data/xslt/bison.xsl

   1 <?xml version="1.0" encoding="UTF-8"?>
   2
   3 <!--
   4     bison.xsl - common templates for Bison XSLT.
   5     Copyright (C) 2007 Free Software Foundation, Inc.
   6
   7     This file is part of Bison, the GNU Compiler Compiler.
   8
   9     This program is free software: you can redistribute it and/or modify
  10     it under the terms of the GNU General Public License as published by
  11     the Free Software Foundation, either version 3 of the License, or
  12     (at your option) any later version.
  13
  14     This program is distributed in the hope that it will be useful,
  15     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17     GNU General Public License for more details.
  18
  19     You should have received a copy of the GNU General Public License
  20     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21   -->
  22
  23 <xsl:stylesheet version="1.0"
  24   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
  25   xmlns:bison="http://www.gnu.org/software/bison/">
  26
  27 <!-- For the specified state, output: #sr-conflicts,#rr-conflicts -->
  28 <xsl:template match="state" mode="bison:count-conflicts">
  29   <xsl:variable name="transitions" select="actions/transitions"/>
  30   <xsl:variable name="reductions" select="actions/reductions"/>
  31   <xsl:variable
  32     name="terminals"
  33     select="
  34       $transitions/transition[@type='shift']/@symbol
  35       | $reductions/reduction/@symbol
  36     "
  37   />
  38   <xsl:variable name="conflict-data">
  39     <xsl:for-each select="$terminals">
  40       <xsl:variable name="name" select="."/>
  41       <xsl:if test="generate-id($terminals[. = $name][1]) = generate-id(.)">
  42         <xsl:variable
  43           name="shift-count"
  44           select="count($transitions/transition[@symbol=$name])"
  45         />
  46         <xsl:variable
  47           name="reduce-count"
  48           select="count($reductions/reduction[@symbol=$name])"
  49         />
  50         <xsl:if test="$shift-count > 0 and $reduce-count > 0">
  51           <xsl:text>s</xsl:text>
  52         </xsl:if>
  53         <xsl:if test="$reduce-count > 1">
  54           <xsl:text>r</xsl:text>
  55         </xsl:if>
  56       </xsl:if>
  57     </xsl:for-each>
  58   </xsl:variable>
  59   <xsl:value-of select="string-length(translate($conflict-data, 'r', ''))"/>
  60   <xsl:text>,</xsl:text>
  61   <xsl:value-of select="string-length(translate($conflict-data, 's', ''))"/>
  62 </xsl:template>
  63
  64 </xsl:stylesheet>