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RE: [xsl] trying to drop leading/trailing WS text nodes from verb atim
Subject: RE: [xsl] trying to drop leading/trailing WS text nodes from verb atim From: "Robert P. J. Day" <rpjday@xxxxxxxxxxxxxx> Date: Wed, 3 Sep 2003 08:17:12 -0400 (EDT) |
On Wed, 3 Sep 2003 David.Pawson@xxxxxxxxxxx wrote: > Robert, if you try your solution you make conclude, as I did, > that the spacing offsets the listings nicely, rather > than 'mixing' them too closely with the surrounding text? > > regards DaveP i thought about that, but decided i wanted to use the verbatim before/after spacing attributes to control that more precisely. but there was one thing about the posted solution that i found curious, and it has to do with programming practice (just note the overall structure of the test below): <xsl:variable name="contsl"> <xsl:choose> <xsl:when test="count($before) = 0"> <xsl:call-template name="remove-lf-left"> <xsl:with-param name="astr" select="$conts"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:value-of select="$conts"/> </xsl:otherwise> </xsl:choose> </xsl:variable> note that the above code tests for two possibilities -- that count($before) = 0, or it doesn't. fair enough, but from years of recursive programming, i'm used to putting the trivial condition at the top, to get it out of the way quickly. so i could have just as easily written this as: count($before) > 0 --> trivial else --> recursive call clearly, the solutions are equivalent, but do folks have any strong opinions on *recommended* practice? as i said, i've always been a fan of trying to recognize and deal with trivial conditions as soon as possible, to make the code easier to read top-down. thoughts? rday XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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