RE: [xsl] differences between xsl:analyze-string and XPath2.0 matches()?

["Michael Kay" <mike@xxxxxxxxxxxx>]

The regex attribute of xsl:analyze-string is an AVT. If the actual regex is
in a variable, you want

regex="{$feature.regex}"

Regards,

Michael Kay
http://www.saxonica.com/
http://twitter.com/michaelhkay  

> -----Original Message-----
> From: Georges Schmitz [mailto:georges.schmitz@xxxxxxxxx] 
> Sent: 29 September 2009 17:59
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject: [xsl] differences between xsl:analyze-string and 
> XPath2.0 matches()?
> 
> I just can't get it working. I test an expression with 
> matches() before switching over to xsl:analyze-string and 
> both don't seem to match the same regex. The expression that 
> is tested is provided via the function parameter $exp and 
> contains "Feature(CM_USE_PROVINCE)=TRUE".
> 
> Are they supposed to behave differently? Because I run into 
> the non matching part with debug output as following:
> 
> > the non matching string is |Feature(CM_USE_PROVINCE)=TRUE|
> >             and doesn't match 
> > [Feature\((CM_USE_PROVINCE)\)=(TRUE|FALSE)]
> 
> 
> Thanks for any help,
> Georges
> 
> PS
> maybe I should say that I'm using
> Saxon 9.1.0.2J from Saxonica
> Java version 1.6.0_15
> 
> =======================================
> 
> <xsl:function name="proff:evaluate-globalsetup" as="xs:boolean">
>   <xsl:param name="exp" as="xs:string"/>
> 
>   <!-- CM_USE_PROVINCE will be replaced by another real regex 
> component -->
>   <xsl:variable
> name="feature.regex">Feature\((CM_USE_PROVINCE)\)=(TRUE|FALSE)
> </xsl:variable>
>   ...
>   <xsl:variable name="customer.configs" 
> select="gs:get-customer-configs($customer.setup, 
> $global.config.sets)"/>
>   <xsl:choose>
>     <xsl:when test="matches($exp, $feature.regex)">
>       <xsl:analyze-string select="$exp" regex="$feature.regex">
>         <xsl:matching-substring>
>           <xsl:if test="$debug gt 0">
>             <xsl:message>  checking for <xsl:value-of 
> select="$exp"/> found:
>             feature  name: <xsl:value-of select="regex-group(1)"/>
>             feature value: <xsl:value-of select="regex-group(2)"/>
>             </xsl:message>
>           </xsl:if>
>           <xsl:copy-of select="if ($customer.configs//config-item[
>                                           @name='Feature' and
>                                           @gen:usecase-enum = 
> regex-group(1)
>                                     ]/param = regex-group(2))
>                                 then true()
>                                 else false()"/>
>         </xsl:matching-substring>
>         <xsl:non-matching-substring>
>             <xsl:message>the non matching string is 
> |<xsl:value-of select="."/>|
>             and doesn't match [<xsl:value-of 
> select="$feature.regex"/>]
>             </xsl:message>
>         </xsl:non-matching-substring>
>       </xsl:analyze-string>
>     </xsl:when>
>     <xsl:when test="matches($exp, $lang.setting.regex)"> ...
>     </xsl:when>
>     <xsl:otherwise>
>       <xsl:message terminate="yes"> $$$ ERROR $$$
>       you are trying to have
>       "<xsl:value-of select="$exp"/>"
>       as a global setup condition, but this doesn't match
>       "<xsl:value-of select="$feature.regex"/>"
>       </xsl:message>
>     </xsl:otherwise>
>   </xsl:choose>
> </xsl:function>
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