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<?xml version="1.0" ?>
<!-- :mode=xsl:tabSize=2:indentSize=2:folding=none: -->
<!-- apply to modes/catalog to look for unused rules in mode files
Copyright © 2012 - Eric Le Lay <kerik-sf@users.sf.net>
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 2
of the License, or 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 02111-1307, USA.
-->
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:xs="http://www.w3.org/2001/XMLSchema" version="2.0">
<!-- output simple one line messages for now -->
<xsl:output method="text" encoding="UTF-8"/>
<!-- main template: grab rulesets and references in all mode files
and compute errors
-->
<xsl:template match="/">
<!-- use the other templates to grab -->
<xsl:variable name="refs" as="node()*">
<xsl:apply-templates/>
</xsl:variable>
<!-- analyze the relations -->
<xsl:for-each select="$refs/rules">
<!-- named RULES section not referenced anywhere -->
<xsl:if test="not($refs//ref[@name = current()/@set])
and not(ends-with(current()/@set, '::MAIN'))">
<xsl:text> mode </xsl:text>
<xsl:value-of select="parent::mode/@file"/>
<xsl:text> ruleset </xsl:text>
<xsl:value-of select="@set"/>
<xsl:text> not referenced anywhere </xsl:text>
</xsl:if>
<xsl:for-each select="ref">
<!-- reference to RULES that can't be found -->
<xsl:if test="not($refs//rules[@set = current()/@name])">
<xsl:text> mode </xsl:text>
<xsl:value-of select="ancestor::mode/@file"/>
<xsl:text> undefined ref </xsl:text>
<xsl:value-of select="@name"/>
<xsl:text> </xsl:text>
</xsl:if>
</xsl:for-each>
</xsl:for-each>
</xsl:template>
<xsl:template match="MODE[@FILE]">
<mode file="{@FILE}" name="{@NAME}">
<xsl:apply-templates select="document(@FILE,.)/MODE">
<xsl:with-param name="mode-name" tunnel="yes" select="@NAME" as="xs:string"/>
</xsl:apply-templates>
</mode>
</xsl:template>
<xsl:template match="RULES[@SET]">
<xsl:param name="mode-name" tunnel="yes" as="xs:string"/>
<rules set="{$mode-name}::{@SET}">
<xsl:apply-templates/>
</rules>
</xsl:template>
<!-- name default RULES mode::MAIN -->
<xsl:template match="RULES">
<xsl:param name="mode-name" tunnel="yes" as="xs:string"/>
<rules set="{$mode-name}::MAIN">
<xsl:apply-templates/>
</rules>
</xsl:template>
<!-- the default template doesn't apply templates to attributes -->
<xsl:template match="*">
<xsl:apply-templates select="@*"/>
<xsl:apply-templates select="*"/>
</xsl:template>
<!-- in general, ignore attributes and text to avoid noise in the output -->
<xsl:template match="@*"/>
<xsl:template match="text()"/>
<!-- SPAN, IMPORT -->
<xsl:template match="@DELEGATE">
<xsl:param name="mode-name" tunnel="yes" as="xs:string"/>
<xsl:choose>
<xsl:when test="contains(.,':')">
<ref name="{.}"/>
</xsl:when>
<xsl:otherwise>
<!-- always output qualified references -->
<ref name="{$mode-name}::{.}"/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
</xsl:stylesheet>
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