<xsl:stylesheet version="1.0" 
   xmlns="http://example.org/test#"
   xmlns:h="http://www.w3.org/1999/xhtml" 
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" 
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" encoding="utf-8" indent="yes"/>

<xsl:template name="left-trim">
  <!-- From http://www.oxygenxml.com/archives/xsl-list/200203/msg01042.html -->
  <xsl:param name="s" />

  <xsl:choose>
    <xsl:when test="normalize-space(substring($s, 1, 1)) = ''">
      <xsl:call-template name="left-trim">
        <xsl:with-param name="s" select="substring($s, 2)" />
      </xsl:call-template>
    </xsl:when>
    <xsl:otherwise>
      <xsl:value-of select="$s" />
    </xsl:otherwise>
  </xsl:choose>
</xsl:template>

<xsl:template match="/">
<rdf:RDF>
 <xsl:for-each select="//h:pre[@class='setup']">
 <Doctest>
  <setup><xsl:value-of select="text()"/></setup>
 </Doctest>
 </xsl:for-each>
 <xsl:for-each select="//h:pre[@class='doctest']">
 <Doctest>
  <doctest><xsl:value-of select="text()"/></doctest>
 </Doctest>
 </xsl:for-each>
 <xsl:for-each select="//h:div[@class='doctest']">
 <Doctest>
  <doctest><xsl:for-each select=".//h:pre[@class='part']"
           ><xsl:call-template name="left-trim">
        <xsl:with-param name="s" select="text()"/>
      </xsl:call-template></xsl:for-each></doctest>
 </Doctest>
 </xsl:for-each>
</rdf:RDF>
</xsl:template>
</xsl:stylesheet>

