:value-of select="@state"/>
+ </xsl:when>
+ <xsl:when test="@type = 'goto'">
+ <xsl:text>go to state </xsl:text>
+ <xsl:value-of select="@state"/>
+ </xsl:when>
+ </xsl:choose>
+ <xsl:text> </xsl:text>
+</xsl:template>
+
+<xsl:template match="error">
+ <xsl:param name="pad"/>
+ <xsl:text> </xsl:text>
+ <xsl:call-template name="rpad">
+ <xsl:with-param name="str" select="string(@symbol)"/>
+ <xsl:with-param name="pad" select="number($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> </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($pad) + 2"/>
+ </xsl:call-template>
+ <xsl:if test="@enabled = 'false'">
+ <xsl:text>[</xsl:text>
+ </xsl:if>
+ <xsl:choose>
+ <xsl:when test="@rule = 'accept'">
+ <xsl:text>accept</xsl:text>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:text>reduce using rule </xsl:text>
+ <xsl:value-of select="@rule"/>
+ <xsl:text> (</xsl:text>
+ <xsl:value-of
+ select="/bison-xml-report/grammar/rules/rule[@number = current()/@rule]/lhs[text()]"/>
+ <xsl:text>)</xsl:text>
+ </xsl:otherwise>
+ </xsl:choose>
+ <xsl:if test="@enabled = 'false'">
+ <xsl:text>]</xsl:text>
+ </xsl:if>
+ <xsl:text> </xsl:text>
+</xsl:template>
+
+<xsl:template match="solved-conflicts">
+ <xsl:if test="resolution">
+ <xsl:text> </xsl:text>
+ <xsl:apply-templates select="resolution"/>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="resolution">
+ <xsl:text> Conflict between rule </xsl:text>
+ <xsl:value-of select="@rule"/>
+ <xsl:text> and token </xsl:text>
+ <xsl:value-of select="@symbol"/>
+ <xsl:text> resolved as </xsl:text>
+ <xsl:if test="@type = 'error'">
+ <xsl:text>an </xsl:text>
+ </xsl:if>
+ <xsl:value-of select="@type"/>
+ <xsl:text> (</xsl:text>
+ <xsl:value-of select="."/>
+ <xsl:text>). </xsl:text>
+</xsl:template>
+
+<xsl:template name="max-width-symbol">
+ <xsl:param name="node"/>
+ <xsl:variable name="longest">
+ <xsl:for-each select="$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 < 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 < 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) >= 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>